CN220894305U - Saline soil expansion testing device - Google Patents
Saline soil expansion testing device Download PDFInfo
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- CN220894305U CN220894305U CN202322424020.9U CN202322424020U CN220894305U CN 220894305 U CN220894305 U CN 220894305U CN 202322424020 U CN202322424020 U CN 202322424020U CN 220894305 U CN220894305 U CN 220894305U
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- box
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- soil
- expansion
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- 239000002689 soil Substances 0.000 title claims abstract description 82
- 238000012360 testing method Methods 0.000 title claims abstract description 57
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims abstract description 31
- 239000011780 sodium chloride Substances 0.000 title claims abstract description 31
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 9
- 238000005485 electric heating Methods 0.000 claims description 7
- 230000008961 swelling Effects 0.000 claims 5
- 230000008859 change Effects 0.000 abstract description 24
- 238000005057 refrigeration Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000010975 amethyst Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004441 surface measurement Methods 0.000 description 1
Abstract
The utility model discloses a saline soil expansion testing device, which relates to the technical field of saline soil testing and comprises a testing box, wherein the front surface of the testing box is hinged with a box door, the surface of the box door is fixedly provided with a controller, and the surface of the controller is fixedly provided with a display screen. This salinized soil expansion testing arrangement, work through controller control electrothermal tube or semiconductor refrigeration piece, thereby cool down and heat up the inside of box, the inside temperature of control box, measure the inside temperature variation of box through temperature sensor, measure the inside temperature and humidity's of salinized soil body change through soil temperature and humidity sensor, observe the reading change of amesdial, the expansion deformation of conveniently observing the salinized soil body, thereby the inside ambient temperature change of convenient test box and the inside temperature humidity change condition of salinized soil body, with the relation of salinized soil body expansion change, make things convenient for the multifactor to synthesize and judge the salinized soil expansion condition.
Description
Technical Field
The utility model relates to the technical field of saline soil testing, in particular to a saline soil expansion testing device.
Background
Salt expansion is one of the bad engineering characteristics of the saline soil, and is easy to produce destructive influence on a structure built on a saline soil foundation, and highway and railway roadbeds taking the saline soil as a filler can expand to different degrees due to the salt expansion, so that the driving comfort is influenced, and even the driving safety is endangered, and therefore, the analysis of the salt expansion characteristics is an important content of the saline soil research.
At present, an experimental device for testing the expansion of the saline soil can only study a single factor in the saline soil, and no method exists for simultaneously studying the expansion condition of the saline soil under the condition that environmental factors such as moisture, temperature, humidity and the like in the saline soil are changed.
Therefore, the utility model provides a saline soil expansion test device, which is convenient for multi-factor comprehensive determination of the saline soil expansion condition through the cooperation of a controller, a dynamometer, a sample table, a sample cylinder, a sand-based water permeable plate, a dial indicator, a test rod, a soil temperature and humidity sensor, a temperature sensor, an electric heating pipe and a semiconductor refrigerating sheet, so as to solve the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a saline soil expansion testing device, which solves the problems.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a saline soil expansion testing arrangement includes the test box, the front of test box articulates there is the chamber door, the fixed surface of chamber door installs the controller, the fixed surface of controller installs the display screen, the right side fixed mounting of test box has temperature regulating device, the test box includes the box, the inner chamber bottom fixed mounting of box has the pneumatic cylinder, the output fixed mounting of pneumatic cylinder has the layer board, the last fixed surface of layer board installs the dynamometer, the sample platform has been placed to the top of dynamometer, the last fixed surface of sample platform installs a sample section of thick bamboo, the inside of sample section of thick bamboo is filled there is the saline soil body, the top of saline soil body is equipped with the sand base permeate water plate, the inner chamber top fixed mounting of box has temperature sensor, the last fixed surface of sample platform installs soil temperature and humidity sensor, soil temperature and humidity sensor's surface setting is in the inside of sample section of thick bamboo.
Preferably, the upper surface fixed mounting of box has the support frame, the amesdial is installed to the central authorities of support frame, the lower extreme of amesdial is equipped with the test rod, the lower extreme of test rod extends to the inside of box, the surface threaded connection of support frame has the fixed pin, the one end and the surface threaded connection of amesdial of fixed pin.
Preferably, a sliding groove is formed in the side wall of the inner cavity of the box body, a sliding block is fixedly arranged on the side wall of the supporting plate, and the surface of the sliding block is connected inside the sliding groove in a sliding mode.
Preferably, the temperature control device comprises a shell, the surface of the shell is fixedly connected with the surface of the box body, a semiconductor refrigerating sheet is fixedly arranged on one side of an inner cavity of the shell, and an electric heating tube is fixedly arranged on the other side of the inner cavity of the shell.
Preferably, a graduated scale is fixedly arranged on the surface of the sample cylinder.
Preferably, the soil temperature and humidity sensor, the temperature sensor, the sample table, the semiconductor refrigerating sheet and the electric heating tube are all electrically connected with the controller.
Advantageous effects
The utility model provides a saline soil expansion test device. Compared with the prior art, the device has the following
The beneficial effects are that:
1. This salinized soil expansion testing arrangement, work through controller control electrothermal tube or semiconductor refrigeration piece, thereby cool down and heat up the inside of box, the inside temperature of control box, measure the inside temperature variation of box through temperature sensor, measure the inside temperature and humidity's of salinized soil body change through soil temperature and humidity sensor, observe the reading change of amesdial, the expansion deformation of conveniently observing the salinized soil body, thereby the inside ambient temperature change of convenient test box and the inside temperature humidity change condition of salinized soil body, with the relation of salinized soil body expansion change, make things convenient for the multifactor to synthesize and judge the salinized soil expansion condition.
2. This saline soil expansion testing arrangement sets up the test lever of amesdial in the inside of box, with the amesdial outside as to the box, can make things convenient for the reading, need open the chamber door when avoiding the reading and lead to influencing the stability of amesdial under the effect of cold and hot air flow exchange and lead to the fact the reading inaccurate, prevent simultaneously to open the chamber door reading, influence the temperature in the box, cause temperature fluctuation, influence measuring result to reached the effect of improvement equipment practicality.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic top view of the sample stage and cartridge of the present utility model;
Fig. 4 is a schematic top view of a temperature control device according to the present utility model.
In the figure: 1. a test box; 2. a door; 3. a temperature control device; 4. a display screen; 5. a controller; 11. a case; 12. a chute; 13. a hydraulic cylinder; 14. a supporting plate; 15. a slide block; 16. a load cell; 17. a sample stage; 18. a sample tube; 19. a salinized soil body; 20. a sand-based water permeable plate; 21. a support frame; 22. a dial gauge; 23. a fixing pin; 24. a test rod; 25. a soil temperature and humidity sensor; 26. a temperature sensor; 31. a housing; 32. an electric heating tube; 33. semiconductor refrigerating sheet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
Referring to fig. 1-4, a saline soil expansion testing device comprises a testing box 1, a box door 2 is hinged to the front surface of the testing box 1, a controller 5 is fixedly installed on the surface of the box door 2, a display screen 4 is fixedly installed on the surface of the controller 5, a temperature control device 3 is fixedly installed on the right side of the testing box 1, the testing box 1 comprises a box body 11, a hydraulic cylinder 13 is fixedly installed at the bottom of an inner cavity of the box body 11, a supporting plate 14 is fixedly installed at the output end of the hydraulic cylinder 13, a dynamometer 16 is fixedly installed on the upper surface of the supporting plate 14, a sample table 17 is placed above the dynamometer 16, a sample cylinder 18 is fixedly installed on the upper surface of the sample table 17, a saline soil body 19 is filled in the sample cylinder 18, a sand-based water permeable plate 20 is arranged above the saline soil body 19, a temperature sensor 26 is fixedly installed on the top of the inner cavity of the box body 11, a soil temperature and humidity sensor 25 is fixedly installed on the upper surface of the sample cylinder 18, the temperature control device 3 comprises a shell 31, a surface of the shell 31 is fixedly connected with the surface of the box body 11, a semiconductor scale 31 is fixedly installed on one side of the inner cavity 31, and a scale 32 is fixedly installed on the other side of the inner cavity 31.
In this embodiment, through controller 5 control electrothermal tube 32 or the work of semiconductor refrigeration piece 33, thereby to cooling and intensification to the inside of box 11, the inside temperature of control box 11, measure the inside temperature variation of box 11 through temperature sensor 26, measure the inside temperature and humidity's of salinized soil body 19 change through soil temperature and humidity sensor 25, observe the reading change of amethyst 22, conveniently observe the expansion deformation of salinized soil body 19, thereby make things convenient for the inside environmental temperature variation of test box 11 and the inside temperature humidity change condition of salinized soil body 19, with the relation of salinized soil body 19 expansion change, make things convenient for the multifactor to synthesize and judge the salinized soil expansion condition, through the weight of sample table 17 measurement salinized soil body 19, set up the scale through sample tube 18 and sample tube 18 surface and convenient record salinized soil body 19, set up convenient for the change of ameter 22 and test rod 24 at the smooth surface measurement salinized soil body 19 through the setting of sand base permeable plate 20, because the water permeability of convenient for observing salinized soil body 20 is better, make things convenient for the test cylinder 19 to add the convenient for the hydraulic pressure test cylinder 19 to carry out the measurement of measuring the water-base 24 to the salinized soil body 19 through the test tube 18.
Embodiment two:
Referring to fig. 1-4, the present embodiment provides a technical solution based on the first embodiment: the upper surface fixed mounting of box 11 has support frame 21, and amesdial 22 is installed at the central authorities of support frame 21, and the lower extreme of amesdial 22 is equipped with test rod 24, and test rod 24's lower extreme extends to the inside of box 11, and the surface threaded connection of support frame 21 has fixed pin 23, and the one end of fixed pin 23 and the surface threaded connection of amesdial 22, spout 12 has been seted up to the inner chamber lateral wall of box 11, and the lateral wall fixed mounting of layer board 14 has slider 15, and the surface sliding connection of slider 15 is in the inside of spout 12, and soil temperature and humidity sensor 25, temperature sensor 26, sample platform 17, semiconductor refrigeration piece 33, electrothermal tube 32 all pass through electric connection with controller 5.
In this embodiment, the test rod 24 of the dial indicator 22 is arranged in the box 11, the dial indicator 22 is arranged outside the box 11, reading can be conveniently performed, the stability of the dial indicator 22 is affected under the effect of cold and hot air flow exchange when the box door 2 is required to be opened during reading, reading inaccuracy is caused, the box door reading is prevented from being opened, the temperature in the box is affected, temperature fluctuation is caused, the measurement result is affected, the dial indicator 22 is positioned and installed through the setting of the supporting frame 21 and the fixing pin 23, and measured temperature and humidity values are conveniently converted into electrical signals to be transmitted to the controller 5 to be displayed through the display screen 4 for convenient recording.
And all that is not described in detail in this specification is well known to those skilled in the art.
During operation, the hydraulic cylinder 13 is arranged to conveniently push the sample table 17 to drive the salinized soil body 19 to contact the bottom of the test rod 24 with the sand-based water permeable plate 20, the electric heating tube 32 or the semiconductor refrigerating sheet 33 is controlled by the controller 5 to work so as to cool and heat the interior of the box 11, the temperature in the box 11 is controlled, the temperature change in the box 11 is measured by the temperature sensor 26, the temperature and humidity change in the salinized soil body 19 is measured by the soil temperature and humidity sensor 25, the reading change of the dial indicator 22 is observed, the expansion deformation of the salinized soil body 19 is conveniently observed, the relationship between the temperature change in the interior of the box 11 and the temperature and humidity change in the salinized soil body 19 is conveniently tested, the expansion change relationship between the salinized soil body 19 is conveniently tested, the weight of the salinized soil body 19 is measured by the sample table 17, the volume of the salty soil body 19 is conveniently recorded through the arrangement of the sample tube 18 and the graduated scale on the surface of the sample tube 18, the change of the salty soil body 19 is conveniently measured on the flat surface through the arrangement of the sand-based water permeable plate 20 by the dial gauge 22 and the test rod 24, the measurement accuracy is improved, the water permeability of the sand-based water permeable plate 20 is better, the addition of water to the salty soil body 19 is convenient to change the humidity of the salty soil body 19, the expansion change of the salty soil body 19 is measured, the multi-factor comprehensive determination of the expansion condition of salty soil is convenient, the test rod 24 of the dial gauge 22 is arranged in the box 11, the dial gauge 22 is arranged outside the box 11, the reading can be conveniently performed, the box door 2 is prevented from being opened when the reading is needed, the stability of the dial gauge 22 is influenced under the effect of cold-hot air flow exchange, the reading is not accurate, the box door reading is prevented from being opened, the temperature in the box is influenced, the temperature fluctuation is caused, affecting the measurement results.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a saline soil expansion testing arrangement, includes test box (1), its characterized in that: the front of the test box (1) is hinged with a box door (2), the surface of the box door (2) is fixedly provided with a controller (5), the surface of the controller (5) is fixedly provided with a display screen (4), and the right side of the test box (1) is fixedly provided with a temperature control device (3);
The testing box (1) comprises a box body (11), a hydraulic cylinder (13) is fixedly arranged at the bottom of an inner cavity of the box body (11), a supporting plate (14) is fixedly arranged at the output end of the hydraulic cylinder (13), a dynamometer (16) is fixedly arranged on the upper surface of the supporting plate (14), a sample table (17) is arranged above the dynamometer (16), a sample tube (18) is fixedly arranged on the upper surface of the sample table (17), a salty soil body (19) is filled in the sample tube (18), a sand-based water permeable plate (20) is arranged above the salty soil body (19), a temperature sensor (26) is fixedly arranged at the top of the inner cavity of the box body (11), and a soil temperature and humidity sensor (25) is fixedly arranged on the upper surface of the sample table (17), and the surface of the soil temperature and humidity sensor (25) is arranged in the sample tube (18).
2. The saline soil swelling test device according to claim 1, wherein: the utility model discloses a test device for the surface of box, including box (11), upper surface fixed mounting of box (11) has support frame (21), amesdial (22) are installed at the center of support frame (21), the lower extreme of amesdial (22) is equipped with test rod (24), the lower extreme of test rod (24) extends to the inside of box (11), the surface threaded connection of support frame (21) has fixed pin (23), the one end and the surface threaded connection of amesdial (22) of fixed pin (23).
3. The saline soil swelling test device according to claim 1, wherein: the inner cavity side wall of the box body (11) is provided with a sliding groove (12), the side wall of the supporting plate (14) is fixedly provided with a sliding block (15), and the surface of the sliding block (15) is in sliding connection with the inside of the sliding groove (12).
4. The saline soil swelling test device according to claim 1, wherein: the temperature control device (3) comprises a shell (31), the surface of the shell (31) is fixedly connected with the surface of the box body (11), a semiconductor refrigerating sheet (33) is fixedly arranged on one side of an inner cavity of the shell (31), and an electric heating tube (32) is fixedly arranged on the other side of the inner cavity of the shell (31).
5. The saline soil swelling test device according to claim 1, wherein: the surface of the sample tube (18) is fixedly provided with a graduated scale.
6. The saline soil swelling test device according to claim 1, wherein: the soil temperature and humidity sensor (25), the temperature sensor (26), the sample table (17), the semiconductor refrigerating sheet (33) and the electric heating tube (32) are electrically connected with the controller (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322424020.9U CN220894305U (en) | 2023-09-07 | 2023-09-07 | Saline soil expansion testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322424020.9U CN220894305U (en) | 2023-09-07 | 2023-09-07 | Saline soil expansion testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220894305U true CN220894305U (en) | 2024-05-03 |
Family
ID=90841433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322424020.9U Active CN220894305U (en) | 2023-09-07 | 2023-09-07 | Saline soil expansion testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220894305U (en) |
-
2023
- 2023-09-07 CN CN202322424020.9U patent/CN220894305U/en active Active
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