CN205788847U - A kind of staged level of ground water regulation analog - Google Patents
A kind of staged level of ground water regulation analog Download PDFInfo
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- CN205788847U CN205788847U CN201620009002.1U CN201620009002U CN205788847U CN 205788847 U CN205788847 U CN 205788847U CN 201620009002 U CN201620009002 U CN 201620009002U CN 205788847 U CN205788847 U CN 205788847U
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Abstract
This utility model relates to a kind of staged level of ground water regulation analog, including staged growth chamber group and water system, water system is connected bottom staged growth chamber group by feed pipe, staged growth chamber group is placed in above a sand stone layer, sand stone layer upper surface is a horizontal plane, staged growth chamber group is made up of the growth chamber that two level above are different, growth case is the container of upper and lower both ends open, container content is filled with soil, and soil is full of inside container to upper open end by container lower open end；Container lower open end amplexiforms mutually with sand stone layer upper surface, and this device can be tested for the plant physiological ecology of relevant WATER LEVEL CHANGES with the eustasy of simulated groundwater position, soil physico-chemical property test, soil nutrient content change test etc. provide and support.By the combination of said system, the different Ground-water level values in growth chamber can be set, it is thus achieved that the plant growing condition of different Ground-water level values.
Description
Technical field
This utility model relates to a kind of level of ground water analog, and this device can be tested for the plant physiological ecology of relevant WATER LEVEL CHANGES with the eustasy of simulated groundwater position, soil physico-chemical property test, soil nutrient content change test etc. provide and support.This device is made up of stepped growth chamber, water system etc..By the combination of said system, the different Ground-water level values in growth chamber can be set, it is thus achieved that the plant growing condition of different Ground-water level values.
Background technology
Development along with human society, the Utilization ability of natural resources is constantly strengthened by the mankind, and the impact of global warming general layout globally assigned on water resource, causing the change (be reduced to main) of different regions soil level of ground water, this has become as one of serious environmental problems faced by current mankind evolution.The change of soil level of ground water produces significant impact to plant and soil nutrient, and the aspect such as the physiological process of plant, ecologicaI distribution general layout, existence, more new development is had great importance by it.
In Study of The Underground SEA LEVEL VARIATION in plant and Effect of soil nutrient effect, currently mainly using manual simulation regulation level of ground water method to realize, the change the most effectively regulating underground moisture becomes the technology node of key.Conventional work mainly arranges growing container, and growth substrate is dosed for plant of planting in inside, and doses certain water yield therein, forms single level of ground water, it is impossible to realize the experimental condition demand of different groundwater level depth simultaneously.
This utility model device passes through the method to set up of step growth case, it is possible to achieve the stepped change of level of ground water in growth case, provides favourable support for correlational study work.
Utility model content
This utility model purpose is to provide a kind of plant growing assay device that can simulate different groundwater level depth.
Be the technical scheme is that for achieving the above object
Building a kind of stepped growth chamber, box bottom arranges common simulated groundwater position, by growing the height difference of case, it is thus achieved that different groundwater level depth values.A kind of staged level of ground water regulation analog: include staged growth chamber group and water system, water system is connected bottom staged growth chamber group by feed pipe, staged growth chamber group is placed in above a sand stone layer, sand stone layer upper surface is a horizontal plane, staged growth chamber group is made up of the growth chamber that two level above are different, growth case is the container of upper and lower both ends open, container content is filled with soil, and soil is full of inside container to upper open end by container lower open end；Container lower open end amplexiforms mutually with sand stone layer upper surface；
Screen casing feed pipe it is provided with in sand stone layer, described screen casing feed pipe one end is airtight, the other end is connected with the outlet of water tank through feed pipe, it is provided with valve in feed pipe, offer the through hole of more than 1 on the tube wall of screen casing feed pipe as apopore, and be enclosed with gauze on the outer tube wall of screen casing feed pipe；Water in water tank relies on gravity to flow in growth chamber.
Staged growth chamber is welded by 3mm iron sheet, and inside arranges 3 × 3mm angle steel bracing frame.Casing is rectangle, and specification suitable for reading is 120 × 120cm, and height can be arranged according to the level of ground water difference of simulation, i.e. along to soil surface height in each casing on gap.The growth case combination of the growth case composition stepped construction of differing heights, the height difference between its each growth case is the level of ground water difference (h-1, h-2 ...) of simulation.Mutual UNICOM bottom the growth case assembly constituted, it is simple to forming unified level of ground water, UNICOM space is the 20cm height region of box bottom, the complete intercommunication of all box bottom, and lays the sand stone layer of 20cm thickness, it is simple to moisture oozes out.Casing water supply line is installed on box bottom side, highly less than 20cm, pipe diameter 6cm, entering box house part and be set to sieve aperture pipeline, plug is installed in front end, boring (apopore) comprehensively on body, aperture 5mm, screen casing entirety is embedded in sand stone layer, and body dresses outside gauze, prevents soil plug.Additionally at box bottom 20cm height, installing gap, caliber 3cm, the mimic water-depth height in control chamber body, excessive moisture can be discharged in time by gap.
Water system is made up of feed pipe and water source, and water supply line is connected on the water supply screen casing of box bottom, and installs valve, and water source is supply tank, and height is higher than edge on the highest growth case.
The difference in height such as existence successively between described more than 2 growth casees.
Described growth case is welded rectangular structure by 3-5mm thickness iron sheet, arranges 3-4 × 3-5mm angle steel bracing frame between the internal two adjacent surfaces of cuboid, and angle steel bracing frame refers to arrange angle steel bracing frame in casing, prevents casing filling soil back shape.Diagram sees appendix Fig. 2.
Complete intercommunication bottom described staged growth chamber group, the thickness 20-30cm that sand stone layer is laid, the particle diameter of sandstone is 1-2cm.
Each lower box of described staged growth chamber group all has screen casing feed pipe, i.e. screen casing feed pipe is by the side of each box bottom, it is less than 20cm with the distance of box bottom, screen casing feed pipe pipe diameter 6-10cm, the through hole of more than 1 it is provided with on the pipeline of each box bottom, referred to as sieve aperture, screen casing feed pipe prolongs staged growth chamber bottom level and lays, and the end that screen casing feed pipe is connected with feed pipe arranges plug.
Arranging apopore, aperture 3-5mm on described screen casing feed pipe body, screen casing feed pipe entirety is embedded in sand stone layer, and body dresses outside gauze.
Arranging gap, gap bore 2-3cm, the mimic water-depth height in control chamber body bottom growth box body on the wall box of 0-20cm height, excessive moisture can be discharged in time by gap.
The height of described staged growth chamber group can be arranged according to simulated groundwater position height, i.e. along to soil surface height in each casing on gap, differing heights growth case composition stepped construction growth case combination, its each growth case between height difference be simulated groundwater potential difference value.
Described feed pipe is connected on the screen casing feed pipe of box bottom, and the outlet of water tank is arranged at water tank bottom or bottom, and in water tank, water surface elevation is higher than outlet, and the height of outlet is higher than growth chamber upper open end.
This utility model has the following advantages and beneficial effect:
1. by this device, it is possible to obtain the level of ground water simulation effect of stable different depth, the level of ground water meeting correlation test job requirement precisely adjusts demand.
Accompanying drawing explanation
Fig. 1 is stepwise to descend water level control apparatus schematic diagram (vertical section), therein 1. for growth case, 2. it is simulated groundwater potential difference, is 3. that simulated groundwater potential difference value is 4. for screen casing feed pipe 5. gap 6. feed pipe 7. feed pipe valve 8. water tank 9. sand stone layer 10. simulated groundwater position；
Fig. 2 is the slotted-angle shelving schematic diagram of growth case.
Detailed description of the invention
Embodiment
Below in conjunction with the accompanying drawings and this utility model is described in further detail by embodiment.
Such as Fig. 1, shown in Fig. 2, simulated groundwater bit depth and simulated groundwater potential difference value requirement as required, require to make staged growth chamber according to above-mentioned design；Staged growth chamber group is placed in above a sand stone layer 9, sand stone layer 9 upper surface is a horizontal plane, staged growth chamber group is made up of the growth chamber 1 that two level above are different, growth case 1 is the container of upper and lower both ends open, container content is filled with soil, and soil is full of inside container to upper open end by container lower open end；Container lower open end amplexiforms mutually with sand stone layer 9 upper surface；Screen casing feed pipe it is provided with in sand stone layer 9, described screen casing feed pipe 4 one end is airtight, the other end is connected through the outlet of feed pipe 6 with water tank 8, it is provided with feed pipe valve 7 in feed pipe 6, offer the through hole of more than 1 on the tube wall of screen casing feed pipe 4 as apopore, and be enclosed with gauze on the outer tube wall of screen casing feed pipe (4)；According to the shortest growth case height, design and installation trench depth, longitudinally the growth case of combination is embedded in ditch, growth case 1 is dosed test soil to edge on casing, planting the floristics participated in the experiment, and install water tank 8, the water in water tank relies on gravity to flow in growth chamber.During on-test, first turn on water supply valve 7, persistently supply water to assembled growth case, when gap 5 has current to overflow, turn down feed pipe valve 7, but gap need to be kept to have lasting micro-moisture to flow out, exist with level of ground water stable in maintaining casing, now, in casing, form the water layer of the about 20cm degree of depth, for simulated groundwater position.In process of the test, the sustainable existence of moisture in holding water tank 8.On this basis, in combination box, define the level of ground water of level, utilize the different soils apparent height difference that box height difference is formed, create different groundwater level depth environment.
Claims (9)
1. a staged level of ground water regulation analog, it is characterized in that: include staged growth chamber group and water system, water system is connected bottom staged growth chamber group by feed pipe (6), staged growth chamber group is placed in a sand stone layer (9) top, sand stone layer (9) upper surface is a horizontal plane, staged growth chamber group is made up of the growth chamber (1) that two level above are different, growth case (1) is the container of upper and lower both ends open, container content is filled with soil, soil is full of inside container to upper open end by container lower open end；Container lower open end amplexiforms mutually with sand stone layer (9) upper surface；
It is provided with screen casing feed pipe in sand stone layer (9), described screen casing feed pipe (4) one end is airtight, the other end is connected through the outlet of feed pipe (6) with water tank (8), it is provided with feed pipe valve (7) in feed pipe (6), offer the through hole of more than 1 on the tube wall of screen casing feed pipe (4) as apopore, and be enclosed with gauze on the outer tube wall of screen casing feed pipe (4)；Water in water tank relies on gravity to flow in growth chamber.
Staged level of ground water the most according to claim 1 regulation analog, it is characterised in that:
Described more than 2 grow between case (1) difference in height such as existence successively.
Staged level of ground water the most according to claim 1 regulation analog, it is characterized in that: described growth case (1) is welded rectangular structure by 3-5mm thickness iron sheet, between the internal two adjacent surfaces of cuboid, 3-4 × 3-5mm angle steel bracing frame is set.
Staged level of ground water the most according to claim 1 regulation analog, it is characterised in that: complete intercommunication bottom described staged growth chamber group, the thickness 20-30cm that sand stone layer is laid, the particle diameter of sandstone is 1-2cm.
Staged level of ground water the most according to claim 1 regulation analog, it is characterized in that: each lower box of described staged growth chamber group all has screen casing feed pipe, i.e. screen casing feed pipe (4) is by the side of each box bottom, it is less than 20cm with the distance of box bottom, screen casing feed pipe (4) pipe diameter 6-10cm, the through hole of more than 1 it is provided with on the pipeline of each box bottom, referred to as sieve aperture, screen casing feed pipe (4) prolongs staged growth chamber bottom level and lays, the end that screen casing feed pipe (4) is connected with feed pipe arranges plug.
Staged level of ground water regulation analog the most according to claim 1 or 5, it is characterized in that: on described screen casing feed pipe (4) body, apopore is set, aperture 3-5mm, screen casing feed pipe (4) entirety is embedded in sand stone layer, and body dresses outside gauze.
Staged level of ground water the most according to claim 1 regulation analog, it is characterized in that: bottom growth box body, on the wall box of 0-20cm height, gap (5) is set, gap (5) bore 2-3cm, mimic water-depth height in control chamber body, excessive moisture can pass through gap (5) and discharge in time.
Staged level of ground water the most according to claim 1 regulation analog, it is characterized in that: the height of described staged growth chamber group can be arranged according to simulated groundwater position height (3), i.e. gap (5) is upper along to soil surface height in each casing, differing heights growth case composition stepped construction growth case combination, its each growth case between height difference be simulated groundwater potential difference value (2).
Staged level of ground water the most according to claim 8 regulation analog, it is characterized in that: described feed pipe (6) is connected on the screen casing feed pipe (4) of box bottom, the outlet of water tank is arranged at water tank bottom or bottom, in water tank, water surface elevation is higher than outlet, and the height of outlet is higher than growth chamber upper open end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620009002.1U CN205788847U (en) | 2016-01-06 | 2016-01-06 | A kind of staged level of ground water regulation analog |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620009002.1U CN205788847U (en) | 2016-01-06 | 2016-01-06 | A kind of staged level of ground water regulation analog |
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| CN205788847U true CN205788847U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620009002.1U Expired - Fee Related CN205788847U (en) | 2016-01-06 | 2016-01-06 | A kind of staged level of ground water regulation analog |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952550A (en) * | 2016-01-06 | 2017-07-14 | 中国科学院沈阳应用生态研究所 | It is a kind of stepwise to descend water level regulation analogue means |
-
2016
- 2016-01-06 CN CN201620009002.1U patent/CN205788847U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952550A (en) * | 2016-01-06 | 2017-07-14 | 中国科学院沈阳应用生态研究所 | It is a kind of stepwise to descend water level regulation analogue means |
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| 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: 20161207 Termination date: 20180106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |