CN203855930U - Simulation system of riverway containing floating plants - Google Patents
Simulation system of riverway containing floating plants Download PDFInfo
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- CN203855930U CN203855930U CN201420235800.7U CN201420235800U CN203855930U CN 203855930 U CN203855930 U CN 203855930U CN 201420235800 U CN201420235800 U CN 201420235800U CN 203855930 U CN203855930 U CN 203855930U
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- fluitante
- simulation
- tank
- river course
- plastic plate
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Abstract
The utility model discloses a simulation system of a riverway containing floating plants. The simulation system comprises a cyclic variable-slope flume system used for simulating the riverway and a floating plant fixing system used for simulating the floating plants. The cyclic variable-slope flume system comprises a reservoir, a water pumping pipeline, a water flow meter, a variable-frequency pump, a tail gate, a backwater channel and a flume; the floating plant fixing system used for simulating the floating plants comprises the floating plants, rivets, a threaded connecting piece, a plastic plate and a first fixing support. The simulation system is capable of simulating the riverway containing the floating plants and providing technical support for planning and design of the riverway containing the floating plants.
Description
Technical field
The utility model relates to Environmental Water dynamics technology field, is specifically related to a kind of simulation system containing fluitante river course.
Background technology
Plant is common in natural river course, lake overbank and manmade landscape, artificial landscape's channel.Plant provides home for aquatile, has also increased flood passage resistance simultaneously, has changed the rule of turbulent fluctuation structure and sediment movement, affects that Pollutants Diffusion is defeated moves, and is the vital factor of influence of river hydrodynamic system.Modern river management is more and more paid attention to the Ecology pattern of " water security, water environment, water landscape, aqueous culture, water economy " five in one, therefore the effect of water plant is more and more paid attention in the planning and designing in river course, and various plants are planted in the major trough in the river course of being everlasting or overbank.
To the planning and designing in river course, be mainly to determine river cross-section size and base slope according to the flood passage amount in river course at present, and when considering flood passage resistance and landscape effect, there is no the special design manual for containing plant river course, general dependence carried out the correction of roughness to the qualitative judgement of plant density degree.This is mainly because natural plants is of a great variety, different, and the streamflow resistance that contains plant is difficult to determine.By the relative position relation of plant and river water level, plant can be divided into non-submersion plant, submerged plant and fluitante, if Fig. 1-1 is to as shown in Fig. 1-3.
At present, for the research containing plant river course, mainly stress in submerged plant and non-submersion plant operating mode, also rare to the river course research under fluitante condition.And one of fluitante floristics that to be river course common, as Chinese scholartree leaf duckweed, duckweed, Eichhornia crassipes and water hyacinth etc.
Adopt the above-mentioned planning and designing method to plant river course, do not consider the impact of fluitante on river course turbulent property, there will be the problem of following aspect:
(1) flow velocity statistical variable (as flow velocity, eddy stress) prediction has deviation, thereby affects starting and the silt discharge of silt, easily causes Sediment Siltation, reduces the conveyance capacity in river course;
(2) the flood passage resistance gauge in river course is not calculated accurately really, crosses highland and estimates flood discharge capacity, has increased the risk of river course flood, easily causes occurring flood;
(3) analysis of turbulent fluctuation structure produces deviation, thereby mistake is estimated current to the defeated ability of moving of the diffusion of pollutant, increases the risk of the pollution of river.
Utility model content
A kind of simulation system containing fluitante river course the utility model proposes, its object is to overcome the problems referred to above that exist in existing waterway planning and designing.Scientific and reasonable foundation containing the simulation system in fluitante river course, filled up existing to the blank containing the research of fluitante river course, for the planning and designing containing fluitante river course provide technical support.
The utility model provides following scheme:
The utility model provides a kind of simulation system containing fluitante river course, comprises for the circulation variable slope tank system of simulating riverway with for simulating the fluitante fixed system of fluitante;
The variable slope of described circulation tank system comprises reservoir, pumping conduit, measuring water flow meter, variable frequency pump, tail-gate, sluicing pond, backwater gallery and tank, wherein, one end access reservoir of pumping conduit, the other end of pumping conduit is connected with one end of measuring water flow meter, the other end of measuring water flow meter is connected with one end of variable frequency pump, the other end access tank of variable frequency pump, tank communicates with sluicing pond by tail-gate, and sluicing pond communicates with reservoir by backwater gallery;
Described simulation fluitante fixed system comprises fluitante, rivet, threaded connector, plastic plate and first fixed bearing of simulation, wherein, rivet inserts the plastic plate with intensive boring, the fluitante of simulation and the colligation of rivet end are connected to form simulation fluitante band, plastic plate center is provided with threaded connector, and plastic plate is threaded connection part and is connected with the first fixed bearing.
A kind of simulation system containing fluitante river course that the utility model provides, can simcity containing the river course of fluitante, filled up the blank of the existing river course to fluitante research, for the planning and designing containing fluitante river course provide technical support.
Accompanying drawing explanation
Fig. 1-1 is non-submersion plant schematic diagram;
Fig. 1-2 is submerged plant schematic diagram;
Fig. 1-3 are fluitante schematic diagram;
Fig. 2-1 is a kind of simulation system lateral view containing fluitante river course of the utility model embodiment;
Fig. 2-2 are a kind of simulation system top view containing fluitante river course of the utility model embodiment;
A kind of lateral view containing simulating fluitante fixed system in the simulation system in fluitante river course that Fig. 3-1 is the utility model embodiment;
A kind of top view containing simulating fluitante fixed system in the simulation system in fluitante river course that Fig. 3-2 are the utility model embodiment;
In figure, the 1st, reservoir, the 2nd, pumping conduit, the 3rd, measuring water flow meter, the 4th, variable frequency pump, the 5th, par grid, the 6th, rule, the 7th, upstream is supported, the 8th, liftable screw rod, the 9th, tail-gate, the 10th, sluicing pond, the 11st, backwater gallery, the 12nd, tank, the 13rd, plastic plate, the 14th, rivet, the 15th, threaded connector, the 16th, the fluitante of simulation, 17 is first fixed bearings, and 18 is second fixed bearings, the 19th, and acoustic Doppler velocimetry (ADV).
The specific embodiment
Below in conjunction with accompanying drawing, feature of the present utility model is described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
A kind of simulation system containing fluitante river course that embodiment, the utility model provide comprises the fluitante fixed system for the circulation variable slope tank system in river course, simcity and floating class plant that can simulating riverway.
As shown in Fig. 2-1 and Fig. 2-2, the variable slope of simulation loop tank system comprises reservoir 1, pumping conduit 2, measuring water flow meter 3, variable frequency pump 4, par grid 5, rule 6, upstream supports 7, downstream supports 8, tail-gate 9, sluicing pond 10, backwater gallery 11, tank 12, the fixed bearing 18 of acoustic Doppler velocimetry 19 and connection acoustic Doppler velocimetry, wherein, one end access reservoir 1 of pumping conduit 2, the other end of pumping conduit 2 is connected with one end of measuring water flow meter 3, the other end of measuring water flow meter 3 is connected with one end of variable frequency pump 4, the other end access tank 12 of variable frequency pump 4, tank 12 communicates with sluicing pond 10 by tail-gate 9, sluicing pond 10 communicates with reservoir 1 by backwater gallery 11, par grid 5 is housed in tank, bottom of gullet is laid marble slab, the long 12m of tank, wide 0.42m, high 0.70m, on tank, downstream is provided with fixing nonadjustable upstream and supports 7, adjustable downstream supports 8, upstream supports 7 apart from upstream water inlet 2m, and downstream supports 8 apart from downstream delivery port 3.5m, and the sidewall of tank is provided with rule 6, near tail-gate 9, be provided with acoustic Doppler velocimetry 19, acoustic Doppler velocimetry 19 is arranged on the second fixed bearing 18.
Downstream is supported 8 and is provided with gear and liftable screw rod, and in order to regulate tank base slope, it is-5%～3% that tank becomes slope scope; During work, current suction tank 12 after variable frequency pump 4 work, enters backwater gallery 11 through tail-gate 9 afterwards, then returns to reservoir 1 and realizes circulation.
As shown in Fig. 2-1, Fig. 3-1 and Fig. 3-2, simulation fluitante fixed system comprises fluitante 16, rivet 14, threaded connector 15, plastic plate 13 and first fixed bearing 17 of simulation, wherein, the plastic plate 13 that rivet 14 inserts with intensive boring, fluitante 16 and the rivet 14 end colligations of simulation are connected to form simulation fluitante band, plastic plate 13 centers are provided with threaded connector 15, and plastic plate 13 is threaded connection part 15 and is connected with the first fixed bearing 17.
For making the fluitante of simulation, implant simulation tank, it is carrier that selection has the plastic plate 13 of intensive boring, according to designing requirement, determine and need to settle the position of plant on plastic plate 13, then in the relevant position of plastic plate 13, plug rivet 14, then the fluitante of simulation 16 and the end colligation of rivet 14 are fixed and formed fluitante band, the center of plastic plate 13 is provided with threaded connector 15, its effect is that this threaded connector 15 and the first fixed bearing 17 of its top are joined together, and realizes the implantation of fluitante in tank.
A kind of simulation system containing fluitante river course that the utility model provides, the variable slope of the circulation for river course, the simcity tank system of foundation, can simulate the river course containing fluitante under different hydraulics; By foundation, simulate fluitante fixed system, can simulate natural in esse different fluitantes, and can realize the simulation of different arrangement modes and the plant different densities of plant.By simulation loop variable slope tank system and the simulation fluitante fixed system set up, can realize the river course simulation that multiple different designs requires, concrete flexibility fully.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. containing the simulation system in fluitante river course, it is characterized in that, comprise for the circulation variable slope tank system of simulating riverway with for simulating the fluitante fixed system of fluitante;
The variable slope of described circulation tank system comprises reservoir, pumping conduit, measuring water flow meter, variable frequency pump, tail-gate, sluicing pond, backwater gallery and tank, wherein, one end access reservoir of pumping conduit, the other end of pumping conduit is connected with one end of measuring water flow meter, the other end of measuring water flow meter is connected with one end of variable frequency pump, the other end access tank of variable frequency pump, tank communicates with sluicing pond by tail-gate, and sluicing pond communicates with reservoir by backwater gallery;
Described simulation fluitante fixed system comprises fluitante, rivet, threaded connector, plastic plate and first fixed bearing of simulation, wherein, rivet inserts the plastic plate with intensive boring, the fluitante of simulation and the colligation of rivet end are connected to form simulation fluitante band, plastic plate center is provided with threaded connector, and plastic plate is threaded connection part and is connected with the first fixed bearing.
2. the simulation system containing fluitante river course as claimed in claim 1, is characterized in that, par grid is housed in described tank, and bottom of gullet is laid marble slab.
3. the simulation system containing fluitante river course as claimed in claim 1, it is characterized in that, described tank upstream and downstream is provided with fixing nonadjustable upstream support and adjustable downstream is supported, and described upstream is supported apart from upstream water inlet 2m, and downstream is supported apart from downstream delivery port 3.5m.
4. the simulation system containing fluitante river course as claimed in claim 1, it is characterized in that, the variable slope of described circulation tank system also comprises and is arranged on the rule of tank sidewall and near the acoustic Doppler velocimetry of tail-gate, described acoustic Doppler velocimetry is arranged on the second fixed bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235800.7U CN203855930U (en) | 2014-05-08 | 2014-05-08 | Simulation system of riverway containing floating plants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235800.7U CN203855930U (en) | 2014-05-08 | 2014-05-08 | Simulation system of riverway containing floating plants |
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| Publication Number | Publication Date |
|---|---|
| CN203855930U true CN203855930U (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420235800.7U Expired - Fee Related CN203855930U (en) | 2014-05-08 | 2014-05-08 | Simulation system of riverway containing floating plants |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032704A (en) * | 2014-05-08 | 2014-09-10 | 江苏省水利勘测设计研究院有限公司 | Simulation system and water flow resistance calculating method and device of river channel with floating plants |
-
2014
- 2014-05-08 CN CN201420235800.7U patent/CN203855930U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032704A (en) * | 2014-05-08 | 2014-09-10 | 江苏省水利勘测设计研究院有限公司 | Simulation system and water flow resistance calculating method and device of river channel with floating plants |
| CN104032704B (en) * | 2014-05-08 | 2017-02-15 | 江苏省水利勘测设计研究院有限公司 | Simulation system and water flow resistance calculating method and device of river channel with floating plants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20200508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |