CN208459219U - The experimental rig of islands and reefs fresh groundwater boundary variation when a kind of research rainfall - Google Patents
The experimental rig of islands and reefs fresh groundwater boundary variation when a kind of research rainfall Download PDFInfo
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- CN208459219U CN208459219U CN201821285508.0U CN201821285508U CN208459219U CN 208459219 U CN208459219 U CN 208459219U CN 201821285508 U CN201821285508 U CN 201821285508U CN 208459219 U CN208459219 U CN 208459219U
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Abstract
The utility model discloses a kind of experimental rig of islands and reefs fresh groundwater boundary variation when research rainfall, the rainfall infiltration and fresh water lens technology being related in rock soil medium field.The present apparatus includes research object --- calcium soil (00)；It is provided with water supplying unit (10) and analogue unit (20)；Water supplying unit (10) is made of fresh-water cask (11), peristaltic pump (12), salt water bucket (13) and water pump (14)；Analogue unit (20) is made of soil box (21) and rainfall spray head (22).The utility model can simulate islands and reefs fresh groundwater boundary situation of change indoors, repeat test, the Variable Conditions such as settable soil class matches, native density, soil layer quantity, bed boundary type, rainfall and raininess；It is easy to operate, do not need too many tedious steps；Manufacturing cost is low, can carry out multiple groups test simultaneously, high-efficient.
Description
Technical field
The utility model relates in rock soil medium field rainfall infiltration and fresh water lens technology more particularly to one kind grind
The experimental rig that islands and reefs fresh groundwater boundary changes when studying carefully rainfall.
Background technique
After islands and reefs hydraulic reclamation, the variation of body of groundwater directly influences the survival state of islands and reefs vegetation, if can be formed stablize it is light
Water body then plays an important role to islands and reefs operation, and wherein rainfall and formation condition have a major impact the limnal form of formation,
And fresh water body border motif determines fresh water reserves.As the bulk media on hydraulic reclamation island, calcium soil is a kind of different from Lu Yuan
The special dependent territory of soil, calcium soil are also referred to as carbonate soil, typically refer to include marine organisms (coral, seaweed and shell etc.)
Special Rock medium rich in calcium carbonate or other carbonate substances.Calcium soil is for a long time in carbonate solution, through physics, life
Object chemical action, including organic clast and the broken and bonding process of landwaste, by certain pressure, temperature and dissolution
Change procedure, and a kind of carbonate sediment formed.Since hydraulic reclamation islands and reefs field test condition is limited, it is impossible to be advised greatly
Mould boring test, therefore the device for designing a kind of indoor simulation fresh groundwater border motif variation has great significance.
Utility model content
The purpose of this utility model, which is that, to be overcome the problems, such as of the existing technology, provides island under a kind of research condition of raining
The experimental rig of reef fresh groundwater boundary variation, to understand fully the influence factor and its weight of islands and reefs fresh groundwater body border motif.
One, the experimental rig (abbreviation device) of islands and reefs fresh groundwater boundary variation when studying rainfall:
The present apparatus includes research object --- calcium soil；
It is provided with water supplying unit and analogue unit；
Water supplying unit is made of fresh-water cask, peristaltic pump, salt water bucket and water pump；
Analogue unit is by soil box and rainfall sprinkler composition；
Its position and connection relationship are:
Fresh-water cask, salt water bucket and soil box are placed on level ground；
Rainfall spray head is placed on certain altitude right above soil box；
Calcium soil is loaded in the bracket groove of soil box；
The peristaltic pump water inlet of peristaltic pump is connect with fresh-water cask by emulsion tube, and peristaltic pump water outlet is logical with rainfall spray head
Water pipe connection；
The pump intake of water pump is connect with salt water bucket by emulsion tube, the water inlet pipe connection of pump outlet and soil box.
Two, the test method (abbreviation method) of islands and reefs fresh groundwater boundary variation when studying rainfall
This method includes the following steps:
1. fresh-water cask 11, salt water bucket 13 and soil box 21 are placed on level ground, rainfall spray head 22 is placed on soil box
21 surface certain altitudes；
2. fresh-water cask 11 is connect with peristaltic pump water inlet 121, peristaltic pump water outlet 122 and rainfall spray head 22
Water service pipe 221 connect；
3. salt water bucket 13 is connect with pump intake 141, two water inlet pipes of pump outlet 142 and 21 two sides of soil box connect
It connects；
4. it is each one concordant by outlet pipe to be used or so to retain soil box 21, other outlet pipes are closed；
5. loading 5cm calcium soil 00 into soil box bracket groove；
6. opening the top surface that water pump 14 is slowly filled to the just concordant calcium soil 00 of the water surface into 21 side channel of soil box；
7. being saturated to calcium soil 00, continue to load 5cm soil sample, and repeat step and 6. operate, until dress sample finishes；
8. opening peristaltic pump 12, rainfall spray head 22 is made to start rainfall, experiment starts, and infiltrates feelings after persistently observing rainfall
Condition, with the positive image of camera timed shooting soil box 21；
9. changing the condition of soil sample gradation, density, the number of plies and bottom boundaries condition and rainfall and raininess respectively and repeating to walk
Suddenly 1.~8.；
10. analysis data are drawn a conclusion.
The utility model has the advantages that following and good effect:
1. the test of simulation islands and reefs fresh groundwater border motif variation can be completed indoors, test is repeated, it is settable
The conditions such as soil sample gradation, density, the number of plies, bottom boundaries condition, rainfall and raininess；
2. it is easy to operate, do not need too many tedious steps；
3. manufacturing cost is low, multiple groups test can be carried out simultaneously, it is high-efficient.
Detailed description of the invention
Fig. 1 is the structural block diagram of the present apparatus；
Fig. 2 is the structural schematic diagram of the present apparatus；
Fig. 3 is the structural schematic diagram of water supplying unit 10；
Fig. 4 is the structural schematic diagram for simulating throwaway member 20.
In figure:
00-calcium soil；
10-water supplying units；
11-fresh-water casks；
12-peristaltic pumps,
121-peristaltic pump water inlets, 122-peristaltic pump water outlets；
13-salt water buckets；
14-water pumps,
141-pump intakes, 142-pump outlets；
20-analogue units
21-soil boxs,
211-bracket grooves, 212-side channels, 213-permeable barriers, 214-soil box outlet pipes,
215-soil box water inlets, 216-scales；
22-rainfall spray heads,
221-water service pipes, 222-go out water needle head.
Specific embodiment
It is described in detail with reference to the accompanying drawings and examples:
One, device
1, overall
Such as Fig. 1,2, the present apparatus includes research object --- calcium soil 00；
It is provided with water supplying unit 10 and analogue unit 20；
Water supplying unit 10 is made of fresh-water cask 11, peristaltic pump 12, salt water bucket 13 and water pump 14；
Analogue unit 20 is made of soil box 21 and rainfall spray head 22；
Its position and connection relationship are:
Fresh-water cask 11, salt water bucket 13 and soil box 21 are placed on level ground；
Rainfall spray head 22 is placed on certain altitude right above soil box；
Calcium soil 00 is loaded in the bracket groove 211 of soil box 21；
The peristaltic pump water inlet 121 of peristaltic pump 12 is connect with fresh-water cask 11 by emulsion tube, peristaltic pump water outlet 122 and drop
The water service pipe 221 of rain spray head 22 connects；
The pump intake 141 of water pump 14 is connect with salt water bucket 13 by emulsion tube, pump outlet 142 and soil box 21
Water inlet pipe 215 connects.
Working mechanism: since fresh water infiltrates salt water density variation and in the dielectrically impeded dissipation of fresh water of calcium soil, makes
It obtains in salty water saturated calcium soil after rainfall, the thin fresh water body in a thick middle both sides, fresh water body can be formed at the top of salt water
Shape depend on soil sample gradation, density, the number of plies and bottom boundaries condition and the conditions such as rainfall and raininess, the present apparatus and pass through research
Calcareous soil sample under two dimensional cross-section state, to study fresh water body border motif variation in the saturation calcium soil of the salt water under condition of raining
Rule.
2, functional unit
1) water supplying unit
Such as Fig. 3, water supplying unit 10 is made of fresh-water cask 11, peristaltic pump 12, salt water bucket 13 and water pump 14；
Its position and connection relationship are:
It is provided with test fresh water (inside be added red pigments tracer) in fresh-water cask 11, by peristaltic pump 12 to rainfall
Spray head 22 provides fresh water, and salt water bucket 13 is provided with test salt water, by water pump 14 to the side channel 212 on 21 both sides of soil box for salty
Water.
(1) fresh-water cask 11
Such as Fig. 3, fresh-water cask 11 is the cylindric bucket of top opening；
Its function is: providing water source of fresh water for rainfall spray head 22.
(2) peristaltic pump 12
Such as Fig. 3,12 water inlet 121 of peristaltic pump connects fresh-water cask 11, and water outlet 122 connects rainfall spray head 22
Water service pipe 221；
Its function is: the water flow of output flow rate adjustable and flow velocity.
(3) salt water bucket 13
Such as Fig. 3, salt water bucket 13 is the cylindric bucket of top opening；
Its function is: providing salt water water source for the side channel 212 of soil box 21.
(4) water pump 14
Such as Fig. 3, the water inlet 141 of water pump 14 connects salt water bucket 13, and water outlet 142 connects 21 side channel 212 of soil box；
Its function is: exporting the water flow of adjustable flow velocity.
2) analogue unit 20
Such as Fig. 4, analogue unit 20 is made of soil box 21 and rainfall spray head 22.
(1) soil box 21
Such as Fig. 4, soil box 21 includes bracket groove 211, side channel 212, permeable barrier 213, soil box outlet pipe 214, soil box water inlet
215 and scale 216；
21 main body of soil box is open-topped cuboid container, and two sides are respectively provided with 6 soil box outlet pipes 214 and are located at left and right sides
Wall top half and a soil box water inlet 215 are located at the bottom of left and right sidewall, and scale 216, soil box 21 are carved in 21 front of soil box
Inside is divided into three slots, and two side channels 212 in left and right, centre is bracket groove 211, has between two side channels 212 and bracket groove 211 of two sides
The permeable barrier 213 of aperture separates, and calcium soil 00 is filled in bracket groove 211.
Its function is: simulated formation tests the main body of progress.
(2) rainfall spray head 22
Such as Fig. 4, water needle head 222 including water service pipe 221 and out of rainfall spray head 22；
The bottom of water service pipe 221 is provided with a discharge water needle head 222；
Rainfall spray head 22 is located at 21 surface certain altitude of soil box, and 221 right side of water service pipe is connect with peristaltic pump 12.
Its function is: simulated rainfall.
Claims (3)
1. the experimental rig of islands and reefs fresh groundwater boundary variation when a kind of research rainfall, including research object --- calcium soil
(00)；
It is characterized by:
It is provided with water supplying unit (10) and analogue unit (20)；
Water supplying unit (10) is made of fresh-water cask (11), peristaltic pump (12), salt water bucket (13) and water pump (14)；
Analogue unit (20) is made of soil box (21) and rainfall spray head (22)；
Its position and connection relationship are:
Fresh-water cask (11), salt water bucket (13) and soil box (21) are placed on level ground；
Rainfall spray head (22) is placed on certain altitude right above soil box；
Calcium soil (00) is loaded in the bracket groove (211) of soil box (21)；
The peristaltic pump water inlet (121) of peristaltic pump (12) is connect with fresh-water cask (11) by emulsion tube, peristaltic pump water outlet (122)
It is connect with the water service pipe (221) of rainfall spray head (22)；
The pump intake (141) of water pump (14) is connect with salt water bucket (13) by emulsion tube, pump outlet (142) and soil box
(21) water inlet pipe (215) connection.
2. experimental rig according to claim 1, it is characterised in that:
The structure of the water supplying unit (10) is:
Water supplying unit (10) is made of fresh-water cask (11), peristaltic pump (12), salt water bucket (13) and water pump (14)；In fresh-water cask (11)
It is provided with test fresh water (red pigments tracer is added in inside), it is light to rainfall spray head (22) offer by peristaltic pump (12)
Water, salt water bucket (13) are provided with test salt water, by side channel (212) from water pump (14) to soil box (21) both sides for salt water；
Fresh-water cask (11) is the cylindric bucket of top opening；
Peristaltic pump water inlet (121) connects water source, and peristaltic pump water outlet (122) exports the water flow of flow rate adjustable and flow velocity；
Salt water bucket (13) is the cylindric bucket of top opening；
Pump intake (141) connects water source, and pump outlet (142) exports the water flow of adjustable flow velocity.
3. experimental rig according to claim 1, it is characterised in that:
The structure of the analogue unit (20) is:
Analogue unit is made of soil box (21) and rainfall spray head (22)；
Soil box (21) main body is open-topped cuboid container, and two sides are respectively provided with 6 outlet pipes (214) and are located in left and right sidewall
Half part and a water inlet pipe (215) are located at the bottom of left and right sidewall, and soil box (21) front is carved with scale (216), soil box (21)
Inside is divided into three slots, two side channels (212) in left and right, and centre is bracket groove (211), two side channels (212) of two sides and bracket groove
(211) there is the permeable barrier (213) of aperture to separate between, be filled with calcium soil (00) in bracket groove (211)；
Rainfall spray head (22) is located at certain altitude right above soil box, connect on the right side of soil box water service pipe (221) with peristaltic pump (12), leads to
Water pipe (221) bottom is discharge water needle head (222).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821285508.0U CN208459219U (en) | 2018-08-10 | 2018-08-10 | The experimental rig of islands and reefs fresh groundwater boundary variation when a kind of research rainfall |
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| CN201821285508.0U CN208459219U (en) | 2018-08-10 | 2018-08-10 | The experimental rig of islands and reefs fresh groundwater boundary variation when a kind of research rainfall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060602A (en) * | 2018-08-10 | 2018-12-21 | 中国科学院武汉岩土力学研究所 | The experimental rig and its method of islands and reefs fresh groundwater boundary variation when studying rainfall |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060602A (en) * | 2018-08-10 | 2018-12-21 | 中国科学院武汉岩土力学研究所 | The experimental rig and its method of islands and reefs fresh groundwater boundary variation when studying rainfall |
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