CN214749586U - Solute transport simulation test device capable of simulating different rainfall infiltration conditions - Google Patents
Solute transport simulation test device capable of simulating different rainfall infiltration conditions Download PDFInfo
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- CN214749586U CN214749586U CN202120662043.1U CN202120662043U CN214749586U CN 214749586 U CN214749586 U CN 214749586U CN 202120662043 U CN202120662043 U CN 202120662043U CN 214749586 U CN214749586 U CN 214749586U
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Abstract
The utility model discloses a solute migration simulation test device capable of simulating different precipitation infiltration conditions, which comprises a primary infiltration unit, wherein the primary infiltration unit comprises an inner cylinder and an outer cylinder, the lower end of the inner cylinder is fixed with a first filter body, and the first filter body is provided with a plurality of first through holes; the outer cylinder is sleeved on the inner cylinder and is rotationally connected with the inner cylinder, a second filter body is fixed at the lower end of the outer cylinder, and a plurality of second through holes are formed in the second filter body; when the inner cylinder rotates to a first position relative to the outer cylinder, each first through hole is communicated with each second through hole. The utility model provides a technical scheme's beneficial effect is: an outer barrel is arranged on the inner barrel in a rotating mode, the coincidence area of the first through holes in the first filter body and the second through holes in the second filter body is adjusted through rotation of the inner barrel, and therefore the purpose of controlling the water flow passing through the first filter body and the second filter body is achieved, the rainfall intensity of different intensities is conveniently simulated, and the solute migration test requirements under various conditions can be met.
Description
Technical Field
The utility model belongs to the technical field of porous medium solute migration technique and specifically relates to a solute migration analogue test device that can simulate different precipitation infiltration conditions.
Background
In the subject of studying porous medium solute transport and its influencing factors, researchers often use organic glass columns to perform one-dimensional solute transport tests.
However, most of the test devices are only used for carrying out similar tests, cannot simulate precipitation strength conditions with different strengths, and cannot meet the requirements of solute migration tests under various conditions.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a solute transport simulation test device capable of simulating different precipitation infiltration conditions, so as to solve the technical problems that the existing solute transport simulation test device cannot simulate precipitation intensity conditions with different intensities and cannot meet the requirements of solute transport tests under various conditions.
A solute transport simulation test device capable of simulating different precipitation infiltration conditions, comprising a primary infiltration unit, wherein the primary infiltration unit comprises:
the filter comprises an inner cylinder, wherein a first filter body is fixed at the lower end of the inner cylinder, and a plurality of first through holes are formed in the first filter body;
the outer cylinder is sleeved on the inner cylinder and is rotationally connected with the inner cylinder, a second filter body is fixed at the lower end of the outer cylinder, a plurality of second through holes are formed in the second filter body, and the second filter body is attached to the first filter body;
when the inner cylinder rotates to a first position relative to the outer cylinder, each first through hole is communicated with each second through hole; when the inner cylinder rotates to a second position relative to the outer cylinder, each first through hole is not communicated with each second through hole.
Furthermore, a first annular groove is formed in the inner bottom surface of the outer cylinder along the circumferential direction, a second annular groove matched with the first annular groove is formed in the lower end surface of the inner cylinder, the primary infiltration unit further comprises a plurality of balls, and each ball is arranged between the first annular groove and the second annular groove in a sliding mode.
Further, a handle is fixed at the upper end of the inner barrel.
Further, the solute migration simulation test device capable of simulating different precipitation infiltration conditions further comprises a second-stage infiltration unit, wherein the second-stage infiltration unit comprises a plurality of sample filling cylinders which are sequentially, coaxially and detachably connected end to end, and the sample filling cylinders which are located at the uppermost end are coaxially fixed at the lower end of the outer cylinder.
Furthermore, each a plurality of sampling ports are formed in the side wall of the sample filling cylinder along the vertical direction, and each sampling port is connected with a sampling valve.
Furthermore, each the upper end of filling out a kind section of thick bamboo all is provided with first flange, each the lower extreme of filling out a kind section of thick bamboo all is provided with the second flange, adjacent two in filling out a kind section of thick bamboo, be located the upper end fill out the second flange of a kind section of thick bamboo and be located the lower extreme fill out the first flange of a kind section of thick bamboo and be connected through first connecting piece.
Further, the lower extreme of urceolus is provided with the third flange, the third flange with be located the top fill out the first flange of appearance section of thick bamboo and pass through the second connecting piece and connect.
Further, the solute migration simulation test device capable of simulating different precipitation infiltration conditions further comprises a collecting unit, the collecting unit comprises a funnel, a third filter body is fixedly arranged in the funnel, and the feeding end of the funnel is coaxially detachably connected with the sample filling cylinder at the lowest end.
Further, the upper end of funnel is provided with the fourth flange, the fourth flange with be located the bottommost second flange of sample filling cylinder passes through the third connecting piece and connects.
Further, a discharge valve is arranged at the discharge end of the funnel.
Compared with the prior art, the utility model provides a technical scheme's beneficial effect is: an outer barrel is arranged on the inner barrel in a rotating mode, the coincidence area of the first through holes in the first filter body and the second through holes in the second filter body is adjusted through rotation of the inner barrel, and therefore the purpose of controlling the water flow passing through the first filter body and the second filter body is achieved, the rainfall intensity of different intensities is conveniently simulated, and the solute migration test requirements under various conditions can be met.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a solute transport simulation test device capable of simulating different precipitation infiltration conditions according to the present invention;
FIG. 2 is an enlarged view of a portion of region A of FIG. 1;
FIG. 3 is an enlarged partial view of region B of FIG. 1;
FIG. 4 is an enlarged partial view of area C of FIG. 1;
in the figure: 1-first-stage percolation unit, 2-second-stage percolation unit, 3-collection unit, 11-inner cylinder, 12-outer cylinder, 121-third flange, 13-first filter, 131-first through hole, 14-second filter, 141-second through hole, 15-ball, 16-handle, 21-sample filling cylinder, 211-sampling port, 212-first flange, 213-second flange, 31-funnel, 311-fourth flange, 32-third filter and 33-discharge valve.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 1, the present invention provides a solute migration simulation test device capable of simulating different precipitation infiltration conditions, comprising a primary infiltration unit 1, wherein the primary infiltration unit 1 comprises an inner cylinder 11 and an outer cylinder 12.
Referring to fig. 1 and 2, the inner cylinder 11 is used for filling granular materials with various particle sizes, a first filter 13 is fixed at the lower end of the inner cylinder 11, and a plurality of first through holes 131 are formed in the first filter 13.
Referring to fig. 1 and 2, the outer cylinder 12 is sleeved on the inner cylinder 11 and is rotatably connected with the inner cylinder 11, a second filter 14 is fixed at the lower end of the outer cylinder 12, a plurality of second through holes 141 are formed in the second filter 14, and the second filter 14 is attached to the first filter 13.
Referring to fig. 1 and 2, when the inner cylinder 11 rotates to a first position relative to the outer cylinder 12, each of the first through holes 131 is communicated with each of the second through holes 141; when the inner cylinder 11 rotates to a second position relative to the outer cylinder 12, each of the first through holes 131 is not communicated with each of the second through holes 141.
Preferably, referring to fig. 1 and 2, a first annular groove is formed in the inner bottom surface of the outer cylinder 12 along the circumferential direction, a second annular groove matched with the first annular groove is formed in the lower end surface of the inner cylinder 11, the primary infiltration unit 1 further includes a plurality of balls 15, and each ball 15 is slidably disposed between the first annular groove and the second annular groove.
Preferably, referring to fig. 1 and 3, a handle 16 is fixed to an upper end of the inner cylinder 11.
Further, referring to fig. 1 and fig. 2, the solute migration simulation test device capable of simulating different precipitation infiltration conditions further includes a second-stage infiltration unit 2, where the second-stage infiltration unit 2 includes a plurality of sample filling cylinders 21 that are sequentially, coaxially, detachably connected end to end, and the sample filling cylinder 21 located at the uppermost end is coaxially fixed to the lower end of the outer cylinder 12. In this embodiment, the number of the sample filling cartridges 21 is one, and the sample filling cartridges 21 are used for filling porous medium materials.
Preferably, referring to fig. 1, a plurality of sampling ports 211 are formed in the sidewall of each sample filling cylinder 21 along the vertical direction, and each sampling port 211 is connected to a sampling valve, and the sampling valve is used for controlling the opening or closing of the sampling port 211.
Preferably, referring to fig. 1 and fig. 2, a first flange 212 is disposed at an upper end of each sample filling cylinder 21, a second flange 213 is disposed at a lower end of each sample filling cylinder 21, and in two adjacent sample filling cylinders 21, the second flange 213 of the sample filling cylinder 21 at the upper end is connected to the first flange 212 of the sample filling cylinder 21 at the lower end by a first connecting member.
Preferably, referring to fig. 1 and 4, a third flange 121 is disposed at the lower end of the outer cylinder 12, and the third flange 121 is connected to the first flange 212 of the uppermost sample filling cylinder 21 by a second connecting member.
Further, referring to fig. 1, the solute transport simulation test device capable of simulating different precipitation infiltration conditions further includes a collection unit 3, the collection unit 3 includes a funnel 31, a third filter 32 is fixedly disposed in the funnel 31, and a feed end of the funnel 31 is coaxially detachably connected to the sample filling cylinder 21 located at the lowermost end.
Preferably, referring to fig. 1 and 4, a fourth flange 311 is disposed at an upper end of the funnel 31, and the fourth flange 311 is connected to the second flange 213 of the sample cylinder 21 located at the lowermost end through a third connecting member.
Preferably, referring to fig. 1, the discharge end of the hopper 31 is provided with a discharge valve 33, and the discharge valve 33 is used for controlling the opening or closing of the discharge end of the hopper 31.
For better understanding of the present invention, the following description is made with reference to fig. 1 to 4 for the operation of the solute transport simulation test device capable of simulating different precipitation infiltration conditions according to the present invention: when the device is used, water is continuously injected into the inner cylinder 11, falls through gaps among the fillers in the inner cylinder 11, passes through the first filter 13 and the second filter 14, enters into pores in the porous medium material in the sample filling cylinder 21, passes through the third filter 32, enters into the funnel 31, and is discharged from the discharge end of the funnel 31; when the strength of the water flow passing through the porous medium material needs to be adjusted, the handle 16 is held by a hand, so that the inner cylinder 11 rotates relative to the outer cylinder 12, and in the rotating process, the overlapping area of the first through holes 131 on the first filter body 13 and the second through holes 141 on the second filter body 14 changes, so that the speed of the water flow passing through the first filter body 13 and the second filter body 14 changes, and the purpose of adjusting the strength of the water flow passing through the porous medium material is achieved.
To sum up, the utility model discloses a rotate the cover on inner tube 11 and establish an urceolus 12, first through-hole 131 and the second filter the coincidence area of second through-hole 141 on the body 14 through the rotation regulation first filter 13 of inner tube 11 to reached the control through the first purpose of filtering the rivers flow of body 14 of body 13 and second filter, so that simulate the precipitation intensity of different intensity, can satisfy solute migration test demand under the multiple condition.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A solute transport simulation test device capable of simulating different precipitation infiltration conditions comprises a primary infiltration unit, wherein the primary infiltration unit comprises:
the filter comprises an inner cylinder, wherein a first filter body is fixed at the lower end of the inner cylinder, and a plurality of first through holes are formed in the first filter body;
the outer cylinder is sleeved on the inner cylinder and is rotationally connected with the inner cylinder, a second filter body is fixed at the lower end of the outer cylinder, a plurality of second through holes are formed in the second filter body, and the second filter body is attached to the first filter body;
when the inner cylinder rotates to a first position relative to the outer cylinder, each first through hole is communicated with each second through hole; when the inner cylinder rotates to a second position relative to the outer cylinder, each first through hole is not communicated with each second through hole.
2. The solute transport simulation test device as claimed in claim 1, wherein a first annular groove is formed on an inner bottom surface of the outer cylinder along a circumferential direction, a second annular groove matched with the first annular groove is formed on a lower end surface of the inner cylinder, and the primary infiltration unit further comprises a plurality of balls, each of which is slidably disposed between the first annular groove and the second annular groove.
3. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 1, wherein a handle is fixed to an upper end of the inner cylinder.
4. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 1, further comprising a second-stage percolation unit, wherein the second-stage percolation unit comprises a plurality of sample filling cylinders which are sequentially, coaxially and detachably connected end to end, and the sample filling cylinder at the uppermost end is coaxially fixed at the lower end of the outer cylinder.
5. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 4, wherein a plurality of sampling ports are formed in the side wall of each sample filling cylinder in the vertical direction, and each sampling port is connected with a sampling valve.
6. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 4, wherein a first flange is arranged at the upper end of each sample filling cylinder, a second flange is arranged at the lower end of each sample filling cylinder, and the second flange of the sample filling cylinder at the upper end of two adjacent sample filling cylinders is connected with the first flange of the sample filling cylinder at the lower end of the two adjacent sample filling cylinders through a first connecting piece.
7. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 6, wherein a third flange is arranged at the lower end of the outer cylinder, and the third flange is connected with the first flange of the sample filling cylinder at the uppermost end through a second connecting piece.
8. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 6, further comprising a collection unit, wherein the collection unit comprises a funnel, a third filter body is fixedly arranged in the funnel, and a feed end of the funnel is coaxially detachably connected with the sample filling cylinder at the lowermost end.
9. The solute transport simulation test device capable of simulating different rainfall infiltration conditions according to claim 8, wherein a fourth flange is arranged at the upper end of the funnel and connected with a second flange of the sample filling cylinder at the lowermost end through a third connecting piece.
10. The solute transport simulation test device capable of simulating different precipitation infiltration conditions according to claim 8, wherein a discharge valve is arranged at a discharge end of the funnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120662043.1U CN214749586U (en) | 2021-03-31 | 2021-03-31 | Solute transport simulation test device capable of simulating different rainfall infiltration conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120662043.1U CN214749586U (en) | 2021-03-31 | 2021-03-31 | Solute transport simulation test device capable of simulating different rainfall infiltration conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214749586U true CN214749586U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120662043.1U Expired - Fee Related CN214749586U (en) | 2021-03-31 | 2021-03-31 | Solute transport simulation test device capable of simulating different rainfall infiltration conditions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214749586U (en) |
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2021
- 2021-03-31 CN CN202120662043.1U patent/CN214749586U/en not_active Expired - Fee Related
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Granted publication date: 20211116 |
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