CN111455931A - Cold region flexible integral ecological slope protection structure and construction method thereof - Google Patents
Cold region flexible integral ecological slope protection structure and construction method thereof Download PDFInfo
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- CN111455931A CN111455931A CN202010313005.5A CN202010313005A CN111455931A CN 111455931 A CN111455931 A CN 111455931A CN 202010313005 A CN202010313005 A CN 202010313005A CN 111455931 A CN111455931 A CN 111455931A
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- Prior art keywords
- blocks
- protection
- slope
- slope protection
- positioning structure
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- 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
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
Abstract
The invention discloses a flexible integral ecological slope protection structure for a cold region, which comprises a plurality of facing blocks which are constructed on a slope and have high strength and high impact resistance; connecting the facing blocks into an integral tensile connection facility; the anti-filtration soil protection facility is paved at the bottom of the surface protection block body; the positioning structure is used for fixing the tensile connection facility, and the filling material is filled in the facing block. The invention also discloses a construction method of the flexible integral ecological slope protection structure in the cold region.
Description
Technical Field
The invention relates to the field of water conservancy slope protection engineering, in particular to a cold region flexible integral ecological slope protection structure and a construction method thereof.
Background
The river course side slope protection in cold areas not only needs to consider safety problems such as scour prevention, stormy waves prevention and rain prevention, but also needs to consider ecological, environmental, landscape and leisure needs, and simultaneously, aiming at the particularity of cold areas, the problems of ice damage and freeze damage, difficult construction in summer flood water and winter and the like are also needed to be considered.
The common integral protection slope of the river channel has grout rubble bank protection, concrete bank protection and the like, although the integrity of the slope protection structure is good, the construction process is complex, the requirement on the slope protection foundation is higher, and the integral protection slope belongs to a rigid structure, once the integral protection slope is subjected to freeze thawing circulation in a cold area, after the uneven deformation of the foundation exceeds a certain value, the slope protection structure often has cracks and other damages, even has the phenomenon of overall collapse, not only influences the stability of the side slope, but also causes economic loss. The ecological bank protection structures commonly used in cold regions comprise check net mats (No. CN206521729U), hinge type slope protection structures (No. CN202369994U), geocell (No. CN2533158Y) and the like, but do not form an integral structure, and the construction difficulty on water is large, and the construction quality is difficult to ensure.
In conclusion, it is necessary to provide a flexible integral ecological slope protection structure which can meet frost heaving deformation in cold regions, has a flexible structure and good integrity, can plant and protect aquatic plants, can provide rest places for aquatic animals and plants, and can be constructed in winter.
Disclosure of Invention
One of the technical problems to be solved by the present invention is: the problem of the above-mentioned defect is solved and a flexible whole ecological slope protection structure in cold district is provided, and this slope protection structure is whole ecological good, and the frost heaving resistance ability is strong, and can sink on cold district ice winter, and the construction is convenient.
The second technical problem to be solved by the present invention is: provides a construction method of a flexible integral ecological slope protection structure in a cold region.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the utility model provides a whole ecological slope protection structure of cold district flexibility which characterized in that includes:
constructing a plurality of facing blocks with high strength and high impact resistance on a slope;
connecting the facing blocks into an integral tensile connection facility;
the anti-filtration soil protection facility is paved at the bottom of the surface protection block body;
is provided with a positioning structure for fixing the tensile connection means, and
and the filling material is filled in the facing block.
In a preferred embodiment of the invention, the facing block is a concrete block, a mortar block or an alloy wire mesh cage pad.
In a preferred embodiment of the present invention, the tensile connecting means is a high-strength steel strand or a nylon rope.
In a preferred embodiment of the invention, the tensile connecting device connects a plurality of facing blocks into a flexible whole row and ties the facing blocks at the upper end and the lower end to be locked, so that the facing blocks are tightly embedded.
In a preferred embodiment of the present invention, the anti-filtration soil-retaining means is a woven fabric, a non-woven fabric or a composite geotextile.
In a preferred embodiment of the invention, the positioning structure comprises a temporary positioning structure arranged at the top of the slope protection slope and a permanent positioning structure poured at the top of the slope protection slope.
In a preferred embodiment of the present invention, the filling material is formed by artificial filling and tamping or natural sedimentation of river sediment.
A construction method of the cold region flexible integral ecological slope protection structure is characterized by comprising the following steps:
1) manufacturing a plurality of surface protection block bodies on the slope;
2) connecting a plurality of facing blocks into a flexible whole-row body by using a tensile connecting facility;
3) laying a reverse filtration soil protection facility below the plurality of surface protection blocks;
4) when in cold areas, a plurality of surface protection blocks are laid on the river channel in winter, the upper ends of the surface protection blocks are wound on a temporary positioning structure through a tensile connecting facility, the temporary positioning structure is inserted into the top of the slope protection to fix the position of the surface protection blocks, and the ice and snow automatically sink and drain after melting;
5) after the ice and snow melt, the plurality of surface protection block bodies are sunk and discharged to the normal water level, the temporary positioning structure is removed at the top of the slope protection slope, the permanent positioning structure is poured, and the upper part of the tensile connecting structure is buried in the permanent positioning structure;
6) and filling materials in the surface protection block, and planting green plants in the surface protection block above the normal water level.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: the invention adopts the facing blocks with good flexibility and integrity and strong adaptive deformation capability, a certain gap is arranged between the facing blocks, the facing blocks have certain expansion capability and strong frost heaving resistance, the facing blocks are used for weight reduction and geotextile reverse filtration, the adaptive water level change capability is strong, the gap of the facing blocks is beneficial to the exchange between the water inside and outside the revetment, the ecological requirements can be better met, the cold region revetment can be constructed by adopting an ice-on-ice displacement mode in winter, the construction cofferdam engineering investment is reduced, the construction progress can be accelerated, and the construction mechanization degree is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a flexible integral ecological slope protection structure in a cold region before construction.
Fig. 2 is a schematic structural diagram of the cold region flexible integral ecological slope protection structure after construction.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below.
Referring to fig. 1 to 2, the flexible integrated ecological slope protection structure for cold regions includes a plurality of facing blocks 100 with high strength and high impact resistance, a tensile connection facility 200, a reverse filtration soil protection facility 300, a positioning structure 400, and a filling material 500.
A plurality of surface protection blocks 100 with high strength and high impact resistance are constructed on the slope, and the surface protection blocks 100 are preferably concrete blocks, mortar blocks or alloy steel wire mesh cage cushion blocks. Holes with a certain area are reserved between each facing block 100, so that the facing blocks 100 have certain telescopic capacity and strong freezing resistance.
The tensile connecting means 200 connects the facing blocks 100 as a whole, and the tensile connecting means 200 is preferably a high-strength steel strand or a nylon rope. The tensile connecting device 200 connects the plurality of facing blocks 100 into a flexible whole row, and ties the facing blocks at the upper and lower ends to ensure that each facing block 100 is tightly embedded. The facing block 100 has good flexibility and integrity and strong adaptability to deformation.
The reverse filtration soil protection facility 300 is laid on the bottom of the facing block 100, and the reverse filtration soil protection facility 300 is preferably woven cloth, non-woven cloth or composite geotextile. The reverse filtering soil conservation facility 300 is tightly attached to the bottom of the facing block 100 through the weight of the facing block 100, and a certain width is reserved around the facing block 100, so that the soil loss of a bank slope is prevented, and the reverse filtering soil conservation facility can adapt to the change of different water levels.
The positioning structure 400 is used to fix the tensile connection device 200, and the positioning structure 400 includes a temporary positioning structure 410 disposed on the top of the slope protection slope and a permanent positioning structure 420 cast on the top of the slope protection slope. When the cold region is laid the armor block 100 on the ice of the river course in winter, the upper end of the armor block 100 is wound on the temporary positioning structure 410 through the tensile connecting facility 200, the temporary positioning structure 410 is inserted into the position of the fixed armor block 100 on the slope top of the slope protection, and the ice and snow melt and naturally sink. After the ice and snow melt, remove temporary location structure 400 at the bank protection top of slope, pour permanent location structure 420, bury permanent location structure 420 with tensile connection facility 200 upper portion in, improve bank slope's overall stability.
The packing material 500 is filled in the facing block 100, and the packing material 500 is formed by artificial filling compaction or natural sedimentation of river sediment. Specifically, filling material 500 is filled in the space of armor block 100, and can fill in the space of armor block 100 above the normal water level and plant soil and clap to reality to plant greening plants, satisfy the ecological greening requirement of armor block 100, plant roots can play the effect of muscle and anchor to the soil body of bank slope simultaneously, reinforcing bank slope's overall stability. When the water is below the normal water level, the water can be naturally deposited and filled by river mud and sand.
A construction method of the cold region flexible integral ecological slope protection structure comprises the following steps:
1) manufacturing a plurality of surface protection block bodies on the slope;
2) connecting a plurality of facing blocks into a flexible whole-row body by using a tensile connecting facility;
3) laying a reverse filtration soil protection facility below the plurality of surface protection blocks;
4) when in cold areas, a plurality of surface protection blocks are laid on the river channel in winter, the upper ends of the surface protection blocks are wound on a temporary positioning structure through a tensile connecting facility, the temporary positioning structure is inserted into the top of the slope protection to fix the position of the surface protection blocks, and the ice and snow automatically sink and drain after melting;
5) after the ice and snow melt, the plurality of surface protection block bodies are sunk and discharged to the normal water level, the temporary positioning structure is removed at the top of the slope protection slope, the permanent positioning structure is poured, and the upper part of the tensile connecting structure is buried in the permanent positioning structure;
6) and filling materials in the surface protection block, and planting green plants in the surface protection block above the normal water level.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a whole ecological slope protection structure of cold district flexibility which characterized in that includes:
constructing a plurality of facing blocks with high strength and high impact resistance on a slope;
connecting the facing blocks into an integral tensile connection facility;
the anti-filtration soil protection facility is paved at the bottom of the surface protection block body;
is provided with a positioning structure for fixing the tensile connection means, and
and the filling material is filled in the facing block.
2. The flexible integrated ecological slope protection structure in cold regions, according to claim 1, wherein the facing blocks are concrete blocks, mortar blocks or alloy wire mesh cage blocks.
3. The flexible integrated ecological slope protection structure in cold regions, according to claim 1, wherein the tensile connecting means is high-strength steel strands or nylon ropes.
4. The ecological slope protection structure of claim 1, wherein the tensile connection means connects the facing blocks into a flexible whole row, and ties the facing blocks at the upper and lower ends to ensure tight embedding between the facing blocks.
5. The flexible integrated ecological slope protection structure in cold regions, according to claim 1, wherein the soil-reverse filtering and protecting facility is woven cloth, non-woven cloth or composite geotextile.
6. The flexible integrated ecological slope protection structure in the cold region, according to claim 1, wherein the positioning structure comprises a temporary positioning structure disposed on the top of the slope protection slope and a permanent positioning structure poured on the top of the slope protection slope.
7. The flexible integrated ecological slope protection structure in cold regions, according to claim 1, wherein the filling material is formed by artificial filling and tamping or natural sediment deposition of river sediment.
8. A construction method of a flexible integral ecological slope protection structure in a cold area as claimed in any one of claims 1 to 7, characterized by comprising the following steps:
1) manufacturing a plurality of surface protection block bodies on the slope;
2) connecting a plurality of facing blocks into a flexible whole-row body by using a tensile connecting facility;
3) laying a reverse filtration soil protection facility below the plurality of surface protection blocks;
4) when in cold areas, a plurality of surface protection blocks are laid on the river channel in winter, the upper ends of the surface protection blocks are wound on a temporary positioning structure through a tensile connecting facility, the temporary positioning structure is inserted into the top of the slope protection to fix the position of the surface protection blocks, and the ice and snow automatically sink and drain after melting;
5) after the ice and snow melt, the plurality of surface protection block bodies are sunk and discharged to the normal water level, the temporary positioning structure is removed at the top of the slope protection slope, the permanent positioning structure is poured, and the upper part of the tensile connecting structure is buried in the permanent positioning structure;
6) and filling materials in the surface protection block, and planting green plants in the surface protection block above the normal water level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010313005.5A CN111455931A (en) | 2020-04-20 | 2020-04-20 | Cold region flexible integral ecological slope protection structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010313005.5A CN111455931A (en) | 2020-04-20 | 2020-04-20 | Cold region flexible integral ecological slope protection structure and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111455931A true CN111455931A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010313005.5A Pending CN111455931A (en) | 2020-04-20 | 2020-04-20 | Cold region flexible integral ecological slope protection structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116356763A (en) * | 2023-01-04 | 2023-06-30 | 泗洪县水利工程建设管理中心 | Dam reinforcing structure and reinforcing method for flood-stagnation area |
-
2020
- 2020-04-20 CN CN202010313005.5A patent/CN111455931A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116356763A (en) * | 2023-01-04 | 2023-06-30 | 泗洪县水利工程建设管理中心 | Dam reinforcing structure and reinforcing method for flood-stagnation area |
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