CN104278684A - Earthwork standard room and fiber blanket combined side slope ecological protection method and structure - Google Patents
Earthwork standard room and fiber blanket combined side slope ecological protection method and structure Download PDFInfo
- Publication number
- CN104278684A CN104278684A CN201410458898.7A CN201410458898A CN104278684A CN 104278684 A CN104278684 A CN 104278684A CN 201410458898 A CN201410458898 A CN 201410458898A CN 104278684 A CN104278684 A CN 104278684A
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- Prior art keywords
- geotechnical grid
- sheet material
- fiber blanket
- fishbone
- rail shape
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- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000835 fiber Substances 0.000 title abstract description 15
- 239000000463 material Substances 0.000 claims description 33
- 238000003466 welding Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 1
- 239000002344 surface layer Substances 0.000 abstract 1
- 235000013311 vegetables Nutrition 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000004162 soil erosion Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 101100011509 Drosophila melanogaster Baldspot gene Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/202—Securing of slopes or inclines with flexible securing means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0084—Geogrids
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0085—Geotextiles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/40—Miscellaneous comprising stabilising elements
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention relates to an earthwork standard room and fiber blanket combined side slope ecological protection method and an earthwork standard room and fiber blanket combined side slope ecological protection structure. By a specially-made earthwork standard room product, complementation of advantages of an earthwork standard room technology and a plant fiber blanket technology and innovation of a combined construction process are implemented; by a honeycomb skeleton formed by the earthwork standard room on a high and steep side slope, a firm foundation of a thick soil replacement layer is implemented; by a nest skeleton formed by a plant fiber blanket on a soil replacement surface layer, plant seed and topsoil loss protection is implemented; by a tip-shaped bulge structure of an outward face of the earthwork standard room, rigid contact with the fiber blanket is weakened, so that a gap between the fiber blanket and topsoil is partially eliminated; meanwhile, tip-shaped bulges are inserted through the fiber blanket, so that combination of the fiber blanket and the earthwork standard room can be implemented and downhill diastrophism slippage is prevented.
Description
Technical field
The present invention relates to a kind of side slope ecological protection structure, particularly relate to protecting slope ecology method and structure that a kind of geotechnical grid and tapetum fibrosum combine.
Background technology
Geotechnical grid is by HDPE or the PP copolymerization material broadband of high strength, the netted lattice cell structure of a slice formed through brute force welding or riveted joint.It is capable of expansion and contraction, and can contract during transport gathers into folds, and opens and filling soil stone or concrete material again, form the structure with powerful lateral limitation and large rigidity during use.It can be used to as bed course, and soft ground treatment increases the supporting capacity of ground, also can be laid on domatic upper formation slope protection structure, can also be used to build retaining structure etc.
At present, when common geotechnical grid is used for high gradient slope ecological protection, although the lateral limitation of geotechnical grid is tried hard to keep hindered the substantially firm of domatic thickening soil moved in improve the original layer, but, the initial stage is completed in construction, the top layer seed of outward opening and soil are subject to erosion by wind and rain and run off, and produce sheet bald spot and fish-scale pit shape depression.Further, plant roots, stem degree of lignification are lower, and when branches and leaves coverage is not high, soil erosion can aggravate, and ecological revetment effect is had a greatly reduced quality.Further, the grid plan of lattice outside is unfavorable for taking other water-and-soil conservation measures.
On the other hand, vegetable fiber blanket significantly can reduce domatic topsoil erosion intensity, improves slope landscape, and promote vegetation recovery, more than 25 degree, soil erosion more than 70% can be reduced in abrupt slope.In principle, this technology is in line with the falling leaves settle on the roots, the theory of straw-returning, make full use of plant litter moisture holding capacity and organic with microorganism to the activation capacity of soil to improve the life condition of plant seedling, soil moisture conservation weighing apparatus temperature.But vegetable fiber blanket mechanical strength is lower, the bearing down of thick soil moved in improve the original layer at slope descent cannot be born, cause vegetable fiber blanket to be easy to damaged.
Summary of the invention
The object of the invention is to propose a kind of protecting slope ecology method that geotechnical grid and tapetum fibrosum combine and structure, while obtaining better ecological protection effect, effectively can also solve the difficult problem that vegetable fiber blanket is easy to damaged.
For achieving the above object, the invention provides a kind of geotechnical grid and tapetum fibrosum side slope ecological protection structure, described ecological safeguard structure comprises the geotechnical grid laid along side slope and the tapetum fibrosum covered on described geotechnical grid, described geotechnical grid comprises at least part of fishbone rail shape geotechnical grid sheet material, the bottom of described fishbone rail shape geotechnical grid sheet material is zigzag at least partly, middle part has root hole, the top of described fishbone rail shape geotechnical grid sheet material is provided with pointed projections continuously, and described pointed projections is thrust in described tapetum fibrosum.
Preferably, the angle between adjacent two sawtooth in described zigzag lower end is 30 ° ~ 60 °.
Preferably, the angle between adjacent two fence in described fishbone rail shape upper end is 10 ° ~ 30 °.
Preferably, the connected mode between adjacent geotechnical grid is welding or riveted joint.
Another object of the present invention is also a kind of protecting slope ecology method providing geotechnical grid and tapetum fibrosum to combine, described method comprises the steps: A, prepares fishbone rail shape geotechnical grid sheet material, zigzag structure is opened at least partly in the bottom of described fishbone rail shape geotechnical grid sheet material, open root hole at the middle part of fishbone rail shape geotechnical grid sheet material, open pointed projections continuously on the top of fishbone rail shape geotechnical grid sheet material; B, multiple fishbone rail shape geotechnical grid sheet material is interconnected to form multiple geotechnical grid, and described multiple geotechnical grid is laid along side slope; C, tapetum fibrosum to be covered on described geotechnical grid, and described pointed projections is thrust in described tapetum fibrosum.
Based on technique scheme, advantage of the present invention is:
The present invention's mutual supplement with each other's advantages of geotechnical grid technology and vegetable fiber blanket technology by special geotechnical grid Realization of Product, combination construction process is innovated, it is firm that the honeycomb skeleton formed on high gradient slope by geotechnical grid realizes thick objective soil foundation, the nest's skeleton formed on soil moved in improve the original top layer by vegetable fiber blanket is realized vegetable seeds and protects with native loss of table, rigid contact with tapetum fibrosum structural weakening by geotechnical grid export-oriented face pointed projections, thus part eliminates the gap of tapetum fibrosum and topsoil, simultaneously pointed projections interts the combination that can realize tapetum fibrosum and geotechnical grid through tapetum fibrosum, prevent the inclined slope aspect changing of the relative positions from gliding.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of fishbone rail shape geotechnical grid sheet material;
Fig. 2 is geotechnical grid schematic diagram;
Fig. 3 is geotechnical grid and tapetum fibrosum side slope ecological protection structure schematic diagram;
Wherein, 1 ~ geotechnical grid; 2 ~ tapetum fibrosum; 3 ~ fishbone rail shape geotechnical grid sheet material; 4 ~ root hole; 5 ~ pointed projections; Angle between α ~ sawtooth; Angle between β ~ pointed projections.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The invention provides a kind of geotechnical grid and tapetum fibrosum side slope ecological protection structure, described ecological safeguard structure comprises the geotechnical grid 1 laid along side slope and the tapetum fibrosum 2 covered on described geotechnical grid 1.The mutual supplement with each other's advantages of geotechnical grid ecological vestige and tapetum fibrosum ecological vestige is combined by the present invention, successfully create a kind of upper surface be imitative plant withered fall the semiclosed lattice room of floor, not only can firmly thick-layer soil moved in improve the original but also the high precipitous rock slope thick-layer soil moved in improve the original vegetative protection technology that top layer seed and soil layer can be kept not to run off.
Particularly, described geotechnical grid comprises at least part of fishbone rail shape geotechnical grid sheet material 3, and the connected mode between adjacent geotechnical grid 1 is welding or riveted joint, makes all geotechnical grid sheet materials define an overall structure.The bottom of described fishbone rail shape geotechnical grid sheet material 3 is zigzag at least partly, in the zigzag bottom of geotechnical grid sheet material, angle α between adjacent two sawtooth is 30 ° ~ 60 °, this structure can adapt to more coarse domatic and be easy to increase the skid resistance of bottom surface, lattice room, reaches better protection effect.And the middle part of described fishbone rail shape geotechnical grid sheet material 3 has root hole 4, the root system of planting plants makes all geotechnical grids 1 form an overall structure by root hole 4, effectively increases the stability adopting geotechnical grid 1 bank protection.
Further, preferably, the top of described fishbone rail shape geotechnical grid sheet material 3 is provided with pointed projections 5 continuously, and the angle β between adjacent two described pointed projections 5 is 10 ° ~ 30 °, and described pointed projections 5 is thrust in described tapetum fibrosum 2.Described pointed projections 5 can partial penetration tapetum fibrosum 2, makes geotechnical grid 1 be easy to grasp tapetum fibrosum 2, avoids producing with soil moved in improve the original surface at tapetum fibrosum 2 intercepting gap, effective guarantee seed implantation, plant establishment germination, thus raising survival rate.
Present invention also offers a kind of protecting slope ecology method that geotechnical grid and tapetum fibrosum combine, the method comprises the steps: A, prepares fishbone rail shape geotechnical grid sheet material 3, zigzag structure is opened at least partly in the bottom of described fishbone rail shape geotechnical grid sheet material 3, open root hole 4 at the middle part of fishbone rail shape geotechnical grid sheet material 3, open pointed projections 5 continuously on the top of fishbone rail shape geotechnical grid sheet material 3; B, multiple fishbone rail shape geotechnical grid sheet material 3 is interconnected to form multiple geotechnical grid 1, and described multiple geotechnical grid 1 is laid along side slope; C, tapetum fibrosum 2 to be covered on described geotechnical grid 1, and described pointed projections 5 is thrust in described tapetum fibrosum 2.
Key problem in technology point of the present invention is that there is root hole 4 at the middle part of geotechnical grid sheet material, and a side is laciniation, opposite side is pointed projections 5, geotechnical grid 1 bottom combined thus is that zigzag bonding surface is easy to increase domatic skid resistance, and top is that pointed projections 5 bonding surface is easy to grasp tapetum fibrosum.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (5)
1. a geotechnical grid and tapetum fibrosum side slope ecological protection structure, it is characterized in that: described ecological safeguard structure comprises the geotechnical grid (1) laid along side slope and the tapetum fibrosum (2) covered on described geotechnical grid (1), described geotechnical grid comprises at least part of fishbone rail shape geotechnical grid sheet material (3), the bottom of described fishbone rail shape geotechnical grid sheet material (3) is zigzag at least partly, middle part has root hole (4), the top of described fishbone rail shape geotechnical grid sheet material (3) is provided with pointed projections (5) continuously, described pointed projections (5) is thrust in described tapetum fibrosum (2).
2. safeguard structure according to claim 1, is characterized in that: in the zigzag bottom of geotechnical grid sheet material, and the angle (α) between adjacent two sawtooth is 30 ° ~ 60 °.
3. safeguard structure according to claim 1, is characterized in that: the angle (β) between adjacent two described pointed projections (5) is 10 ° ~ 30 °.
4. safeguard structure according to claim 1, is characterized in that: the connected mode between adjacent geotechnical grid (1) is welding or riveted joint.
5. the protecting slope ecology method that combines of geotechnical grid and tapetum fibrosum, is characterized in that: described method comprises the steps:
A, prepare fishbone rail shape geotechnical grid sheet material (3), zigzag structure is opened at least partly in the bottom of described fishbone rail shape geotechnical grid sheet material (3), open root hole (4) at the middle part of fishbone rail shape geotechnical grid sheet material (3), open pointed projections (5) continuously on the top of fishbone rail shape geotechnical grid sheet material (3);
B, multiple fishbone rail shape geotechnical grid sheet material (3) is interconnected to form multiple geotechnical grid (1), and described multiple geotechnical grid (1) is laid along side slope;
C, tapetum fibrosum (2) to be covered on described geotechnical grid (1), and described pointed projections (5) is thrust in described tapetum fibrosum (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458898.7A CN104278684B (en) | 2014-09-10 | 2014-09-10 | A kind of protecting slope ecology method of geotechnical grid and tapetum fibrosum combination and structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458898.7A CN104278684B (en) | 2014-09-10 | 2014-09-10 | A kind of protecting slope ecology method of geotechnical grid and tapetum fibrosum combination and structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104278684A true CN104278684A (en) | 2015-01-14 |
| CN104278684B CN104278684B (en) | 2016-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410458898.7A Expired - Fee Related CN104278684B (en) | 2014-09-10 | 2014-09-10 | A kind of protecting slope ecology method of geotechnical grid and tapetum fibrosum combination and structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104278684B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104542220A (en) * | 2015-01-21 | 2015-04-29 | 深圳市铁汉生态环境股份有限公司 | Plant-growing meshwork carpet for slope restoration and slope restoration method |
| CN105089065A (en) * | 2015-08-20 | 2015-11-25 | 三峡大学 | Method for improving reinforcement effect on habitat matrixes and preventing matrixes from splashing in ejecting planting process |
| CN107237229A (en) * | 2017-06-22 | 2017-10-10 | 中国建筑土木建设有限公司 | Geotechnical grid and its construction method |
| CN108330763A (en) * | 2018-04-08 | 2018-07-27 | 安徽徽风新型合成材料有限公司 | A kind of geotechnical grid |
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| CN204112341U (en) * | 2014-09-10 | 2015-01-21 | 北京林业大学 | A kind of geotechnical grid and tapetum fibrosum side slope ecological protection structure |
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2014
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Patent Citations (7)
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| JP2000316382A (en) * | 1999-05-13 | 2000-11-21 | Ohbayashi Corp | Impervious sheet and greening of slope by using the same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104542220A (en) * | 2015-01-21 | 2015-04-29 | 深圳市铁汉生态环境股份有限公司 | Plant-growing meshwork carpet for slope restoration and slope restoration method |
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| CN105089065A (en) * | 2015-08-20 | 2015-11-25 | 三峡大学 | Method for improving reinforcement effect on habitat matrixes and preventing matrixes from splashing in ejecting planting process |
| CN107237229A (en) * | 2017-06-22 | 2017-10-10 | 中国建筑土木建设有限公司 | Geotechnical grid and its construction method |
| CN108330763A (en) * | 2018-04-08 | 2018-07-27 | 安徽徽风新型合成材料有限公司 | A kind of geotechnical grid |
| CN108330763B (en) * | 2018-04-08 | 2024-02-27 | 安徽徽风新型合成材料有限公司 | Geotechnical grid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104278684B (en) | 2016-06-29 |
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Inventor after: Yang Jianying Inventor after: Liu Zhixing Inventor after: Qian Dongsheng Inventor after: Zhao Ping Inventor after: Su Xinguo Inventor after: Shi Changqing Inventor after: Xu Zening Inventor after: Zhao Yanning Inventor after: Huang Xuewen Inventor after: Yang Yang Inventor before: Yang Jianying Inventor before: Zhao Ping Inventor before: Shi Changqing Inventor before: Zhao Tingning Inventor before: Yang Yang Inventor before: Yue Huanbi |
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Free format text: CORRECT: ADDRESS; FROM: 100083 HAIDIAN, BEIJING TO: 230088 HEFEI, ANHUI PROVINCE Free format text: CORRECT: INVENTOR; FROM: YANG JIANYING ZHAO PING SHI CHANGQING ZHAO TINGNING YANG YANG YUE HUANBI TO: YANG JIANYING QIAN DONGSHENG ZHAO PING SU XINGUO SHI CHANGQING XU ZENING ZHAO YANNING HUANG XUEWEN YANG YANG LIU ZHIXING |
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Effective date of registration: 20150116 Address after: Wangjiang Road high tech Development Zone Hefei city Anhui province 230088 No. 520 Applicant after: Anhui Highway Holding Group Co., Ltd. Applicant after: Beijing Forestry University Address before: 100083 Haidian District Qinghua East Road,, No. 35, Beijing Forestry University Applicant before: Beijing Forestry University |
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Inventor after: Yang Jianying Inventor after: Liu Zhixing Inventor after: Qian Dongsheng Inventor after: Zhao Ping Inventor after: Su Xinguo Inventor after: Shi Changqing Inventor after: Xu Zening Inventor after: Zhao Tingning Inventor after: Huang Xuewen Inventor after: Yang Yang Inventor before: Yang Jianying Inventor before: Liu Zhixing Inventor before: Qian Dongsheng Inventor before: Zhao Ping Inventor before: Su Xinguo Inventor before: Shi Changqing Inventor before: Xu Zening Inventor before: Zhao Yanning Inventor before: Huang Xuewen Inventor before: Yang Yang |
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Granted publication date: 20160629 Termination date: 20160910 |