CN110485533A - Drought-hit area collection rain flood storage tree planting channel - Google Patents
Drought-hit area collection rain flood storage tree planting channel Download PDFInfo
- Publication number
- CN110485533A CN110485533A CN201910802614.4A CN201910802614A CN110485533A CN 110485533 A CN110485533 A CN 110485533A CN 201910802614 A CN201910802614 A CN 201910802614A CN 110485533 A CN110485533 A CN 110485533A
- Authority
- CN
- China
- Prior art keywords
- erosion
- drought
- gully
- hit area
- gully erosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003860 storage Methods 0.000 title claims abstract description 31
- 230000003628 erosive Effects 0.000 claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 238000005755 formation reaction Methods 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000000717 retained Effects 0.000 abstract description 6
- 241000196324 Embryophyta Species 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000002028 Biomass Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000005413 snowmelt Substances 0.000 description 2
- 238000004162 soil erosion Methods 0.000 description 2
- 240000000218 Cannabis sativa Species 0.000 description 1
- 241000279690 Ixora pavetta Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241001149163 Ulmus americana Species 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
- E03F3/046—Open sewage channels
Abstract
This application discloses a kind of drought-hit area collection rain flood storage tree planting channels, including charge for remittance slope surface, gully erosion, retaining dam and water collecting sump;Charge for remittance slope surface is located at gully erosion two sides, for the rainwash of rainwater and snow-broth formation to be pooled in gully erosion;Gully erosion is formed by natural rain drop erosion, for storing the rainwater and snow-broth that charge for remittance slope surface is collected;It is equipped with a retaining dam every preset distance in gully erosion, for intercepting gully erosion upland water;It is equipped with a water collecting sump towards gully erosion upland water side in each retaining dam, for saving upland water;Kind is implanted with multiple saplings in each water collecting sump;Groove can be set in the middle part of bottom on retaining dam.The rainwash that the present invention generates when retaining heavy rain using the channel of natural rain erosion is largely retained rainwash in channel using retaining dam, weakens the risk of channel downstream flood damage generation.Ponding grows for sapling and utilizes in water collecting sump, realizes the greening in deserted mountain gully.
Description
Technical field
The present invention relates to drought-hit area rain-flood resource systems to utilize technical field more particularly to a kind of drought-hit area collection rain flood storage tree planting ditch
Road.
Background technique
Annual precipitation is usually known as arid biogeographic zone, ground of the annual precipitation between 200-500mm in the area below 200mm
Area is known as semiarid region.The arid biogeographic zone (abbreviation drought-hit area) of general Study is the general name of the two.Due to drought, drought-hit area vegetation is dilute
It dredges, ecological environment is more fragile.Under the indefinite background of climate change, extreme heavy rainfall event increases, drought-hit area faces seriously again
Soil erosion, heavy rain big flood the problems such as.The storm flood of short time cannot get utilization, and cause the wave of water resource
Take.
The collection rain technology of drought-hit area, is concentrated mainly on the farmland of furrow farming, in grass slope-gully system application collection rain skill
The work of art is carried out less.
In northwest China drought-hit area, such as Loess Plateau, the technical application of silt in gully erosion is intercepted using silt arrester
More, the technology for intercepting runoff planting greening based on erosion groove trace gather rain is still rare.
It therefore, in the prior art can not to plant trees since water shortage difficulty survives be urgently to solve at present resource utilization rain flood and drought-hit area
Certainly the problem of.
Summary of the invention
The invention discloses a kind of drought-hit area collection rain flood storage tree planting channels, comprising: charge for remittance slope surface, gully erosion, retaining dam, with
And water collecting sump, wherein
The charge for remittance slope surface is located at the gully erosion two sides, for the rainwash of rainwater and snow-broth formation to be pooled to
In the gully erosion;
The gully erosion is formed by natural rain drop erosion, the rainwater and snow-broth collected for storing the charge for remittance slope surface;
The gradient of the gully erosion is greater than 0 °;
It is equipped with a retaining dam every preset distance in the gully erosion, for intercepting the gully erosion upstream
Water;
It is equipped with a water collecting sump towards gully erosion upland water side in each retaining dam, for saving
State the gully erosion upland water of retaining dam interception;
Kind is implanted with multiple saplings in each water collecting sump.
Preferably, the gradient of the charge for remittance slope surface is 9 ° to 45 °, and the length of grade of the charge for remittance slope surface is more than or equal to 10m.
Preferably, the width of the gully erosion is 0.5m to 10m, and the depth of the gully erosion is 0.2m to 10m, institute
The length for stating gully erosion is more than or equal to 10m.
Preferably, the retaining dam is earth dam.
Preferably, the retaining dam surface covers wire netting.
Preferably, the cross section of the retaining dam is trapezoidal, and the length at the trapezoidal upper bottom is 0.3m to 0.5m, bottom
Length is 1m to 2m, is highly equal to the 50%-70% of the gully erosion depth.
Preferably, groove is equipped on the retaining dam in the middle part of bottom.
Preferably, the width of the water collecting sump is 0.1m to 9m, and the length of the water collecting sump is less than adjacent thereto two
The distance between described retaining dam.
Preferably, the depth of the water collecting sump is 0.1m to 0.2m.
Preferably, the sapling is drought-enduring sapling.
Compared with prior art, drought-hit area collection rain flood storage tree planting channel provided by the invention, reach it is following the utility model has the advantages that
The first, drought-hit area collection rain flood storage tree planting channel of the invention retains heavy rain using the channel of low-lying natural rain erosion
When the rainwash that generates, rainwash is largely retained in channel using retaining dam, weakens channel downstream flood calamity
The risk that evil occurs.
The second, drought-hit area collection rain flood storage tree planting channel of the invention retains the runoff gathering that rainfall generates in water collecting sump,
Utilization is grown for the sapling of plantation, had not only increased the ground biomass of drought-hit area, but also realize the greening in deserted mountain gully.
Third, drought-hit area collection rain flood storage tree planting channel of the invention are carried out using the gully erosion formed by natural rain drop erosion
Flood control kind tree, has carried out sufficient utilization to the gully erosion naturally occurred, solving in the prior art can not resource utilization
The problem of rain flood and drought-hit area are planted trees the problem of being survived due to water shortage difficulty, not only environmentally friendly cost but also low.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of drought-hit area collection rain flood storage tree planting channel in the embodiment of the present invention 1;
Fig. 2 is the top view of drought-hit area collection rain flood storage tree planting channel in the embodiment of the present invention 1;
Fig. 3 is sectional view along A-A in Fig. 2;
Fig. 4 is B-B direction cross-sectional view in Fig. 2;
Fig. 5 is the structural schematic diagram of drought-hit area collection rain flood storage tree planting channel in the embodiment of the present invention 2;
1 it is charge for remittance slope surface, 2 be gully erosion, 3 be retaining dam, 4 be water collecting sump, 5 be sapling, 6 is groove.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.It should be noted that described embodiment only actually is a part of the embodiment of the present invention, rather than whole realities
Example is applied, and is actually merely illustrative, never as to the present invention and its application or any restrictions used.The guarantor of the application
Protect range as defined by the appended claims.
Embodiment 1:
The specific embodiment of herein described drought-hit area collection rain flood storage tree planting channel, the drought-hit area collection rain are shown referring to Fig. 1-4
Flood storage tree planting channel includes: charge for remittance slope surface 1, gully erosion 2, retaining dam 3 and water collecting sump 4, wherein
The charge for remittance slope surface 1 is located at 2 two sides of gully erosion, can produce earth's surface in rainfall or when deposite snow melts
Runoff, charge for remittance slope surface 1 are used to for the rainwash that rainwater and snow-broth are formed being pooled in the gully erosion 2;
The gully erosion 2 is formed by natural rain drop erosion, positioned at the intermediate zone of two sides charge for remittance slope surface 1, is developed on ground
Face is hereinafter, for storing rainwater and snow-broth that the charge for remittance slope surface 1 is collected, and rainwash and snowmelt collects field when being rainfall
Institute;The gradient α of the gully erosion 21Greater than 0 °;
It is equipped with a retaining dam 3 every preset distance in the gully erosion 2, for intercepting the gully erosion 2
Water is swum, 3 both ends of retaining dam are engaged togather with gully erosion 2, are higher by 2 bottom of trench a certain distance of gully erosion, can
The upland water in gully erosion 2 is sufficiently retained, multiple dispersions of retaining dam 3 are laid in gully erosion 2, cut down gully erosion 2
The impact strength of middle and upper reaches water;
It is equipped with a water collecting sump 4 towards the 2 upland water side of gully erosion in each retaining dam 3, for depositing
2 upland water of the gully erosion that the retaining dam 3 intercepts is stored, upland water is stored in the soil in water collecting sump 4;Often
3 quantity of retaining dam in a gully erosion 2 is specifically set as the case may be, is not especially limited here;
Kind is implanted with multiple saplings 5 in each water collecting sump 4, and the quantity of sapling 5 is only schematic in figure, specific sapling
5 quantity are specifically set according to the actual situation, are planted in the soil in water collecting sump 4.It, will by collecting natural precipitation and snowmelt
The rainwater harvested is stored in the soil in water collecting sump 4, guarantees surviving for the sapling of plantation.It does not need artificially to irrigate sapling, it is more
A retaining dam 3 can sufficiently retain the runoff in channel, reduce the risk of rain flood and soil erosion.
Drought-hit area collection rain flood storage tree planting channel in the present embodiment retains heavy rain using the channel of low-lying natural rain erosion
When the rainwash that generates, rainwash is largely retained in channel using retaining dam 3, weakens channel downstream flood calamity
The risk that evil occurs.The runoff gathering that rainfall generates is retained in water collecting sump 4 simultaneously, grows utilization for the sapling of plantation, both
The ground biomass of drought-hit area is increased, and realizes the greening in deserted mountain gully.The drought-hit area collection rain flood storage tree planting channel of the present embodiment
Flood control kind tree is carried out using the gully erosion 2 formed by natural rain drop erosion, the gully erosion 2 naturally occurred has been carried out sufficiently
Utilization, solve the problems, such as in the prior art can not resource utilization rain flood and drought-hit area plant trees and survived due to water shortage difficulty
Problem, not only environmentally friendly cost but also low.
Embodiment 2:
On the basis of embodiment 1, with continued reference to Fig. 1-Fig. 4 and Fig. 5, the application provides the drought-hit area collection rain again
Another embodiment of flood storage tree planting channel.
The gradient α of the charge for remittance slope surface 12It is 9 ° to 45 °, the length of grade a of the charge for remittance slope surface 1 is to protect more than or equal to 10m
There is the rainwater of certain volume to be pooled in erosion groove 2 in the form of rainwash when demonstrate,proving aggressivity heavy rainfall.
The width b of the gully erosion 2 is 0.5m to 10m, the depth h of the gully erosion 21It is described for 0.2m to 10m
The length c of gully erosion 2 is more than or equal to 10m;It is often referred to shallow ridges and dissected valley, water flow is gradually accumulated by piece stream on the slope
Tiny plume forms substantially parallel rill, i.e. shallow ridges (0.5 meter wide, deep 0.1m to 0.4m, long number rice) in earth's surface, by thin
The further incision intensification of ditch forms dissected valley.
The retaining dam 3 is earth dam, when for earth dam, can cover wire netting on 3 surface of retaining dam and (not show in figure
Out), it prevents retaining dam 3 from being destroyed by rush of water by heavy rain, extends the service life of retaining dam 3.
The cross section of the retaining dam 3 be it is trapezoidal, be arranged to the trapezoidal impact strength for increasing retaining dam 3, the ladder
The length d at bottom is 0.3m to 0.5m in shape, and the length e of bottom is 1m to 2m, height h2Equal to the 2 depth h of gully erosion1's
50%-70% not only can guarantee and play the role of intercepting water flow, but also part water flow can be made to flow there through next storage from retaining dam 3
Puddle 4.
Groove 6 (shown in Figure 5) is equipped in the middle part of bottom on the retaining dam 3, can be further ensured that extra water flow can be with
Retaining dam 3 is flowed through to next water collecting sump 4, without causing to waste from outflow gully erosion 2;It can guarantee retaining dam again
Safety.
The width f of the water collecting sump 4 is 0.1m to 9m, and the length g of the water collecting sump 4 is less than described in adjacent thereto two
The distance between retaining dam 3 k.The depth h of the water collecting sump 43For 0.1m to 0.2m, that is, it is lower than 2 bottom 0.1m of gully erosion extremely
0.2m.Soil water-retaining performance in water collecting sump 4 within downward 1 meter is preferable, and the content of the gravel greater than 2 centimetres is below 10%.
The sapling 5 is drought-enduring sapling, and only relying on the moisture stored in water collecting sump soil can survive and grow naturally, such as
The drought-enduring tree species such as torch tree, American elm, plant height is between 1 meter to 2 meters, the age of tree is 2 years to 3 years, kind of tree planting in each water collecting sump
5 plants to 10 plants of seedling.
As can be seen from the above embodiments beneficial effect existing for the application is:
The first, drought-hit area collection rain flood storage tree planting channel of the invention retains heavy rain using the channel of low-lying natural rain erosion
When the rainwash that generates, rainwash is largely retained in channel using retaining dam, weakens channel downstream flood calamity
The risk that evil occurs.
The second, drought-hit area collection rain flood storage tree planting channel of the invention retains the runoff gathering that rainfall generates in water collecting sump,
Utilization is grown for the sapling of plantation, had not only increased the ground biomass of drought-hit area, but also realize the greening in deserted mountain gully.
Third, drought-hit area collection rain flood storage tree planting channel of the invention are carried out using the gully erosion formed by natural rain drop erosion
Flood control kind tree, has carried out sufficient utilization to the gully erosion naturally occurred, solving in the prior art can not resource utilization
The problem of rain flood and drought-hit area are planted trees the problem of being survived due to water shortage difficulty, not only environmentally friendly cost but also low.
Above by drawings and examples, example is passed through to of the invention one although doing to technical solution of the present invention
A little specific embodiments are described in detail, but it should be appreciated by those skilled in the art example above is merely to carry out
Illustrate, the range being not intended to be limiting of the invention.Although the present invention is described in detail referring to the foregoing embodiments, right
For those skilled in the art, it can still modify to technical solution documented by previous embodiment or right
Part of technical characteristic is equivalently replaced.All within the spirits and principles of the present invention, it is made it is any modification, equally replace
It changes, improve, should all be included in the protection scope of the present invention.The scope of the present invention is defined by the appended claims.
Claims (10)
1. a kind of drought-hit area collection rain flood storage tree planting channel characterized by comprising charge for remittance slope surface, gully erosion, retaining dam and
Water collecting sump, wherein
The charge for remittance slope surface is located at the gully erosion two sides, described for the rainwash of rainwater and snow-broth formation to be pooled to
In gully erosion;
The gully erosion is formed by natural rain drop erosion, the rainwater and snow-broth collected for storing the charge for remittance slope surface;It is described
The gradient of gully erosion is greater than 0 °;
It is equipped with a retaining dam every preset distance in the gully erosion, for intercepting the gully erosion upland water;
It is equipped with a water collecting sump towards gully erosion upland water side in each retaining dam, for saving described block
The gully erosion upland water that dam intercepts;
Kind is implanted with multiple saplings in each water collecting sump.
2. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that the gradient of the charge for remittance slope surface is
9 ° to 45 °, the length of grade of the charge for remittance slope surface is more than or equal to 10m.
3. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that the width of the gully erosion is
0.5m to 10m, the depth of the gully erosion are 0.2m to 10m, and the length of the gully erosion is more than or equal to 10m.
4. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that the retaining dam is earth dam.
5. drought-hit area collection rain flood storage tree planting channel according to claim 4, which is characterized in that the retaining dam surface covers iron
Silk screen.
6. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that the cross section of the retaining dam is
Trapezoidal, the length at the trapezoidal upper bottom is 0.3m to 0.5m, and the length of bottom is 1m to 2m, and it is deep to be highly equal to the gully erosion
The 50%-70% of degree.
7. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that set in the middle part of bottom on the retaining dam
It is fluted.
8. drought-hit area collection rain flood storage tree planting channel according to claim 3, which is characterized in that the width of the water collecting sump is
The length of 0.1m to 9m, the water collecting sump are less than the distance between two retaining dams adjacent thereto.
9. drought-hit area collection rain flood storage tree planting channel according to claim 8, which is characterized in that the depth of the water collecting sump is
0.1m to 0.2m.
10. drought-hit area collection rain flood storage tree planting channel according to claim 1, which is characterized in that the sapling is drought-enduring sapling.
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CN201910802614.4A CN110485533A (en) | 2019-08-28 | 2019-08-28 | Drought-hit area collection rain flood storage tree planting channel |
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CN201910802614.4A CN110485533A (en) | 2019-08-28 | 2019-08-28 | Drought-hit area collection rain flood storage tree planting channel |
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