CN114086505A - River course slope protection structure for hydraulic engineering and laying construction method - Google Patents
River course slope protection structure for hydraulic engineering and laying construction method Download PDFInfo
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- CN114086505A CN114086505A CN202010782787.7A CN202010782787A CN114086505A CN 114086505 A CN114086505 A CN 114086505A CN 202010782787 A CN202010782787 A CN 202010782787A CN 114086505 A CN114086505 A CN 114086505A
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- 238000010276 construction Methods 0.000 title claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000002689 soil Substances 0.000 claims description 31
- 239000004746 geotextile Substances 0.000 claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 239000004567 concrete Substances 0.000 claims description 6
- 239000003337 fertilizer Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 239000002245 particle Substances 0.000 description 4
- 241001464837 Viridiplantae Species 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
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- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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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
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Abstract
The application relates to a river course slope protection structure for hydraulic engineering, which comprises protection feet arranged at the bottom of a river course side slope, a stand column vertically embedded at the bottom of the river course side slope, a reinforcing mesh fixedly connected with the top of the stand column, a plurality of slope protection box bodies fixedly connected with the reinforcing mesh, and anchor rods vertically connected with the bottom surface of the slope protection box body; macadam is filled in the slope protection box body; every four bolted connection in order of bank protection box encloses into a planting chamber that is used for planting green planting. This application belongs to the technical field of the river course bank protection, and it has the advantage that enables river course bank protection structure more stable not fragile.
Description
Technical Field
The application relates to the technical field of river course slope protection engineering, in particular to a river course slope protection structure for hydraulic engineering and a laying construction method.
Background
At present, river course bank protection generally refers to the ecological bank protection of river course, and the most main effect of river course bank protection is the protection river course side slope, especially keeps and protects the soil and water in the water level fluctuation district, then protects the ecology in the river course secondly.
The general river channel revetment is to drill holes on the side slopes of the river channel, erect a template, pour a frame beam, fill soil in the frame beam, plant green plants, or directly pour ecological bags, so that the ecological bags are connected end to form a multi-level river channel revetment structure. Although can play the effect of protection river course side slope and ecological environment in a period before after the construction like this, along with the time lapse and when river course normal water flow increase and velocity of flow can improve because of climate change, the filled soil can partly be washed away by rivers, and the ecological bag structure can be damaged, and then leads to the unstable fragile problem of whole river course bank protection structure.
Therefore, a river slope protection structure for hydraulic engineering and a paving construction method are needed to solve the above problems.
Disclosure of Invention
In order to make river course slope protection structure more stable not fragile, this application provides a river course slope protection structure for hydraulic engineering and lays construction method.
First aspect, the utility model provides a river course slope protection structure for hydraulic engineering adopts following technical scheme:
a river course slope protection structure for hydraulic engineering comprises protection feet arranged at the bottom of a river course side slope, an upright post vertically embedded at the bottom of the river course side slope, a reinforcing mesh fixedly connected with the top of the upright post, a plurality of slope protection box bodies fixedly connected with the reinforcing mesh, and anchor rods vertically connected with the bottom surface of the slope protection box bodies;
macadam is filled in the slope protection box body;
every four bolted connection in order of bank protection box encloses into a planting chamber that is used for planting green planting.
Through adopting above-mentioned technical scheme, the banket can play the supporting role to whole slope protection structure's bottom, and stand and fixed connection's reinforcing bar net with it provide the stress point for the slope protection box, make the slope protection box installation more firm. Every four bank protection boxes bolted connection in order, simple to operate, and connect stably, add the rubble in the bank protection box, green planting can be planted to the planting intracavity that encloses, utilizes the plant and rock, the interact on soil layer root system anchor effect promptly, protects and consolidates river course side slope top layer, makes whole slope protection structure more stable not fragile. In addition, the one end of stock and the bottom fixed connection of bank protection box, under the other end then inserted the soil layer of river course side slope, make the stability of bank protection box higher, whole slope protection structure is also more not fragile.
Preferably, the side of banket passes through bolted connection with the side of bank protection box.
Through adopting above-mentioned technical scheme, bolt fixed connection on banket and the bank protection box accessible junction side is in the same place, when making the installation of bank protection and banket more convenient, and the connection between bank protection and the bank protection box is more firm, and stability is higher.
Preferably, the slope protection box body is provided with a geogrid.
By adopting the technical scheme, the geogrid is a geosynthetic material, has the characteristics of high strength, strong bearing capacity, corrosion resistance, aging resistance, high friction coefficient and the like, can enhance the bearing capacity and stability of the whole slope protection structure, and prevents water and soil loss.
Preferably, the slope protection box and the slope protection box that another links to each other are connected and all are equipped with mutually supporting card strip on the face.
Through adopting above-mentioned technical scheme, the setting up of card strip enables between the slope protection box erection joint convenient and fast more, aims at realizing the connection between two slope protection boxes, wears to establish the bolt again can. And the joint between card strip and the card strip can prevent to take place relative slip between the bank protection box and make the bolt damage, makes bank protection box connect more firmly.
Preferably, be equipped with the supplementary mounting panel of a plurality of mutually perpendicular joggles on the internal surface of slope protection box.
Through adopting above-mentioned technical scheme, the setting of supplementary mounting panel for when river course side slope edge was installed to the bank protection box, still can interconnect between the bank protection box that enables less than four, thereby improve slope protection structure's overall stability.
Preferably, the slope protection box body is connected with another opposite slope protection box body through split bolts.
Through adopting above-mentioned technical scheme, the split bolt can get up two relative bank protection box fixed connection that set up, forms two quadrangle connection structure to make four connections between the bank protection box that connect in order more stable.
Preferably, the side of the slope protection box body is provided with a water permeable hole.
Through adopting above-mentioned technical scheme, seted up the hole of permeating water on the side of slope protection box, the rivers of being convenient for pass through for most impact force and the energy that flows of rivers avoid the slope protection box to damage because of water impact in the rubble of hole equipartition to the slope protection box through permeating water.
Preferably, the soil-working cloth is paved on the side slope of the river channel;
the geotextile is positioned below the reinforcing mesh and the slope protection box body.
Through adopting above-mentioned technical scheme, geotechnological cloth has superior water permeability, filterability, durability, acid and alkali-resistance and corrosion-resistant advantage. Can prevent soil loss in the preceding a period after slope protection structure construction, and do not influence the drainage, do benefit to the protection of river course side slope, improve whole slope protection structure's stability and durability.
Preferably, the geotextile is provided with a reverse filter layer;
the inverted filter layer is positioned between the geotextile and the slope protection box body.
Through adopting above-mentioned technical scheme, the reverse filter layer can prevent that the soil in the river course side slope from appearing along with the seepage water, can guarantee the unobstructed discharge of seepage water again, makes the seepage flow energy in the river course side slope release, reaches the effect of drainage decompression, and then prevents that whole slope protection structure from being damaged.
In a second aspect, the application provides a river course revetment paving construction method for hydraulic engineering, including the following steps:
a. piling protection feet at the bottom of the river slope;
b. drilling a hole on a riverway side slope, and pouring concrete and embedded steel bars in the hole to form an upright post;
c. laying geotextile, and pressing the geotextile by using soil nails;
d. installing a reinforcing mesh, and welding the reinforcing mesh and the embedded steel bars to enable the reinforcing mesh to be laid on the river channel slope in a flat manner;
e. laying a reverse filter layer, and laying gravel sand on the geotextile;
f. installing slope protection box bodies, wherein every four opposite corners of the slope protection box bodies are sequentially connected through bolts, a planting cavity is formed in the middle of each four opposite corners of the slope protection box bodies, two oppositely arranged slope protection box bodies are fixedly connected through split bolts along the water flow direction, and the slope protection box bodies are fixedly installed on the side slope of the river channel through anchor rods;
g. adding broken stones into the slope protection box body, filling planting soil and chemical fertilizer into the planting cavity and tamping;
h. and installing a geogrid on the slope protection box body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the banket in this application can play the supporting role to whole slope protection structure's bottom, and stand and fixed connection's reinforcing bar net with it provide the stress point for the slope protection box, make the slope protection box installation more stable firm. Add the rubble in the bank protection box, green planting can be planted to the planting intracavity that four bank protection boxes enclose, utilizes the plant and rock, the interact on soil layer root system anchor effect promptly, protects and consolidates river course side slope top layer, makes whole slope protection structure more stable. In addition, one end of the anchor rod is fixedly connected with the bottom of the slope protection box body, and the other end of the anchor rod is inserted into the soil layer of the river channel side slope, so that the stability of the slope protection box body is higher and worse, and the whole slope protection structure is not easy to damage;
2. the side surface of the slope protection box body is provided with the water permeable holes, so that water flow can conveniently pass through the water permeable holes, most impact force and flow energy of the water flow are uniformly distributed in broken stones in the slope protection box body through the water permeable holes, and the slope protection box body is prevented from being damaged due to water flow impact;
3. the reverse filter layer can prevent that the soil in the river course side slope from appearing along with the seepage water, can guarantee the unobstructed discharge of seepage water again, makes the seepage flow energy in the river course side slope release, reaches the effect of drainage decompression, and then prevents that whole slope protection structure from being damaged.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic sectional view for showing the pillar in the embodiment of the present application.
Fig. 3 is a schematic view showing the structure of four slope protection boxes sequentially connected by bolts.
Description of reference numerals: 11. protecting feet; 12. a column; 21. a reinforcing mesh; 31. a slope protection box body; 311. a planting cavity; 312. water permeable holes; 32. a geogrid; 33. clamping the strip; 34. an auxiliary mounting plate; 35. oppositely pulling the bolts; 41. an anchor rod; 51. geotextile; 61. and (4) an inverted filter layer.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses river course slope protection structure for hydraulic engineering. Referring to fig. 1 and 2, the river course slope protection structure includes footings 11, columns 12, reinforcing mesh 21, slope protection case 31, and anchor rods 41.
The foot guard 11 can be composed of a check gabion and gravels filled in the check gabion, and can also be formed by pouring concrete. The banket 11 is fixed in the bottom of river course side slope with the stock along the rivers direction, plays the supporting role to whole slope protection structure.
Referring to fig. 2, the columns 12 may be formed by pouring reinforced concrete and extend vertically from the channel side slopes all the way into the soil layer below the channel side slopes. The top of the steel bar net is provided with embedded steel bars for installing the steel bar net 21.
Reinforcing bar net 21 is formed by many horizontal and vertical steel bar welding that sets up, and it is laid along the river course side slope to can adopt the welded mode and the embedded steel bar fixed connection at stand 12 top, still weld many U type reinforcing bars along the direction of keeping away from river course side slope surface on the reinforcing bar net 21, the fixed mounting of the bank protection box 31 of being convenient for.
Referring to fig. 1 and 2, the slope protection box 31 is a concrete prefabricated box with an open upper end, and reinforcing steel bars are arranged on the bottom surface of the slope protection box and are welded with U-shaped reinforcing steel bars on the reinforcing steel bar net 21, so that the slope protection box 31 can be conveniently positioned and installed, and broken stones can be filled in the slope protection box 31. Every four of slope protection box 31 are in order with bolted connection in diagonal corner department to enclose into a planting chamber 311 in the middle of, planting the green planting after planting soil and fertilizer can be filled in planting chamber 311, and its root system can play the effect of anchor and muscle after the green planting grows.
The anchor rod 41 can be formed by welding a plurality of deformed steel bars at the joint of the steel pipe and the steel pipe, and one end of the anchor rod 41 is nailed into the soil layer perpendicular to the river course side slope after sequentially penetrating through the bottom plate of the slope protection box body 31 and the reinforcing mesh 21. In some possible embodiments, the anchor rod may be welded using 4 steel bars of 12 mm diameter at the steel pipe to steel pipe interface, with a pipe diameter of 48 mm by 3 mm wall thickness.
During construction, the check net is firstly arranged at the bottom of a river channel side slope along a water flow method, and gravels are filled in the check net to form the foot guards 11. Then, holes are drilled vertically downwards on the river channel side slope, the number and the depth of the holes are determined according to the construction condition, and after the holes are drilled, reinforcing steel bars are embedded in advance and concrete is poured to form the stand columns 12. Then, the reinforcing steel bar mesh 21 is welded by using the reinforcing steel bars, the reinforcing steel bar mesh 21 is welded with the embedded reinforcing steel bars at the top of the upright post 12, and then the reinforcing steel bar mesh 21 is welded with the reinforcing steel bars at the bottom of the slope protection box 31. And then fixedly connecting the adjacent slope protection box bodies 31 by using bolts, then nailing the anchor rods 41 into the lower part of the river channel side slope soil layer after penetrating through the slope protection box bodies 31 and the reinforcing mesh 21, finally adding broken stones or cobblestones into the slope protection box bodies 31, adding planting soil and chemical fertilizer into the planting cavities 311, and then planting green plants.
Further, the side of banket 11 and the side of bank protection box 31 pass through bolted connection, and this bolt can be the bolt that has the packing ring, makes the connection between banket 11 and the bank protection box 31 more firm simultaneously, can also make the construction more convenient.
Referring to fig. 1 and 2, the slope protection box 31 is further provided with a geogrid 32, and the geogrid 32 and the slope protection box 31 may be connected by bolts. It should be understood that the rubble in the bank protection box 31 and the planting soil of packing in planting chamber 311 can receive water impact sometimes, when green root system of planting had not extended toward soil layer depths yet, therefore green planting, soil layer and rubble etc. are damaged by water impact easily to influence the stability of whole bank protection. In some possible embodiments, the geogrid 32 can be a fiberglass geogrid, and the geogrid 32 can reinforce the connection relationship between the slope protection boxes 31 and has the advantages of high temperature resistance, low cold resistance, durability and the like.
In addition, referring to fig. 2 and fig. 3, the connection surface of the slope protection box 31 and another slope protection box 31 connected to each other is provided with a mutually matched clamping strip 33, and the clamping strip 33 and the slope protection box 31 are integrally cast. There is the clearance that matches with card strip 33 between the card strip 33 can, make to be connected more closely between two adjacent bank protection boxes 31, strengthen whole slope protection structure's stability.
Referring to fig. 1 and 3, in order to strengthen the structural strength of the slope protection box 31 and to facilitate the edge sealing of the whole slope protection structure, two mutually perpendicular joggled auxiliary mounting plates 34 are further provided in the slope protection box 31, the auxiliary mounting plates 34 may be rectangular plates, the connection relationship between the auxiliary mounting plates 34 and the slope protection box 31 may be bolt connections, and the height of the auxiliary mounting plates 34 is the same as the height of the slope protection box 31. When the auxiliary mounting plates 34 are not required to be used, the two auxiliary mounting plates 34 can be fixed on the inner surface of the slope protection box body 31 by bolts, and the filling of the slope protection box body 31 with the broken stones is not affected. When the edge of construction to river course side slope, can dismantle supplementary mounting panel 34 to the vertical fixation is on the surface of bank protection box 31, and two supplementary mounting panels 34 enclose into a cavity with the side of two adjacent bank protection boxes 31, and constructor can add rubble or planting soil wherein in this cavity.
Referring to fig. 1 and 3, in order to strengthen the connection strength between the slope protection box 31, the slope protection box 31 and another opposite slope protection box 31 can be fixedly connected by the split bolt 35, that is, the split bolt 35 passes through the first slope protection box 31, the planting cavity 311 and the second slope protection box 31 in sequence along the horizontal direction and then is screwed down by the nut.
It can be understood that the velocity of flow of rivers in the river course can be very fast occasionally, when the water level rose like the rainy season, if rivers are always strikeed to bank protection box 31, and do not have the rivers passageway that can supply rivers to pass through along its flow direction again in whole slope protection structure, then can reduce the life of bank protection box 31, and then cause the influence to whole slope protection structure's stability.
Referring to fig. 3, in contrast, a water permeable hole 312 is formed in a side surface of the slope protection box 31, and the water permeable hole 312 may be a long rectangular or oblong hole. Correspondingly, the particle diameter of the crushed stones filled in the slope protection box body 31 provided with the water permeable holes 312 is larger than the pore diameter of the water permeable holes 312, so that a part of the crushed stones are prevented from falling from the slope protection box body 31.
In order to reduce soil loss, geotextile 51 is laid on the side slope of the river channel, and can be fixed by using anchoring ribs in the laying process, and the position of the geotextile is positioned below the reinforcing mesh 21 and the slope protection box body 31. The geotextile 51 may be a non-woven fabric having superior water permeability, filterability, durability, acid and alkali resistance, and corrosion resistance. Can prevent soil loss in the preceding period after slope protection structure construction, and do not influence the drainage, do benefit to the protection of river course side slope.
Further, referring to fig. 1 and 2, the geotextile 51 is further provided with a reverse filter 61 which is located on the geotextile 51 and the slope protection box 31, the reverse filter 61 is made of 2 to 4 layers of sand, gravel or cobblestone and other materials with different particle sizes, the particle size of the reverse filter is gradually increased along the water flow direction, and the particles of any layer are not allowed to pass through the pores of the adjacent thicker layer. The reverse filter layer 61 can prevent soil in the river channel side slope from being separated out along with seepage water, and can ensure that the seepage water is smoothly discharged, so that seepage energy in the river channel side slope can be released, and the effect of water drainage and pressure reduction is achieved.
The application also provides a river course revetment paving construction method for hydraulic engineering, which comprises the following steps:
firstly, constructors need to brush slopes manually or mechanically, so that the river channel side slopes become flat. And then the protection feet 11 are piled up straightly along the water flow direction at the bottom of the river channel side slope. And drilling holes on the side slope of the river channel, pouring concrete and embedded steel bars in the drilled holes to form the upright post 12, wherein the embedded steel bars are positioned at the top of the upright post 12. And then, laying the geotextile 51, wherein soil nails or anchoring ribs can be adopted to tightly press the geotextile 51 when the geotextile 51 is laid. And then installing a reinforcing mesh 21, and welding the reinforcing mesh 21 with the embedded steel bars at the top of the upright post 12 to enable the reinforcing mesh to be laid on the river slope in a flat manner.
After the reinforcing mesh 21 is installed, the inverted filter 61 is laid, and the geotextile 51 may be coated with sand, gravel, cobblestone, or the like. And then installing a slope protection box body 31, and hoisting by adopting a crane and a steel wire rope. After the slope protection box is placed at the construction position, the clamping strips 33 between the adjacent slope protection box bodies 31 are matched and clamped, and bolts are screwed. Then, the U-shaped steel bar on the bottom surface of the slope protection box 31 is welded with the reinforcing mesh 21. Every four bank protection box 31 diagonal angle are in order with bolted connection and form a planting chamber 311 in the middle, and reuse is to the stay bolt 35 along the rivers direction with two relative bank protection box 31 fixed connection who places, with stock 41 with bank protection box 31 fixed mounting on the river course side slope. To the part at the edge of the slope protection box body 31, when less than four slope protection box bodies 31, a cavity can be enclosed by the two vertical joggled auxiliary mounting plates 34 and the two slope protection box bodies 31.
After the slope protection box body 31 and the auxiliary mounting plate 34 are installed, broken stones need to be added into the slope protection box body 31, and the slope protection box body 31 can be filled with cobblestones or broken stones. And then planting soil and chemical fertilizer are added into the planting cavity 311. After the filling is finished, the soil is tamped, and then green plant seeds can be added into the planting soil or the green plants can be directly planted. Finally, the geogrid 32 is installed on the slope protection box body 31 through bolts.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a river course slope protection structure for hydraulic engineering which characterized in that: comprises protection feet (11) arranged at the bottom of a riverway side slope, upright columns (12) vertically embedded at the bottom of the riverway side slope, reinforcing mesh (21) fixedly connected with the tops of the upright columns (12), a plurality of slope protection box bodies (31) fixedly connected with the reinforcing mesh (21), and anchor rods (41) vertically connected with the bottom surface of the slope protection box body (31);
the slope protection box body (31) is filled with broken stones;
every four the bolt connection in order of bank protection box (31) encloses into a planting chamber (311) that is used for planting green planting.
2. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: the side of banket (11) and the side of bank protection box (31) pass through bolted connection.
3. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: the slope protection box body (31) is provided with a geogrid (32).
4. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: slope protection box (31) all are equipped with card strip (33) of mutually supporting on the face of being connected of slope protection box (31) that link to each other with another.
5. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: the internal surface of slope protection box (31) is equipped with a plurality of mutually perpendicular joggle's supplementary mounting panel (34).
6. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: the slope protection box body (31) is connected with another opposite slope protection box body (31) through a split bolt (35).
7. The river course slope protection structure for hydraulic engineering according to any one of claims 1 to 6, wherein: the side of the slope protection box body (31) is provided with a water permeable hole (312).
8. The river course slope protection structure for hydraulic engineering of claim 1, characterized in that: the device also comprises geotextile (51) laid on the side slope of the river channel;
the geotextile (51) is positioned below the reinforcing mesh (21) and the slope protection box body (31).
9. The river course slope protection structure for hydraulic engineering of claim 8, characterized in that: the geotextile (51) is provided with a reverse filter layer (61);
the inverted filter layer (61) is positioned between the geotextile (51) and the slope protection box body (31).
10. A river course revetment paving construction method for hydraulic engineering is characterized by comprising the following steps:
a. piling protection feet (11) at the bottom of the river slope;
b. drilling a hole on a riverway side slope, and pouring concrete and embedded steel bars in the hole to form an upright post (12);
c. paving geotextile (51), and pressing the geotextile (51) by using soil nails;
d. installing a reinforcing mesh (21), and welding the reinforcing mesh with the embedded steel bars to enable the reinforcing mesh to be laid on the river channel side slope in a flat manner;
e. laying a reverse filtering layer (61), and laying gravel sand on the geotextile (51);
f. installing slope protection box bodies (31), sequentially connecting every four opposite corners of the slope protection box bodies (31) by using bolts, forming a planting cavity (311) in the middle, fixedly connecting the two oppositely arranged slope protection box bodies (31) by using split bolts (35) along the water flow direction, and fixedly installing the slope protection box bodies (31) on the side slope of the river channel by using anchor rods (41);
g. broken stones are added into the slope protection box body (31), and planting soil and chemical fertilizer are filled in the planting cavity (311) and tamped;
h. a geogrid (32) is arranged on the slope protection box body (31).
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| CN202010782787.7A CN114086505A (en) | 2020-08-06 | 2020-08-06 | River course slope protection structure for hydraulic engineering and laying construction method |
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| CN202010782787.7A CN114086505A (en) | 2020-08-06 | 2020-08-06 | River course slope protection structure for hydraulic engineering and laying construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115874575A (en) * | 2023-02-09 | 2023-03-31 | 四川蜀西地质工程勘测集团有限公司 | River channel water conservancy slope protection structure and construction method thereof |
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| CN115874575B (en) * | 2023-02-09 | 2023-05-05 | 四川蜀西地质工程勘测集团有限公司 | River water conservancy slope protection structure and construction method thereof |
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