CN114235532A - Integrated soil distribution device for geotechnical model test and use method - Google Patents
Integrated soil distribution device for geotechnical model test and use method Download PDFInfo
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- CN114235532A CN114235532A CN202111554276.0A CN202111554276A CN114235532A CN 114235532 A CN114235532 A CN 114235532A CN 202111554276 A CN202111554276 A CN 202111554276A CN 114235532 A CN114235532 A CN 114235532A
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- 239000002689 soil Substances 0.000 title claims abstract description 271
- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000003756 stirring Methods 0.000 claims abstract description 88
- 238000005507 spraying Methods 0.000 claims abstract description 29
- 238000002156 mixing Methods 0.000 claims description 45
- 238000002360 preparation method Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
- G01N1/31—Apparatus therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
- G01N1/31—Apparatus therefor
- G01N2001/317—Apparatus therefor spraying liquids onto surfaces
Abstract
The invention provides an integrated soil distribution device for a geotechnical model test and a using method thereof. The power disc of the soil crushing device is connected with the upper crushing disc through a lifting shaft, the conical bulge is arranged at the bottom of the upper crushing disc, and the soil leaking disc is arranged at the bottom of the conical bulge; a rotating shaft of the water spraying device is connected with the rotating arm, and the nozzle is arranged at the bottom of the rotating arm; mix soil device's wedge stirring vane setting on vertical connecting rod, vertical connecting rod sets up in the agitator, and vertical connecting rod is connected with the rotation axis, and inner wall stirring ring sets up on the agitator inner wall, and the power pivot sets up the outer bottom at the agitator. The soil distribution device provided by the invention effectively improves the working efficiency, saves manpower and material resources and test time, reduces the working strength and improves the test accuracy.
Description
Technical Field
The invention belongs to the technical field of geotechnical model tests and relates to an integrated geotechnical model test soil distribution device and a using method thereof.
Background
The centrifugal model test is a test method for simulating the actual engineering state by simulating a gravity field, and is a method for solving the engineering actual problem and theoretical research. The basic principle is that; the geotechnical model is placed in a centrifuge rotating at a high speed, and the geotechnical model is enabled to bear the centrifugal acceleration action which is far greater than the gravity acceleration, so that the loss of the self weight of the geotechnical structure caused by the reduction of the size of the geotechnical model is compensated. In geotechnical engineering, the stress caused by the self weight of the soil often dominates, the mechanical property of the soil changes along with the change of the magnitude of the stress, and the stress generated by the self weight of a conventional small-size model test is far smaller than that of a prototype, so that the characteristic of the prototype cannot be reproduced. The only way to solve this problem is to increase the dead weight of the model to make it equivalent to the prototype.
In the process of carrying out a model test, soil preparation is an important link, engineering characteristics of a soil sample are determined by controlling the water content, the quality of the soil sample directly influences a test result, and the whole soil preparation process is required to be rigorous and scientific. At present, for the requirement of a soil sample required by a laboratory, a tester often adopts manual work to mix and prepare soil. Adopt this kind of mode can be very wasted time and energy to the soil sample that artifical configuration formed often can't reach the effect of ideal, and experimental environment is also as far as ideal, influences experimental progress, and the most important is very big to the accuracy influence of experiment.
Disclosure of Invention
Aiming at the problems in the prior art, the integrated soil preparation device for the geotechnical model test and the use method thereof effectively improve the working efficiency, save manpower, material resources and test time, reduce the working strength and improve the test accuracy.
The invention is realized by the following technical scheme:
the integrated soil distributing device for the geotechnical model test comprises a soil crushing device, a conveying device, a water spraying device and a soil mixing device; the soil crushing device is arranged at a conveying opening of the conveying device, and the soil mixing device is arranged at a receiving opening of the conveying device; the water spraying device is arranged inside the soil mixing device;
the soil crushing device comprises a power disc, a lifting shaft, a crushing upper disc and a conical bulge; the power disc is connected with the upper crushing disc through a lifting shaft, and the conical protrusions are arranged at the bottom of the upper crushing disc; the soil leaking circular disc is arranged at the bottom of the soil crushing device;
the water spraying device comprises a rotating shaft, a rotating arm and a nozzle; the rotating shaft is connected with the rotating arm; the nozzle is arranged at the bottom of the rotating arm;
the soil mixing device comprises a wedge-shaped stirring blade, a vertical connecting rod, a stirring barrel, an inner wall stirring ring and a power rotating shaft; the wedge-shaped stirring blade is arranged on the vertical connecting rod; the vertical connecting rod is arranged in the stirring barrel; the vertical connecting rod is connected with the rotating shaft; the inner wall stirring ring is arranged on the inner wall of the stirring barrel; the power rotating shaft is arranged at the outer bottom of the stirring barrel.
Preferably, the soil preparation device further comprises a power control device and a water storage device; the power control device is arranged at the bottom of the conveying device and is used for providing power for the operation and the operation of the whole soil distribution device; the water storage device is arranged on the soil mixing device and comprises a water inlet device and a water storage tank; the water inlet device is arranged at the top of the water storage tank; the bottom of the water storage tank is communicated with a water spraying device.
Preferably, the soil distribution device further comprises a storage device, and the storage device is arranged on one side of the power control device; the storage device comprises a storage box, wherein a pull buckle and a rotating shaft are arranged on the storage box, and the pull buckle is connected with the rotating shaft and used for opening and closing the storage box.
Preferably, a push handle is arranged on the side wall of the soil distribution device; and wheels for moving the soil distribution device are arranged at the bottom of the soil distribution device.
Preferably, the soil crushing device is provided with a sealing device, and the soil leaking disc is fixedly arranged with the sealing device; one end of the sealing device is provided with a soil inlet a.
Preferably, the soil leaking disc is provided with a plurality of leaking holes for screening soil samples.
Preferably, the bottom of the stirring barrel is provided with an electronic weight sensor for sensing the mass of the soil sample in the stirring barrel.
Preferably, the bottom of the stirring barrel is provided with a soil outlet; a soil discharge control port for controlling the discharging of the soil outlet is arranged at the joint of the soil outlet and the stirring barrel; the soil discharge control port is connected with the power control device.
Preferably, the top of the mixing tank is provided with a soil inlet b, and the soil inlet b is arranged corresponding to the receiving port of the conveying device.
The use method of the integrated soil preparation device for the geotechnical model test comprises
Placing an uncrushed soil sample into a soil crushing device, driving a lifting shaft by a power disc to roll and crush the soil sample through a conical bulge on a crushing upper disc, and conveying the soil sample to a conveying device through a soil leaking circular disc after the particle diameter of the soil sample meets the requirement; the soil sample enters the soil mixing device through the conveying device; a rotating shaft in the water spraying device drives the rotating arm to rotate, and water is sprayed to the soil sample in a rotating mode through a nozzle arranged at the lower portion of the rotating arm; the wedge-shaped stirring blades on the vertical connecting rods stir the soil sample clockwise, the power rotating shaft drives the stirring barrel to rotate, and the inner wall stirring ring arranged on the inner wall of the stirring barrel rotates anticlockwise to stir the soil sample at the bottom of the barrel up and down to mix the soil.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention provides an integrated soil distribution device for a geotechnical model test and a use method thereof. In addition, the soil preparation device provided by the invention is simple and easy to operate in the using process, can effectively improve the working efficiency, and can strictly control the soil feeding amount; water can be uniformly added into the soil sample by spraying water through a nozzle of the water spraying device, so that the soil mixing effect is optimal; through the combined action of the wedge-shaped stirring blades and the inner wall stirring ring of the soil stirring device, the soil sample is stirred more uniformly, so that all the soil samples are fully contacted with water, and the soil mixing effect is optimal.
Furthermore, the soil sample is configured in the stirring barrel, so that dust in a laboratory is greatly reduced, and the environment of the laboratory is improved.
Furthermore, the soil distribution device is provided with a storage box for storing some tools needed in the test, so that the internal space of the whole device is fully utilized;
furthermore, the soil distribution device is also provided with a water storage device, so that water required in the soil distribution process can be measured in advance and stored in the water storage tank, and the water adding amount can be strictly controlled, so that the soil distribution effect is optimal;
furthermore, the enclosing device arranged on the soil crushing device plays a role in enclosing and protecting the inner space of the soil crushing device, and meanwhile, some impurities screened in the soil crushing process can be removed out by opening the enclosing device.
Drawings
FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention;
FIG. 2 is a schematic view showing the internal structure of the apparatus of the present invention;
FIG. 3 is a schematic side view of the apparatus of the present invention;
FIG. 4 is an external view of the soil breaking device of the present invention;
FIG. 5 is a schematic view A of the inside of the soil breaking device of the present invention;
FIG. 6 is a schematic view B of the inside of the soil breaking device according to the present invention;
FIG. 7 is a diagram of the construction of the upper crushed disk of the present invention;
FIG. 8 is a structural view of the soil leaking disk of the present invention;
FIG. 9 is a schematic view of a transfer device according to the present invention;
FIG. 10 is a schematic view of a water storage and soil mixing device according to the present invention;
FIG. 11 is a view showing the internal structure of the soil stirring device of the present invention;
FIG. 12 is a side view of the water spraying and soil stirring apparatus of the present invention;
FIG. 13 is a view showing the construction of the water spraying device of the present invention;
FIG. 14 is a structural view of the soil stirring device of the present invention;
FIG. 15 is a structural view of the mixing tank and the mixing ring on the inner wall of the mixing tank according to the present invention;
in the figure: 1-push handle, 2-wheel, 3-storage device, 3-1-storage box, 3-2-pull buckle, 3-3-rotating shaft, 4-power control device, 5-soil breaking device, 5-1-power disc, 5-2-lifting shaft, 5-3-grinding upper disc, 5-4-sealing device, 5-5-soil leaking disc, 5-6-soil inlet a, 5-7-conical bulge, 5-8-leakage hole, 6-conveying device, 7-soil inlet b, 8-water storage device, 8-1-water inlet device, 8-2-water storage tank, 9-water spray device, 9-1-rotating shaft, 9-2-rotating arm, 9-3-nozzle, 10-soil mixing device, 10-1-wedge-shaped stirring blade, 10-2-vertical connecting rod, 10-3-stirring barrel, 10-4-inner wall stirring ring, 10-5-electronic weight sensor, 10-6-power rotating shaft, 10-7-soil discharging control port and 10-8-soil outlet.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
The invention provides an integrated soil preparation device for an earth model test, which specifically comprises a push handle 1, wheels 2, a storage device 3, a storage box 3-1, a pull buckle 3-2, a rotating shaft 3-3, a power control device 4, a soil crushing device 5, a power disc 5-1, a lifting shaft 5-2, a crushing upper disc 5-3, a sealing device 5-4, a soil leakage disc 5-5, a soil inlet a5-6, a conical bulge 5-7, a leakage hole 5-8, a conveying device 6, a soil inlet b7, a water storage device 8, a water inlet device 8-1, a water storage tank 8-2, a water spraying device 9, a rotating shaft 9-1, a rotating arm 9-2, a nozzle 9-3, a soil mixing device 10, a wedge-shaped stirring blade 10-1, a vertical connecting rod 10-2, a water mixing device and a water tank, 10-3 parts of a stirring barrel, 10-4 parts of an inner wall stirring ring, 10-5 parts of an electronic weight inductor, 10-6 parts of a power rotating shaft, 10-7 parts of a soil discharge control port and 10-8 parts of a soil outlet.
Storage device 3: the device is used for storing some tools required by the test, and simultaneously, the internal space of the device is fully utilized.
The power control device 4: the power source of the whole device can control the processes of soil crushing, conveying, water spraying, soil mixing and the like to be smoothly carried out.
Soil crushing device 5: and (5) crushing the soil sample to obtain the soil sample required by the test.
The conveying device 6: and conveying the ground soil sample to the soil stirring device for stirring.
A water storage device 8: can store water required by soil preparation.
The water spraying device 9: and spraying water in the process of stirring the soil sample.
The soil mixing device 10: and stirring the soil sample while spraying water to mix the soil.
The soil crushing device 5 is arranged at a conveying opening of the conveying device 6, and the soil mixing device 10 is arranged at a receiving opening of the conveying device 6; the water spraying device 9 is arranged inside the soil mixing device 10;
the soil crushing device 5 comprises a power disc 5-1, a lifting shaft 5-2, a crushing upper disc 5-3 and a conical protrusion 5-7; the power disc 5-1 and the upper crushing disc 5-3 are connected through a lifting shaft 5-2, and the conical protrusions 5-7 are arranged at the bottom of the upper crushing disc 5-3; the soil leaking disc 5-5 is arranged at the bottom of the soil crushing device 5;
the water spraying device comprises a rotating shaft 9-1, a rotating arm 9-2 and a nozzle 9-3; the rotating shaft 9-1 is connected with a rotating arm 9-2; the nozzle 9-3 is arranged at the bottom of the rotating arm 9-2;
the soil mixing device 10 comprises wedge-shaped stirring blades 10-1, a vertical connecting rod 10-2, a stirring barrel 10-3, an inner wall stirring ring 10-4 and a power rotating shaft 10-6; the wedge-shaped stirring blade 10-1 is arranged on the vertical connecting rod 10-2; the vertical connecting rod 10-2 is arranged in the 10-3 stirring barrel; the vertical connecting rod 10-2 is connected with the rotating shaft 9-1; the inner wall stirring ring 10-4 is arranged on the inner wall of the stirring barrel 10-3; the power rotating shaft 10-6 is arranged at the outer bottom of the 10-3 stirring barrel.
The soil preparation device also comprises a power control device 4 and a water storage device 8; the power control device 4 is arranged at the bottom of the conveying device 6 and is used for providing power for the operation and the operation of the whole soil distribution device; the water storage device 8 is arranged on the soil mixing device 10, and the water storage device 8 comprises a water inlet device 8-1 and a water storage tank 8-2; the water inlet device 8-1 is arranged at the top of the water storage tank 8-2; the bottom of the water storage tank 8-2 is communicated with a water spraying device 9.
The soil distribution device also comprises a storage device 3, and the storage device 3 is arranged on one side of the power control device 4; the storage device comprises a storage box 3-1, a pull buckle 3-2 and a rotating shaft 3-3 are arranged on the storage box 3-1, and the pull buckle 3-2 is connected with the rotating shaft 3-3 and used for opening and closing the storage box 3-1.
A push handle 1 is arranged on the side wall of the soil distribution device; the bottom of the soil distribution device is provided with wheels 2 used for moving the soil distribution device.
The soil crushing device 5 is provided with a sealing device 5-4, and the soil leaking disc 5-5 is fixedly arranged with the sealing device 5-4; one end of the closing device 5-4 is provided with a soil inlet a 5-6.
The soil leaking disc 5-5 is provided with a plurality of leaking holes 5-8 for screening soil samples.
An electronic weight sensor 10-5 for sensing the soil sample quality in the stirring barrel 10-3 is arranged at the bottom of the stirring barrel 10-3.
The bottom of the stirring barrel 10-3 is provided with a soil outlet 10-8; a soil discharge control opening 10-7 for controlling the discharge of the soil outlet 10-8 is arranged at the joint of the soil outlet 10-8 and the stirring barrel 10-3; the soil discharge control port 10-7 is connected with the power control device 4;
the top of the stirring barrel 10-3 is provided with a soil inlet b7, and the soil inlet b7 is arranged corresponding to the receiving port of the conveying device 6.
The use method of the integrated soil preparation device for the geotechnical model test comprises the following steps:
placing an uncrushed soil sample into a soil crushing device 5, driving a lifting shaft 5-2 by a power disc 5-1 to crush the soil sample through a conical bulge 5-7 of a crushing upper disc 5-3, and conveying the soil sample to a conveying device 6 through a soil leaking circular disc 5-5 after the diameter of soil sample particles meets the requirement; the soil sample enters the soil mixing device 10 through the conveying device 6; a rotating shaft 9-1 in the water spraying device 9 drives a rotating arm 9-2 to rotate, and water is sprayed to the soil sample in a rotating mode through a nozzle 9-3 arranged at the lower portion of the rotating arm 9-2; the wedge-shaped stirring blade 10-1 on the vertical connecting rod 10-2 is used for clockwise stirring the soil sample, the power rotating shaft 10-6 is used for driving the stirring barrel 10-3 to rotate, and the inner wall stirring ring 10-4 arranged on the inner wall of the stirring barrel 10-3 rotates anticlockwise to stir the soil sample at the bottom of the barrel up and down for soil mixing.
It should be noted that, in the detailed description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "bottom", etc. indicate positions or orientation relationships based on the positions or orientation relationships shown in the drawings, which are only for convenience of describing the invention and do not require that the invention be necessarily constructed and operated in a specific orientation, and thus, should not be construed as limiting the invention. The terms "upper", "lower", "left", "right", "front" and "rear" used in the description of the present invention are directions in the drawings, and the terms "inner", "outer" and "bottom" refer to directions toward the geometric center of the principal characteristic part, respectively.
The following detailed description is illustrative of the embodiments and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
A push handle 1: the push handle 1 is used for pushing the whole device to advance.
And (2) the wheel: is arranged below the device and is beneficial to the movement of the device.
Storage device 3: as shown in fig. 3, comprises a storage box 3-1, a pull buckle 3-2 and a rotating shaft 3-3. The storage box 3-1 can store some tools needed in the test, so that the internal space of the whole device is fully utilized; the rotating shaft 3-3 is rotated by pulling the pull buckle 3-2, and the storage device 3 is opened.
The power control device 4: the whole device has power source, and controls the processes of soil crushing, conveying, water spraying, soil mixing and the like to be smoothly carried out.
As shown in fig. 4, the soil crushing device 5: comprises a power disc 5-1, a lifting shaft 5-2, a crushing upper disc 5-3, a sealing device 5-4, a soil leaking disc 5-5, a soil inlet a5-6, a conical bulge 5-7 and a leakage hole 5-8. The soil sample to be crushed enters the soil crushing device 5 through the soil inlet 5-6; as shown in fig. 5 and fig. 6, the power disc 5-1 is powered and rotated by the power device 4, and simultaneously drives the upper grinding disc 5-3 to rotate to grind the soil sample; the power disc 5-1 is connected with the lifting shaft 5-2, the lifting shaft 5-2 is connected with the upper crushing disc 5-3, and the upper crushing disc 5-3 can crush soil samples through lifting; as shown in figure 7, the lower part of the upper crushing disc 5-3 is provided with a conical bulge 5-7 which can fully crush the soil sample; as shown in fig. 8, the ground soil sample is leaked to the conveyer 6 through a plurality of small-diameter leakage holes 5-8 arranged on the soil leakage round disc 5-5; other impurities such as small stones are removed by opening the closing means 5-4, and the closing means 5-4 serves to close the inner space of the soil crushing means 5.
As shown in fig. 9, the transfer device 6: controlled by the power control device 4, for transferring the ground soil sample to the interior of the soil stirring device 10.
As shown in fig. 10, soil inlet b 7: the soil sample is arranged at the upper part of the soil mixing device 10, and the soil sample on the conveying device 6 enters the soil mixing device 10 through the soil inlet b 7.
As shown in fig. 10, the water storage device 8: comprises a water inlet device 8-1 and a water storage tank 8-2. Water samples required by measurement in advance enter the water storage tank through the water inlet device 8-1 to be stored temporarily, and after soil preparation begins, the power control device 4 controls water spraying.
As shown in fig. 13, the water jet device 9: comprises a rotating shaft 9-1, a rotating arm 9-2 and a nozzle 9-3. The water spraying device 9 is arranged at the lower part of the water storage device 8 and rotates through a rotating shaft 9-1; the lower parts of the four rotating arms 9-2 are provided with a plurality of nozzles 9-3 for spraying water.
As shown in fig. 11 and 14, the soil-stirring device 10: comprises wedge-shaped stirring blades 10-1, a vertical connecting rod 10-2, a stirring barrel 10-3, an inner wall stirring ring 10-4, an electronic weight inductor 10-5, a power rotating shaft 10-6, a soil discharge control port 10-7 and a soil outlet 10-8. As shown in FIG. 12, a vertical connecting rod 10-2 is connected with a rotating shaft 9-1, and a wedge-shaped stirring blade 10-1 is arranged on the vertical connecting rod 10-2 to stir the soil sample clockwise while spraying water; the cross section of the wedge-shaped stirring blade 10-1 is triangular and is used for driving more soil samples to be stirred; the power rotating shaft 10-6 is controlled by the power control device 4, and the power rotating shaft 10-6 drives the stirring barrel 10-3 arranged at the upper part to rotate; as shown in fig. 15, the whole soil mixing device 10 is wrapped by the stirring barrel 10-3, so that the splashing of soil and water in the rotation process can be prevented; the inner wall stirring ring 4 is arranged on the inner wall of the stirring barrel 10-3, and drives the soil sample at the bottom of the stirring barrel 10-3 to rise to the upper part by anticlockwise rotation, so that each part of the soil sample can be fully contacted with a water sample; an electronic weight sensor 10-5 is arranged at the bottom of the stirring barrel 10-3, so that the mass of the soil sample inside the stirring barrel can be known at any time 10-3; the quality of the soil at the early stage and the quality of the soil and water after water is added are included, and the quality change of the whole soil preparation process can be clearly known; the mass is measured by the electronic weight sensor 10-5 and the soil transport of the conveyor 6 can be closed after a certain required mass of the soil sample has been reached.
After the soil preparation is finished, the soil sample is subjected to soil discharging through a controllable soil discharging control opening 10-7. The soil discharging control port 10-7 is closed in the soil mixing process, after the soil mixing is finished, the opening is controlled by the power control device 4, the lower channel after the opening is a soil outlet 10-8, and soil can be discharged from the soil outlet 10-8.
The specific using process of the invention is as follows:
the uncrushed soil sample enters the soil crushing device 5 through a soil inlet a5-6, and the lifting shaft 5-2 drives the upper crushing disc 5-3 to approach the soil sample and roll; meanwhile, the power disc 5-1 drives the upper crushing disc 5-3 to rotate, and the conical protrusions 5-7 fully crush the soil sample; after the soil sample meets the requirement of the particle diameter, the soil sample is leaked to the conveying device 6 from the leakage holes 5-8 on the soil leakage round disc 5-5. Other impurities such as small stones can be discharged outside the apparatus through the closing means 5-4.
The soil sample enters the soil mixing device 10 from a soil inlet b7 through the conveying device 6; water filled in from the water inlet device 8-1 enters the water storage tank 8-2 in advance and is temporarily stored, then the water in the water storage tank 8-2 is sprayed through a nozzle 9-3 arranged at the lower part of the rotating arm 9-2, and meanwhile, the rotating arm 9-2 is driven by the rotating shaft 9-1 to rotate, so that water is uniformly sprayed; the wedge-shaped stirring blade 10-1 on the vertical connecting rod 10-2 is used for stirring the soil sample clockwise, the stirring barrel 10-3 is driven by the power rotating shaft 10-6 to rotate, and the inner wall stirring ring 10-4 arranged on the inner wall of the stirring barrel 10-3 rotates anticlockwise to bring the soil sample at the bottom of the barrel to the upper part for uniformly mixing soil; after the soil is prepared, the soil is discharged from the soil outlet 10-8 through the control of the soil discharge control port 10-7.
Claims (10)
1. The integrated soil distribution device for the geotechnical model test is characterized by comprising a soil crushing device (5), a conveying device (6), a water spraying device (9) and a soil mixing device (10); the soil crushing device (5) is arranged at a conveying opening of the conveying device (6), and the soil mixing device (10) is arranged at a receiving opening of the conveying device (6); the water spraying device (9) is arranged inside the soil mixing device (10);
the soil crushing device (5) comprises a power disc (5-1), a lifting shaft (5-2), a crushing upper disc (5-3) and a conical bulge (5-7); the power disc (5-1) is connected with the upper crushing disc (5-3) through a lifting shaft (5-2), and the conical bulge (5-7) is arranged at the bottom of the upper crushing disc (5-3); the soil leaking disc (5-5) is arranged at the bottom of the soil crushing device (5);
the water spraying device comprises a rotating shaft (9-1), a rotating arm (9-2) and a nozzle (9-3); the rotating shaft (9-1) is connected with a rotating arm (9-2); the nozzle (9-3) is arranged at the bottom of the rotating arm (9-2);
the soil mixing device (10) comprises wedge-shaped mixing blades (10-1), a vertical connecting rod (10-2), a mixing barrel (10-3), an inner wall mixing ring (10-4) and a power rotating shaft (10-6); the wedge-shaped stirring blade (10-1) is arranged on the vertical connecting rod (10-2); the vertical connecting rod (10-2) is arranged in the stirring barrel (10-3); the vertical connecting rod (10-2) is connected with the rotating shaft (9-1); the inner wall stirring ring (10-4) is arranged on the inner wall of the stirring barrel (10-3); the power rotating shaft (10-6) is arranged at the outer bottom of the stirring barrel (10-3).
2. The integrated soil distribution device for geotechnical model test according to claim 1, wherein said soil distribution device further comprises a power control device (4) and a water storage device (8); the power control device (4) is arranged at the bottom of the conveying device (6) and is used for providing power for the operation and the operation of the whole soil distribution device; the water storage device (8) is arranged on the soil mixing device (10), and the water storage device (8) comprises a water inlet device (8-1) and a water storage tank (8-2); the water inlet device (8-1) is arranged at the top of the water storage tank (8-2); the bottom of the water storage tank (8-2) is communicated with a water spraying device (9).
3. The integrated soil distribution device for the geotechnical model test according to claim 2, wherein the soil distribution device further comprises a storage device (3), and the storage device (3) is arranged on one side of the power control device (4); the storage device comprises a storage box (3-1), a pull buckle (3-2) and a rotating shaft (3-3) are arranged on the storage box (3-1), and the pull buckle (3-2) is connected with the rotating shaft (3-3) and used for opening and closing the storage box (3-1).
4. The integrated soil model test and distribution device for the soil engineering according to claim 1, wherein a push handle (1) is arranged on the side wall of the soil distribution device; the bottom of the soil distribution device is provided with wheels (2) used for moving the soil distribution device.
5. The integrated soil model test proportioning device of claim 1, wherein the soil crushing device (5) is provided with a sealing device (5-4), and the soil leaking disc (5-5) is fixedly arranged with the sealing device (5-4); one end of the closing device (5-4) is provided with a soil inlet a (5-6).
6. The integrated soil model test soil distribution device according to claim 1, wherein the soil leakage disc (5-5) is provided with a plurality of leakage holes (5-8) for screening soil samples.
7. The integrated soil proportioning device for the geotechnical model test according to claim 1, wherein the bottom of the mixing tank (10-3) is provided with an electronic weight sensor (10-5) for sensing the mass of the soil sample in the mixing tank (10-3).
8. The integrated soil preparation device for the geotechnical model test according to claim 2, wherein the bottom of the mixing tank (10-3) is provided with a soil outlet (10-8); a soil discharge control opening (10-7) for controlling the discharging of the soil outlet (10-8) is arranged at the joint of the soil outlet (10-8) and the stirring barrel (10-3); the soil discharge control port (10-7) is connected with the power control device (4).
9. The integrated soil proportioning device for geotechnical model test according to claim 1, wherein the top of the mixing tank (10-3) is provided with a soil inlet b (7), and the soil inlet b (7) is arranged corresponding to the receiving port of the conveying device (6).
10. Use of an integrated earth model test soil distribution device, characterized in that the device according to any of claims 1-9 comprises,
placing an uncrushed soil sample into a soil crushing device (5), driving a lifting shaft (5-2) by a power disc (5-1) to grind and crush the soil sample through a conical bulge (5-7) of a crushing upper disc (5-3), and conveying the soil sample to a conveying device (6) through a soil leakage circular disc (5-5) after the diameter of soil sample particles meets the requirement; the soil sample enters the soil mixing device (10) through the conveying device (6); a rotating shaft (9-1) in the water spraying device (9) drives a rotating arm (9-2) to rotate, and water is sprayed to the soil sample in a rotating mode through a nozzle (9-3) arranged at the lower portion of the rotating arm (9-2); the wedge-shaped stirring blade (10-1) on the vertical connecting rod (10-2) is used for stirring the soil sample clockwise, the power rotating shaft (10-6) drives the stirring barrel (10-3) to rotate, and the inner wall stirring ring (10-4) arranged on the inner wall of the stirring barrel (10-3) rotates anticlockwise to stir the soil sample at the bottom of the barrel up and down for soil preparation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111554276.0A CN114235532A (en) | 2021-12-17 | 2021-12-17 | Integrated soil distribution device for geotechnical model test and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111554276.0A CN114235532A (en) | 2021-12-17 | 2021-12-17 | Integrated soil distribution device for geotechnical model test and use method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4336880A1 (en) * | 1993-10-28 | 1995-05-04 | Schwenk Zementwerke Kg E | Laboratory mixer |
| JP2001090103A (en) * | 1999-09-27 | 2001-04-03 | Mitsubishi Heavy Ind Ltd | Crushing and granulating device and generated earth treatment device |
| CN211122859U (en) * | 2019-11-01 | 2020-07-28 | 长安大学 | Soil distribution device for geotechnical model test |
| CN213103757U (en) * | 2020-09-07 | 2021-05-04 | 河北久澄环境工程技术有限公司 | Strong stirring device for soil remediation |
-
2021
- 2021-12-17 CN CN202111554276.0A patent/CN114235532A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4336880A1 (en) * | 1993-10-28 | 1995-05-04 | Schwenk Zementwerke Kg E | Laboratory mixer |
| JP2001090103A (en) * | 1999-09-27 | 2001-04-03 | Mitsubishi Heavy Ind Ltd | Crushing and granulating device and generated earth treatment device |
| CN211122859U (en) * | 2019-11-01 | 2020-07-28 | 长安大学 | Soil distribution device for geotechnical model test |
| CN213103757U (en) * | 2020-09-07 | 2021-05-04 | 河北久澄环境工程技术有限公司 | Strong stirring device for soil remediation |
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