CN108729409A - A kind of river antiseepage stores ecological restoring apparatus again - Google Patents
A kind of river antiseepage stores ecological restoring apparatus again Download PDFInfo
- Publication number
- CN108729409A CN108729409A CN201810432063.2A CN201810432063A CN108729409A CN 108729409 A CN108729409 A CN 108729409A CN 201810432063 A CN201810432063 A CN 201810432063A CN 108729409 A CN108729409 A CN 108729409A
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- river
- antiseepage
- bed course
- embankment
- flexible barrier
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004746 geotextile Substances 0.000 claims abstract description 27
- 230000004888 barrier function Effects 0.000 claims abstract description 25
- 239000004575 stone Substances 0.000 claims abstract description 23
- 241000345998 Calamus manan Species 0.000 claims abstract description 15
- 241000124033 Salix Species 0.000 claims abstract description 15
- 235000012950 rattan cane Nutrition 0.000 claims abstract description 15
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- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 10
- 241001330002 Bambuseae Species 0.000 claims abstract description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 10
- 239000011425 bamboo Substances 0.000 claims abstract description 10
- 239000011380 pervious concrete Substances 0.000 claims abstract description 10
- 239000007787 solid Substances 0.000 claims abstract description 10
- 241000196324 Embryophyta Species 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 230000008595 infiltration Effects 0.000 abstract description 7
- 238000001764 infiltration Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 11
- 244000025254 Cannabis sativa Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
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- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/122—Flexible prefabricated covering elements, e.g. mats, strips
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses a kind of river antiseepages to store ecological restoring apparatus again, including the flexible barrier bed course being laid on river bed cross section, the flexible barrier mat surface is equipped with L-type block, in the L-type stop bottom insertion flexible barrier bed course, the both sides of flexible barrier bed course extend to embankment both sides, and embankment both sides are equipped with Ecotypic Stone Mesh-box embankment；Flexible barrier bed course includes the bottom geotextiles being laid with from the bottom to top, the antiseepage soil body and upper layer geotextiles；L-type block includes L-type pervious concrete block, fixed timber, cobble and gravel and water plant；Ecotypic Stone Mesh-box embankment includes living willow stake, enclosing rattan, ties up bamboo skin, solid soil flood control stone and fixed cover.The antiseepage that the present invention realizes river stores again, solves the problems, such as that the original pool in river is difficult with water storage, reduces the infiltration coefficient in river riverbed by flexible barrier bed course, slow down the infiltration rate of river water, be finally reached the purpose of Antiseepage water storage.
Description
Technical field
The present invention relates to water conservancy ecosystem field of environmental technology more particularly to a kind of river antiseepage to store ecological restoring apparatus again.
Background technology
In numerous basin rivers region, especially in northern area, most of is seasonal river, is not had throughout the year in river
Water only has rainfall retention in wet season festival-gathering, and river water level is kept for no more several days, and is restored to dry state, such as Linzhou City
The city Lusuihe River, Beijing Yuanmingyuan Park pond etc..There is also anti-water logging control deficient function of regulating and storing, riverbank vegetation to lack simultaneously in these rivers,
The ecological sex chromosome mosaicism such as mud blocking.
For this problem, is required that water storage is needed to form the water surface according to river regulation, need to fully consider anti-seepage scheme
Reasonability and economical, river engineering final goal can be reached.Accordingly, river seepage control method at this stage is divided into two
Kind：" oozing firmly " and " soft to ooze ".Hard ooze mainly is built by laying bricks or stones using the hardenings material such as concrete, cement, stone masonry；It is soft to ooze mainly
It is laid with using flexible materials such as geotextiles, HDPE antiseepage films, LDPE flexible waters film, GCL bentonite waterproof blanket to realize
The function of antiseepage.
Although both seepage control measures at this stage realize the requirement of antiseep, but destroy water system entirety ecosystem
System.Geobiont, insect, amphibian in riverbed, the zooplankters and lotus, reed, algae etc. such as fish, worm in water are aquatic
Plant and the flowers, plants and trees on bank constitute the complete ecosystem of an interdependence.Seepage control measure has separated oneself of water
So cycle is allowed to that substance, energy exchange can not be carried out with antiseepage film part below, destroys the diversity of species.It is more tight
Weight, the principle that Natural Water has been violated in this kind of measure, underground water circulates naturally reduce the self-purification capacity of water, it is easier to lead
It gets rich nutrient laden, water greening is made to foul；And it is more also easy to produce methane class pernicious gas, the water body in antiseepage river is become one
A " methane-generating pit ", accelerates the deterioration of water environment.Under the overall background of Ecological Civilization Construction development, river seepage control technique measure hand
Section needs to respond ecology, the construction requirements of landscape.
Invention content
Goal of the invention：Purpose of the present invention is to propose that a kind of river antiseepage stores ecological restoring apparatus again, river can be both solved
The problem of infiltration is difficult to water storage, while the ecoscape effect in nature riverbed can also be reached.
Technical solution：The present invention includes the flexible barrier bed course being laid on river bed cross section, the flexible barrier bed course
Surface is equipped with L-type block, and the L-type stop bottom is embedded in flexible barrier bed course, and the both sides of flexible barrier bed course extend to
Embankment both sides, embankment both sides are equipped with Ecotypic Stone Mesh-box embankment.
The flexible barrier bed course includes the bottom geotextiles being laid with from the bottom to top, the antiseepage soil body and upper layer geotextiles.
The bottom geotextiles are laterally laid with using longitudinal paving mode, the upper layer geotextiles.
In such a way that layering is laid with, the grain size of the soil body gradually increases the antiseepage soil body from the bottom to top.
The L-type block includes L-type pervious concrete block, fixed timber, cobble and gravel and water plant.
In the L-type pervious concrete block insertion flexible barrier bed course, it is permeable mixed that the fixation timber is inserted into L-type
In the hole of solidifying soil stop bottom, the cobble is located at gravel and water plant inside L-type pervious concrete block.
The Ecotypic Stone Mesh-box embankment includes living willow stake, enclosing rattan, ties up bamboo skin, solid soil flood control stone and fixation
Cover.
The work willow stake passes through the geotextiles of embankment both sides and fixation, and willow stake living is wound by enclosing rattan to be connected
It connects, bamboo skin is tied up in the lower section of enclosing rattan equipped with the solid soil flood control stone of placement, and described fixing is covered to be covered in across willow stake living
Gu the top of soil flood control stone.
Advantageous effect：The antiseepage that the present invention realizes river stores again, solves the original pool in river and water storage
Difficult problem is reduced the infiltration coefficient in river riverbed by flexible barrier bed course, slows down the infiltration rate of river water, be finally reached anti-
Ooze the purpose of water storage.
Description of the drawings
Fig. 1 is the river vertical view of the present invention；
Fig. 2 is the river cross-section figure of the present invention；
Fig. 3 is the flexible barrier setting cushion schematic diagram of the present invention；
Fig. 4 is the L-type block schematic diagram of the present invention；
Fig. 5 is the Ecotypic Stone Mesh-box embankment construction schematic diagram of the present invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the present invention includes the flexible barrier bed course 1 being laid on river bed cross section, flexible barrier bed course
1 surface is equipped with L-type block 2, and 2 bottom of L-type block is embedded in flexible barrier bed course 1, and the both sides of flexible barrier bed course 1 extend to dike
Bank both sides, embankment both sides are equipped with Ecotypic Stone Mesh-box embankment 3.
As shown in figure 3, flexible barrier bed course 1 includes the bottom geotextiles 11 being laid with from the bottom to top, it is layered the antiseepage of laying
The soil body 12 and upper layer geotextiles 13.Main percolator of the flexible barrier bed course 1 as entire technical solution plays reduction infiltration
Coefficient, the effect for slowing down seepage velocity.It is 8-10m, 800g/m that bottom geotextiles 11, which need to select width,2Terylene short fiber needle thorn soil
Work cloth, every section of length is depending on river overall length, generally optional 50-80m long.After channel excavation, it is laid with bottom geotextiles 11
When, it need to consider to ooze direction and infiltration hydraulic gradient under river water, be laid with from two side of embankment to riverbed central symmetry, every piece of transverse direction is taken
Spreading degree will be more than 0.3m, and lap-joint is attached fixation with waterproof strong glue.Bottom geotextiles 11 are laid with from downstream toward upstream,
One section be laid with afterwards need to carry out being engaged laying with the preceding paragraph, and longitudinal lap joint length requires more than 0.5m, and lap-joint equally uses waterproof
Seccotine is attached fixation.The antiseepage soil body 12 amounts in such a way that layering is laid with and is laid with 4 layers, and every layer of laying depth is
10cm.Cohesive soil of the bottom between grain size 0.002-0.005mm；Silty sand of the second bottom between grain size 0.05-0.005mm
Native and above-mentioned cohesive soil, and according to 1:The mixing graded soil that 1 quality stirs evenly；Secondary surface layer be grain size 0.05-0.25mm it
Between grail soil and above-mentioned cohesive soil, silty sand, and press quality 1:1:The 1 mixing graded soil stirred evenly；Surface layer is grain
Middle sandy and stony soil between diameter 0.25-0.5mm and above-mentioned grail soil, cohesive soil, silty sand, by quality 1:1:1:1 stirring is equal
Even mixing graded soil.Upper layer geotextiles 13 equally select width 8-10m, 800g/m2Terylene short fiber needle-punched geotextiles, under
It swims toward upstream and is laid with, for every section of laying length depending on river width, both ends need to reserve the development length of 3m, later stage Ecotypic Stone Mesh-box
Embankment 3 need to be disposed there above, and be played the role of fixed.The overlapping mode of upper layer geotextiles 13 is identical as bottom geotextiles 11,
It need to be engaged laying, junction is attached with waterproof strong glue.
As shown in figure 4, L-type block 2 includes L-type pervious concrete block 21, fixed timber 22, cobble and gravel 23 and water
Plant 24.L-type block 2 is the main biological breeding apparatus in entire technical solution, is the ecosystem restoration and hair in basin
It educates and provides a stable space.L-type pervious concrete block 21 need to be prefabricated in the factory, length 1.2m, and section is approximation L
Type, width and height are all 0.4m.When being prefabricated in the factory, the hole of 3 a diameter of 8cm need to be reserved in its bottom, for fixed wood
Stake 22, which is squeezed into, provides space.Fixed timber 22 uses China fir timber, bottom to fine away, surface layer brushing waterproof and anticorrosion paint.L-type is permeable mixed
Solidifying soil block 21 need to be pressed into inside riverbed, squeeze into fixed timber 22 after indentation, and clay compacting is inserted in the gap of hole.?
The inside of L-type block 2 is put into cobble and gravel 23, diameter about 5cm -10cm or so, and the embryo of water plant 24 is sprinkled into gap
Bud or seedling, and insert Nutrition Soil compacting.
As shown in figure 5, Ecotypic Stone Mesh-box embankment 3 includes living willow stake 31, enclosing rattan 32, ties up bamboo skin 33, solid soil flood control
Stone 34 and fixed cover 35.Ecotypic Stone Mesh-box embankment 3 is the main flood control of entire technical solution and solid bank device, while can also be played
The effect of ecological recovery.In riverbank both sides, in the range of bottom geotextiles 11 and the extension of upper layer geotextiles 13,1m is divided between squeezing into
Work willow stake 31,31 length of willow stake living is 1.8m, and insertions soil body depth is 0.5m.Pass through enclosing rattan between stake and stake
32 or the rope made of hemp be wound connection, the upper and lower gap of enclosing rattan 32 is no more than 15cm, to form square arrangement
Space.In the lower section of willow stake 31 and enclosing rattan 32 living, it is previously threaded through and ties up bamboo skin 33, tying up bamboo skin 33 need to weave in advance
Good, length need to reach 1.5m after braiding.In the space that willow stake 31 living and enclosing rattan 32 are constituted, layering is put into solid soil flood control
Stone 34 sows grass seeds, and miscellaneous fill compacting is added.After the completion of enrockment bankets, fixed cover 35 is covered, rubber drawing-off can be used
Net, palm braided fabric, rattan weaving object etc. it is prefabricated at band cover, and be previously threaded through bottom tie up bamboo skin 33 weave
It is connected.It is also required to be attached fixation with rattan or the rope made of hemp between each fixed cover 35.
Specific construction flow is：
1, excavation dredging is carried out to riverbed bottom in the dry season, it is standby that the cobble and gravel cleaned out washes away clean rear recycling
With, by riverbed bottom carry out naturalization finishing, form ups and downs river bed cross section.Then the paving of bottom geotextiles 11 is carried out
If laying need to be carried out along the natural shape of section, try not to generate gap, antiseepage soil between soil layer and bottom geotextiles 11
Body 12 and upper layer geotextiles 13 require as described above and process is laid with.In entire process of deployment, using local compacting
Mode ensure the oscillating curves of section.
2, in the lap-joint of upper layer geotextiles 13, L-type pervious concrete block 21 is squeezed into, stop bottom need to be embedded in antiseepage soil
In body 12, arround gap tamped with miscellaneous fill, fixed timber 22 is squeezed into reserving hole and is tamped.It is put into and rinses well in inside
Cobble and gravel 23, sow grass seeds and tamp, when later stage water storage, fry can be sent out.
3, gabion filling height is determined according to on-site actual situations, in embankment both sides in the model that flexible barrier bed course 1 extends
In enclosing, willow stake 31 living to be squeezed into, enclosing is carried out with enclosing rattan 32, pre-inserted ties up bamboo skin 33, inserts solid soil flood control stone 34,
It is fixedly connected with fixed cover 35.
By the interception of the riverbed surface and L-type block of fluctuating, the ecosystem in river gradually restores the present invention, passes through
The rainfall in rainy season, the water surface is gradually increasing in river, and water-holding capacity improves.Water is plentiful in later stage river, and the ecosystem is in great numbers, by
The antiseepage that step realizes river stores and ecological recovery again.
Claims (8)
1. a kind of river antiseepage stores ecological restoring apparatus again, it is characterised in that：Including the flexible barrier being laid on river bed cross section
Bed course (1), described flexible barrier bed course (1) surface are equipped with L-type block (2), and the bottom insertion of the L-type block (2) is flexible
In antiseepage bed course (1), the both sides of flexible barrier bed course (1) extend to embankment both sides, and embankment both sides are equipped with Ecotypic Stone Mesh-box embankment
(3)。
2. a kind of river antiseepage according to claim 1 stores ecological restoring apparatus again, it is characterised in that：The flexibility is anti-
It includes the bottom geotextiles (11) being laid with successively from the bottom to top, the antiseepage soil body (12) and upper layer geotextiles (13) to ooze bed course (1).
3. a kind of river antiseepage according to claim 2 stores ecological restoring apparatus again, it is characterised in that：The underearth
Work cloth (11) is longitudinally laid with, and the upper layer geotextiles (13) are laterally laid with.
4. a kind of river antiseepage according to claim 2 stores ecological restoring apparatus again, it is characterised in that：The antiseepage soil
Body (12) layering is laid with, and the grain size of the soil body gradually increases from the bottom to top.
5. a kind of river antiseepage according to claim 1 stores ecological restoring apparatus again, it is characterised in that：The L-type gear
Block (2) includes L-type pervious concrete block (21), fixed timber (22), cobble and gravel (23) and water plant (24).
6. a kind of river antiseepage according to claim 5 stores ecological restoring apparatus again, it is characterised in that：The L-type is saturating
In the embedded flexible barrier bed course (1) of water coagulation soil block (21), the fixation timber (22) is inserted into L-type pervious concrete block
(21) in the hole of bottom, the cobble is located at L-type pervious concrete block (21) with gravel (23) and water plant (24)
It is internal.
7. a kind of river antiseepage according to claim 1 stores ecological restoring apparatus again, it is characterised in that：The ecological stone
Cage embankment (3) includes living willow stake (31), enclosing rattan (32), tie up bamboo skin (33), solid soil flood control stone (34) and fixed is covered
(35)。
8. a kind of river antiseepage according to claim 7 stores ecological restoring apparatus again, it is characterised in that：The work willow
Stake (31) passes through the geotextiles of embankment both sides and fixation, willow stake (31) living to be intertwined and connected by enclosing rattan (32), enclosing rattan
Bamboo skin (33) is tied up in the lower section of item (32) equipped with the solid soil flood control stone (34) of placement, and described fixing covers (35) and pass through willow living
Stake (31) covers in the top of solid soil flood control stone (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810432063.2A CN108729409B (en) | 2018-05-08 | 2018-05-08 | River course prevention of seepage holds ecological recovery unit again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810432063.2A CN108729409B (en) | 2018-05-08 | 2018-05-08 | River course prevention of seepage holds ecological recovery unit again |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108729409A true CN108729409A (en) | 2018-11-02 |
| CN108729409B CN108729409B (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810432063.2A Active CN108729409B (en) | 2018-05-08 | 2018-05-08 | River course prevention of seepage holds ecological recovery unit again |
Country Status (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778881A (en) * | 2019-03-13 | 2019-05-21 | 北京市密云区水土保持工作站 | It is a kind of to set disk and application for the ecological of hillside fields economic forest |
| CN109826155A (en) * | 2019-03-21 | 2019-05-31 | 中建五局土木工程有限公司 | Karst Geological Landscape river structure and its construction method |
| CN110485372A (en) * | 2019-09-05 | 2019-11-22 | 陕西地建土地工程技术研究院有限责任公司 | Channel protection structure suitable for loess geology |
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|---|---|---|---|---|
| CN109778881A (en) * | 2019-03-13 | 2019-05-21 | 北京市密云区水土保持工作站 | It is a kind of to set disk and application for the ecological of hillside fields economic forest |
| CN109826155A (en) * | 2019-03-21 | 2019-05-31 | 中建五局土木工程有限公司 | Karst Geological Landscape river structure and its construction method |
| CN109826155B (en) * | 2019-03-21 | 2024-01-30 | 中建五局土木工程有限公司 | Karst geological river channel structure and construction method thereof |
| CN110485372A (en) * | 2019-09-05 | 2019-11-22 | 陕西地建土地工程技术研究院有限责任公司 | Channel protection structure suitable for loess geology |
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| CN108729409B (en) | 2020-05-05 |
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