CN208206746U - Soil One-dimensional Vertical Infiltration simple experimental device - Google Patents
Soil One-dimensional Vertical Infiltration simple experimental device Download PDFInfo
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- CN208206746U CN208206746U CN201820884384.1U CN201820884384U CN208206746U CN 208206746 U CN208206746 U CN 208206746U CN 201820884384 U CN201820884384 U CN 201820884384U CN 208206746 U CN208206746 U CN 208206746U
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- water
- soil
- soil sample
- feeder
- vertical infiltration
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of soil One-dimensional Vertical Infiltration simple experimental devices, the device is by increasing water chamber in experiment earth pillar bottom, clearance space is provided for soil sample bottom, and stomata is offered in water chamber, to overcome vapour lock when vertical infiltration, and the hydraulic pressure sealing for promoting soil sample to seep water downwards is additionally provided at the top of soil sample, downward pressure is provided for Vertical Infiltration, to ensure that soil vertical infiltrated goes on smoothly, convenient experimental operation is at low cost.And, since the water system of the device is normal pressure state during the experiment, water can very easily be added into feeder, so can also be used to detect diffusance of the same soil sample in different moisture content by the device, so that the applicable scope of experiment of the device is wider.
Description
Technical field
The utility model relates to soil infiltration experimental provision fields more particularly to soil One-dimensional Vertical Infiltration simple experiment to fill
It sets.
Background technique
In supply and storage of the soil as various energy needed for plant growth, prediction and regulation soil in due course
Substance cyclic process is the important content for implementing High-efficient Agricultural Water Use and improvement of the ecological environment.It is various that soil moisture is not only crop
One of nutrient necessary to the solvent and carrier of nutrient and plant growth, it is for substance in Reasonable Regulation And Control soil
Cyclic process plays key effect, therefore announcement soil water movement feature and Reasonable Regulation And Control soil water regime are ecological rings
The basis of border construction.
Vertical Infiltration is the tie for connecting surface and ground water, the soil water, is discharge series process, water circulation
The important link of process.By One-dimensional Vertical Infiltration, available infiltration rate accumulates infiltration capacity and infiltrates distance (i.e. wetting front
Position) etc. description infiltration process important feature amount.It, can be with by features described above amount in the case where specifically infiltrating boundary condition
The estimation of assessment area runoff and sediment, field irrigation, agricultural drain, the recharge of ground water and other effects.
Soil One-dimensional Vertical Infiltration device is mainly made of Markov bottle, earth pillar and water chamber at present, is wanted during experimental implementation
It is familiar with Markov bottle operating method, and Markov bottle production is needed compared with high technology.
Utility model content
The technical problem to be solved by the utility model is to provide one kind can simplify experimental implementation difficulty, overcomes and vertically enters
Vapour lock when infiltration, to guarantee the soil One-dimensional Vertical Infiltration simple experimental device of experiment accuracy.
In order to solve the above technical problems, technical solution adopted in the utility model is:
Soil One-dimensional Vertical Infiltration simple experimental device, including experiment earth pillar and water system, it is characterised in that: experiment soil
Column, in the transparent cavity body structure of the cylindricality being vertically arranged, lower end closed, upper end is open, and the experiment earth pillar inner cavity lower part is equipped with
Matched permeable partition is furnished with multiple permeable holes on the permeable partition, has below the permeable partition and is filled out by gravel
The water chamber to be formed is filled, the side wall of the water chamber offers venthole, has the soil for filling soil sample above the permeable partition
Room, is equipped with the filter paper for entering water chamber for obstructing soil sample above the permeable partition, on the side wall of the soil room between its axial direction
It separates and is equipped with multiple sampling holes, the top of the soil room is equipped with the hydraulic pressure sealing for promoting soil sample to seep water downwards；Water system,
Including the feeder for supplying water or solute, the water inlet above water outlet and native room below the feeder is by water supply
Pipe connection, the water supplying pipe are equipped with control valve, and the position height of the feeder bottom surface is higher than the top of native room.
A further technical solution lies in: the hydraulic pressure sealing includes the water-separating film above soil sample, the water-separating film
Top is equipped with water seal layer.
A further technical solution lies in: the waterproof and breathable for preventing water indoor water from overflowing is equipped on the inside of the venthole
Film.
A further technical solution lies in: the feeder is transparent material, and lateral wall is equipped with for marking supply
The upper mark line of liquid level and lower mark line in device.
The beneficial effects of adopting the technical scheme are that
The device provides clearance space by increasing water chamber in experiment earth pillar bottom for soil sample bottom, and open up in water chamber
There is stomata, to overcome vapour lock when vertical infiltration, and is additionally provided with the hydraulic pressure sealing for promoting soil sample to seep water downwards at the top of soil sample, is
Vertical Infiltration provides downward pressure, to ensure that soil vertical infiltrated goes on smoothly, convenient experimental operation is at low cost.
It, can be very easily to feeder also, since the water system of the device is normal pressure state during the experiment
Interior plus water, so can also be used to detect diffusance of the same soil sample in different moisture content by the device, so that the device
Applicable scope of experiment it is wider.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that described embodiment is a part of the embodiment of the utility model, rather than whole implementation
Example.Based on the only embodiment in the utility model, those skilled in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.
As shown in Figure 1, soil One-dimensional Vertical Infiltration simple experimental device, including experiment earth pillar and water system.
Earth pillar is tested, in the transparent cavity body structure of the cylindricality being vertically arranged, lower end closed, upper end is open, the experiment soil
Column inner cavity lower part is equipped with matched permeable partition 11, is furnished with multiple permeable holes on the permeable partition 11, it is described it is permeable every
Having below plate 11 and the water chamber 01 formed is filled by gravel or rubble sand, the side wall of the water chamber 01 offers venthole 12,
There is the native room 02 for filling soil sample above the permeable partition 11, be equipped with above the permeable partition 11 for obstructing soil sample
Into the filter paper of water chamber 01, offer multiple sampling holes 13 along its axially spaced-apart on the side wall of the soil room 02, native room 02 it is upper
Side is equipped with the hydraulic pressure sealing for promoting soil sample to seep water downwards.
Water system, including the feeder 21 for supplying water or solute, the water outlet and soil of 21 lower section of feeder
The water inlet of 02 top of room is connected by water supplying pipe 22, and the water supplying pipe 22 is equipped with control valve 23,21 bottom surface of feeder
Position height be higher than the top of native room 02.To guarantee to have enough water conservancy liquid level differences can constantly enter in soil sample.
When being measured unsaturated soil moisture diffusion experiment using the device:
(1) control valve 23 is opened, so that the water or solute in feeder 21 are entered in soil sample using liquid level difference；
When (2a) experiment is used to detect the seepage rate of different soils (multiple and different earth pillars), have when observing in water chamber 01
Water droplet falls behind, and closes control valve 23, is detected from the sampling of each sampling hole 13.
When (2b) experiment is used to detect diffusance of the same soil (same earth pillar) in different moisture content, supplying in advance
Give label on device 21 good upper and lower two water levels, after water level is from upper water level decreasing to lower water level, the moisturizing into feeder 21 in time
Supreme water level, and interval time and the number of each moisturizing are recorded, when there is water droplet to fall behind in water chamber 01, control valve 23 is closed, from
Each sampling of sampling hole 14 is detected.
The device provides clearance space by increasing water chamber 01 in experiment earth pillar bottom for soil sample bottom, and in water chamber 01
Venthole 12 is offered, penetrates into soil sample with dampening or solute, air, which is pressed down against from venthole 12, to be overflowed, to overcome vertical infiltration
Fashionable vapour lock.And the hydraulic pressure sealing for promoting soil sample to seep water downwards is additionally provided at the top of soil sample, it is provided for Vertical Infiltration downward
Pressure, so that water or solute counter upwards will not overflow, thus ensure that soil vertical infiltrated goes on smoothly, convenient experimental operation,
It is at low cost.
It, can be very easily to feeder also, since the water system of the device is normal pressure state during the experiment
Interior plus water, so can also be used to detect diffusance of the same soil sample in different moisture content by the device, so that the device
Applicable scope of experiment it is wider.
Wherein, hydraulic pressure sealing includes the water-separating film 31 above soil sample, and water seal layer, knot are equipped with above the water-separating film 31
Structure setting is convenient.Water-separating film 31 can prevent from seeping under water seal layer, by above water-separating film 31 plus water is pushed, prevent due to
Water inlet is located above soil sample, so that top pressure is less than lower section, water or solute overflow.
There is water spilling in water chamber 01 in order to prevent, so being equipped on the inside of venthole 12 for preventing water in water chamber 01 from overflowing
Waterproof ventilated membrane.
In order to be observed convenient when detecting diffusance of the same soil (same earth pillar) in different moisture content when, and
When moisturizing, feeder 21 is transparent material, and lateral wall is equipped with 211 He of upper mark line for marking liquid level in feeder 21
Lower mark line 212.
The above is only the preferred embodiments of the utility model, anyone content according to the present utility model is to the utility model
A little simple modification, deformation and the equivalent replacement made each falls within the protection scope of the utility model.
Claims (4)
1. soil One-dimensional Vertical Infiltration simple experimental device, including experiment earth pillar and water system, it is characterised in that:
Earth pillar is tested, in the transparent cavity body structure of the cylindricality being vertically arranged, lower end closed, upper end is open, in the experiment earth pillar
Chamber lower part is equipped with matched permeable partition (11), is furnished with multiple permeable holes on the permeable partition (11), it is described it is permeable every
There is the water chamber (01) formed by gravel, the side wall of the water chamber (01) offers venthole (12), institute below plate (11)
The native room (02) having above permeable partition (11) for filling soil sample is stated, is equipped with above the permeable partition (11) for obstructing
Soil sample enters the filter paper of water chamber (01), offers multiple sampling holes (13) along its axially spaced-apart on the side wall of the soil room (02),
The top of the soil room (02) is equipped with the hydraulic pressure sealing for promoting soil sample to seep water downwards；
Water system, water outlet and soil including the feeder (21) for supplying water or solute, below the feeder (21)
Water inlet above room (02) is connected by water supplying pipe (22), and the water supplying pipe (22) is equipped with control valve (23), the supply
The position height of device (21) bottom surface is higher than the top of native room (02).
2. soil One-dimensional Vertical Infiltration simple experimental device according to claim 1, it is characterised in that: the hydraulic pressure sealing
Including being located at the water-separating film (31) above soil sample, water seal layer is equipped with above the water-separating film (31).
3. soil One-dimensional Vertical Infiltration simple experimental device according to claim 1, it is characterised in that: the venthole
(12) inside is equipped with the waterproof ventilated membrane for preventing the interior water of water chamber (01) from overflowing.
4. soil One-dimensional Vertical Infiltration simple experimental device according to claim 1, it is characterised in that: the feeder
It (21) is transparent material, lateral wall is equipped with upper mark line (211) and lower label for marking feeder (21) interior liquid level
Line (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884384.1U CN208206746U (en) | 2018-06-07 | 2018-06-07 | Soil One-dimensional Vertical Infiltration simple experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884384.1U CN208206746U (en) | 2018-06-07 | 2018-06-07 | Soil One-dimensional Vertical Infiltration simple experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208206746U true CN208206746U (en) | 2018-12-07 |
Family
ID=64496660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820884384.1U Expired - Fee Related CN208206746U (en) | 2018-06-07 | 2018-06-07 | Soil One-dimensional Vertical Infiltration simple experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208206746U (en) |
-
2018
- 2018-06-07 CN CN201820884384.1U patent/CN208206746U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20190607 |
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| CF01 | Termination of patent right due to non-payment of annual fee |