CN206609769U - Sputter collection device and sputter sensing equipment - Google Patents
Sputter collection device and sputter sensing equipment Download PDFInfo
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- CN206609769U CN206609769U CN201720301231.5U CN201720301231U CN206609769U CN 206609769 U CN206609769 U CN 206609769U CN 201720301231 U CN201720301231 U CN 201720301231U CN 206609769 U CN206609769 U CN 206609769U
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- soil
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- catch tray
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Abstract
The utility model provides a kind of sputter collection device and sputter sensing equipment, is related to the technical field of soil erosion study, including sputter collection device, and sputter collection device includes catch tray and multiple collection vessels；Multiple " V " shape section grooves are provided with catch tray, groove is annular or arc, and the center of circle of multiple grooves is identical；The quantity of collection vessel is equal with the quantity of groove, and the two is corresponded；There are the pod apertures connected with corresponding collection vessel in each groove.Raindrop fall to hitting the soil at multiple groove home positions; grogs can be splashed by impact to surrounding; it can be fallen in different grooves according to the direction of splashing and distance; grogs can be entered in collection vessel in the presence of rainwater from pod apertures; staff can be according to demand; real-time collecting is carried out, random time section different directions and the Splash Erosion of distance is obtained by changing collection vessel, accurate experimental data is provided for the process and space distribution rule of soil splash.
Description
Technical field
The utility model is related to soil erosion study technical field, is surveyed more particularly, to a kind of sputter collection device and sputter
Locking equipment.
Background technology
Raindrop splash erosion is the important form and part of the soil erosion, refers to that raindrop directly hit exposed earth's surface, makes soil
Erosion that is broken, scattered and carrying occurs for earth, is starting stage and the key link of slope water erosion.Sputter is Soil Slope
Erosion and Sediment Production provides abundant material base, but sputter process and soil splash amount are by rainfall energy, soil types, earth's surface
Numerous composite factor reciprocations such as the gradient and vegetative coverage situation and influence.Therefore, soil splash process and its mechanism are ground
Study carefully significant for deep layer understanding soil erosion process and prevention soil and water loss.
Existing soil splash determining instrument includes catch tray and rain cover structure, and catch tray is spliced by four identical sector disks
Form, catch tray is hollow, and catch tray top is continuously provided with arc groove from inside to outside, and rain cover structure setting is collecting disk ring
Above connected in star, the hole for receiving rainfall is left in centre, and soil splash determining instrument is arranged in soil, and rainwater passes through rain cover knot
Structure centre bore falls on collecting the sample of disk center soil, and grogs does parabolical track to surrounding and moved, different quality soil
Particle obtain splash under raindrop impact transition distance it is also different.After rainfall terminates, occlusion removal structure, by four sector disks
Take out, the arc groove for collecting different distance is rinsed with wash bottle, the silt water sample of gained is put into oven for drying, reality is respectively obtained
With testing sample Splash Erosion up and down in the range of different distance.
Existing soil splash determining instrument must wait experiment to be collected after terminating to the grogs in catch tray, nothing
The Splash Erosion and spatial distribution of some period during method determination experiment.
Utility model content
The purpose of this utility model is to provide a kind of sputter collection device and sputter sensing equipment, to solve existing soil
Earth splash erosion tester device must wait experiment to be collected after terminating to the grogs in catch tray, it is impossible to during determination experiment
The Splash Erosion of some period and the technical problem of spatial distribution.
The sputter collection device that the utility model is provided, the sputter collection device includes catch tray and multiple collections are held
Device；Multiple grooves are provided with the catch tray, the groove is annular or arc, and the center of circle of the multiple groove is identical；
The quantity of the collection vessel is equal with the quantity of the groove, and the two is corresponded；Have in each groove
The pod apertures connected with corresponding collection vessel；
The sputter collection device includes collet, and the collet upper surface is used to place catch tray, the multiple groove
Home position is placed with soil-loading disk, and the collet lower surface is hinged with many support columns, and the adjustable length of the support column, uses
In the gradient for adjusting the collet.
Further, the groove is arc, and the central angle of each groove is 90 °.
Further, from the groove-bottom to opening direction, the width of the groove gradually increases.
Further, in the multiple groove institute planar, at least one is located at determining on the outside of the multiple groove
Point, on the direction of the fixed point and the multiple groove together circle center is crossed, the multiple groove near the fixed point direction
Position at be provided with the pod apertures connected with the collection vessel.
Further, from the groove ends to the side for the pod apertures position being correspondingly arranged in the groove
To the depth of the groove gradually increases.
Further, the card of the soil-loading disk and the card of catch tray are concordant, and the bottom surface of the soil-loading disk is provided with
There is gap between osculum, and the soil-loading disk and the most groove of inner side, for preventing from accumulating with soil-loading disk described in guide
Water.
Further, the catch tray upper surface is provided with gradiometer.
The sputter sensing equipment that the utility model is provided, including above-mentioned sputter collection device.
The sputter that the utility model is provided collects sampling device, for collecting the grogs obtained by raindrop splass, the sputter
Collection device includes catch tray and multiple collection vessels, is provided with multiple grooves on the catch tray, the groove for annular or
Arc, and the center of circle of the multiple groove is identical.When rainfall, raindrop, which fall, to be hit to the soil at the home position of multiple grooves
Earth, grogs can be splashed by impact to surrounding along parabolic path, can be fallen different recessed according to the direction of splashing and distance
In groove.The quantity of the collection vessel is equal with the quantity of the groove, and the two is corresponded, have in each groove with it is right
The pod apertures for the collection vessel connection answered, grogs in groove by pod apertures can enter collection vessel in the presence of rainwater
Interior, staff can carry out real-time collecting according to demand, and the Splash Erosion of random time section is obtained by changing collection vessel,
Especially during simulation, without stopping rain making again, the complicated collection process that grogs is rinsed with wash bottle is repeated.
The sputter collection device includes collet, and the collet upper surface is used to place catch tray, the home position of the multiple groove
Soil-loading disk is placed with, the collet lower surface is hinged with many support columns, and the adjustable length of the support column, by adjusting branch
The length of dagger, makes the collet produce certain gradient, so as to drive catch tray to produce certain gradient with soil-loading disk, makes survey
The adaptability of amount is higher.
The sputter sensing equipment that the utility model is provided, including above-mentioned sputter collection device.The sputter is collected and filled
Placement location is under artificial raining-simulated apparatus, and raindrop fall to hitting the soil at multiple groove home positions, and grogs, which is hit, to be splashed
It can splash, can be fallen in different grooves according to the direction of splashing and distance along parabolic path to surrounding.Because in groove
On be provided with pod apertures, and pod apertures lower end is ined succession collection vessel, so when producing current in groove, grogs can in current and
Entered under the common drive of raindrop from pod apertures in collection vessel, staff can carry out real-time collecting according to demand, lead to
Cross and change the Splash Erosion that collection vessel obtains random time section, especially during simulation, without stopping rain making again,
Repeat the complicated collection process that grogs is rinsed with wash bottle.The sputter collection device includes collet, the collet upper surface
For placing catch tray, the home position of the multiple groove is placed with soil-loading disk, and the collet lower surface is hinged with many branch
Dagger, and the adjustable length of the support column, by adjusting the length of support column, make the collet produce certain gradient, from
And drive catch tray to produce certain gradient with soil-loading disk, make the adaptability of measurement higher
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 provides the schematic diagram of sputter collection device for the utility model embodiment；
Fig. 2 provides the top view of sputter collection device for the utility model embodiment；
Fig. 3 provides the front view of sputter collection device for the utility model embodiment；
Fig. 4 provides the schematic diagram of the soil-loading disk of sputter collection device for the utility model embodiment；
Fig. 5 provides a kind of cross-sectional view of catch tray of sputter collection device for the utility model embodiment；
Fig. 6 provides the cross-sectional view of another catch tray of sputter collection device for the utility model embodiment.
Icon：110- soil-loading disks；111- osculums；200- grooves；210- pod apertures；300- support columns；400- receiving flasks；
500- collets.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", "left", "right", " water
It is flat ", " interior ", the orientation of the instruction such as " outer " or position relationship for based on orientation shown in the drawings or position relationship, merely to just
Described in description the utility model with simplified, rather than indicate or imply that the device or element of meaning must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
As Figure 1-3, the sputter collection device that the utility model is provided, for collecting the soil obtained by raindrop splass
Grain, the sputter collection device includes being provided with multiple grooves 200, institute on catch tray and multiple collection vessels, the catch tray
It is annular or arc to state groove 200, and the center of circle of the multiple groove 200 is identical, is placed in the home position of multiple grooves 200
There is soil-loading disk 110, for placing soil.When rainfall, raindrop, which fall, to be hit to the soil at the home position of multiple grooves 200
Earth, grogs is hit to splash to splash along parabolic path to surrounding, can be fallen in different grooves according to the direction of splashing and distance
In 200.The quantity of the collection vessel is equal with the quantity of the groove 200, and the two is corresponded, in each groove 200
With the pod apertures 210 connected with corresponding collection vessel, the grogs in groove 200 can pass through pod apertures under the drive of rainwater
210 are entered in collection vessel, and staff can be carried out real-time collecting, must be taken office by changing collection vessel according to demand
The Splash Erosion of meaning period, especially during simulation, without stopping rain making again, repeats being rinsed with wash bottle for complexity
The collection process of grogs.And solve can not during determination experiment some period Splash Erosion and the skill of spatial distribution
Art problem.The sputter collection device includes collet 500, and the upper surface of collet 500 is used to place catch tray, the collet
500 lower surfaces are hinged with many support columns 300, and the adjustable length of the support column 300, by the length for adjusting support column 300
It is short, the collet 500 is produced certain gradient, so as to drive catch tray to produce certain gradient with soil-loading disk 110.It is existing
Sputter measuring instrument can only to the sample of level or certain slope soil measure, bad adaptability.Utilize the utility model
The sputter collection device of offer can adjust the gradient of catch tray and soil-loading disk 110, so as to adapt to more test cases,
Simulated experiment is better.
As shown in figure 4, soil-loading disk 110 is provided with the home position of the groove 200, the card of the soil-loading disk 110
Card with catch tray is concordant, and the bottom surface of the soil-loading disk 110 is provided with osculum 111, it is ensured that the whole soil of soil-loading disk 110
Drainage performance is good.Soil first will be filled in soil-loading disk 110 to pave, catch tray disk center is then placed it in, raindrop impact exists
On soil, grogs is set to splash, and when raindrop are persistently hit down, the water on the top of soil-loading disk 110 can ooze down to be spilt from osculum 111,
Ensure that the whole soil body drainage performance of soil-loading disk 110 is good.There is gap between the soil-loading disk 110 and the most groove 200 of inner side,
The gap can be 5mm, and the rainwater of the upper surface of soil-loading disk 110 can flow out from above-mentioned gap, prevent soil-loading disk 110 from accumulating
Water, so as to avoid the top ponding of soil-loading disk 110, grogs can not splash or ponding drives grogs to be overflowed from the side wall of soil-loading disk 110,
Influence the accuracy of data acquisition.
Specifically, the groove 200 can be arc, and the central angle of each groove 200 is 90 °.That is
Whole catch tray is segmented into the sector region that 4 central angles are 90 degree, and when raindrop impact is on soil, catch tray can be right
The grogs splashed to surrounding is collected, so as to obtain the Splash Erosion of this four direction of the upper and lower, left and right of soil-loading disk 110.
The central angle of groove 200 can also be other, such as 180 °, can will be divided into two parts whole catch tray, especially
It is to simulate or measuring the soil of certain slope, allowing the sector region of the two 180 degrees to be set along the gradient, pass through rainfall pair
The strike of soil, can directly obtain the Splash Erosion of both direction above and below this kind of situation.
As shown in figure 5, from the bottom of groove 200 to opening direction, the width of the groove 200 gradually increases.It is preferred that,
The cross section of the groove 200 can be " V " shape, and section is the groove 200 of " V " shape, and the defeated shifting of current is formed under raindrop effect
Efficiency is very high.The cross section of the groove 200 of existing sputter tester is rectangle.The depth of groove 200 and rainfall identical
In the case of, the depth of water of " V " shape groove 200 can be deeper, and current can be more anxious formed by, more preferable to the Drive the result of grogs.
Additionally, rainfall can hit the side wall of the groove 200 of " V " shape, and grogs on the wall of side is washed into " V " shape groove
200 bottoms, and rectangle has side wall of the twice perpendicular to bottom surface, the easy product soil in the intersection of side wall and bottom surface, so " V " shape is recessed
The more difficult aggregation grogs of groove 200, grogs can be easier as rainwater is entered in collection vessel.
The groove 200 is not limited to " V " shape, and the cross section of the groove 200 can also be " u "-shaped.As long as can be with
Meet, from the bottom of groove 200 to opening direction, the width of the groove 200 gradually increases, this condition.
Preferably, the sputter collection device that the utility model is provided can include four pieces of right angle sector regions, every piece of sector
Region is made up of 12 A/Fs for 5cm concentric grooves 200, and the cross section of groove 200 can be " V " shape, groove 200
Depth can be 4cm.
Specifically, as shown in fig. 6, from inside to outside, the adjacent wall upper end of arbitrary neighborhood twice groove 200 is intersected for one
Line.So as to prevent on closing surface that grogs drops between adjacent twice groove 200, grogs is caused to collect error, influence
The calculating of follow-up Splash Erosion.
Preferably, in the multiple institute of groove 200 planar, at least one is located at the multiple outside of groove 200
Fixed point, on the direction of the fixed point and the multiple together circle center of groove 200 is crossed, the multiple groove 200 near institute
The pod apertures 210 connected with the collection vessel are provided with the position for stating fixed point direction.That is, all pod apertures
210 all close to the side of catch tray, after catch tray slant setting, the pod apertures 210 be the relative altitude of groove 200 compared with
Water in low one end, the groove 200 is moved towards the place direction of pod apertures 210.Because what the utility model was provided splashes
Erosion collection device can simulate the sputter process of the soil with certain slope.When catch tray is horizontal by certain angle,
In order that current can drive grogs to enter in pod apertures 210, pod apertures 210 are arranged on the corresponding phase of the groove 200
To highly relatively low one end, grogs is set smoothly to enter in pod apertures 210 under gravity.
Preferably, it is in place from the end of groove 200 to the institute of the pod apertures 210 being correspondingly arranged in the groove 200
The direction put, the depth of the groove 200 gradually increases.In order that the grogs in groove 200 smoothly enters pod apertures 210
In, the bottom surface of groove 200 can be arranged to inclined, the position of pod apertures 210 is relatively low, such rainwater falls in groove
After 200, it can be flowed along inclined-plane to the direction of pod apertures 210, so as to accelerate the speed of current.
The catch tray upper surface is provided with gradiometer, for the convenient gradient for adjusting catch tray.By adjusting support column
300 length, so that catch tray and soil-loading disk 110 produce certain gradient, meets soil erosion related experiment to the gradient
It is required that.The common gradient is 0-30 °, and the desired gradient can fast and accurately be obtained by being combined with gradiometer in regulation.
The collection vessel includes connecting tube and receiving flask 400, one end of connecting tube and the pod apertures of catch tray bottom surface
210 connections, the other end is inserted into the receiving flask 400, when the rainwater in receiving flask 400 is loaded with, can more renewed therewith
Receiving flask 400.
The connecting tube includes dip section, and the dip section is the part extending into receiving flask 400, and the dip section
Outlet being deposited in bottom of bottle close to the bottom of the receiving flask 400, the grogs that thereby may be ensured that collection more, slightly stand and just can
Supernatant is outwelled into continuation and accepts water sample.
In summary, the sputter collection device that the utility model is provided, for collecting the grogs obtained by raindrop splass, institute
Stating sputter collection device includes being provided with multiple grooves 200, the groove on catch tray and multiple collection vessels, the catch tray
200 be annular or arc, and the center of circle of the multiple groove 200 is identical, and dress soil is placed with the home position of multiple grooves 200
Disk 110, for placing soil.When rainfall, raindrop, which fall, to be hit to the soil at the home position of multiple grooves 200, grogs
It can be splashed, can be fallen in different grooves 200 according to the direction of splashing and distance along parabolic path to surrounding by impact.
The quantity of the collection vessel is equal with the quantity of the groove 200, and the two is corresponded, have in each groove 200 with
Grogs in the pod apertures 210 of corresponding collection vessel connection, groove 200 can be entered by pod apertures 210 in the presence of rainwater
Enter into collection vessel, staff can be carried out real-time collecting, random time is obtained by changing collection vessel according to demand
The Splash Erosion of section, especially during simulation, without stopping rain making again, repeat complexity rinses grogs with wash bottle
Collection process, and solve can not during determination experiment the Splash Erosion of some period and spatial distribution technology it is difficult
Topic.The sputter collection device includes collet 500, and the upper surface of collet 500 is used to place under catch tray, the collet 500
Surface is hinged with many support columns 300, and the adjustable length of the support column 300, by adjusting the length of support column 300, makes
The collet 500 produces certain gradient, so as to drive catch tray to produce certain gradient with soil-loading disk 110, makes the suitable of measurement
Ying Xinggeng is high.Existing sputter measuring instrument can only be measured to the soil of level or certain slope, bad adaptability.Profit
The sputter collection device provided with the utility model can adjust the catch tray gradient, so as to adapt to more test cases,
Simulated experiment is better.
The sputter sensing equipment that the utility model is provided, including above-mentioned sputter collection device.The sputter is collected and filled
Placement location is under artificial raining-simulated apparatus, and raindrop fall strike to the soil at multiple home positions of groove 200, and grogs is by beating
Hitting can splash along parabolic path to surrounding, can be fallen in different grooves 200 according to the direction of splashing and distance.Because
Pod apertures 210 are provided with groove 200, and the lower end of pod apertures 210 is ined succession collection vessel, so when producing current in groove 200
When, grogs can be entered in collection vessel from pod apertures 210 in the presence of rainwater, and staff can be carried out according to demand
Real-time collecting, the Splash Erosion of random time section is obtained by changing collection vessel, especially during simulation, without stopping again
Only rain making, repeat it is complicated the collection process of grogs is rinsed with wash bottle, and solve can not be during determination experiment
The Splash Erosion of some period and the technical problem of spatial distribution.The sputter collection device includes collet 500, the collet
500 upper surfaces are used to place catch tray, and the lower surface of collet 500 is hinged with many support columns 300, and the support column 300
Adjustable length, by adjusting the length of support column 300, the collet 500 is produced certain gradient, so as to drive catch tray
Certain gradient is produced with soil-loading disk 110, makes the adaptability of measurement higher.Existing sputter measuring instrument can only to level or
The sample of person's certain slope soil measure, bad adaptability.The sputter collection device provided using the utility model can be adjusted
The catch tray gradient is saved, so as to adapt to more test cases, simulated experiment is better.
Sputter sensing equipment also includes drying unit, meausring apparatus etc., and the grogs that sputter collection device is obtained can be entered
Row separation determination, so as to obtain corresponding Splash Erosion.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (8)
1. a kind of sputter collection device, it is characterised in that the sputter collection device includes catch tray and multiple collection vessels；Institute
State and multiple grooves are provided with catch tray, the groove is annular or arc, and the center of circle of the multiple groove is identical；
The quantity of the collection vessel is equal with the quantity of the groove, and the two is corresponded；Have in each groove with it is right
The pod apertures for the collection vessel connection answered；
The sputter collection device includes collet, and the collet upper surface is used to place catch tray, the center of circle of the multiple groove
Position is placed with soil-loading disk, and the collet lower surface is hinged with many support columns, and the adjustable length of the support column, for adjusting
Save the gradient of the collet.
2. sputter collection device according to claim 1, it is characterised in that the groove is arc, and each described recessed
The central angle of groove is 90 °.
3. sputter collection device according to claim 1, it is characterised in that described from the groove-bottom to opening direction
The width of groove gradually increases.
4. sputter collection device according to claim 1, it is characterised in that in the multiple groove institute planar, extremely
Rare one fixed point on the outside of the multiple groove, on direction of the fixed point with the multiple groove together circle center is crossed,
The pod apertures connected with the collection vessel are provided with the position near the fixed point direction of the multiple groove.
5. sputter collection device according to claim 1, it is characterised in that from the groove ends to being correspondingly arranged at this
The direction of the pod apertures position in groove, the depth of the groove gradually increases.
6. sputter collection device according to claim 1, it is characterised in that the card of the soil-loading disk and the disk of catch tray
Face is concordant, and the bottom surface of the soil-loading disk, which is provided between osculum, and the soil-loading disk and the most groove of inner side, to be had
Gap, for preventing the soil-loading disk internal water accumulation from flowing into catch tray.
7. sputter collection device according to claim 1, it is characterised in that the catch tray upper surface is provided with the gradient
Instrument.
8. a kind of sputter sensing equipment, it is characterised in that including the sputter collection device described in claim 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301231.5U CN206609769U (en) | 2017-03-27 | 2017-03-27 | Sputter collection device and sputter sensing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301231.5U CN206609769U (en) | 2017-03-27 | 2017-03-27 | Sputter collection device and sputter sensing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN206609769U true CN206609769U (en) | 2017-11-03 |
Family
ID=60174083
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720301231.5U Expired - Fee Related CN206609769U (en) | 2017-03-27 | 2017-03-27 | Sputter collection device and sputter sensing equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285989A (en) * | 2019-06-20 | 2019-09-27 | 中国矿业大学 | A kind of high-speed jet impact biological tissue testing stand and its test method |
| CN111505228A (en) * | 2020-04-16 | 2020-08-07 | 中国地质科学院岩溶地质研究所 | Cave modern sediment isotope fractionation effect monitoring device and monitoring method |
| CN111650115A (en) * | 2020-07-27 | 2020-09-11 | 内蒙古农业大学 | Device for researching rainfall factor soil erosion |
| CN112525599A (en) * | 2020-12-10 | 2021-03-19 | 陕西地建土地工程技术研究院有限责任公司 | Sampling and rain collecting equipment and method for spilled pollutants |
| CN113063694A (en) * | 2021-03-22 | 2021-07-02 | 贵州大学 | Testing device and method for soil sputtering characteristics of engineering excavation side slope |
| CN114002135A (en) * | 2021-11-02 | 2022-02-01 | 内蒙古大学 | Self-feeding type rain erosion prediction device, system and method |
-
2017
- 2017-03-27 CN CN201720301231.5U patent/CN206609769U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285989A (en) * | 2019-06-20 | 2019-09-27 | 中国矿业大学 | A kind of high-speed jet impact biological tissue testing stand and its test method |
| CN111505228A (en) * | 2020-04-16 | 2020-08-07 | 中国地质科学院岩溶地质研究所 | Cave modern sediment isotope fractionation effect monitoring device and monitoring method |
| CN111650115A (en) * | 2020-07-27 | 2020-09-11 | 内蒙古农业大学 | Device for researching rainfall factor soil erosion |
| CN111650115B (en) * | 2020-07-27 | 2023-10-24 | 内蒙古农业大学 | Device for researching soil erosion of rain dropping factors |
| CN112525599A (en) * | 2020-12-10 | 2021-03-19 | 陕西地建土地工程技术研究院有限责任公司 | Sampling and rain collecting equipment and method for spilled pollutants |
| CN112525599B (en) * | 2020-12-10 | 2023-07-25 | 陕西地建土地工程技术研究院有限责任公司 | Spillover pollutant sampling and rain collecting device and method |
| CN113063694A (en) * | 2021-03-22 | 2021-07-02 | 贵州大学 | Testing device and method for soil sputtering characteristics of engineering excavation side slope |
| CN114002135A (en) * | 2021-11-02 | 2022-02-01 | 内蒙古大学 | Self-feeding type rain erosion prediction device, system and method |
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