CN207798793U - A kind of experimental rig of simulation water body sediment contamination release - Google Patents
A kind of experimental rig of simulation water body sediment contamination release Download PDFInfo
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- CN207798793U CN207798793U CN201820127264.7U CN201820127264U CN207798793U CN 207798793 U CN207798793 U CN 207798793U CN 201820127264 U CN201820127264 U CN 201820127264U CN 207798793 U CN207798793 U CN 207798793U
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Abstract
The utility model discloses a kind of experimental rigs of simulation water body sediment contamination release, including water quality monitor, interior sink and external flume set on interior sink periphery, cyclic water channel is formed between the interior sink and the external flume, the interior sink is configured with configured with the blender for simulating water disturbance, the cyclic water channel for driving water circulation flowing water stream generating assembly.The utility model has many advantages, such as simple in structure, can be used under simulating natural condition disturb smaller lake and the fast river water body sediment contamination release of flow velocity simultaneously.
Description
Technical field
The utility model is related to simulated test facility more particularly to a kind of experiment dresses of simulation water body sediment contamination release
It sets.
Background technology
In recent years, with economic continuous development, China's water pollution situation is also increasingly severe, and especially those are located at
The life of the largely industrial wastewater containing heavy metal and rich Nitrogen-and Phosphorus-containing has been received in the river and lake of industrial area and downtown area
Sewage after pollutant enters water body, is gradually deposited in bed mud through the effects that absorption, absorption, precipitation, due to constantly accumulating,
The concentration of pollutant keeps bed mud heavily contaminated usually than being higher by several times in overlying water in bed mud.Therefore, pollutant is studied
Absorption in bed mud and release rule, understand fully whether bed mud becomes " remittance " in " source " and accumulation of pollutant release, are to administer
The key of riverbed sludge pollution problem can provide scientific basis for river from now on, lake pollution control and improvement.
Currently, the experimental rig of research Sediments pollutant release is few, patent document CN 102092908B are disclosed
A kind of simulator of sediment contamination release is mainly made of storagetank, dashpot and pollutant release groove, can be used for grinding
Study carefully influence of the outside environmental elements such as pH value, temperature, dissolved oxygen to sediment contamination release.The apparatus structure component of this type
Too much, control is complicated, and can not the smaller lake of simulated disturbance and the fast river water body sediment contamination release mistake of flow velocity simultaneously
Journey.Therefore, develop it is a kind of and meanwhile for disturb under simulating natural condition smaller lake and flow velocity it is fast river water body bed mud it is dirty
Contaminate the experimental rig of object release, it appears particularly necessary.
Utility model content
The technical problems to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of simple in structure, can be same
When experimental rig for disturbing smaller lake and the fast river water body sediment contamination release of flow velocity under simulating natural condition.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of experimental rig of simulation water body sediment contamination release, including water quality monitor, interior sink and set on interior
The external flume of sink periphery, forms cyclic water channel between the interior sink and the external flume, the interior sink is configured with and is used for
The blender of water disturbance is simulated, the cyclic water channel is configured with for driving water circulation flowing water stream generating assembly.
As a further improvement of the above technical scheme：The current generating assembly includes peristaltic pump, inlet valve, water inlet
Pipe, honeycomb screen, cyclic water channel outlet valve and outlet pipe, described outlet pipe one end are followed by the cyclic water channel outlet valve with described
Ring water channel is connected to, and the outlet pipe other end is connected to the water inlet end of the peristaltic pump, described water inlet pipe one end and the peristaltic pump
Water outlet is connected to, and the water inlet pipe other end is connected to the cyclic water channel, and the inlet valve is set on the water inlet pipe, the rectification
Grid are located in the cyclic water channel, the connectivity part of outlet pipe and cyclic water channel, the connectivity part difference position of water inlet pipe and cyclic water channel
In honeycomb screen both sides.
The current generating assembly further includes interior sink outlet valve, and the interior sink passes through the interior sink outlet valve and institute
State outlet pipe connection.
As a further improvement of the above technical scheme：The external flume is equipped with the different sample tap of multiple height.
As a further improvement of the above technical scheme：The blender is removably installed on the external flume.
As a further improvement of the above technical scheme：The interior sink and the external flume are circular trough.
Compared with prior art, the utility model has the advantage of：Simulation water body sediment pollution disclosed by the utility model
The experimental rig of object release, including interior sink, interior sink are configured with blender, and the level of disruption of water body is controlled by blender,
It can be used for simulating the slow bottom mud in lake static release experiment of flow velocity；Interior sink periphery is equipped with external flume, interior sink and external flume
Between form cyclic water channel, cyclic water channel is configured with current generating assembly, drives water body in recirculated water by current generating assembly
Road internal circulation flow can be used for simulating the fast river bottom mud release experiment of flow velocity；Cyclic water channel had both realized following for flow simultaneously
Ring utilizes, and reduces water consumption, and can timely observation experiment situation.
Further, inside groove can be not only used for the static release of simulation bottom mud in lake pollutant, in simulating riverway sediment pollution
When object dynamic release, but also as dashpot, the indexs such as pH, temperature, the dissolved oxygen of water sample are adjusted to appropraite condition, then pass through water
Stream generating assembly is pumped into cyclic water channel.At this point, sink outlet valve in closing, opens cyclic water channel outlet valve, passes through adjusting
The rotating speed of peristaltic pump and frequency adjust water volume flow rate in cyclic water channel, wherein water volume flow rate ranging from 0-200cm/s.
Further, the thief hole of multiple and different height is provided on external flume, in simulating riverway pollutants in sediments dynamic
When release test, undisturbed Stratified Sampling may be implemented, advantageously ensure that the accuracy of experimental result.
Description of the drawings
Fig. 1 is the structural schematic diagram of the experimental rig of the utility model simulation water body sediment contamination release.
Each label indicates in figure：1, water quality monitor；2, interior sink；3, external flume；31, sample tap；4, cyclic water channel；5、
Blender；6, current generating assembly；61, peristaltic pump；62, inlet valve；63, water inlet pipe；64, honeycomb screen；65, cyclic water channel is discharged
Valve；66, interior sink outlet valve；67, outlet pipe.
Specific implementation mode
The utility model is described in further detail below in conjunction with Figure of description and specific embodiment.
Fig. 1 shows a kind of embodiment of the utility model, the examination of the simulation water body sediment contamination release of the present embodiment
Experiment device, including water quality monitor 1, interior sink 2, the external flume 3 set on 2 periphery of interior sink, between interior sink 2 and external flume 3
Cyclic water channel 4 is formed, interior sink 2 is configured with configured with the blender 5 for simulating water disturbance, cyclic water channel 4 for driving
Water circulation flowing water stream generating assembly 6.
Further, current generating assembly 6 includes peristaltic pump 61, inlet valve 62, water inlet pipe 63, honeycomb screen 64, recirculated water
Road outlet valve 65 and outlet pipe 67,67 one end of outlet pipe are connected to by cyclic water channel outlet valve 65 with cyclic water channel 4, outlet pipe 67
The other end is connected to the water inlet end of peristaltic pump 61, and 63 one end of water inlet pipe is connected to the water outlet of peristaltic pump 61, and water inlet pipe 63 is another
End is connected to cyclic water channel 4, and on the water inlet pipe 63, honeycomb screen 64 is located in cyclic water channel 4 inlet valve 62, outlet pipe 67 with follow
Connectivity part, water inlet pipe 63 and the connectivity part of cyclic water channel 4 of ring water channel 4 are located at 64 both sides of honeycomb screen.
In the present embodiment, current generating assembly 6 further includes interior sink outlet valve 66, and interior sink 2 passes through interior sink outlet valve
66 are connected to outlet pipe 67 so that interior sink 2 can be not only used for the static release of simulation bottom mud in lake pollutant, at simulating riverway bottom
When sludge-polluted object dynamic release, but also as dashpot, the indexs such as pH, temperature, the dissolved oxygen of water sample are adjusted to appropraite condition, then
It is pumped into cyclic water channel 4 by current generating assembly 6.At this point, sink outlet valve 66 in closing, opens cyclic water channel outlet valve
65, adjust water volume flow rate in cyclic water channel 4, wherein water volume flow rate ranging from 0- by adjusting rotating speed and the frequency of peristaltic pump 61
200cm/s。
Further, external flume 3 is equipped with the different sample tap 31 of multiple height, dynamic in simulating riverway pollutants in sediments
When state release test, undisturbed Stratified Sampling may be implemented, advantageously ensure that the accuracy of experimental result.
In the present embodiment, blender 5 is removably installed on external flume 3, is conducive to the quick assembling of experimental rig.
Further, in the present embodiment, interior sink 2 and external flume 3 are circular trough, and each circular sink is conducive to water
Body circulates, and reduces the volume of experimental rig.Rectangular, rectangle, ellipse can also be used in certain sink each in other embodiments
Circle etc..
Simulate the experimental rig Application Example one of water body sediment contamination release：
When the slow bottom mud in lake static release of simulation flow velocity is tested, the bed mud for being derived from certain lake is put into interior sink 2,
And pave, addition reaches the 1/5 of 2 effective height of interior sink.The lake water sample fetched or configuration water sample are added to interior water
In slot 2, until the effective height of setting, interior sink outlet valve 66 is closed, the disturbance that blender 5 simulates water body is passed through；Every 1 day
Water sample and mud sample are acquired, chemical analysis is carried out, obtains the concentration of various pollutants in these samples (heavy metal, nitrogen phosphorus etc.), even
Continuous experiment three months, obtains static release process of the pollutant in bed mud in this water body.
Simulate the experimental rig Application Example two of water body sediment contamination release：
When the dynamic release experiment of simulating riverway bed mud, the bed mud for being derived from certain river is put into cyclic water channel, and is paved,
Addition reaches the 1/5 of 4 effective height of cyclic water channel.Water sample has been configured in interior sink 2, is opened interior sink outlet valve 66, is closed
Water sample is pumped into cyclic water channel 4, until the effective height of setting by closed loop water channel outlet valve 65 by peristaltic pump 61.This
When, interior sink outlet valve 66 is closed, cyclic water channel outlet valve 65 is opened, water inlet flow is reduced by honeycomb screen 64 to recirculated water
The percussion of road bed mud, and by peristaltic pump 61 control water annulus in water volume flow rate be 1cm/s, 10cm/s, 50cm/s,
100cm/s and 200cm/s；Water sample and mud sample are acquired at a fixed time by the sample tap 31 of different depth, carry out chemistry point
Analysis, obtains the concentration of various pollutants in these samples (heavy metal, nitrogen phosphorus etc.), long run test one month obtains in bed mud
Dynamic release process of the pollutant in this water body.
Content described in this specification embodiment is only enumerating for the way of realization conceived to utility model, every not take off
Content from technical solutions of the utility model any is simply repaiied according to the utility model technical spirit is made to the above embodiment
Change, equivalent variations and modification, should all fall in the range of technical solutions of the utility model are protected.
Claims (6)
1. a kind of experimental rig of simulation water body sediment contamination release, it is characterised in that：Including water quality monitor (1), interior water
Slot (2) and the external flume (3) for being set to interior sink (2) periphery, form between the interior sink (2) and the external flume (3) and follow
Ring water channel (4), the interior sink (2) is configured with the blender (5) for simulating water disturbance, cyclic water channel (4) configuration
It is useful for driving water circulation flowing water stream generating assembly (6).
2. the experimental rig of simulation water body sediment contamination release according to claim 1, it is characterised in that：The flow
Generating assembly (6) includes peristaltic pump (61), inlet valve (62), water inlet pipe (63), honeycomb screen (64), cyclic water channel outlet valve (65)
With outlet pipe (67), described outlet pipe (67) one end is connected by the cyclic water channel outlet valve (65) and the cyclic water channel (4)
Logical, outlet pipe (67) other end is connected to the water inlet end of the peristaltic pump (61), described water inlet pipe (63) one end and the wriggling
The water outlet connection of (61) is pumped, water inlet pipe (63) other end is connected to the cyclic water channel (4), and the inlet valve (62) is set to institute
It states on water inlet pipe (63), the honeycomb screen (64) is located in the cyclic water channel (4), outlet pipe (67) and cyclic water channel (4)
Connectivity part, water inlet pipe (63) and the connectivity part of cyclic water channel (4) are located at honeycomb screen (64) both sides.
3. the experimental rig of simulation water body sediment contamination release according to claim 2, it is characterised in that：The flow
Generating assembly (6) further includes interior sink outlet valve (66), the interior sink (2) by the interior sink outlet valve (66) with it is described
Outlet pipe (67) is connected to.
4. the experimental rig of simulation water body sediment contamination release according to claim 1, it is characterised in that：The outer water
Slot (3) is equipped with the different sample tap (31) of multiple height.
5. the experimental rig of simulation water body sediment contamination release according to claim 1, it is characterised in that：The stirring
Device (5) is removably installed on the external flume (3).
6. the experimental rig of simulation water body sediment contamination release according to any one of claim 1 to 5, feature exist
In：The interior sink (2) and the external flume (3) are circular trough.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820127264.7U CN207798793U (en) | 2018-01-25 | 2018-01-25 | A kind of experimental rig of simulation water body sediment contamination release |
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| CN201820127264.7U CN207798793U (en) | 2018-01-25 | 2018-01-25 | A kind of experimental rig of simulation water body sediment contamination release |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163880A (en) * | 2018-09-18 | 2019-01-08 | 天津大学 | A method of simulation carbon dioxide saturated solution is formed and bleeding process |
| CN109323844A (en) * | 2018-09-30 | 2019-02-12 | 河海大学 | The annular water tank device of density stratification water body in a kind of simulation shear flow |
| CN109541160A (en) * | 2018-11-20 | 2019-03-29 | 常州市卫生监督所 | A kind of experimental provision of connection on-line monitoring equipment Simulative tap water pipe network pollution |
| CN112098633A (en) * | 2020-09-28 | 2020-12-18 | 上海勘测设计研究院有限公司 | Sediment pollutant release rate survey device |
| CN114624416A (en) * | 2022-02-23 | 2022-06-14 | 成都市环境保护科学研究院(成都市固体废物管理技术中心) | Device, system and method for simulating release of river sediment pollutants |
| CN115597828A (en) * | 2022-11-29 | 2023-01-13 | 水利部交通运输部国家能源局南京水利科学研究院（Cn） | Annular water tank test device and method for simulating pollutant release under ship traveling wave action |
| CN116679021A (en) * | 2023-06-06 | 2023-09-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for filling soluble marker in pollutant diffusion model |
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2018
- 2018-01-25 CN CN201820127264.7U patent/CN207798793U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163880A (en) * | 2018-09-18 | 2019-01-08 | 天津大学 | A method of simulation carbon dioxide saturated solution is formed and bleeding process |
| CN109323844A (en) * | 2018-09-30 | 2019-02-12 | 河海大学 | The annular water tank device of density stratification water body in a kind of simulation shear flow |
| CN109323844B (en) * | 2018-09-30 | 2019-12-31 | 河海大学 | Annular water tank device for simulating shear flow medium-density layered water body |
| CN109541160A (en) * | 2018-11-20 | 2019-03-29 | 常州市卫生监督所 | A kind of experimental provision of connection on-line monitoring equipment Simulative tap water pipe network pollution |
| CN112098633A (en) * | 2020-09-28 | 2020-12-18 | 上海勘测设计研究院有限公司 | Sediment pollutant release rate survey device |
| CN112098633B (en) * | 2020-09-28 | 2022-09-30 | 上海勘测设计研究院有限公司 | Sediment pollutant release rate survey device |
| CN114624416A (en) * | 2022-02-23 | 2022-06-14 | 成都市环境保护科学研究院(成都市固体废物管理技术中心) | Device, system and method for simulating release of river sediment pollutants |
| CN115597828A (en) * | 2022-11-29 | 2023-01-13 | 水利部交通运输部国家能源局南京水利科学研究院（Cn） | Annular water tank test device and method for simulating pollutant release under ship traveling wave action |
| CN115597828B (en) * | 2022-11-29 | 2023-03-14 | 水利部交通运输部国家能源局南京水利科学研究院 | Annular water tank test device and method for simulating pollutant release under ship traveling wave action |
| CN116679021A (en) * | 2023-06-06 | 2023-09-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for filling soluble marker in pollutant diffusion model |
| CN116679021B (en) * | 2023-06-06 | 2024-04-19 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for filling soluble marker in pollutant diffusion model |
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