CN212459687U - Swelling soil dry-wet cycle test device - Google Patents
Swelling soil dry-wet cycle test device Download PDFInfo
- Publication number
- CN212459687U CN212459687U CN202021294782.1U CN202021294782U CN212459687U CN 212459687 U CN212459687 U CN 212459687U CN 202021294782 U CN202021294782 U CN 202021294782U CN 212459687 U CN212459687 U CN 212459687U
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- Prior art keywords
- outer edge
- container
- partition plate
- test device
- cycle test
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 239000002689 soil Substances 0.000 title claims abstract description 26
- 230000008961 swelling Effects 0.000 title description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000005192 partition Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 9
- 238000000889 atomisation Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001035 drying Methods 0.000 description 14
- 241001233242 Lontra Species 0.000 description 7
- 239000011521 glass Substances 0.000 description 6
- 239000002274 desiccant Substances 0.000 description 5
- 238000011068 loading method Methods 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910052900 illite Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model relates to an inflation soil is wet cycle test device futilely, it includes the container, be provided with the partition plate in the container, the test chamber and the chamber of adding water are cut apart into with the container to the partition plate, set up the through-hole that communicates the test chamber and add the water chamber on the partition plate, it is located the below of test chamber to add the water chamber, place the dry box that is used for placing the drier on the partition plate, the opening has on the dry box, be provided with the rack on the partition plate. The utility model discloses have the convenience and carry out the effect of wet circulation operation futilely many times to the test block.
Description
Technical Field
The utility model belongs to the technical field of an experimental technique of inflation soil and specifically relates to a dry-wet cycle test device of inflation soil is related to.
Background
Expansive soil is also called as "expansive soil". After soaking in water, the volume is expanded violently, and after dehydration, the volume is contracted obviously. The soil contains more clay minerals such as montmorillonite and illite, so that the soil is very hydrophilic. When the natural water content is higher, the swelling capacity and the swelling force after soaking are smaller, and the shrinkage capacity and the shrinkage force after dehydration are larger; the larger the natural pore ratio, the smaller the swelling amount and the swelling force, and the larger the contraction amount and the contraction force, and the swelling soil needs to be tested in order to solve the properties of the swelling soil.
The patent document with the publication number of CN208254963U discloses a test device for measuring the volume change of expansive soil under the condition of soaking, wherein two organic glass cylinders, namely an organic glass outer cylinder and an organic glass inner cylinder, are arranged on a bottom plate, a water outlet pipe and a water supply pipe are symmetrically arranged at the bottom of the organic glass outer cylinder, and the organic glass inner cylinder is used for filling a test soil sample; the loading device consists of a numerical control oil jack, a pressurizing rod, a pressurizing ball seat, a loading upright post and a top plate; the numerical control oil jack comprises a telescopic rod base, a telescopic rod, a top cover, an oil tank, an operating button and a display screen; two dial gauge stand columns and four loading stand columns are arranged on the bottom plate; two dial indicator supports are arranged on a dial indicator stand column of the device, two dial indicators are respectively arranged on the two dial indicator supports, and the free ends of the dial indicators are in contact with two grooves on the pressurizing ball seat.
In the above-described apparatus, the swelling soil is humidified to measure the volume expansion, but the measurement cannot be performed in a case where the dry-wet cycle is performed a plurality of times.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an inflation soil is wet cycle test device futilely, it has the convenience and carries out the effect of wet cycle operation futilely many times to the test block.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an inflation soil is wet cycle test device futilely, includes the container, be provided with the partition plate in the container, the partition plate cuts apart into the test chamber with the container and adds the water cavity, set up the through-hole that communicates the test chamber and add the water cavity on the partition plate, it is located the below in test chamber to add the water cavity, place the drying box that is used for placing the drier on the partition plate, the opening has on the drying box, be provided with the rack on the partition plate.
Through adopting above-mentioned technical scheme, during the use, set up the partition plate in the container, be the chamber of adding water in the lower part of container, upper portion is the test chamber, has placed the rack on the partition plate, is used for placing the test block on the rack, can carry out the humidification to the test block through adding water in the intracavity that drains, will drain in addition the intracavity go out pour the back, add the drier again in to the drying box and can reduce the humidity in the container to make the test block dry, carry out in proper order and add water or add the drier many times, can conveniently carry out dry wet cycle operation many times to the test block.
The utility model discloses further set up to: the rack includes otter board and landing leg, the lower surface at the otter board is connected to the landing leg, and the otter board is placed on the partition plate through the landing leg level.
Through adopting above-mentioned technical scheme, the otter board level is placed, places the test block on the otter board, and the landing leg supports the lower surface at the otter board, makes the otter board and cut apart the interval setting between the board to can make the holistic surface of test block carry out the process of doing wet simultaneously.
The utility model discloses further set up to: the container comprises a body and a cover body, wherein the partition plate is positioned in the body, the upper part of the body is provided with an opening, the cover body is covered on the body, the edge of the opening at the upper part of the body is provided with a lower outer edge, and the position of the cover body, which is opposite to the lower outer edge, is provided with an upper outer edge.
Through adopting above-mentioned technical scheme, the upper portion of body sets up the opening for follow this internal test block of taking out, set up the outer fringe on the apron simultaneously, set up outer fringe down on the body, make the leakproofness between apron and the body better, improve the dry and wet circulation speed of test block.
The utility model discloses further set up to: the clamping piece is clamped on the back surface of the upper outer edge and the back surface of the lower outer edge.
By adopting the technical scheme, the sealing gasket is arranged between the upper outer edge and the lower outer edge, so that the sealing performance between the cover body and the body is further improved, the clamping piece is used for clamping the upper outer edge and the lower outer edge, and the sealing performance between the cover body and the body can be further improved.
The utility model discloses further set up to: the water adding cavity is internally provided with an ultrasonic atomization sheet which is connected with a power supply, and the power supply is placed on the partition plate.
Through adopting above-mentioned technical scheme, the ultrasonic atomization piece can atomize the water of adding the water intracavity, improves the humidity lifting speed in the container to accelerate the test speed of test block.
The utility model discloses further set up to: the fan is arranged on the partition plate and electrically connected with the power supply.
Through adopting above-mentioned technical scheme, place the fan on the partition plate, the air cycle speed in the container can be accelerated to the fan to humidity in the messenger test chamber reaches the degree that needs fast.
The utility model discloses further set up to: a humidity sensor is arranged on the upper portion in the container and electrically connected with the fan.
Through adopting above-mentioned technical scheme, humidity transducer sets up in the container, and the electricity is connected between humidity transducer and the fan, when can making humidity transducer detect the temperature and reach suitable scope, fan stop work makes the humidity in the container control.
The utility model discloses further set up to: the bottom of the container is provided with a water drain pipe, and the water drain pipe is connected with a valve.
Through adopting above-mentioned technical scheme, the bottom of container sets up the bleeder, can make the outflow of adding the water intracavity through the bleeder to the convenience is not discharged with the water that the intracavity of adding water used up, and the convenience carries out dry process to the test block.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the moisture in the container can be reduced by adding the drying agent into the drying box after the water in the water drainage cavity is poured out, so that the test block is dried, and the test block can be conveniently subjected to dry-wet cycle operation for many times;
2. the sealing gasket is arranged between the upper outer edge and the lower outer edge, so that the sealing property between the cover body and the body is further improved, and the clamping piece is used for clamping the upper outer edge and the lower outer edge, so that the sealing property between the cover body and the body can be improved;
3. the fan is arranged on the partition plate, so that the air circulation speed in the container can be increased by the fan, and the humidity in the test cavity can reach the required degree quickly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the full-section structure of the present invention;
fig. 3 is a schematic structural view of the present invention without a cover.
In the figure, 1, a container; 11. a body; 111. a lower outer edge; 12. a cover body; 121. an upper outer edge; 13. a step; 14. a gasket; 15. a clip; 16. a water discharge pipe; 17. a valve; 2. dividing the plate; 21. a water adding cavity; 22. a test chamber; 23. a through hole; 3. placing a rack; 31. a screen plate; 32. a support leg; 4. testing blocks; 5. drying the box; 6. a fan; 7. a power source; 8. an ultrasonic atomization sheet; 9. a humidity sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses an inflation soil is wet cycle test device futilely, including container 1, container 1 is whole to be transparent glass material and makes, and container 1 includes body 11 and lid 12, and the upper portion opening of body 11 is provided with a step 13 in this body 11, has placed a partition plate 2 on step 13, becomes water cavity 21 through partition plate 2 with the lower part of body 11, has formed test cavity 22 between the upper portion of body 11 and the lid 12, is used for adding water or solution in the water cavity 21, can make keep humidity in the container 1. The dividing plate 2 is provided with a through hole 23, the through hole 23 communicates the test cavity 22 with the water adding cavity 21, and after water is volatilized to the water adding cavity 21, the water enters the test cavity 22 through the through hole 23, so that the humidity in the test cavity 22 reaches the required water. A placing frame 3 is placed on the upper surface of the dividing plate 2, a test block 4 of expansive soil is placed on the placing frame 3, and the test block 4 absorbs water in the test cavity 22 to enable the test block 4 to become wet; the drying box 5 is placed on the upper surface of the partition plate 2, the upper portion of the drying box 5 is opened, the drying agent is placed in the drying box 5, and the drying agent absorbs moisture in the container 1, so that the purpose of drying the test block 4 is achieved, because the water is added into the water adding cavity 21 or the drying agent is added into the drying box 5 at different times, the test block 4 can be wetted to absorb water by adding water into the water adding cavity 21, the drying agent is added into the drying box 5, the test block 4 can be dried, and therefore, the test of dry-wet circulation can be completed in the process of drying or wetting the test block 4 for multiple times.
Referring to fig. 2, when the cover 12 is closed to the upper opening of the body 11, in order to improve the sealing performance between the cover 12 and the body 11, a lower outer edge 111 is provided at the outer side of the edge of the upper opening of the body 11, an upper outer edge 121 is provided at a position of the cover 12 corresponding to the upper and lower outer edges 111 of the body 11, a gasket 14 is provided between the upper outer edge 121 and the lower outer edge 111, the gasket 14 may be made of a rubber material, and when the cover 12 is closed to the body 11, the joint between the body 11 and the cover 12 is sealed by sandwiching the gasket 14 between the upper outer edge 121 and the lower outer edge 111. Meanwhile, a plurality of clamping pieces 15 are arranged on the upper outer edge 121 and the lower outer edge 111, the clamping pieces 15 are of U-shaped structures made of elastic metal materials, the U-shapes of the clamping pieces 15 are clamped to the upper outer edge 121 and the lower outer edge 111 from the side edges of the upper outer edge 121 and the lower outer edge 111, and the clamping pieces 15 act on the surfaces of the upper outer edge 121 and the lower outer edge 111 opposite to each other, so that the upper outer edge 121 and the lower outer edge 111 can be clamped, and the sealing performance between the cover body 12 and the body 11 is improved.
Referring to fig. 2 and 3, in order to increase the speed of air circulation in the container 1, a fan 6 is placed on the dividing plate 2, the fan 6 is positioned at one side of the dividing plate 2, a power supply 7 is connected to the fan 6, the fan 6 is driven by the power supply 7, the fan 6 can make the air in the container 1 circularly blow up and down, so that the air at the lower part and the air at the upper part can reach the same humidity quickly, and the test can be accelerated. Ultrasonic atomization piece 8 has been placed to the bottom in chamber 21 adds water, and ultrasonic atomization piece 8 is connected with power 7, under ultrasonic atomization piece 8's effect, can make the water in the chamber 21 that adds water atomize fast to flow atomizing steam to test chamber 22 in through fan 6, thereby accelerate the absorption of test block 4.
Referring to fig. 2 and 3, the placing rack 3 includes a screen plate 31 and supporting legs 32, the screen plate 31 is horizontally placed, the test block 4 is placed on the upper surface of the screen plate 31 and used for uniformly absorbing or drying the whole surface of the test block 4, the supporting legs 32 are vertically arranged on the lower surface of the screen plate 31, the screen plate 31 is placed on the dividing plate 2 through the supporting legs 32, and the screen plate 31 and the dividing plate 2 are arranged at intervals. The inner wall of the body 11 is provided with a humidity sensor 9, the humidity sensor 9 is electrically connected with the fan 6, and when the humidity detected by the humidity sensor 9 is equal to the required humidity, the fan 6 stops operating, so that the humidity in the container 1 is kept at the target humidity which is required to be reached by the test block 4. In order to discharge the water in the water feeding cavity 21 conveniently, a water discharge pipe 16 is arranged at the bottom of the container 1, a valve 17 is connected to the water discharge pipe 16, one end of the water discharge pipe 16 is communicated with the bottom of the container 1, and the water in the container 1 can be discharged through the water discharge pipe 16.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an inflation soil is wet cycle test device futilely which characterized in that: including container (1), be provided with partition plate (2) in container (1), partition plate (2) are cut apart into experimental chamber (22) and are added water chamber (21) with container (1), set up through-hole (23) that communicate experimental chamber (22) and add water chamber (21) on partition plate (2), it is located the below of experimental chamber (22) to add water chamber (21), place dry box (5) that are used for placing the drier on partition plate (2), the opening has on dry box (5), be provided with rack (3) on partition plate (2).
2. The expansive soil dry-wet cycle test device as claimed in claim 1, wherein: the placing rack (3) comprises a screen plate (31) and supporting legs (32), the supporting legs (32) are connected to the lower surface of the screen plate (31), and the screen plate (31) is horizontally placed on the dividing plate (2) through the supporting legs (32).
3. The expansive soil dry-wet cycle test device according to claim 1 or 2, wherein: the container (1) comprises a body (11) and a cover body (12), wherein the dividing plate (2) is positioned in the body (11), the upper part of the body (11) is opened, the cover body (12) is covered on the body (11), the edge of the upper part opening of the body (11) is provided with a lower outer edge (111), and the position of the cover body (12) opposite to the lower outer edge (111) is provided with an upper outer edge (121).
4. The expansive soil dry-wet cycle test device as claimed in claim 3, wherein: a sealing gasket (14) is arranged between the upper outer edge (121) and the lower outer edge (111), clamping pieces (15) are connected to the upper outer edge (121) and the lower outer edge (111), and the clamping pieces (15) are clamped on the surfaces of the upper outer edge (121) and the lower outer edge (111) which are opposite to each other.
5. The expansive soil dry-wet cycle test device as claimed in claim 1, wherein: be provided with ultrasonic atomization piece (8) in water cavity (21), ultrasonic atomization piece (8) are connected with power (7), power (7) are placed on partition plate (2).
6. The expansive soil dry-wet cycle test device as claimed in claim 5, wherein: the fan (6) is arranged on the partition plate (2), and the fan (6) is electrically connected with the power supply (7).
7. The expansive soil dry-wet cycle test device as claimed in claim 6, wherein: a humidity sensor (9) is arranged at the upper part in the container (1), and the humidity sensor (9) is electrically connected with the fan (6).
8. The expansive soil dry-wet cycle test device of claim 7, wherein: a water discharge pipe (16) is arranged at the bottom of the container (1), and a valve (17) is connected to the water discharge pipe (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021294782.1U CN212459687U (en) | 2020-07-04 | 2020-07-04 | Swelling soil dry-wet cycle test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021294782.1U CN212459687U (en) | 2020-07-04 | 2020-07-04 | Swelling soil dry-wet cycle test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212459687U true CN212459687U (en) | 2021-02-02 |
Family
ID=74489982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021294782.1U Expired - Fee Related CN212459687U (en) | 2020-07-04 | 2020-07-04 | Swelling soil dry-wet cycle test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212459687U (en) |
-
2020
- 2020-07-04 CN CN202021294782.1U patent/CN212459687U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |