CN207894927U - Simulate the experimental provision in the riverbed containing plant - Google Patents
Simulate the experimental provision in the riverbed containing plant Download PDFInfo
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- CN207894927U CN207894927U CN201820270125.XU CN201820270125U CN207894927U CN 207894927 U CN207894927 U CN 207894927U CN 201820270125 U CN201820270125 U CN 201820270125U CN 207894927 U CN207894927 U CN 207894927U
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- plant
- buried depth
- experimental provision
- riverbed
- circulating water
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Abstract
The utility model discloses a kind of experimental provisions in simulation riverbed containing plant, include the back purge system of circulating water chennel, the Experimental Water Tank being connected with circulating water chennel by shunt valve, the plant buried depth in circulating water chennel and control device and circulating water chennel bottom end.Compared with prior art, the utility model has the following advantages：(1) it is controlled by plant buried depth and Density Distribution, realizes the influence that riverbed containing plant converts contaminant transportation and simulate；(2) many kinds of parameters such as flow velocity, the depth of water, base slope, plant buried depth and plant density can be changed, experiment is simple and convenient to operate, is cheap, visual results.
Description
Technical field
The utility model is related to the analogue experiment installations in environmental hydraulics, more particularly to the experiment in simulation riverbed containing plant
Device.
Background technology
With deepening continuously in recent years about what river Ecology, environment silt were studied, attention is transferred to by people
Vegetated open channel and lake field, however river or lake aquatic plant influence also Transport And Transformation of the pollutant in phreatic zone
It is not yet clear there are many problem, it needs further to further investigate.Pollutant is with water body and underground water in river or water body in lake
It carries out undercurrent exchange and is retained and adsorbed by sand bed, to change the distribution of pollutant in river.And contain plant sand bed pollution
The retention of object will certainly be influenced with suction-operated by plant distributions.Therefore, there is an urgent need to exist to containing plant sand bed pollutant
Transport And Transformation in phreatic zone is studied, and lacks convert the experiment for influencing to study to contaminant transportation containing plant sand bed at present
Device.
Utility model content
Purpose of utility model：The purpose of this utility model is to provide a kind of experimental provision in simulation riverbed containing plant, with mould
In quasi- rivers and lakes under many kinds of parameters such as the different in flow rate, depth of water, base slope, plant buried depth and plant density pollutant in phreatic zone
Transport And Transformation.
Technical solution：The experimental provision in the riverbed containing plant is simulated, including：
Circulating water chennel, sink side are equipped with pore water thieff hatch and pressure sensor, and sink front end is equipped with Image Acquisition system
System, sink end are equipped with water-level regulator, gradient adjuster are equipped at the support of sink lower right；
Plant buried depth and control device, including plant lay trolley, positioned at the buried depth adjuster laid on trolley, Yi Jishe
Set the device for fixing plant in buried depth adjuster lower end；
Back purge system includes positioned at the shunt valve of circulating water chennel lower end, the sediment trapping bottom plate of circulating water chennel bottom end and sand bed
The porous water inlet pipe of bottom；
Experimental Water Tank is connected by shunt valve with circulating water chennel, includes the double-layer porous plate between import and outlet.
Buried depth adjuster includes that buried depth adjusts turntable, is connected positioned at the lifting bearing adjusted below turntable and with lifting bearing
Vegetal plate card slot.
Plant buried depth adjusts turntable and is equipped with lift in height scale and braking bolt.
Device for fixing plant includes the plant fixed plate combined and plant clamping plate.
Plant fixed plate is removably combined with vegetal plate card slot.
Plant fixed plate has multiple hole away from specification.
Plant lays trolley and is equipped with the damper brake being connected with wheel.
Advantageous effect：Compared with prior art, the utility model has the following advantages：(1) pass through plant buried depth and density
Distributed controll effectively realizes the influence that riverbed containing plant converts contaminant transportation and simulates；(2) stream can be changed
The many kinds of parameters such as speed, the depth of water, base slope, plant buried depth and plant density, experiment is simple and convenient to operate, is cheap, achievement is straight
It sees.
Description of the drawings
Fig. 1 is experimental provision structural schematic diagram；
Fig. 2 is plant buried depth and control device schematic diagram；
Fig. 3 is sediment trapping floor diagram；
Fig. 4 is porous water inlet pipe schematic diagram.
Specific implementation mode
As shown in Figure 1, experimental provision includes the circulating water chennel a with image capturing system, the plant in circulating water chennel a
Object buried depth and control device b, the sand bed pollutant back purge system c of sink bottom and the Experimental Water Tank d that is connected with sink.
The both sides circulating water chennel a are made of one-sided metallic and poly (methyl methacrylate) plate, and bottom plate is also metallic plate, wherein metal side plate
4 are equipped with two rows of pore water thieff hatch 16 and four pressure sensors 2；Image capturing system is set to the transparent panel of sink front end
Before, the camera in acquisition system is connected with computer.Sink front end is equipped with honeycomb screen 1, and sink end is equipped with water-level regulator 6, leads to
The lifting crossed positioned at the 5 adjusting water outlet mouth of water level regulation runner of 6 top of water-level regulator achievees the purpose that adjust water level；Gradient tune
Section device 8 is located at sink Right side support, can complete the lifting of sink unilateral side by the rotation turntable in it, and then complete gradient tune
Section；Water inlet pipe is equipped with water pump 9, flow control valve 10, electromagnetic flowmeter 11 successively, and the to be connected with the bottoms circulating water chennel a
One shunt valve 12 and the second shunt valve 13.
As shown in Fig. 2, plant buried depth and control device b include removable laying trolley 18 and cloth with damper brake 20
If the device for fixing plant below buried depth adjuster and buried depth adjuster that trolley 18 is vertically connected；Buried depth adjuster includes buried depth
It adjusts turntable 17, lifting bearing 21 and vegetal plate card slot, buried depth adjuster and moveable carriage 18 is fixed on by hinged bolt
On；Wherein buried depth adjusts turntable 17, water level regulation runner 5 and gradient adjuster 8 and is equipped with lift in height scale and braking bolt；
Device for fixing plant includes the aluminum pole 3 of the double-deck plant fixed plate 23, plant clamping plate 24 and simulating plant, wherein double-deck plant
24 groups of object fixed plate 23 and plant clamping plate are integral, can pole 3 be fixed on same depth by fishbolt 22, and realize
The fixation of plant with detach, ensure plant it is vertical, reduce mutually disturbance；The double-deck plant fixed plate 23 can be free with vegetal plate card slot
Dismountable.The double-deck plant fixed plate 23 has multiple hole away from selection, can either realize the laying of different densities simulating plant,
Big spacing simulating plant can be laid by way of being arranged every hole.Aluminum pole 3 has sizes specification, and bottom end is all made of cone
Shape tip.
Sand bed pollutant back purge system c includes the first shunt valve 12 for being located at sink bottom plate, the sediment trapping bottom of sand bed bottom
Plate 14 and porous water inlet pipe 15.As shown in figure 3, wherein sediment trapping bottom plate 14 is the sediment trapping nylon wire with inlet opening 141, to ensure
Silt will not leak.As shown in figure 4,15 side of porous water inlet pipe offers multiple inlet openings, when backwash, flow passes through first
Shunt valve 12 directly enters from sediment trapping bottom plate 14 from porous water inlet pipe 15, reaches the mesh that back flush is carried out to sand bed pollutant
, it avoids and sand-like is taken out into the trouble recharged after the test.
Experimental solutions water tank d is connect by the second shunt valve 13 with circulating water chennel a, import and the outlet of Experimental Water Tank d
Between be equipped with double-layer porous plate 7, to prevent aerated flow from entering water pump 9, water level volume scale is equipped in water tank.
Claims (7)
1. a kind of experimental provision in simulation riverbed containing plant, it is characterised in that：Including：
Circulating water chennel (a), the sink side is equipped with pore water thieff hatch (16) and pressure sensor (2), sink front end are equipped with
Image capturing system, sink end are equipped with water-level regulator (6), gradient adjuster (8) are equipped at the support of sink lower right；
Plant buried depth and control device (b), including plant lay trolley (18), lay the buried depth tune on trolley (18) positioned at plant
Device is saved, and the device for fixing plant in buried depth adjuster lower end is set；
Back purge system (c), including be located at the shunt valve of circulating water chennel (a) lower end, circulating water chennel bottom end sediment trapping bottom plate (14)
And the porous water inlet pipe (15) of sand bed bottom；
Experimental Water Tank (d) is connected by shunt valve with circulating water chennel, includes the double-layer porous plate between import and outlet
(7)。
2. the experimental provision in simulation riverbed containing plant according to claim 1, it is characterised in that：The buried depth adjuster packet
It includes buried depth and adjusts turntable (17), positioned at the lifting bearing (21) adjusted below turntable and the vegetal plate being connected with lifting bearing (21)
Card slot.
3. the experimental provision in simulation riverbed containing plant according to claim 2, it is characterised in that：The plant buried depth is adjusted
Turntable (17) is equipped with lift in height scale and braking bolt.
4. the experimental provision in simulation riverbed containing plant according to claim 1, it is characterised in that：The device for fixing plant
Including the plant fixed plate (23) combined and plant clamping plate (24).
5. the experimental provision in simulation riverbed containing plant according to claim 4, it is characterised in that：The plant fixed plate
(23) it is removably combined with vegetal plate card slot.
6. the experimental provision in simulation riverbed containing plant according to claim 4, it is characterised in that：The plant fixed plate
(23) have multiple hole away from specification.
7. the experimental provision in simulation riverbed containing plant according to claim 1, it is characterised in that：The plant lays trolley
(18) it is equipped with the damper brake (20) being connected with wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270125.XU CN207894927U (en) | 2018-02-26 | 2018-02-26 | Simulate the experimental provision in the riverbed containing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270125.XU CN207894927U (en) | 2018-02-26 | 2018-02-26 | Simulate the experimental provision in the riverbed containing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207894927U true CN207894927U (en) | 2018-09-21 |
Family
ID=63541259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820270125.XU Active CN207894927U (en) | 2018-02-26 | 2018-02-26 | Simulate the experimental provision in the riverbed containing plant |
Country Status (1)
| Country | Link |
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| CN (1) | CN207894927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884280A (en) * | 2019-04-08 | 2019-06-14 | 吉林大学 | Plant the quantitative response experimental system of silicon body microscopic geometry and soil phreatic surface |
| CN110907619A (en) * | 2019-11-06 | 2020-03-24 | 生态环境部华南环境科学研究所 | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism |
-
2018
- 2018-02-26 CN CN201820270125.XU patent/CN207894927U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884280A (en) * | 2019-04-08 | 2019-06-14 | 吉林大学 | Plant the quantitative response experimental system of silicon body microscopic geometry and soil phreatic surface |
| CN110907619A (en) * | 2019-11-06 | 2020-03-24 | 生态环境部华南环境科学研究所 | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism |
| CN110907619B (en) * | 2019-11-06 | 2022-03-18 | 生态环境部华南环境科学研究所 | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism |
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