CN205694139U - A kind of salt-soda soil afforestation system - Google Patents
A kind of salt-soda soil afforestation system Download PDFInfo
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- CN205694139U CN205694139U CN201620399403.2U CN201620399403U CN205694139U CN 205694139 U CN205694139 U CN 205694139U CN 201620399403 U CN201620399403 U CN 201620399403U CN 205694139 U CN205694139 U CN 205694139U
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- salt
- soda soil
- afforestation
- plantation
- soil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
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Abstract
The utility model discloses a kind of salt-soda soil afforestation system, this system includes that salt discharge portion and the heating part being arranged on salt-soda soil, described salt-soda soil afforestation system also include being arranged at the plantation portion above described salt discharge portion and heating part.By technique scheme, salt discharge portion can effectively cut off the passage of water between salt-soda soil and plantation portion, and derives the saline-alkali water in plantation portion, is prevented effectively from the plantation portion accumulation of salt in the surface soil；Heating part is set simultaneously and can be effectively improved growing area ground temperature, it is ensured that the plant on plantation layer also is able to survive smoothly and well grow under cryogenic, thus maintains the evergreen of lawn in winter.
Description
Technical field
This utility model relates to alkaline land improvement field, in particular it relates to a kind of salt-soda soil afforestation system.
Background technology
Salt-soda soil is important land resource, and it is a kind of soil types widely distributed on the earth, accounts for total face, land
Long-pending 25%, a total of about 1,000,000,000 hectares.China there are about 0.27 hundred million hectares of salt-soda soil, wherein 0.06 hundred million hectares of arable lands, and 0.21 hundred million is public
Hectare saline-alkali wasteland, is mainly distributed on northeast, North China, Northwest inland area and North of Yangtze River coastal area.Salinized soil water
In point, lyotropic salt increases, and concentration and osmotic pressure increase, and plant can be produced physiological stress and murder by poisoning, cause plant survival rate and guarantor
The rate of depositing is substantially reduced.
Meanwhile, the low temperature in the northern area of China winter makes plant by the mode the cold resisting such as fallen leaves, dormancy, turfgrass
The most all wilt to winter withered and yellow.The adaptive power of turfgrass depends mainly on Temperature and rainfall, and precipitation can be with irrigating
Regulated, thus temperature has just been become turfgrass to adapt to the limiting factor of cultivation.Under conventional cultivation curing condition, even if using
Supplement feeding is also difficult to annual evergreen.
Itself violate the rules of nature maintenance lawn, the northern area of China is evergreen, but be in order at special purposes and mesh
, need to keep the evergreen of lawn.The main method maintaining at present lawn evergreen includes: green top layer air conditioning system and
The lower coil pipe water flowing heating of simple ground, the former cost is the highest and operating cost is high, and the latter such as wants that reaching ideal effect needs to disappear
Consume the resources such as a large amount of coals, cause environmental pollution.
Utility model content
The purpose of this utility model is to provide a kind of salt-soda soil afforestation system, and this system can solve in prior art
Salt-soda soil is difficult to the technical problem that virescence rebuild is evergreen with maintaining green plants.
To achieve these goals, this utility model provides a kind of salt-soda soil afforestation system, and this system includes arranging
Salt discharge portion on salt-soda soil and heating part, described salt-soda soil afforestation system also includes being arranged at described salt discharge portion and heating
Plantation portion above portion.
Alternatively, salt discharge portion includes sealing coat, backfill layer, collection salt well and water penetration salt discharge passage, described sealing coat and returning
Packing course is laid on salt-soda soil the most successively, and described collection salt well extends into salt-soda soil from described backfill layer, described permeable
Property salt discharge passage buries and is layered in described sealing coat and connects with described collection salt well.
Alternatively, described water penetration salt discharge passage is salt discharging pipe, and this salt discharging pipe is evenly distributed with multiple permeable hole.
Alternatively, described water penetration salt discharge passage is salt discharge closed conduit, this salt discharge closed conduit adds and is stamped cover plate, and described salt discharge is dark
It is provided with cell structure on the sidewall of canal.
Alternatively, described sealing coat is divided into one or more square, each square be provided centrally with a described collection
Salt well, described water penetration salt discharge passage is multiple and is radially uniformly distributed centered by described collection salt well, each square
The length of side is 25-35m, and each square is low in centre, the shape that surrounding is high.
Alternatively, the thickness of described sealing coat is not less than 0.3m, and the thickness of described backfill layer is 0.5-1m, described collection salt well
Lower end diameter is not less than 1.5m, and the degree of depth is not less than 2m.
Alternatively, described heating part includes solar heat collector, electric heater unit and attemperator.
Alternatively, described solar heat collector includes solar thermal collector, water pump, heat supply pipeline and the storage being sequentially connected with
Water tank.
Alternatively, described heat supply pipeline is arranged at the upper surface of described backfill layer in the horizontal direction with serpentine manner.
Alternatively, described electric heater unit includes that the heating wire laid in the horizontal direction, described heating wire are arranged at institute
State the upper surface of backfill layer, and be spaced with described heat supply pipeline.
Alternatively, described heating part also includes controlling device, and described control device is arranged at beyond described plantation portion, is used for
Control the opening and closing of described heating wire and water pump.
Alternatively, described attemperator is geotextiles, and described geotextiles is covered in above described plantation portion.
Alternatively, described plantation portion includes being arranged at the plantation layer above described backfill layer and green plants, described plantation
The thickness of layer is 0.3-0.5m.
By technique scheme, salt discharge portion can effectively cut off the passage of water between salt-soda soil and plantation portion, and
Derive the saline-alkali water in plantation portion, be prevented effectively from the plantation portion accumulation of salt in the surface soil；Heating part is set simultaneously and can be effectively improved growing area ground temperature,
Guarantee that the plant planted on layer also is able to survive smoothly and well grow under cryogenic, thus maintain the normal of lawn in winter
Green.
Other feature and advantage of the present utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, with following
Detailed description of the invention be used for explaining this utility model together, but be not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the cross-sectional schematic of the salt-soda soil afforestation system according to a kind of embodiment of the present utility model；
Fig. 2 is solar heat collector schematic diagram；
Fig. 3 is electric heater unit schematic diagram；
Fig. 4 is attemperator schematic diagram；
Fig. 5 is that sealing coat lays generalized section；
Fig. 6 is that water penetration salt discharge passage lays schematic diagram；
Description of reference numerals
1 sealing coat 2 backfills layer
3 collection salt well 4 water penetration salt discharge passages
Plant layer 6 green plants for 5 kinds
7 solar thermal collector 8 water pumps
9 heat supply pipeline 10 storage tanks
11 heating wire 12 control device
13 geotextiles
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein
Described detailed description of the invention is merely to illustrate and explains this utility model, is not limited to this utility model.
In this utility model, in the case of illustrating on the contrary, the noun of locality of use such as " upper and lower " typically refers to this
Upper and lower under normal operating condition of salt-soda soil afforestation system, specifically, is referred to the page of Fig. 1-Fig. 6.
As it is shown in figure 1, this utility model provides a kind of salt-soda soil afforestation system, this system includes being arranged in salt-soda soil
On salt discharge portion and heating part, described salt-soda soil afforestation system also includes being arranged at above described salt discharge portion and heating part
Plantation portion.
By technique scheme, salt discharge portion can effectively cut off the passage of water between salt-soda soil and plantation portion, and
By deriving the saline-alkali water in plantation portion, it is prevented effectively from the plantation portion accumulation of salt in the surface soil；Heating part is set simultaneously and can be effectively improved growing area ground
Temperature, it is ensured that the plant on plantation layer also is able to survive smoothly and well grow under cryogenic, thus maintains lawn in winter
Evergreen.
According to this utility model, salt discharge portion can include sealing coat 1, backfill layer 2, collection salt well 3 and water penetration salt discharge passage
4, sealing coat 1 and backfill layer 2 can be laid on salt-soda soil the most successively, and collection salt well 3 can extend into from backfill layer 2
Salt-soda soil, water penetration salt discharge passage 4 can bury and be layered in sealing coat 1 and connect with collection salt well 3.Wherein, water penetration salt discharge passage
Refer to ensure the passage that saline-alkali water passes freely through its perisporium.
Salt discharge passage 5 can have various suitable structure.As a kind of embodiment, water penetration salt discharge passage 4 is permissible
For being evenly distributed with multiple permeable hole on salt discharging pipe, and this salt discharging pipe.Saline-alkali water can enter salt discharging pipe by permeable hole, from
And be discharged in collection salt well 3.In this case, during pre-buried salt discharging pipe, fine sand, the row of preventing can be added around salt discharging pipe
Salt pipe is by pressure break.
The diameter of salt discharging pipe and material can in very large range change, in order to and increase salt discharging pipe service life accelerate
Salt discharge efficiency, it is preferable that salt discharging pipe can be HDPE pipe, and the diameter of salt discharging pipe is not less than 15cm.
As another embodiment, water penetration salt discharge passage 4 can be salt discharge closed conduit, this salt discharge closed conduit adds and is stamped lid
Plate, in such a case, it is possible to offer window on the sidewall of salt discharge closed conduit, arranges cell structure on this window, in order to
Saline-alkali water passes through.Can be by brick Cheng Bingyong Salt And Alkali Tolerance cement plaster bottom salt discharge closed conduit, the specification of discharge culvert can be wide
20cm, high 30cm.
According in afforestation system in salt-soda soil of the present utility model, sealing coat 1 can be divided into one or more side
Block, the center of each square can be provided with a collection salt well 3, can arrange multiple water penetration salt discharge passage 4 in each square,
Multiple water penetration salt discharge passages 4 can by various suitable in the way of be arranged.As one preferred embodiment, such as Fig. 5
Shown in, multiple water penetration salt discharge passages 4 are radially uniformly distributed centered by collection salt well 3, in this manner it is possible to more in time,
Saline-alkali water is imported in collection salt well 3 more unobstructedly.In this case, as a kind of embodiment, the length of side of each square is
Can be 25-35m, water penetration salt discharge passage 4 can be uniformly distributed with 30 degree for interval is radial.
For the ease of the saline-alkali water in each square being led in multiple water penetration salt discharge passage 4, it is preferable that such as Fig. 3 institute
Showing, each square is low in centre, the shape that surrounding is high.
Collection salt well 3 can be used light-duty ductile cast iron manhole cover by brick one-tenth, and used Salt And Alkali Tolerance cement plaster.In order to ensure
Collection salt well 3 has enough volumes to house saline-alkali water, it is preferable that collection salt well 3 lower end diameter is not less than 1.5m, and the degree of depth is not less than
2m, well head diameter can be 50-70cm.
Sealing coat 1 can be made up of various suitable materials, for example, it is possible to by diameter not less than 2cm sand gravel and/or
Cinder forms.
In order to ensure that salt-soda soil can be adequately isolated by sealing coat 1 with plantation layer 5, it is preferable that the thickness of sealing coat 1 is the least
In 0.3m, the thickness of backfill layer 2 is 0.5-1m.
According to this utility model, heating part can include solar heat collector, electric heater unit and attemperator.
As in figure 2 it is shown, solar heat collector can include being sequentially connected with solar thermal collector 7, water pump 8, heating tube
Road 9 and storage tank 10.
Wherein, heat supply pipeline 9 can be laid in many ways, is preferably carried out mode as one of the present utility model,
As in figure 2 it is shown, heat supply pipeline 9 is arranged at the upper surface of backfill layer 2 in the horizontal direction with serpentine manner, so that plantation layer 5
Soil conservation is within the temperature range of suitable green plants grows, and in this case, when laying heat supply pipeline 9, can supply
Hot channel 9 other pad fine sand prevents it by pressure break.Preferably, heat supply pipeline 9, spacing side by side 30-can be laid continuously by bending
50cm。
According to this utility model, as it is shown on figure 3, electric heater unit can include the heating wire laid in the horizontal direction
11, heating wire 11 can be laid in many ways, it is preferable that heating wire 11 can be arranged at backfill layer 2 upper surface, and with confession
Hot channel 9 is spaced, thus improves the efficiency of heating surface of heating part further, improves the plantation survival rate of green plants.At this
In the case of Zhong, when laying heating wire 11, can respectively add 3-5cm thickness fine sand in the lower floor of heating wire 11 and upper strata, prevent electric heating
Silk 11 deformation fracture；Heating wire 11 can be connected with service cable by waterproof junction box, every 50-100 square meter heating surface (area) (HS
Heating wire 11 can individually connect cable.
For the ease of controlling the efficiency of heating surface of heating part, heating part can also include controlling device 12, for the ease of operation,
Control device 12 and can be arranged at beyond plantation portion, can be arranged on as required in airtight ferrum case (or plastic box), or
It is installed on indoor, for controlling heating wire 11 and the opening and closing of water pump 8 respectively.
Attemperator can be various structures, as preferably a kind of embodiment of this utility model, as shown in Figure 4, protects
Temperature device can be geotextiles 13.Geotextiles 13 can be 200g/m2Braided geotextile, cloth fabric width can be 3-6m, color
Can be black or green.This geotextiles 13 can be enabled when temperature is less than-5 DEG C, make geotextiles 13 be covered in plantation portion
Side, and lap width is no less than 30cm.
According to this utility model, plantation portion can include being arranged at the plantation layer 5 above backfill layer 2 and green plants 6, plants
The thickness planting soil layer 5 can determine according to the size of place situation and the plant of plantation, and the thickness of plantation layer 5 can be 0.3-
0.5m。
The construction method using above-mentioned salt-soda soil afforestation system to carry out afforesting can be to comprise the steps:
(1) excavating top layer, salt-soda soil original soil and lay sealing coat 1, excavating depth is 1-1.5m, is filled with level in sealing coat 1
Join gravel and/or big beans slag；
(2) sealing coat 1 is divided into the square that middle low surrounding is high, at the centrally disposed collection salt well 3 of square, and to collect salt
Radial uniform laying water penetration salt discharge passage 4 centered by well 3；
(3) make top layer, salt-soda soil original soil obtain conditioned soil after modified, and be backfilled to conditioned soil backfill layer 2；
(4) it is horizontally disposed with heating wire 11 and heat supply pipeline 9 at backfill layer 2 upper surface, and makes one end and the storage of heat supply pipeline 9
Water tank 10 connects, and the other end is connected with solar thermal collector 7 through water pump 8；
(5) it is provided above planting layer 5 at backfill layer 2, is filled with conditioned soil in plantation layer 5, and plants green on plantation layer 5
Change plant 6.
During routine servicing, when the water surface reaches sealing coat 1 lower edge in collection salt well 3, need to carry out in time place of drawing water
Reason, otherwise saline-alkali water can invade plantation soil layer, strengthens the saline and alkaline of plantation soil layer, affects green plants and survive.
The modification method of conditioned soil can be: makes original soil mix homogeneously with the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner
Obtaining conditioned soil, wherein, original soil can be 1:(0.2-with the mass ratio of the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner
0.5): (0.2-0.5): (1.2-2): (0.1-0.5).Conditioned soil after said method is improved can improve the kind of green plants
Plant survival rate, make green plants well-grown.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this utility model does not limit
Detail in above-mentioned embodiment, in technology concept of the present utility model, can be to skill of the present utility model
Art scheme carries out multiple simple variant, and these simple variant belong to protection domain of the present utility model.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, this utility model is to respectively
Plant possible compound mode to illustrate the most separately.
Additionally, combination in any can also be carried out, as long as it is not disobeyed between various different embodiment of the present utility model
Carrying on the back thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (13)
1. a salt-soda soil afforestation system, it is characterised in that this system includes the salt discharge portion being arranged on salt-soda soil and adds
Hot portion, described salt-soda soil afforestation system also includes being arranged at the plantation portion above described salt discharge portion and heating part.
Afforestation system in salt-soda soil the most according to claim 1, it is characterised in that described salt discharge portion includes sealing coat
(1), backfill layer (2), collection salt well (3) and water penetration salt discharge passage (4), described sealing coat (1) and backfill layer (2) depend on from bottom to top
Secondary being laid on salt-soda soil, described collection salt well (3) extends into salt-soda soil from described backfill layer (2), and described water penetration salt discharge is led to
Road (4) buries and is layered in described sealing coat (1) and connects with described collection salt well (3).
Afforestation system in salt-soda soil the most according to claim 2, it is characterised in that described water penetration salt discharge passage (4)
For salt discharging pipe, this salt discharging pipe is evenly distributed with multiple permeable hole.
Afforestation system in salt-soda soil the most according to claim 2, it is characterised in that described water penetration salt discharge passage (4)
For salt discharge closed conduit, this salt discharge closed conduit adds and is stamped cover plate, the sidewall of described salt discharge closed conduit is provided with cell structure.
Afforestation system in salt-soda soil the most according to claim 2, it is characterised in that described sealing coat (1) is divided into one
Individual or multiple squares, each square be provided centrally with a described collection salt well (3), described water penetration salt discharge passage (4) is many
Individual and be radially uniformly distributed centered by described collection salt well (3), the length of side of each square is 25-35m, and each square in
Middle low, that surrounding is high shape.
Afforestation system in salt-soda soil the most according to claim 2, it is characterised in that the thickness of described sealing coat (1) is not
Less than 0.3m, the thickness of described backfill layer (2) is 0.5-1m, and described collection salt well (3) lower end diameter is not less than 1.5m, and the degree of depth is not
Less than 2m.
Afforestation system in salt-soda soil the most according to claim 2, it is characterised in that described heating part includes that solar energy adds
Thermal, electric heater unit and attemperator.
Afforestation system in salt-soda soil the most according to claim 7, it is characterised in that described solar heat collector includes
Solar thermal collector (7), water pump (8), heat supply pipeline (9) and the storage tank (10) being sequentially connected with.
Afforestation system in salt-soda soil the most according to claim 8, it is characterised in that described heat supply pipeline (9) is in level
It is arranged at the upper surface of described backfill layer (2) with serpentine manner on direction.
Afforestation system in salt-soda soil the most according to claim 7, it is characterised in that described electric heater unit is included in
The heating wire (11) laid in horizontal direction, described heating wire (11) is arranged at the upper surface of described backfill layer (2), and with described
Heat supply pipeline (9) is spaced.
11. afforestation systems in salt-soda soil according to claim 10, it is characterised in that described heating part also includes controlling
Device (12), described control device (12) is arranged at beyond described plantation portion, for controlling described heating wire (11) and water respectively
The opening and closing of pump (8).
12. afforestation systems in salt-soda soil according to claim 7, it is characterised in that described attemperator is geotextiles
(13), described geotextiles (13) is covered in above described plantation portion.
13. afforestation systems in salt-soda soil according to claim 2, it is characterised in that described plantation portion includes being arranged at
The plantation layer (5) of described backfill layer (2) top and green plants (6), the thickness of described plantation layer (5) is 0.3-0.5m.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620399403.2U CN205694139U (en) | 2016-05-04 | 2016-05-04 | A kind of salt-soda soil afforestation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620399403.2U CN205694139U (en) | 2016-05-04 | 2016-05-04 | A kind of salt-soda soil afforestation system |
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| CN205694139U true CN205694139U (en) | 2016-11-23 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105766125A (en) * | 2016-05-04 | 2016-07-20 | 亿利生态修复股份有限公司 | Saline and alkaline land landscaping system and method |
| CN107278783A (en) * | 2017-08-07 | 2017-10-24 | 亿利首建生态科技有限公司 | A kind of building method of highway shelter-forest |
| CN109257990A (en) * | 2018-09-14 | 2019-01-25 | 内蒙古农业大学 | A kind of draining salt reduction method that open drain-hidden pipe combines |
| CN110463395A (en) * | 2019-08-21 | 2019-11-19 | 西安建筑科技大学 | A kind of soil of greenbelt modification method suitable for the Northwest city built environment |
| CN112088603A (en) * | 2020-10-10 | 2020-12-18 | 王昌冒 | Saline and alkaline land forage grass is planted with suppression device for ridger |
-
2016
- 2016-05-04 CN CN201620399403.2U patent/CN205694139U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105766125A (en) * | 2016-05-04 | 2016-07-20 | 亿利生态修复股份有限公司 | Saline and alkaline land landscaping system and method |
| CN107278783A (en) * | 2017-08-07 | 2017-10-24 | 亿利首建生态科技有限公司 | A kind of building method of highway shelter-forest |
| CN107278783B (en) * | 2017-08-07 | 2020-06-26 | 亿利首建生态科技有限公司 | Construction method of road protection forest |
| CN109257990A (en) * | 2018-09-14 | 2019-01-25 | 内蒙古农业大学 | A kind of draining salt reduction method that open drain-hidden pipe combines |
| CN110463395A (en) * | 2019-08-21 | 2019-11-19 | 西安建筑科技大学 | A kind of soil of greenbelt modification method suitable for the Northwest city built environment |
| CN112088603A (en) * | 2020-10-10 | 2020-12-18 | 王昌冒 | Saline and alkaline land forage grass is planted with suppression device for ridger |
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