CN117169095A - Erosion experimental equipment of rainwater seepage soil column - Google Patents
Erosion experimental equipment of rainwater seepage soil column Download PDFInfo
- Publication number
- CN117169095A CN117169095A CN202311101759.4A CN202311101759A CN117169095A CN 117169095 A CN117169095 A CN 117169095A CN 202311101759 A CN202311101759 A CN 202311101759A CN 117169095 A CN117169095 A CN 117169095A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- soil column
- earth pillar
- rainwater
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002689 soil Substances 0.000 title claims abstract description 59
- 230000003628 erosive effect Effects 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000012360 testing method Methods 0.000 claims abstract description 22
- 230000008595 infiltration Effects 0.000 claims abstract description 15
- 238000001764 infiltration Methods 0.000 claims abstract description 15
- 230000002265 prevention Effects 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000004088 simulation Methods 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 238000007569 slipcasting Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000004570 mortar (masonry) Substances 0.000 abstract description 16
- 238000002474 experimental method Methods 0.000 abstract description 6
- 238000005452 bending Methods 0.000 description 25
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses erosion experimental equipment for a rainwater seepage soil column, which relates to the technical field of soil column erosion experiments and comprises a side seepage prevention mechanism, wherein a soil column block is arranged at the middle position inside the side seepage prevention mechanism, the bottom of the soil column block is ground flat, the side seepage prevention mechanism is used for pouring concrete into the side position of the soil column block, and liquid water can be prevented from rapidly penetrating through the side position after the concrete is condensed; comprises a cylinder body. This erosion test equipment of rainwater seepage flow earth pillar, along with the continuation of grinding the end subassembly and upwards move, the bottom of earth pillar forms the plane, at this moment, has the clearance between the surface of earth pillar and the barrel, accepts the subassembly to the concrete mortar of this clearance pouring flow in, the mortar fills the clearance from bottom to top, makes difficult seepage liquid water between earth pillar and the barrel after the concrete that flows solidifies, has solved earth pillar and container medial surface can have certain gap, causes the problem of rainwater infiltration fast from the lateral wall.
Description
Technical Field
The invention relates to the technical field of soil column erosion experiments, in particular to erosion experiment equipment for a rainwater seepage soil column.
Background
The disturbance of the primary accumulation body by human activities, combined with the action of rainfall, is generally considered as a main factor causing the deformation and instability of the slope body of the accumulation body, but some phenomena observed after extremely heavy rain indicate that: the characteristics of high porosity and strong water permeability of the pile body are also one of reasons for causing the deformation of the pile body, the deformation of the slope body and a building on the slope body is aggravated by the sedimentation deformation caused by internal erosion due to rainfall, the current knowledge of the deformation-instability development mechanism of the pile body under the rainfall condition is remained on the traditional soil-water two-phase two-field coupling problem, the influence of the internal erosion on the microstructure and the physical mechanical property of the pile body is ignored, the potential sedimentation deformation is caused, and no device and experimental scheme for researching the soil column seepage erosion experiment of the loose pile body under the rainwater infiltration condition exist at present. The conventional rainfall infiltration soil column test system generally comprises a rainfall simulation system, a soil column device, a data acquisition system and other modules, and the following defects exist at present: the earth pillar device that earth pillar test that is used commonly used is made by organic glass section of thick bamboo, and soil sample fills in earth pillar device and accomplishes the back, carries out indoor artificial rainfall test, in this earth pillar device, can exist certain gap around soil and the organic glass section of thick bamboo, in the rainfall test process, can cause the rainwater to ooze from the lateral wall fast, leads to test result error great, and the data of gathering can not fully reflect true seepage flow condition.
The existing erosion experimental equipment for the rainwater seepage soil column has the problems that due to structural design defects, certain gaps exist between the soil column and the inner side surface of a container, rainwater is caused to quickly infiltrate from the side wall, and the soil column is scoured in the rainfall simulation process cannot be simulated.
Disclosure of Invention
The invention provides erosion experimental equipment for a rainwater seepage column, which solves the problems in the background technology.
In order to achieve the above purpose, the invention is realized by the following technical scheme: an erosion experimental device for a rainwater seepage column comprises
The water collection tank is fixedly connected to the middle of the top of the base, the electric cylinder is fixedly connected to the position, close to the edge, of the top of the base, and the supporting table is fixedly connected to the position, close to the electric cylinder, of the top of the base;
the soil column block is placed in the middle position inside the side seepage prevention mechanism, the bottom of the soil column block is ground flat, the side surface position of the soil column block is poured with concrete by the side seepage prevention mechanism, and liquid water can be prevented from rapidly penetrating through the side surface position after the concrete is coagulated; the device comprises a barrel, wherein a guide assembly is fixedly connected to the upper position of the surface of the barrel, a bearing assembly is fixedly connected to the bottom of the barrel, a grinding bottom assembly is connected to the lower position of the inner side surface of the bearing assembly through threads, the grinding bottom assembly is in close contact with the bottom of a soil column block, and concrete is poured between the barrel and the soil column block;
the simulation mechanism is arranged at the top of the supporting table, the output end of the electric cylinder controls the distance between the cylinder body and the simulation mechanism, liquid water is conveyed in the simulation mechanism, the simulation mechanism is arranged at a position right above the cylinder body, the liquid water washes the soil column block from top to bottom, the soil column is cut into a shape with a thick upper part and a thin lower part when being sampled, the soil column is placed in the cylinder body from top to bottom, the electric cylinder adjusts the lifting table to lift, the top of the grinding bottom assembly extends to the inner side surface of the bearing assembly, and the bottom of the soil column is in direct contact with the grinding bottom assembly.
Preferably, the lifting table is fixedly connected to the lower position of the surface of the cylinder body, the lateral tank is fixedly connected to the position, close to the cylinder body, of the top of the lifting table, and the bottom of the grinding bottom assembly is fixedly connected with the middle position of the inner side surface of the water collecting tank.
Preferably, the guide assembly comprises a bending plate, the inner side surface of the bending plate is fixedly connected with the upper position of the surface of the cylinder body, a connecting body is fixedly connected with the surface of the bending plate, the soil column is placed in the cylinder body, the side table is provided with a flaring shape, the flaring of the side table faces the cylinder body, the soil column is supported by the upper thick and lower narrow shape of the soil column, and a certain gap exists between the bending plate and the guide table due to the connection of the connecting body.
Preferably, a guiding table is fixedly connected to one side, far away from the bending plate, of the connecting body, a gap is reserved between the guiding table and the bending plate, and a flaring sheet is fixedly connected to the top of the guiding table.
Preferably, the bearing assembly comprises a side table, the top of the side table is fixedly connected with the bottom of the cylinder body, a flaring is arranged at the upper position of the side table, and an internal thread is arranged at the lower position of the inner side surface of the side table.
Preferably, the middle part position fixedly connected with slip casting pipe of side platform medial surface, the quantity of slip casting pipe is provided with a plurality of, and a plurality of slip casting pipe is axisymmetric evenly distributed, the fixed surface of slip casting pipe is connected with the bending tube.
Preferably, the grinding bottom assembly comprises a motor, the bottom of motor and the middle part position fixed connection of catchment jar medial surface, the pivot fixedly connected with extension rod of motor output, the elevating platform is driven by electronic jar and moves down, and simultaneously, the motor drives the extension rod and rotates, and the extension rod makes the screw thread section of thick bamboo be in rotatory state, and the earth pillar piece is placed to the inside of barrel.
Preferably, the top of extension rod fixedly connected with trompil dish, a plurality of through-hole has been seted up to the surface of trompil dish, the position that the trompil dish top is close to the edge fixedly connected with screw thread section of thick bamboo.
Preferably, the simulation mechanism comprises a water storage tank, the lower position of the surface of the water storage tank is fixedly connected with the upper position of the surface of the supporting table, the top of the water storage tank is fixedly connected with a protective cover, the hydraulic cylinder can control the plunger disc to move downwards, so that downward pressure is applied to liquid water, the pressurizing assembly conveys the liquid water to the inside of the water storage tank, the liquid water flows to the inside of the cylinder through the pressurizing assembly, and the inside of the cylinder is provided with the cut soil column blocks.
Preferably, the middle part position at protective cover top fixedly connected with pneumatic cylinder, the output fixedly connected with plunger disc of pneumatic cylinder, the bottom fixedly connected with pressure boost subassembly of water storage tank.
Preferably, the supercharging assembly comprises a shell, the top of casing and the bottom fixed connection of water storage jar, the bottom of casing is provided with the bellying, the bottom fixedly connected with limiting plate of casing, the water pump is to the inside transport liquid water of casing, and liquid water flows to the surface of rotating ball through the bellying, and the rotating ball is promoted the rotation and is made liquid water wash to the surface of earth pillar piece, and the top position of earth pillar sprays there is liquid water.
Preferably, the surface of the shell is fixedly connected with a water pump, the inner side surface of the protruding body is rotationally connected with a rotating ball, and the limiting plate limits the rotating ball on the inner side surface of the protruding body.
The invention provides erosion experimental equipment for a rainwater seepage column. The beneficial effects are as follows:
1. this erosion test equipment of rainwater seepage flow earth pillar, along with the continuation of grinding the end subassembly and upwards move, the bottom of earth pillar forms the plane, at this moment, has the clearance between the surface of earth pillar and the barrel, accepts the subassembly to the concrete mortar of this clearance pouring flow in, the mortar fills the clearance from bottom to top, makes difficult seepage liquid water between earth pillar and the barrel after the concrete that flows solidifies, has solved earth pillar and container medial surface can have certain gap, causes the problem of rainwater infiltration fast from the lateral wall.
2. This erosion test equipment of rainwater seepage flow earth pillar, the inside transport of bend pipe has concrete mortar, and the mortar is filled into the side platform through a plurality of slip casting pipes, and the clearance between earth pillar and the barrel is filled, and more even when the concrete was filled can be made in the design of a plurality of slip casting pipes, and the effect of prevention of seepage is better after the concrete is condensed, and the side position of earth pillar is filled the back, and the rainwater that does not infiltrate to the below position is discharged through bend board and guide platform, avoids the rainwater to pile up and causes experimental error.
3. This erosion test equipment of rainwater seepage flow earth pillar, along with the downshift of elevating platform and the rotation of screw thread section of thick bamboo, the surface and the internal screw thread of screw thread section of thick bamboo cooperate, the bottom of earth pillar piece extrudees each other with the top of trompil dish for the bottom of earth pillar piece is worn out the level, and grouting pipe carries concrete mortar to the inside of side platform, and the mortar is poured the side position of earth pillar piece, and threaded connection's position and earth pillar piece's bottom are sealed relatively, and the mortar can not submerge the earth pillar piece through the trompil dish, avoids the trompil dish to block up and causes the experiment unable to go on.
4. This erosion test equipment of rainwater seepage flow earth pillar, the concrete through solidifying seals between earth pillar's surface and the barrel, and the rain erosion is in earth pillar's top position, and liquid water infiltration is to earth pillar's inside down, and liquid water carries soil to collect through the catchment jar, through survey the inside soil content of catchment jar, can obtain the erosion influence of rainwater to earth pillar, has solved the problem that can't simulate rainfall in-process to earth pillar erosion.
5. This erosion test equipment of rainwater seepage flow earth pillar, part liquid water is through earth pillar infiltration to the inside of catchment jar downwards, and the rainwater on earth pillar surface flows into the position between bending plate and the guide table through this clearance, and this liquid water is collected by the inside of quick leading-in side direction jar to simulate liquid water and wash to the surface quick flow to the position around of earth pillar piece, the plunger disc promotes the velocity of flow that increases the rivers downwards, and liquid water evenly washes the earth pillar piece fast, thereby makes the simulation rainwater wash effect better.
Drawings
FIG. 1 is a perspective view of the entire top of the erosion test equipment for a rain water seepage column of the present invention;
FIG. 2 is a perspective view of the whole bottom of the erosion test equipment of the rainwater seepage column;
FIG. 3 is a schematic view of the side-leakage prevention mechanism of the present invention;
FIG. 4 is a schematic view of the guide assembly of the present invention;
FIG. 5 is a schematic view of a receiving assembly according to the present invention;
FIG. 6 is a schematic view of the structure of the sole assembly of the present invention;
FIG. 7 is a schematic diagram of a simulation mechanism according to the present invention;
fig. 8 is a schematic structural view of the supercharging assembly of the present invention.
In the figure: 1. a base; 2. a water collecting tank; 3. a support table; 4. an electric cylinder; 5. a lateral seepage prevention mechanism; 51. a lifting table; 52. a lateral tank; 53. a cylinder; 54. a guide assembly; 541. a bending plate; 542. a connecting body; 543. a guide table; 544. a flare piece; 55. a receiving assembly; 551. a side table; 552. an internal thread; 553. grouting pipe; 554. bending the tube; 56. a bottom grinding assembly; 561. a motor; 562. an extension rod; 563. a perforated plate; 564. a thread cylinder; 6. a simulation mechanism; 61. a water storage tank; 62. a protective cover; 63. a hydraulic cylinder; 64. a plunger disc; 65. a pressurizing assembly; 651. a housing; 652. a protrusion; 653. a limiting plate; 654. a rotating ball; 655. and (3) a water pump.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
First embodiment: as shown in fig. 1-3, the present invention provides a technical solution: an erosion experimental device for a rainwater seepage column comprises
The water collection device comprises a base 1, wherein a water collection tank 2 is fixedly connected to the middle position of the top of the base 1, an electric cylinder 4 is fixedly connected to the position, close to the edge, of the top of the base 1, and a supporting table 3 is fixedly connected to the position, close to the electric cylinder 4, of the top of the base 1;
the side seepage preventing mechanism 5 is used for placing the soil column block at the middle position inside the side seepage preventing mechanism 5, the bottom of the soil column block is ground flat, the side surface position of the soil column block is poured with concrete by the side seepage preventing mechanism 5, and liquid water can be prevented from rapidly penetrating through the side surface position after the concrete is coagulated; the concrete filling machine comprises a barrel 53, wherein a guide component 54 is fixedly connected to the upper position of the surface of the barrel 53, a bearing component 55 is fixedly connected to the bottom of the barrel 53, a grinding bottom component 56 is connected to the lower position of the inner side surface of the bearing component 55 through threads, the grinding bottom component 56 is in close contact with the bottom of a soil column block, and concrete is filled between the barrel 53 and the soil column block;
the lower position of the surface of the cylinder 53 is fixedly connected with a lifting table 51, the position of the top of the lifting table 51 close to the cylinder 53 is fixedly connected with a lateral tank 52, and the bottom of the grinding bottom assembly 56 is fixedly connected with the middle position of the inner side surface of the water collection tank 2;
the simulation mechanism 6 is arranged at the top of the supporting table 3, the output end of the electric cylinder 4 controls the distance between the cylinder 53 and the simulation mechanism 6, liquid water is conveyed in the simulation mechanism 6, the simulation mechanism 6 is arranged at a position right above the cylinder 53, and the liquid water washes the soil column blocks from top to bottom.
During the use, the earth pillar is cut into the thick shape in top below when taking a sample, place the earth pillar in the inside of barrel 53 top-down, electronic jar 4 adjusts elevating platform 51 and goes up and down, make the top of grinding bottom subassembly 56 extend to the medial surface of accepting subassembly 55, the bottom and the grinding bottom subassembly 56 direct contact of earth pillar, along with the continuation of grinding bottom subassembly 56 moves up, the bottom of earth pillar forms the plane, at this moment, there is the clearance between earth pillar's surface and barrel 53, accept the concrete mortar of subassembly 55 pouring flow in this clearance, the mortar fills the clearance from bottom to top, make difficult seepage liquid water between earth pillar and the barrel 53 after the concrete that flows solidifies, the problem that the earth pillar can exist certain gap with the container medial surface, cause the rainwater to infiltrate from the lateral wall fast is solved.
Second embodiment: as shown in fig. 3, 4 and 5, the guide assembly 54 includes a bending plate 541, an inner side surface of the bending plate 541 is fixedly connected with an upper position of a surface of the cylinder 53, a connecting body 542 is fixedly connected with the surface of the bending plate 541, a guide table 543 is fixedly connected with one side of the connecting body 542 away from the bending plate 541, a gap is reserved between the guide table 543 and the bending plate 541, a flaring sheet 544 is fixedly connected with the top of the guide table 543, the receiving assembly 55 includes a side table 551, the top of the side table 551 is fixedly connected with the bottom of the cylinder 53, a flaring is arranged above the side table 551, an internal thread 552 is arranged below the inner side surface of the side table 551, grouting pipes 553 are fixedly connected with the middle position of the inner side surface of the side table 551, a plurality of grouting pipes 553 are arranged, and the grouting pipes 553 are uniformly distributed in an axisymmetric manner, and the surface of the grouting pipes 553 is fixedly connected with bending pipes 554.
When the concrete column is used, the soil column is placed in the barrel 53, the side surface table 551 is provided with a flaring shape, the flaring of the side surface table 551 faces the barrel 53, the soil column is supported by the upper thick and lower narrow shape of the soil column, a certain gap is reserved between the bending plate 541 and the guide table 543 due to the connection of the connecting body 542, concrete mortar is conveyed in the bending tube 554, the mortar is filled into the side surface table 551 through the grouting tubes 553, gaps between the soil column and the barrel 53 are filled, the concrete filling can be more uniform due to the design of the grouting tubes 553, the seepage-proofing effect after the concrete is coagulated is better, rainwater which does not permeate into the lower position is discharged through the bending plate 541 and the guide table 543 after the side surface position of the soil column is filled, and experimental errors caused by rainwater accumulation are avoided.
Third embodiment: as shown in fig. 3, fig. 5 and fig. 6, the top of the side table 551 is fixedly connected with the bottom of the cylinder 53, the upper position of the side table 551 is provided with a flaring, the lower position of the inner side of the side table 551 is provided with an internal thread 552, the middle position of the inner side of the side table 551 is fixedly connected with grouting pipes 553, the number of the grouting pipes 553 is provided with a plurality of grouting pipes 553, the grouting pipes 553 are uniformly distributed in an axial symmetry manner, the surface of the grouting pipes 553 is fixedly connected with a bending pipe 554, the bottom of the grinding bottom assembly 56 is fixedly connected with the middle position of the inner side of the water collection tank 2, the grinding bottom assembly 56 comprises a motor 561, the bottom of the motor 561 is fixedly connected with the middle position of the inner side of the water collection tank 2, the rotating shaft of the output end of the motor 561 is fixedly connected with an extension rod 562, the top of the extension rod 562 is fixedly connected with an opening plate 563, the surface of the opening plate 563 is provided with a plurality of through holes, and the top of the opening plate 563 is close to the edge of the thread cylinder 564.
During the use, elevating platform 51 is driven by electronic jar 4 and moves down, simultaneously, motor 561 drives extension rod 562 and rotates, extension rod 562 makes screw thread section of thick bamboo 564 be in rotatory state, the earth pillar piece is placed to the inside of barrel 53, along with the lower motion of elevating platform 51 and the rotation of screw thread section of thick bamboo 564, the surface of screw thread section of thick bamboo 564 cooperates with internal screw 552, the bottom of earth pillar piece extrudees each other with the top of trompil dish 563, make the bottom of earth pillar piece ground, grouting pipe 553 carries concrete mortar to the inside of side platform 551, the mortar is poured the side position of earth pillar piece, and threaded connection's position and earth pillar piece's bottom are sealed relatively, the mortar can not be through trompil dish 563 immersion earth pillar piece, avoid trompil dish 563 to block up and cause the experiment unable to go on.
Fourth embodiment: as shown in fig. 3 and 7, a bearing component 55 is fixedly connected to the bottom of the cylinder 53, a grinding bottom component 56 is connected to the lower part of the inner side surface of the bearing component 55 through threads, the grinding bottom component 56 is in close contact with the bottom of the soil column, and concrete is poured between the cylinder 53 and the soil column;
the lower position on the surface of the cylinder 53 is fixedly connected with a lifting table 51, the position, close to the cylinder 53, of the top of the lifting table 51 is fixedly connected with a lateral tank 52, the simulation mechanism 6 comprises a water storage tank 61, the lower position on the surface of the water storage tank 61 is fixedly connected with the upper position on the surface of the supporting table 3, the top of the water storage tank 61 is fixedly connected with a protective cover 62, the middle position of the top of the protective cover 62 is fixedly connected with a hydraulic cylinder 63, the output end of the hydraulic cylinder 63 is fixedly connected with a plunger disc 64, and the bottom of the water storage tank 61 is fixedly connected with a pressurizing assembly 65.
During the use, the hydraulic cylinder 63 can control plunger disc 64 to move downwards to apply decurrent pressure to liquid water, the pressurized component 65 carries liquid water to the inside of water storage tank 61, liquid water flows to the inside of barrel 53 through pressurized component 65, the inside of barrel 53 is equipped with the earth pillar piece after the cutting, seal through the concrete of solidification between earth pillar piece's surface and the barrel 53, the top position of earth pillar piece is erodeed to the rainwater, liquid water infiltration to the inside of earth pillar piece downwards, liquid water carries soil to collect through water collection tank 2, through carrying out the survey to the inside soil content of water collection tank 2, can obtain the erosion influence of rainwater to the earth pillar piece, the problem of can't simulation rainfall in-process to earth pillar erosion has been solved.
Fifth embodiment: as shown in fig. 4 and 8, the inner side surface of the bending plate 541 is fixedly connected with the upper position of the surface of the cylinder 53, the surface of the bending plate 541 is fixedly connected with a connector 542, one side of the connector 542 away from the bending plate 541 is fixedly connected with a guide table 543, a gap is reserved between the guide table 543 and the bending plate 541, the top of the guide table 543 is fixedly connected with a flaring piece 544, the pressurizing assembly 65 comprises a shell 651, the top of the shell 651 is fixedly connected with the bottom of the water storage tank 61, a protrusion 652 is arranged at the bottom of the shell 651, a limiting plate 653 is fixedly connected with a water pump 655, the inner side surface of the protrusion 652 is rotationally connected with a rotating ball 654, and the limiting plate 653 limits the rotating ball 654 on the inner side surface of the protrusion 652.
When the rainwater flushing device is used, the water pump 655 conveys liquid water to the inside of the shell 651, the liquid water flows to the surface of the rotating ball 654 through the bulge 652, the rotating ball 654 is pushed to rotate so that the liquid water flushes to the surface of the soil column, the liquid water is sprayed at the upper position of the soil column, part of the liquid water is downwards permeated into the inside of the water collecting tank 2 through the soil column, rainwater on the soil column surface flows into the position between the bending plate 541 and the guide table 543 through the gap, the liquid water is quickly led into the inside of the lateral tank 52 to be collected, so that the liquid water is simulated to flush the surface of the soil column to the surrounding position, the plunger disc 64 downwards pushes the flow velocity of the water to be increased, and the liquid water is evenly and quickly filled in the soil column, so that the rainwater flushing effect is better.
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. Without further limitation. The statement "comprising an element defined by … … does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Claims (10)
1. Erosion experimental facilities of rainwater seepage flow earth pillar, its characterized in that: comprising
The water collection device comprises a base (1), wherein a water collection tank (2) is fixedly connected to the middle position of the top of the base (1), an electric cylinder (4) is fixedly connected to the position, close to the edge, of the top of the base (1), and a supporting table (3) is fixedly connected to the position, close to the electric cylinder (4), of the top of the base (1);
the soil column block is placed in the middle position inside the side seepage prevention mechanism (5), the bottom of the soil column block is ground flat, the side seepage prevention mechanism (5) is used for pouring concrete into the side position of the soil column block, and liquid water can be prevented from rapidly penetrating through the side position after the concrete is condensed; the device comprises a barrel body (53), wherein a guide assembly (54) is fixedly connected to the upper position of the surface of the barrel body (53), a bearing assembly (55) is fixedly connected to the bottom of the barrel body (53), a grinding bottom assembly (56) is connected to the lower position of the inner side surface of the bearing assembly (55) through threads, the grinding bottom assembly (56) is in close contact with the bottom of a soil column block, and concrete is poured between the barrel body (53) and the soil column block;
the simulation mechanism (6) is arranged at the top of the supporting table (3), the output end of the electric cylinder (4) controls the distance between the cylinder body (53) and the simulation mechanism (6), liquid water is conveyed in the simulation mechanism (6), the simulation mechanism (6) is arranged at a position right above the cylinder body (53), and the liquid water flushes the soil column blocks from top to bottom.
2. The erosion test apparatus for a rainwater infiltration column according to claim 1, wherein: the water collecting tank is characterized in that a lifting table (51) is fixedly connected to the lower position of the surface of the cylinder body (53), a lateral tank (52) is fixedly connected to the top of the lifting table (51) close to the position of the cylinder body (53), and the bottom of the grinding bottom assembly (56) is fixedly connected with the middle position of the inner side surface of the water collecting tank (2).
3. The erosion test apparatus for a rainwater infiltration column according to claim 2, wherein: the bearing assembly (55) comprises a side surface table (551), the top of the side surface table (551) is fixedly connected with the bottom of the cylinder body (53), a flaring is arranged at the upper position of the side surface table (551), and an internal thread (552) is arranged at the lower position of the inner side surface of the side surface table (551).
4. A rain water seepage column erosion test apparatus according to claim 3, wherein: the middle part position fixedly connected with slip casting pipe (553) of side platform (551) medial surface, the quantity of slip casting pipe (553) is provided with a plurality of, and a plurality of slip casting pipe (553) are axisymmetric evenly distributed, the fixed surface of slip casting pipe (553) is connected with crooked pipe (554).
5. The erosion test apparatus for a rainwater infiltration column according to claim 4, wherein: the grinding bottom assembly (56) comprises a motor (561), the bottom of the motor (561) is fixedly connected with the middle position of the inner side surface of the water collection tank (2), and the rotating shaft of the output end of the motor (561) is fixedly connected with an extension rod (562).
6. The erosion test apparatus for a rainwater infiltration column according to claim 5, wherein: the top of extension rod (562) fixedly connected with trompil dish (563), a plurality of through-hole has been seted up on the surface of trompil dish (563), the position that is close to the edge in trompil dish (563) top fixedly connected with screw thread section of thick bamboo (564).
7. The erosion test apparatus for a rainwater infiltration column according to claim 1, wherein: the simulation mechanism (6) comprises a water storage tank (61), wherein the lower position of the surface of the water storage tank (61) is fixedly connected with the upper position of the surface of the supporting table (3), and the top of the water storage tank (61) is fixedly connected with a protective cover (62).
8. The erosion test apparatus for a rainwater infiltration column according to claim 7, wherein: the middle part position at the top of the protective cover (62) is fixedly connected with a hydraulic cylinder (63), the output end of the hydraulic cylinder (63) is fixedly connected with a plunger disc (64), and the bottom of the water storage tank (61) is fixedly connected with a pressurizing assembly (65).
9. The erosion test apparatus for a rainwater infiltration column according to claim 8, wherein: the supercharging assembly (65) comprises a shell (651), the top of the shell (651) is fixedly connected with the bottom of the water storage tank (61), a protruding body (652) is arranged at the bottom of the shell (651), and a limiting plate (653) is fixedly connected to the bottom of the shell (651).
10. The erosion test apparatus for a rainwater infiltration column according to claim 9, wherein: the surface of casing (651) fixedly connected with water pump (655), the medial surface of protruding body (652) rotates and is connected with spin ball (654), limiting plate (653) is spacing at the medial surface of protruding body (652) with spin ball (654).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311101759.4A CN117169095B (en) | 2023-08-30 | 2023-08-30 | Erosion experimental equipment of rainwater seepage soil column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311101759.4A CN117169095B (en) | 2023-08-30 | 2023-08-30 | Erosion experimental equipment of rainwater seepage soil column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117169095A true CN117169095A (en) | 2023-12-05 |
| CN117169095B CN117169095B (en) | 2024-03-29 |
Family
ID=88929134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311101759.4A Active CN117169095B (en) | 2023-08-30 | 2023-08-30 | Erosion experimental equipment of rainwater seepage soil column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117169095B (en) |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07133632A (en) * | 1993-11-09 | 1995-05-23 | Kyoritsu Namakon:Goushi | Draining concrete pipe and manufacture thereof |
| US20150033879A1 (en) * | 2012-02-20 | 2015-02-05 | Uniwersytet Rolniczy Im. Hugona Kollataja | Container for collection of undisturbed soil samples, method of collecting, preparing and analysing undisturbed soil samples, and equipment for defining soil hydraulic conductivity |
| CN204514744U (en) * | 2015-04-20 | 2015-07-29 | 西南林业大学 | Soil steams and oozes device |
| JP2015175623A (en) * | 2014-03-13 | 2015-10-05 | 一般財団法人電力中央研究所 | Percolation test method and percolation test device |
| CN105044309A (en) * | 2015-08-06 | 2015-11-11 | 浙江大学 | Modularized spliced type leakage simulation device and method thereof |
| CN106093347A (en) * | 2016-06-25 | 2016-11-09 | 西安科技大学 | Multiple intensity gangue leachate simulating system and characteristic parameter assay method |
| CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
| CN107192650A (en) * | 2017-04-14 | 2017-09-22 | 广西交通科学研究院有限公司 | Seal with wax the method for taking undisturbed soil permeability test soil sample |
| CN108918384A (en) * | 2018-07-18 | 2018-11-30 | 重庆大学 | Earth pillar seepage inflow erosion experimental provision and soil-water separate experimental method under a kind of rain infiltration |
| CN208736780U (en) * | 2018-08-20 | 2019-04-12 | 郑州大学 | A kind of pump pushing-type clay constant head permeability test device |
| CN109752305A (en) * | 2019-02-27 | 2019-05-14 | 中国地质大学（武汉） | A kind of constant head soil permeability coefficient measurement device |
| CN209102532U (en) * | 2018-11-30 | 2019-07-12 | 中国海洋大学 | A kind of littoral facies soft clay complex region of variability cutting performance experimental provision |
| CN110044794A (en) * | 2019-05-06 | 2019-07-23 | 宁夏大学 | Bituminous concrete block permeation permeability performance tester |
| CN111272629A (en) * | 2020-02-25 | 2020-06-12 | 天津大学 | Device for tunnel seepage erosion model test in sandy soil stratum |
| CN211206166U (en) * | 2019-10-15 | 2020-08-07 | 中国地质大学（武汉） | Rainfall infiltration soil column test device for preventing rapid lateral wall seepage |
| US10809175B1 (en) * | 2020-06-04 | 2020-10-20 | Prince Mohammad Bin Fahd University | Device and method for soil hydraulic permeability measurement |
| CN112945834A (en) * | 2021-04-09 | 2021-06-11 | 江苏先达建设集团有限公司 | Testing device and method for determining comprehensive water permeability of porous concrete pavement |
| CN216560184U (en) * | 2021-12-03 | 2022-05-17 | 安徽楚庄建筑工程有限公司 | Concrete coefficient of permeability detection device |
| CN115979915A (en) * | 2023-01-09 | 2023-04-18 | 西安交通大学 | Device and method for contrastively measuring permeability of multiple groups of unsaturated soil |
| CN116577484A (en) * | 2023-05-19 | 2023-08-11 | 四川大学 | Device and method for testing change of soil body hot water force during rainfall infiltration under temperature gradient |
-
2023
- 2023-08-30 CN CN202311101759.4A patent/CN117169095B/en active Active
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07133632A (en) * | 1993-11-09 | 1995-05-23 | Kyoritsu Namakon:Goushi | Draining concrete pipe and manufacture thereof |
| US20150033879A1 (en) * | 2012-02-20 | 2015-02-05 | Uniwersytet Rolniczy Im. Hugona Kollataja | Container for collection of undisturbed soil samples, method of collecting, preparing and analysing undisturbed soil samples, and equipment for defining soil hydraulic conductivity |
| JP2015175623A (en) * | 2014-03-13 | 2015-10-05 | 一般財団法人電力中央研究所 | Percolation test method and percolation test device |
| CN204514744U (en) * | 2015-04-20 | 2015-07-29 | 西南林业大学 | Soil steams and oozes device |
| CN105044309A (en) * | 2015-08-06 | 2015-11-11 | 浙江大学 | Modularized spliced type leakage simulation device and method thereof |
| CN106093347A (en) * | 2016-06-25 | 2016-11-09 | 西安科技大学 | Multiple intensity gangue leachate simulating system and characteristic parameter assay method |
| CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
| CN107192650A (en) * | 2017-04-14 | 2017-09-22 | 广西交通科学研究院有限公司 | Seal with wax the method for taking undisturbed soil permeability test soil sample |
| CN108918384A (en) * | 2018-07-18 | 2018-11-30 | 重庆大学 | Earth pillar seepage inflow erosion experimental provision and soil-water separate experimental method under a kind of rain infiltration |
| CN208736780U (en) * | 2018-08-20 | 2019-04-12 | 郑州大学 | A kind of pump pushing-type clay constant head permeability test device |
| CN209102532U (en) * | 2018-11-30 | 2019-07-12 | 中国海洋大学 | A kind of littoral facies soft clay complex region of variability cutting performance experimental provision |
| CN109752305A (en) * | 2019-02-27 | 2019-05-14 | 中国地质大学（武汉） | A kind of constant head soil permeability coefficient measurement device |
| CN110044794A (en) * | 2019-05-06 | 2019-07-23 | 宁夏大学 | Bituminous concrete block permeation permeability performance tester |
| CN211206166U (en) * | 2019-10-15 | 2020-08-07 | 中国地质大学（武汉） | Rainfall infiltration soil column test device for preventing rapid lateral wall seepage |
| CN111272629A (en) * | 2020-02-25 | 2020-06-12 | 天津大学 | Device for tunnel seepage erosion model test in sandy soil stratum |
| US10809175B1 (en) * | 2020-06-04 | 2020-10-20 | Prince Mohammad Bin Fahd University | Device and method for soil hydraulic permeability measurement |
| CN112945834A (en) * | 2021-04-09 | 2021-06-11 | 江苏先达建设集团有限公司 | Testing device and method for determining comprehensive water permeability of porous concrete pavement |
| CN216560184U (en) * | 2021-12-03 | 2022-05-17 | 安徽楚庄建筑工程有限公司 | Concrete coefficient of permeability detection device |
| CN115979915A (en) * | 2023-01-09 | 2023-04-18 | 西安交通大学 | Device and method for contrastively measuring permeability of multiple groups of unsaturated soil |
| CN116577484A (en) * | 2023-05-19 | 2023-08-11 | 四川大学 | Device and method for testing change of soil body hot water force during rainfall infiltration under temperature gradient |
Non-Patent Citations (4)
| Title |
|---|
| DESUTTER, T. 等: "Concrete Grinding Residue Characterization and Influence on Infiltration", 《JOURNAL OF ENVIRONMENTAL QUALITY》, vol. 40, no. 1, 31 January 2011 (2011-01-31), pages 242 - 247 * |
| 刘小文 等: "非饱和土渗透系数试验与模型预测及验证", 《南昌大学学报(工科版)》, vol. 43, no. 1, 31 March 2021 (2021-03-31), pages 1 - 10 * |
| 李鹏 等: "退化红壤区不同植被恢复模式的土壤养分空间分布特征", 《中南林业科技大学学报》, vol. 43, no. 8, 31 August 2023 (2023-08-31), pages 113 - 124 * |
| 赵逸雪 等: "宁夏河东沙地不同植被覆盖度下土壤水分入渗研究", 《宁夏工程技术》, vol. 20, no. 4, 31 December 2021 (2021-12-31), pages 321 - 326 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117169095B (en) | 2024-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105547750B (en) | Water conservancy fine sediment of reservoir water sample acquisition device and its method for sampling | |
| CN105178289A (en) | Prefabricated downcast pipe pile in building foundation pit and use method thereof | |
| CN111678754B (en) | Static pressure and hammering combined sample preparation method and triaxial test device | |
| CN105651546A (en) | Water-conservancy reservoir investigation sampling device and sampling method thereof | |
| CN117169095B (en) | Erosion experimental equipment of rainwater seepage soil column | |
| CN108344544B (en) | Test device and method for measuring defect leakage quantity of composite geomembrane | |
| CN112411553A (en) | Hydraulic engineering concrete pouring is with excellent that vibrates | |
| CN117092321A (en) | Movable concrete crack biomineralization anti-seepage repair and effect detection device | |
| CN209656688U (en) | A kind of imitative experimental appliance in biomass carbon improvement red soil lift field | |
| CN110146653A (en) | A kind of simulator and application method of liquidation curing sludge underwater casting | |
| CN211948512U (en) | A novel water collecting sleeve for deep basal pit water supply and drainage | |
| CN208167743U (en) | A kind of concrete sealing bottom magazine attachment | |
| CN215574003U (en) | Sampling equipment for monitoring water station | |
| CN207392219U (en) | Non- monitoring formula mesh type is catchmented drainage equipment | |
| CN112326414A (en) | Hydrostatic pressure resistant sample device for nano bentonite | |
| CN213749334U (en) | Hydrostatic pressure resistant sample device for nano bentonite | |
| CN219527708U (en) | Drainage system is fallen to whirl well | |
| CN221377218U (en) | Acquisition device for groundwater detection | |
| CN221970361U (en) | Bury formula dustbin sewage collection equipment | |
| CN115030234B (en) | Underground automatic anti-floating device and use method thereof | |
| CN213684127U (en) | Push bench for hydraulic engineering | |
| CN116892202B (en) | Steel reinforcement cage and guide pipe positioning and mounting device for pile foundation filling pile construction | |
| CN110714454B (en) | Roof grouting diagenetic reinforcing equipment and construction method thereof | |
| CN111997035B (en) | Construction method for newly added steel pipe pile of high-water-level basement | |
| CN213023153U (en) | Concentration detection device for cement production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |