CN206627512U - A kind of device for measuring soil layering specific yield - Google Patents
A kind of device for measuring soil layering specific yield Download PDFInfo
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- CN206627512U CN206627512U CN201720215336.9U CN201720215336U CN206627512U CN 206627512 U CN206627512 U CN 206627512U CN 201720215336 U CN201720215336 U CN 201720215336U CN 206627512 U CN206627512 U CN 206627512U
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- soil
- cylinder
- lysimeter
- graduated cylinder
- water
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Abstract
The utility model discloses a kind of device for measuring soil layering specific yield, including mariotte flask, water level balance device, infiltration capacity collect graduated cylinder, rainwash collects graduated cylinder and lysimeter surveys cylinder；Water level balance device bottom is surveyed cylinder bottom with mariotte flask bottom and lysimeter respectively by two communicating pipes and is connected, and the overflow bottom of the tube connection infiltration capacity of water level balance device collects graduated cylinder；The lysimeter is surveyed in cylinder and is filled with soil, vertically parallel interval is provided with one group of geotextiles by soil layering in soil, lysimeter surveys drum outer wall and is provided with one group of conduit corresponding with hierarchy number, the lower section of corresponding soil layer is connected at the top of every conduit, every conduit bottom is respectively connected to bulk water and collects graduated cylinder；The soil surveyed to lysimeter in cylinder is layered, then is utilized respectively bulk water and is collected the gravity water volume that graduated cylinder obtains each soil layer, can obtain being layered specific yield with reference to the soil volume of each soil layer, simple in construction, easy to use.
Description
Technical field
Hydrology field of measuring techniques is the utility model is related to, specifically a kind of device for measuring soil layering specific yield.
Background technology
When soil moisture exceedes field capacity, unnecessary moisture will can not be made by hollow billet institute sticking by gravity
Permeated downwards with the macrovoid along soil, the water that this part is dominated by gravity claims bulk water.Bulk water is to be present in level of ground water
Underground water in following permeable ground, it is the Free water moved under gravity or pressure differential effect, has buoyancy to grogs, weight
Power water to the stress state in soil and when excavating foundation trench, foundation ditch and building underground structure, arrange by the draining that should take, waterproof
Apply important influence.
Specific yield is the important indicator for reflecting soil horizon in aerated zone water holding and releasing outlet capacity, and studies phreatic table dynamic and become
Change, field irrigation and draining, unsteady groundwater flow calculate and the important parameter of Evaluation of Groundwater Resources etc..Therefore propose a kind of
The survey cylinder experimental provision that layering specific yield can be measured has important application value and practical significance.
Utility model content
The purpose of this utility model is to provide a kind of device for measuring soil layering specific yield, and the device can be to soil
Layering specific yield be measured, it is simple in construction, easy to use.
Technical scheme is used by the utility model solves its technical problem：
A kind of device for measuring soil layering specific yield, including mariotte flask, water level balance device, infiltration capacity collecting amount
Cylinder, rainwash collect graduated cylinder and lysimeter surveys cylinder；Water level balance device bottom by two communicating pipes respectively with mariotte flask
Bottom and lysimeter are surveyed cylinder bottom and are connected, and the overflow bottom of the tube connection infiltration capacity of water level balance device collects graduated cylinder；The steaming
Ooze and soil is filled with instrument survey cylinder, vertically parallel interval is provided with one group of geotextiles by soil layering in soil, and steaming is oozed
Instrument surveys drum outer wall and is provided with one group of conduit corresponding with hierarchy number, is connected at the top of every conduit under corresponding soil layer
Side, every conduit bottom are respectively connected to bulk water and collect graduated cylinder；Lysimeter, which is surveyed at the top of cylinder, to be also associated with stretching into rainwash collection
The runoff conduit of graduated cylinder.
Further, the infiltration capacity collects graduated cylinder, rainwash collects graduated cylinder and bulk water is collected and is all provided with graduated cylinder
There is magnetostriction water-level gauge.
The beneficial effects of the utility model are that the soil surveyed to lysimeter in cylinder is layered, then is utilized respectively bulk water
The gravity water volume that graduated cylinder obtains each soil layer is collected, can obtain being layered specific yield with reference to the soil volume of each soil layer；Together
When, graduated cylinder is collected by infiltration capacity and collects graduated cylinder with rainwash, infiltration capacity and flow path surface can also be obtained；And structure letter
It is single, it is easy to use.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples：
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in figure 1, a kind of device for measuring soil layering specific yield of the utility model offer, including mariotte flask 1,
Water level balance device 2, infiltration capacity collect graduated cylinder 3, rainwash collects graduated cylinder 4 and surveys cylinder 5 with lysimeter；The bottom of water level balance device 2 leads to
It is connected after the first communicating pipe 21 with the connection of the bottom of mariotte flask 1, by the second communicating pipe 22 with lysimeter survey cylinder 5 bottom,
The bottom of the overflow pipe 23 connection infiltration capacity of water level balance device 2 collects graduated cylinder 3；Lysimeter is surveyed in cylinder 5 and is filled with soil, soil interior edge
Vertical direction parallel interval is provided with one group of geotextiles 6 by soil layering, and the present embodiment selects two pieces of geotextiles to be divided into soil
Three layers；The outer wall that lysimeter surveys cylinder 5 is provided with one group of conduit 7 corresponding with hierarchy number, and phase is connected at the top of every conduit
The lower section of corresponding soil layer, every conduit bottom are respectively connected to bulk water and collect graduated cylinder 8；Lysimeter surveys the top of cylinder 5 and is also associated with stretching
Enter the runoff conduit 51 that rainwash collects graduated cylinder 4.
As preferable, infiltration capacity collects graduated cylinder 3, rainwash collects graduated cylinder 4 and each bulk water is collected in graduated cylinder 8
It is equipped with magnetostriction water-level gauge 9.
In use, closing the inlet valve 11 of mariotte flask 1, after rainfall occurs, oozed under precipitation；Lower infiltration is connected by second
Siphunculus 22 enters water level balance device 2, then flows into infiltration capacity by overflow pipe 23 and collect graduated cylinder 3；Surface water passes through runoff conduit 51
Flow into rainwash and collect graduated cylinder 4；Bulk water then flows into bulk water by the conduit 7 of each layer respectively and collects graduated cylinder 8；Stretched by mangneto
Contracting water-level gauge 9 can directly read the gravity water volume of infiltration capacity, flow path surface and each soil layer respectively, in conjunction with each soil
The soil volume of layer can obtain being layered specific yield；The utility model is simple in construction, easy to use.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation；Any those skilled in the art, it is all available in the case where not departing from technical solutions of the utility model ambit
The methods and technical content of the disclosure above makes many possible changes and modifications to technical solutions of the utility model, or is revised as
The equivalent embodiment of equivalent variations.Therefore, every content without departing from technical solutions of the utility model, according to of the present utility model
Technical spirit still falls within this practicality to any simple modification, equivalent substitution, equivalence changes and modification made for any of the above embodiments
In the range of the protection of new technique scheme.
Claims (2)
1. a kind of device for measuring soil layering specific yield, it is characterised in that including mariotte flask, water level balance device, infiltrate
Amount collects graduated cylinder, rainwash collects graduated cylinder and lysimeter surveys cylinder；Water level balance device bottom by two communicating pipes respectively with horse
Li Aote bottom of bottle portion and lysimeter are surveyed cylinder bottom and are connected, the overflow bottom of the tube connection infiltration capacity collecting amount of water level balance device
Cylinder；The lysimeter, which is surveyed in cylinder, is filled with soil, and vertically parallel interval is provided with one group of soil by soil layering in soil
Work cloth, lysimeter survey drum outer wall and are provided with one group of conduit corresponding with hierarchy number, be connected at the top of every conduit corresponding
The lower section of soil layer, every conduit bottom are respectively connected to bulk water and collect graduated cylinder；Lysimeter is surveyed at the top of cylinder and is also associated with stretching into earth's surface
Runoff collects the runoff conduit of graduated cylinder.
2. a kind of device for measuring soil layering specific yield according to claim 1, it is characterised in that the infiltration capacity is received
Collection graduated cylinder, rainwash collect graduated cylinder and bulk water is collected in graduated cylinder and is equipped with magnetostriction water-level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215336.9U CN206627512U (en) | 2017-03-07 | 2017-03-07 | A kind of device for measuring soil layering specific yield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215336.9U CN206627512U (en) | 2017-03-07 | 2017-03-07 | A kind of device for measuring soil layering specific yield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206627512U true CN206627512U (en) | 2017-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720215336.9U Active CN206627512U (en) | 2017-03-07 | 2017-03-07 | A kind of device for measuring soil layering specific yield |
Country Status (1)
| Country | Link |
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| CN (1) | CN206627512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593526A (en) * | 2018-06-28 | 2018-09-28 | 中国农业科学院农田灌溉研究所 | Infiltration experimental rig |
| CN110501463A (en) * | 2019-09-04 | 2019-11-26 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | It is a kind of for observing the different resistance to experimental rigs for flooding intensity of each stage in crop cycle |
-
2017
- 2017-03-07 CN CN201720215336.9U patent/CN206627512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593526A (en) * | 2018-06-28 | 2018-09-28 | 中国农业科学院农田灌溉研究所 | Infiltration experimental rig |
| CN110501463A (en) * | 2019-09-04 | 2019-11-26 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | It is a kind of for observing the different resistance to experimental rigs for flooding intensity of each stage in crop cycle |
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