CN201181543Y - Multi-level groundwater flowing system demonstration instrument - Google Patents
Multi-level groundwater flowing system demonstration instrument Download PDFInfo
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- CN201181543Y CN201181543Y CNU2008200667265U CN200820066726U CN201181543Y CN 201181543 Y CN201181543 Y CN 201181543Y CN U2008200667265 U CNU2008200667265 U CN U2008200667265U CN 200820066726 U CN200820066726 U CN 200820066726U CN 201181543 Y CN201181543 Y CN 201181543Y
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Abstract
The utility model relates to multi-level underground flowing system demonstrator, which comprises a tank body, precipitating devices, a drain pipe, a tracing tube and an observing device. The tank body is hollow and has an upper end opening connected with the precipitating devices. The precipitating device includes a precipitating pipe, a water inlet pipe and an exhaust pipe, and all the connection parts of the pipes are provided with valves. The drain pipe is disposed in the tank body, and a tracing hole and an observing hole are formed on the lateral side of the tank body. The observing device is disposed in the position of the observing hole, and includes an observing pipe and a pressure measuring plate. The demonstrator has the advantages that (1) three precipitating devices are adopted and the precipitation amount is regulated with the valves so as to reproduce three underground water flowing systems with different levels and the variation of the scale and number of the flow systems; and (2) different conditions can be set to observe and comprehend the characteristics of the underground water system, deeply study the physical principles, etc. of the underground water. The instrument is suitable for the physical simulation and design in the field related to underground water.
Description
Technical field
The utility model relates to a kind of water flow system demonstrator, and particularly a kind of multilevel Groundwater Flow system demonstrator that is used for belongs to the hydraulics field.
Background technology
In order to improve the utilization factor of groundwater resource, reach best society, environment, economic benefit, people often with groundwater flow as the research entity, make every effort to go to investigate, analyze and the processing problem of groundwater with the method for system.1963, when Tuo Te (J.Toth) utilizes analytical method to draw ground water regime theoretical in the homogeneous isotropic diving basin, draw and three flow systems of not at the same level time in this basin, can occur, the flow system in promptly local, middle and zone.After this, Tuo Te and English Glenn people such as (G.B.Engelen) have been developed the Groundwater Flow Systems Theory.Compare with traditional hydrogeological analysis, the analytical approach of Groundwater Flow system is more rigorous, comprehensive and directly perceived, and contact is closer from the qualitative analysis to the quantitative simulation.And at present when research Groundwater Flow system and level are divided, or with desirable mathematical simulation or use qualitative analysis, all there is some difference with reality in these analyses, and theoretical pattern lacks certain practical proof.In order to utilize the Groundwater Flow Systems Theory that underground water problems is analyzed better, be necessary to set up a kind of groundwater simulation model.
Summary of the invention
Technical problem to be solved in the utility model is the deficiency that exists at above-mentioned prior art and a kind of multilevel Groundwater Flow system demonstrator is provided, and its structure is provided with rationally, can simulate the inferior phreatic flow systems of a plurality of levels more realistically.
The utility model is that the technical scheme that technical matters adopted of the above-mentioned proposition of solution is: a kind of multilevel Groundwater Flow system demonstrator, its difference is that it includes cell body, precipitation device, waste pipe, spike pipe and observation device.Wherein, cell body is the upper end open hollow structure inside, the openend of cell body is connected with described precipitation device, the precipitation device comprises even cloth hole, at least one row bottom downcomer, two of downcomer links to each other with gas outlet with water inlet pipe respectively, and the junction of downcomer and water inlet pipe exhaust, pipe is provided with valve.Cell body inside is provided with an above waste pipe, waste pipe be around the even tubular structure in cloth hole, two of waste pipe is run through whole cell body and is stretched out the two sides of cell body correspondence.The side of cell body is furnished with a row spike hole, and the place is provided with the spike pipe in the spike hole, and the spike pipe adds the copper pipe of gauze in being, one of the spike pipe is passed through hole and inserts cell body inside, and the other end of spike pipe is stretched out the side of cell body and is with rubber tip.The side of cell body also is furnished with the above observation port of a row, at the observation port place described observation device is set, and observation device includes sighting tube and pressure measurement plate; Sighting tube adds the copper pipe of gauze in being, one of sighting tube is passed through hole and inserts cell body inside, and the side of cell body is stretched out in the other end of sighting tube, and the part sighting tube stretches out the cell body lateral ends and also is connected with the pressure measurement plate by flexible pipe.
Further, a kind of multilevel Groundwater Flow of the utility model system demonstrator also comprises following technical characterictic:
The rectangular parallelepiped that described cell body forms for the organic glass seal, the length of cell body and tall and big in wide; Described spike hole and observation port all are arranged on the side of cell body length direction.
The openend of described cell body is provided with the supporting frame, and the supporting frame is the opening surface that two organic glass compartment of terrains stick on cell body.
Described precipitation device includes three row's downcomers, and every row's downcomer includes three plexi-glass tubulars.
The number of described waste pipe is three, and three waste pipes run through the Width of cell body and have certain intervals ground to be provided with in the length and the short transverse of cell body; Waste pipe be around the even plexi-glass tubular in cloth hole, the outer warp layer net that is surrounded by of pipe;
The spike hole of cell body setting is a row two nineteen spike holes, and the spike hole all is arranged on the side of length direction, and the height in all spike holes is equal, adds red tracer agent in the spike pipe.
The observation port of cell body setting is 21 observation ports of four rows.
The beneficial effects of the utility model: (1) is used three precipitation devices and is used valve regulated quantity of precipitation, reproduce the variation of three time flow systems not at the same level of underground water and flow system scale and quantity visually, help to understand better the notion of Groundwater Flow system; Observe and understand the characteristics of Groundwater Flow system by different conditions is set when (2) testing, can further investigate the Physical Mechanism of Groundwater Flow system etc.(3) this instrument is applicable to the physical simulation in relevant field with underground water (as dam seepage, soil environment, water resource) and design etc., has than application prospects and the function that continues exploitation.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is a precipitation device partial enlarged drawing of the present utility model among Fig. 1.
In the drawings, 1 is cell body, and 2 is the precipitation device, and 3 are the spike pipe, and 4 is sighting tube, 5 is waste pipe, and 6 are the supporting frame, and 7 are the pressure measurement plate, and 21 is downcomer, and 22 is inlet valve, 23 is water inlet pipe, and 24 is gas outlet, and 25 is drain tap, and 26 is the precipitation plexi-glass tubular, 42 flexible pipes.
Embodiment
Further specify embodiment of the present utility model below in conjunction with accompanying drawing.
A kind of multilevel Groundwater Flow system demonstrator, it includes cell body 1, precipitation device 2, waste pipe 5, spike pipe 3 and observation device.Cell body 1 is the upper end open hollow structure inside, in the present embodiment, the rectangular parallelepiped that cell body 1 forms for the organic glass seal, the long 100cm of cell body 1, wide 10cm, high 50cm, except that top board, form by the thick organic glass seal of 5mm, in order to reinforce cell body 1 structure, be provided with supporting frame 6 at the openend of cell body 1, supporting frame 6 is the opening surface that two organic glass compartment of terrains stick on cell body 1.
The openend of cell body 1 is connected with precipitation device 2, precipitation device 2 comprises even cloth hole, at least one row bottom downcomer 21, in order to reproduce the variation of three time flow systems not at the same level of underground water and flow system scale and quantity visually, the precipitation device 2 of present embodiment includes three row's downcomers 21, every row's downcomer 21 includes three plexi-glass tubulars 26, makes that so every row's downcomer 21 precipitation are all more even.Two of downcomer 21 links to each other with gas outlet 24 with water inlet pipe 23 respectively, and downcomer 21 is provided with valve (22,25) with the junction of water inlet pipe 23, gas outlet 24.Downcomer 21 can be regulated quantity of precipitation with the inlet valve 22 of water inlet pipe 23 interfaces, and the precipitation size is reduced successively by three positions, left, center, right, and it is not at the same level inferior to reproduce three of underground water visually.
Cell body 1 inside is provided with an above waste pipe 5, waste pipe 5 be around the even tubular structure in cloth hole, two of waste pipe 5 is run through whole cell body 1 and is stretched out the two sides of cell body 1 correspondence.The number of described waste pipe 5 is three, three waste pipes 5 run through the Width of cell body 1 and have certain intervals ground to be provided with in the length and the short transverse of cell body 1, lower left with cell body 1 is an initial point, level is set up coordinate for positive dirction to the right, and three point of release centre coordinates are respectively (30,40), (65,38), (97,36).Waste pipe 5 be around the even plexi-glass tubular in cloth hole, the outer warp layer net that is surrounded by of pipe, gauze can play the effect of the husky plug-hole of anti-leak-stopping.
Be furnished with row's spike hole on the side of the length direction of cell body 1, the place is provided with spike pipe 3 in the spike hole, spike pipe 3 adds the copper pipe of gauze in being, one of spike pipe 3 is passed through hole and inserts cell body 1 inside, and the other end of spike pipe 3 is stretched out the side of cell body 1 and is with rubber tip.The spike hole that cell body 1 is provided with is a row two nineteen spike holes, and the spike hole all is arranged on the side of length direction, and the height in all spike holes equates that every the 3cm expansion, still the lower left with cell body 1 is an initial point except that supporting frame 6 in this row's spike hole, level is set up coordinate for positive dirction to the right, and coordinate is respectively (2,43.2), (5.0,43.2), (8.0,43.2), (11.0,43.2), (14.0,43.2), (17.0,43.2), (20.0,43.2), (23.0,43.2), (26.0,43.2), (34.0,43.2), (37.0,43.2), (40.0,43.2), (43.0,43.2), (46.0,43.2), (49.0,43.2), (52.0,43.2), (55.0,43.2), (58.0,43.2), (61.0,43.2), (70.5,43.2), (73.5,43.2), (76.5,43.2), (79.5,43.2), (82.5,43.2), (85.5,43.2), (88.5,43.2), (91.5,43.2), (94.5,43.2), (97.5,43.2).In spike pipe 3, can also add red tracer agent, make the spike effect more obvious.The side of cell body also is provided with four rows totally two ten one observation ports.Every row's observation station 10cm of being separated by on cell body is separated by 5 or 10cm between every row.Four row's centre coordinates are divided into and are (10,35), (20,35), (30,35), (40,35), (50,35), (60,35), (70,35), (80,35), (90,35); (20,25), (40,25), (60,25), (80,25); (20,15), (40,15), (60,15), (80,15); (20,5), (40,5), (60,5), (80,5); At the observation port place described observation device is set, observation device includes sighting tube 4 and pressure measurement plate 7; Sighting tube 4 adds the copper pipe of gauze in being, one of sighting tube 4 is passed through hole and inserts cell body 1 inside, and the side of cell body is stretched out in the other end of sighting tube 4, and part sighting tube 4 stretches out the cell body lateral ends and also is connected with pressure measurement plate 7 by flexible pipe 42.
The groundwork process of present embodiment is:
(1) dress sample: the silica sand layering is evenly packed in the cell body 1 of the present utility model, make it closely knit, because the height of cell body 1 is 50cm, the height of the sand sample of packing into is controlled at 47.5～48cm.Consider laboratory experiment yardstick effect of requirement, select the artificial quartzy sand sample of particle diameter less than 0.045mm; The infiltration coefficient of quartzy sand sample is 20～25m/d, and factor of porosity is 38%.
(2) exhaust: comprise the exhaust of two parts.The one, the water inlet and the exhausr port valve (22,25) of precipitation device 2 are opened in the exhaust of precipitation device 2, and exhausr port valve 25 is higher than water inlet valve 22, and the gas of discharging in the precipitation device 2 makes precipitation device 2 be full of water; The 2nd, the exhaust of cell body 1, with proofed sleeve bottom observation station is connected stable source of water earlier, open water inlet switch water is slowly entered to top from the instrument bottom, flow out from instrument cell body 1 top until water, promptly finish cell body 1 exhaust, entangled each sighting tube 4 with red leather point at last.
(3) the examination accent stage: crucial sighting tube 4 (mainly being first row) is linked to each other with pressure measurement plate 7, regulate the water inlet valve 22 of precipitation device 2, the precipitation size is reduced successively from accomplishing the right side.Treat that precipitation, the stable back of draining are at a small amount of red tracer agent of each spike pipe 3 injection, observation experiment phenomenon and hourly observation pipe 4 water levels and measurement waste pipe 5 flows, the flow of precipitation intensity, each sighting tube 4 water level and three waste pipes 5 of three time flow systems not at the same level appears in judgement and record demonstrator.
(4) experimental phase: utilize examination to transfer the quantity of precipitation and the excretion of three precipitation devices 2 that obtain to experimentize.Under the stable water supply condition that keeps rainer 2, at first utilize bottom sighting tube 4 to carry out (increasing) draining, will try accent stage tracer agent color and clean up, again bottom sighting tube 4 is put rubber tip; Then, observation sighting tube 4 water levels and the point of release 5 flows treat that the point of release 5 flows return to the examination accent during stage, and beginning is injected a small amount of red tracer agent at spike pipe 3; (30 minutes to 2 hours) just can observe flow systems at different levels visually through after a while, three flow system results that level is inferior.At last, utilize pressure measurement plate 7 to observe and write down the head value of each sighting tube 4.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the utility model and contains.
Claims (7)
1. multilevel Groundwater Flow system demonstrator, it is characterized in that: it includes cell body, precipitation device, waste pipe, spike pipe and observation device;
Wherein, cell body is upper end open, hollow structure inside, the openend of cell body is installed on described precipitation device, the precipitation device comprises the downcomer in even cloth hole, at least one row bottom, two of downcomer links to each other with gas outlet with water inlet pipe respectively, and the junction of downcomer and water inlet pipe, gas outlet is provided with valve;
Cell body inside is provided with an above waste pipe, waste pipe be around the even tubular structure in cloth hole, two of waste pipe is run through whole cell body and is stretched out the two sides of cell body correspondence;
The side of cell body is furnished with a row spike hole, and the place is provided with the spike pipe in the spike hole, and the spike pipe adds the copper pipe of gauze in being, one of the spike pipe is passed through hole and inserts cell body inside, and the other end of spike pipe is stretched out the side of cell body and is with rubber tip;
The side of cell body also is furnished with the above observation port of a row, at the observation port place described observation device is set, and observation device includes sighting tube and pressure measurement plate; Sighting tube adds the copper pipe of gauze in being, one of sighting tube is passed through hole and inserts cell body inside, and the side of cell body is stretched out in the other end of sighting tube, and the part sighting tube stretches out the cell body lateral ends and also is connected with the pressure measurement plate by flexible pipe.
2. a kind of multilevel Groundwater Flow according to claim 1 system demonstrator is characterized in that the rectangular parallelepiped that described cell body forms for the organic glass seal, the length of cell body and tall and big in wide; Described spike hole and observation port all are arranged on the side of cell body length direction.
3. a kind of multilevel Groundwater Flow according to claim 1 and 2 system demonstrator is characterized in that the openend of described cell body is provided with the supporting frame, and the supporting frame is the opening surface that two organic glass compartment of terrains stick on cell body.
4. a kind of multilevel Groundwater Flow according to claim 1 and 2 system demonstrator is characterized in that described precipitation device includes three row's downcomers, and every row's downcomer includes three plexi-glass tubulars.
5. a kind of multilevel Groundwater Flow according to claim 1 and 2 system demonstrator is characterized in that the number of described waste pipe is three, and three waste pipes run through the Width of cell body and have certain intervals ground to be provided with in the length and the short transverse of cell body; Waste pipe be around the even plexi-glass tubular in cloth hole, the outer warp layer net that is surrounded by of pipe;
6. a kind of multilevel Groundwater Flow according to claim 1 and 2 system demonstrator, it is characterized in that, the spike hole of cell body setting is a row two nineteen spike holes, the spike hole all is arranged on the side of length direction, and the height in all spike holes equates, can add red tracer agent in the spike pipe.
7. a kind of multilevel Groundwater Flow according to claim 1 and 2 system demonstrator is characterized in that the observation port of cell body setting is 21 observation ports of four rows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200667265U CN201181543Y (en) | 2008-04-29 | 2008-04-29 | Multi-level groundwater flowing system demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200667265U CN201181543Y (en) | 2008-04-29 | 2008-04-29 | Multi-level groundwater flowing system demonstration instrument |
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| Publication Number | Publication Date |
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| CN201181543Y true CN201181543Y (en) | 2009-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200667265U Expired - Fee Related CN201181543Y (en) | 2008-04-29 | 2008-04-29 | Multi-level groundwater flowing system demonstration instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215911A (en) * | 2013-04-26 | 2013-07-24 | 中国科学院遗传与发育生物学研究所 | Device and method for simulating closed water drainage and salt elimination transfusion field and salinity change |
| CN104240578A (en) * | 2014-06-19 | 2014-12-24 | 北京工业大学 | Teaching model for simulating light well point precipitation construction |
| CN108195739A (en) * | 2017-12-23 | 2018-06-22 | 山东科技大学 | Pressure-controlled seepage tests mechanism and Seepage flow time measuring device |
-
2008
- 2008-04-29 CN CNU2008200667265U patent/CN201181543Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215911A (en) * | 2013-04-26 | 2013-07-24 | 中国科学院遗传与发育生物学研究所 | Device and method for simulating closed water drainage and salt elimination transfusion field and salinity change |
| CN103215911B (en) * | 2013-04-26 | 2015-04-22 | 中国科学院遗传与发育生物学研究所 | Device and method for simulating closed water drainage and salt elimination transfusion field and salinity change |
| CN104240578A (en) * | 2014-06-19 | 2014-12-24 | 北京工业大学 | Teaching model for simulating light well point precipitation construction |
| CN104240578B (en) * | 2014-06-19 | 2016-08-17 | 北京工业大学 | A kind of simulation light-duty well-points dewatering construction teaching mode |
| CN108195739A (en) * | 2017-12-23 | 2018-06-22 | 山东科技大学 | Pressure-controlled seepage tests mechanism and Seepage flow time measuring device |
| CN108195739B (en) * | 2017-12-23 | 2020-06-12 | 山东科技大学 | Pressure-controlled seepage test mechanism and seepage time measuring device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20110429 |