CN214993495U - Slope type ecological sea wall structure assembled with grid net - Google Patents

Slope type ecological sea wall structure assembled with grid net Download PDF

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Publication number
CN214993495U
CN214993495U CN202023048997.8U CN202023048997U CN214993495U CN 214993495 U CN214993495 U CN 214993495U CN 202023048997 U CN202023048997 U CN 202023048997U CN 214993495 U CN214993495 U CN 214993495U
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sleeve
hollow pipe
shaped
tenon
hole
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黄显峰
鲜于虎成
王肖鑫
李兴田
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Hohai University HHU
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Hohai University HHU
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Abstract

The utility model provides an ecological seawall structure of slope formula of assembly grid net belongs to seawall protection field. The triangular grid net is arranged between the wave wall (2) above the embankment surface (1) and the embankment feet (3), hollow pipes (4) of the triangular grid net are spliced through sleeves (5) to form a plurality of triangular grid units and connected into a sheet, and the geonet pad (6) is pressed below the triangular grid net. The utility model discloses a triangle grid protecting network that seawall is domatic provides can consolidate the embankment slope, block and slow down the wave and strike, form the plumbing network, provides good habitat for the ecological green planting of stereoplasm embankment face, is applicable to reinforcement and the ecological transformation of vast seawall stereoplasm outer slope structure.

Description

Slope type ecological sea wall structure assembled with grid net
Technical Field
The utility model relates to a seawall protection field, concretely relates to slope type ecological seawall structure of assembly grid net.
Background
The prior sea wall slope protection materials in China are mostly masonry, concrete, fence plate type and ecological type protective surface. The stone facing or concrete can effectively resist storm impact, the stability and the strength of the stone facing or concrete meet the short-term wave-preventing requirement, but the cast-in-place concrete engineering quality is difficult to control, for example, concrete bars, steel bars in the stone facing or concrete bars are easy to be corroded by seawater to generate spalling and damage, the later maintenance and replacement are difficult to realize, the sea wall protection effect is influenced, and most of the traditional wall face is monotonous in structure, difficult to effectively consider ecological environment and incapable of maintaining the stability for a long time; the conventional ecological slope protection structure can meet the requirements of ecological landscape, but the strength cannot guarantee the safety of wave prevention and flood resistance in the flood season. Therefore, the rigid structure and ecological combined breakwater with comprehensive strength, long-term stability, convenient maintenance and ecological performance requirements is the main trend of modern seawall bank protection engineering research.
Disclosure of Invention
The utility model aims to solve the technical problem that to the problem of current sea wall, provide one kind and can realize consolidating the dyke slope, weaken the wave effect in, reach the slope ecological sea wall structure of the assembly grid net who founds the ecological environment effect of perching in sea wall slope, realized the transformation to the sea wall structure.
In order to achieve the purpose, the utility model provides a slope type ecological sea wall structure for assembling grid nets, which comprises embankment feet, a embankment face and a road surface in sequence from the sea side to the inland direction, and also comprises a wave wall, a triangular grid net and a geonet pad, wherein the embankment face comprises a foundation below the embankment face, the geonet pad and the triangular grid net from bottom to top in sequence;
the wave wall is arranged at the junction of the road surface and the embankment surface and comprises an arc-shaped panel, a bottom plate and a plurality of water inlet holes, the arc-shaped panel is arranged on the sea side above the bottom plate and is fixed, the road surface is laid on the bottom plate, a drainage groove along the road direction is arranged on the inland side of the arc-shaped panel, and the water inlet holes penetrate through the arc-shaped panel, are close to the bottom plate and are communicated with the drainage groove;
the triangular grid net is arranged between the breakwater wall above the embankment surface and the embankment feet and comprises hollow pipes, sleeves and tubular piles, the hollow pipes are spliced through the sleeves to form a plurality of triangular grid units, and the triangular grid units are sequentially connected through the sleeves and are arranged in the direction of the embankment feet;
the two ends of the hollow pipe are respectively provided with a connecting tenon, the hollow pipe is divided into an I-shaped hollow pipe and a II-shaped hollow pipe, the I-shaped hollow pipe is arranged on the two sides of the triangular grid unit, and the II-shaped hollow pipe is arranged on the bottom side of the triangular grid unit;
the sleeve is divided into an I-shaped sleeve, an II-shaped sleeve and a III-shaped sleeve, the I-shaped sleeve is of a regular hexagon structure, each side of the I-shaped sleeve is provided with a pipeline hole, internal channels of the pipeline holes are communicated with each other, a butt joint tenon matched with the connecting tenon of the hollow pipe is welded outside each pipeline hole, a pile hole matched with the tubular pile is arranged in the center of the I-shaped sleeve, the pile hole is vertically communicated with the I-shaped sleeve, and the tubular pile is driven into a foundation below the embankment face from the pile hole of the I-shaped sleeve;
the shape of the II-type sleeve is one half of that of a regular hexagon structure, the II-type sleeve comprises two complete sides and the longest side, the two complete sides and the longest side are respectively provided with a pipeline hole, the internal channels of the pipeline holes are communicated with each other, the pipeline holes on the two complete sides are respectively welded with a butt joint tenon matched with the connecting tenon of the hollow pipe, and the pipeline hole on the longest side is connected with a water inlet hole of the wave wall;
the III-type sleeve is in a half of a regular hexagon structure and comprises two complete sides and a longest side, the two complete sides are respectively provided with a pipeline hole, a butt joint tenon matched with the connecting tenon of the hollow pipe is welded outside each complete side, the longest side of the III-type sleeve is provided with a transverse groove, and the grooves are communicated with the outside and communicated with channels in the pipeline holes;
the geotechnical mesh pad is also in a plurality of continuous triangles, mesh pad frames are arranged on three sides of the geotechnical mesh pad, and the mesh pad frames are pressed below the hollow pipe.
Furthermore, the connecting tenon of the hollow pipe is in an extended upper semicircular shape, the port of the hollow pipe is provided with a port rubber I in a lower semicircular shape, the port of the connecting tenon is provided with a port rubber II in an upper semicircular shape, and the upper part of the connecting tenon is provided with fixing screw holes which are bilaterally symmetrical and do not penetrate through the pipe wall of the hollow pipe;
the inner diameter of the sleeve is consistent with that of the hollow pipe, a butt joint tenon in a lower semicircular shape is arranged in a pipeline hole of the sleeve, a rubber ring is arranged on the inner wall of the butt joint tenon, the rubber ring is cylindrical and clings to the inner wall of the butt joint tenon, and positioning screw holes which are bilaterally symmetrical are arranged at the lower part of the butt joint tenon;
the hollow pipe butt joint device is characterized by further comprising screws and arc-shaped connecting sheets, the butt joint tenons of the sleeves are spliced with the connecting tenons of the hollow pipes, the screws are aligned with the positioning screw holes of the sleeves and the fixing screw holes of the hollow pipes, and the sleeves and the hollow pipes are fixed through the arc-shaped connecting sheets in a riveting mode.
The water hole I is arranged on the lower side of the same side of the two ends of the I-shaped hollow pipe and is communicated with the internal channel of the I-shaped hollow pipe; the water hole II is arranged on the lower side of the middle of the II-type hollow pipe on the same side and communicated with the internal channel of the II-type hollow pipe.
Furthermore, the length of the I-type hollow pipe is equal to that of the II-type hollow pipe, and an equilateral triangle grid unit is formed.
Furthermore, concrete protection feet are arranged above the dike feet, a plurality of protection foot drainage grooves are formed in the concrete protection feet, the protection foot drainage grooves extend towards the sea side, and the grooves of the III-type sleeves are communicated with the protection foot drainage grooves.
Furthermore, the geotechnical mesh pad is of a double-layer mesh structure, and an artificial soil layer rich in plant nutrients is filled between two layers of meshes.
Further, the tubular pile includes pile cap and circular pile, the cover has stagnant water rubber circle below the pile cap.
Further, the pile cap and the round pile are integrated components.
Furthermore, the wave wall is an integrated component formed by an arc-shaped panel and a bottom plate.
Furthermore, a plastic pipe is sleeved in the water inlet hole of the wave wall and extends out of the pipeline hole at the longest edge of the II-type sleeve.
Advantageous effects
The utility model provides a slope type ecological seawall structure and construction method who assembles assembly grid net through precast concrete component solve current seawall structure problem. The utility model discloses an I type sleeve and hollow tube assembly triangle grid net, through tubular pile fixed grid net node, anchor the embankment slope simultaneously, link to each other triangle grid top and wave wall through II type sleeve, link to each other triangle grid bottom and concrete banket through III type sleeve, establish the triangle grid protection network of inlaying in the seawall slope on one side, effectively improved seawall protection comprehensive strength and long-term stability;
the utility model fixes the inner geotechnical net pad and the soil layer through the triangular grids, thereby providing a stable inhabitation environment for ecological green plants; the accumulated water on the top road surface and the bank surface slope of the bank can be effectively discharged through the internal channels of the triangular grids and the water drainage holes on the surface, the phenomenon that the water in the bank area excessively permeates into the bank body or influences vegetation is avoided, and in addition, when the water on the bank surface is excessively low, the water stored in the triangular grids evaporates through the water holes and escapes to feed the green plants for providing good water environment and ecological environment for the vegetation on the bank surface;
the utility model discloses a precast concrete hollow tube, sleeve and tubular pile consolidate the seawall, weaken the wave and strike, are applicable to current seawall domatic, and the component quality can effectively be guaranteed to the assembled component moreover, improve the efficiency of construction, are convenient for change impaired component simultaneously, are favorable to later maintenance, improve seawall protection fail safe nature.
Drawings
Fig. 1 is a schematic perspective view of a slope type ecological sea wall structure assembled with grid nets according to the present invention;
FIG. 2 is a schematic structural view of the breakwater of FIG. 1;
FIG. 3 is a schematic view of the structure of the hollow tube of FIG. 1;
FIG. 4 is a schematic view of the type I sleeve of FIG. 1;
FIG. 5 is a schematic view of the type II sleeve of FIG. 1;
FIG. 6 is a schematic view of the type II sleeve of FIG. 1 in connection with a breakwater wall;
FIG. 7 is a schematic view of the type III sleeve of FIG. 1;
fig. 8 is a schematic cross-sectional view of the type i sleeve and the tubular pile in fig. 1 in use;
FIG. 9 is a schematic view of the connection of the type I sleeve of FIG. 1 to a hollow tube;
fig. 10 is a schematic structural view of the geonet pad of fig. 1;
FIG. 11 is a schematic view of the direction of water flow in the triangular lattice network of FIG. 1;
in the figure: a dike surface 1, a drainage groove 11, a road surface 12,
The wave wall 2, the tenon 21, the mortise 22, the arc panel 24, the bottom plate 25, the water inlet 26, the plastic pipe 261,
Dike feet 3, concrete protection feet 31, protection foot drainage grooves 32,
A hollow pipe 4, an I-shaped hollow pipe 41, a II-shaped hollow pipe 42, a water hole I421, a water hole II 422, a connecting tenon 44, port rubber I441, port rubber II 442, a fixing screw hole 45, a connecting sheet 46, a screw 47,
Sleeve 5, I-shaped sleeve 51, II-shaped sleeve 511, III-shaped sleeve 512, positioning screw hole 52, butt joint tenon 53, pipeline hole 531, groove 532, rubber ring 54, pile hole 55, tubular pile 56, pile cap 561, round pile 562, concrete wall 563, water-stop rubber 564, water-stop rubber,
Geotechnical net pad 6 and net pad frame 61.
Detailed Description
The following describes the present invention in further detail with reference to the following examples and drawings. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1, the slope type ecological seawall structure assembled with grid mesh sequentially comprises dike legs 3, a dike surface 1 and a road surface 12 from the sea side to the inland direction.
Fig. 2 is a schematic structural view of the wave wall 2 in fig. 1, the wave wall 2 is disposed at a junction between the road surface 12 and the embankment surface 1, and includes an arc-shaped panel 24, a bottom plate 25, and a plurality of water inlet holes 26, the arc-shaped panel 24 is disposed on the sea side above the bottom plate 25 and fixed, and its radian meets the national wave wall standard and is bent toward the sea side. Preferably, the wave wall 2 is a unitary member of arcuate panels 24 and floor 25. Preferably, the water inlet 26 of the wave wall 2 is located at the bottom midpoint of the wave wall 2.
The road surface 12 is laid on the bottom plate 25 of the wave wall 2, and the water discharge groove 11 running along the road surface 12 is provided on the inland side of the arc-shaped panel 24. When the road surface 12 is laid, the water is slightly inclined toward the water drainage grooves 11, and the accumulated water flows toward the water drainage grooves 11. The water inlet 26 of the wave wall 2 extends through the arc-shaped panel 24 and is disposed adjacent to the bottom plate 25 and communicates with the water discharge tank 11.
The bank face 1 sequentially comprises a foundation below the bank face 1, a geonet pad 6 and a triangular grid net from bottom to top, as shown in fig. 1. The triangular grid net is arranged between the wave wall 2 above the embankment surface 1 and the concrete protection leg 31 of the embankment leg 3, and comprises a hollow pipe 4, a sleeve 5 and a tubular pile 56. The hollow pipe 4 is spliced through a sleeve 5 to form a plurality of triangular grid units, and the triangular grid units are sequentially connected into sheets through the sleeve 5 to form a triangular grid net.
Fig. 3 is a schematic structural view of the hollow tube 4 in fig. 1, wherein the hollow tube 4 is divided into a type i hollow tube 41 and a type ii hollow tube 42, the type i hollow tube 41 is disposed at both sides of the triangular lattice unit, and the type ii hollow tube 42 is disposed at the bottom side of the triangular lattice unit. For construction convenience, the lengths of the I-shaped hollow pipe 41 and the II-shaped hollow pipe 42 are equal to form an equilateral triangle grid unit. Specifically, two ends of the hollow tube 4 are respectively provided with a connecting tenon 44, the connecting tenon 44 of the hollow tube 4 is in an extended upper semicircular shape, a port of the hollow tube 4 is provided with a port rubber i 441 in a lower semicircular shape, a port of the connecting tenon 44 is provided with a port rubber ii 442 in an upper semicircular shape, and the port rubber i 441 and the port rubber ii 442 can increase sealing tightness. The upper part of the connecting tenon 44 is also provided with fixing screw holes 45 which are bilaterally symmetrical and do not penetrate through the pipe wall of the hollow pipe 4. Generally, the sleeve 5 has an inner diameter corresponding to the inner diameter of the hollow tube 4, and the cross-section of the inner passage of the hollow tube 4 is generally circular.
The sleeve 5 is divided into an i-type sleeve 51, a ii-type sleeve 511 and a iii-type sleeve 512, as shown in fig. 4 to 9.
Specifically, fig. 4 is a schematic structural diagram of the i-shaped sleeve 51 in fig. 1, wherein the i-shaped sleeve 51 is in a regular hexagon structure, each side of the i-shaped sleeve is provided with a pipeline hole 531, the internal channels of the pipeline holes 531 are communicated with each other, and the pipeline holes are provided with butt-jointed tenons 53 matched with the connecting tenons 44 of the hollow pipes 4. Butt-joint tenon 53 is welded outside pipeline hole 531 of sleeve 5, butt-joint tenon 53 is semicircle shape down, butt-joint tenon 53's inner wall sets up rubber circle 54, rubber circle 54 is cylindricly, hugs closely butt-joint tenon 53's inner wall, butt-joint tenon 53 lower part is equipped with bilateral symmetry's location screw 52. The butt joint tenon 53 of the sleeve 5 is spliced with the connecting tenon 44 of the hollow tube 4, the positioning screw hole 52 of the sleeve 5 and the fixing screw hole 45 of the hollow tube 4 are aligned through the screw 47, and the I-shaped sleeve 51 and the hollow tube 4 are fixed through riveting the arc-shaped connecting sheet 46. Fig. 9 is a schematic view showing the connection between the type i sleeve 51 and the hollow tube 4 in fig. 1.
The tubular pile 56 includes pile cap 561 and circular pile 562, the center department of I type sleeve 51 is equipped with the stake hole 55 with the cooperation of tubular pile 56, stake hole 55 link up I type sleeve 51 from top to bottom and be equipped with concrete wall 563 parcel reserved stake hole 55, because of the existence of concrete wall 563, stake hole 55 does not communicate with each other with pipeline hole 531, has prevented that the water of I type sleeve 51 inside pipeline hole 531 passageway from along circular pile 562 infiltration dyke. The round pile 562 is driven into the foundation below the embankment face 1 through the pile hole 55 at the hexagonal center of the I-shaped sleeve 51 until the pile cap 561 is tightly attached to the sleeve 5, and the round pile 562 anchors the embankment slope. In order to prevent the infiltration of external water, a water-stopping rubber ring 564 is often sleeved under the pile cap 561. And the pile cap 561 also plays a role in weakening the sea waves. Fig. 8 is a schematic cross-sectional view of the sleeve and the tube pile in fig. 1 in a use state. Typically, the pile cap 561 and the circular pile 562 are a one-piece member.
Fig. 5 is a schematic structural view of the type ii sleeve 511 in fig. 1, the type ii sleeve 511 is half of a regular hexagon structure, and includes two complete sides and a longest side, the two complete sides and the longest side are respectively provided with a duct hole 531, the inner passages of the duct holes 531 are communicated with each other, the duct holes 531 on the two complete sides are respectively welded with a butt-joint tenon 53 matching with the joint tenon 44 of the hollow pipe 4, and the duct hole 531 on the longest side is connected with the water inlet hole 26 of the breakwater wall 2, as shown in fig. 6, the connection between the type ii sleeve 511 in fig. 1 and the breakwater wall 2 on the top of the embankment. A plastic pipe 261 is sleeved in the water inlet hole 26 of the wave wall 2, and the plastic pipe 261 extends to the inside of the pipeline hole 531 at the longest side of the II-type sleeve 511.
Fig. 7 is a schematic structural diagram of the type iii sleeve 512 in fig. 1, wherein the type iii sleeve 512 is half of a regular hexagon structure, and includes two complete sides and a longest side, the two complete sides are respectively provided with a pipeline hole 531, and are respectively welded with a butt-joint tenon 53 matching with the connection tenon 44 of the hollow tube 4, the longest side is provided with a horizontal semicircular groove 532, and the groove 532 is communicated with the outside and is communicated with the internal channels of the pipeline hole 531.
Therefore, the utility model is provided with the II-shaped sleeve 511 connected with the lower part of the wave wall 2 as the starting point of the triangular grid net; the III-type sleeve 512 is connected with the concrete protection leg 31 at the dike leg 3 as the terminal point of the triangular grid net; the I-shaped sleeve 51 is used as a positioning point of a key node of the triangular grid network, the triangular grid network with one surface embedded and fixed on the slope of the sea wall is constructed, each positioning node of the triangular grid network is fixed through the tubular pile 56, the slope of the sea wall is anchored, sea wave impact is blocked and slowed down, and the comprehensive strength and the long-term stability of the sea wall protection are effectively improved.
A geonet pad 6 is further arranged between the triangular grid net and the foundation below the embankment face 1, and the geonet pad 6 is integrally fixed inside the triangular grid net. The geonet pad 6 is of a double-layer net structure and is made of corrosion-resistant high polymer material PE, and an artificial soil layer rich in plant nutrients is filled between the two layers of grids. In order to match with the triangular grid net units, the geonet pad 6 is also made into a plurality of continuous triangles, net pad frames 61 are arranged on three sides of the geonet pad 6, the net pad frames 61 are of corrosion-resistant textile fabric structures and serve as flexible textile fabrics, and the flexible textile fabrics provide buffering and sealing effects for the hard embankment surface 1 and the hollow pipes 4 prefabricated by rigid concrete. As shown in fig. 10, three vertexes of the net pad frame 61 are aligned with the sleeve 5 and pressed below the hollow pipe 4, so that the hollow pipe 4 is laid, and a stable ecological space is provided for the artificial soil layer inside the geotechnical net pad 6.
The dike foot 3 is of a mortar stone structure, in order to avoid the influence of adverse factors such as sea waves, a concrete toe guard 31 is arranged above the dike foot 3, a plurality of toe guard drainage grooves 32 are formed in the concrete toe guard 31, the toe guard drainage grooves 32 extend towards the sea side, the groove 532 of the III-type sleeve 512 is connected with the toe guard drainage grooves 32, meanwhile, the groove 532 of the III-type sleeve 512 is open and is communicated with the outside, accumulated water in front of the concrete toe guard 31 can be collected, and all accumulated water is drained to the sea surface through the toe guard drainage grooves 32.
Preferably, one or more of the wave wall 2, the hollow tube 4, the sleeve 5, the geonet pad 6, and the concrete skirting 31 are prefabricated components. In addition, the shapes of the connecting tenon 44 of the hollow tube 4 and the butt tenon 53 of the sleeve 5 are not limited to the convex semi-circles, but the convex semi-circles are matched with each other to design the figures and manufacture the simplest.
In order to provide a stable inhabitation environment for ecological green plants, a water hole I421 is arranged on the lower side of the same side of the two ends of the I-shaped hollow pipe 41 and communicated with the internal channel of the I-shaped hollow pipe 41, and a water hole II 422 is arranged on the lower side of the same side of the middle of the II-shaped hollow pipe 42. The number of the water holes I421 and the water holes II 422 is not limited, and the number is increased or decreased according to actual conditions. Preferably, two water holes I421 are respectively arranged at two ends of the I-shaped hollow pipe 41, and two water holes II 422 are arranged in the middle of the II-shaped hollow pipe 42.
Fig. 11 is a schematic view of the direction of water flow in the triangular grid of fig. 1. When the triangular grid unit is installed, the I-shaped hollow pipes 41 are installed on two sides of the triangular grid unit, the water holes I421 face outwards, the II-shaped hollow pipes 42 are installed on the bottom side of the triangular grid unit, the water holes II 422 face inwards, the I-shaped hollow pipes and the II-shaped hollow pipes are connected through various sleeves 5 and are sequentially arranged in the direction of the dike feet 3, and the triangular grid unit without the II-shaped hollow pipes 42 is formed in front of the concrete protective feet 31. In the installation process, the inner wall of the rubber ring 54 is tightly attached to the semicircular butt joint tenon 53 of the sleeve 5, and the rubber ring and the port rubber I441 and the port rubber II 442 of the hollow tube 4 play roles of buffering and sealing a rigid concrete connection point together.
When the sea waves swell, the accumulated water on the top road surface 12 of the embankment is collected to the drainage groove 11 and enters the circular pipeline hole 531 at the longest edge of the II-type sleeve 511 through the plastic pipe 261 in the water inlet hole 26 of the wave wall 2. The accumulated water flows downwards through the triangular grid net, and forms a stable water delivery flow channel through the pipeline hole 531 of the sleeve 5, the inner wall of the rubber ring 54 and the hollow pipe 4 until the accumulated water is discharged to the sea surface through the foot protection water discharge groove 32; meanwhile, accumulated water in the triangular grid mesh can be discharged from an included angle formed between two adjacent triangular grid units or accumulated water from the bottom edges of the triangular grid units, the open groove 532 of the III-type sleeve 512 is communicated with the outside in front of the concrete toe guard 31, accumulated water in front of the concrete toe guard 31 is collected, and the residual accumulated water can be discharged to the sea surface through the toe guard water discharge groove 32, so that a water supply and drainage network is formed.
The height of the water hole I421 of the I-shaped hollow pipe 41 and the height of the water hole II 422 of the II-shaped hollow pipe 42 are positioned on the net pad frame 61, so that the hole position is prevented from being blocked by soil, and the excessive water flow above a discharged soil layer is not influenced. Accumulated water on the top road surface and the slope of the dike surface can be effectively discharged through the internal channel of the triangular grid net and the water holes I421 and II 422 on the surface of the triangular grid net, the situation that water in the dike surface excessively permeates into the dike body or influences vegetation is avoided, and when the water on the dike surface is excessively low, the water stored in the triangular grid net evaporates and escapes through the water holes I421 and II 422 to reversely feed green plants, so that a good water environment and an ecological environment are provided for the dike surface vegetation;
a construction method of a slope type ecological seawall structure assembled with a grid net comprises the following construction contents:
firstly, determining a reasonable triangular grid net size according to a survey terrain, designing and manufacturing various prefabricated components according to the triangular grid net size, wherein the prefabricated components comprise a wave wall preventing unit, a hollow pipe 4, a sleeve 5, a geotechnical net pad 6, a concrete foot protection unit, and a connecting sheet 46, a screw 47, a tubular pile 56 and the like which are matched with the prefabricated components. The wave wall units are sequentially connected and fixed to form the wave wall 2, and the concrete foot protection units are sequentially connected and fixed to form the concrete foot protection 31. One side of each wave wall unit is a mortise 22, the other side of each wave wall unit is a tenon 21 matched with the mortise 22, a water inlet hole 26 is formed in the middle point of the bottom of each wave wall unit, and exposed steel bars are reserved at the mortise 22, the tenon 21 and the water inlet hole 26. And a through hole is arranged at the joint of the concrete foot protection unit and the III-type sleeve 513, and an exposed steel bar is reserved. The tubular pile 56 is subjected to an antiseptic treatment.
And step two, continuously excavating earthwork at the top of the embankment face 1 according to drawing requirements until the foundation pit is formed. The foundation pit excavation comprises a foundation pit of a wave wall 2 at the position of an embankment top pavement 12 and a foundation pit of a concrete protection foot 31 at the position of an embankment foot 3. And after excavating to the designed depth, paving a geomembrane for anti-seepage treatment, filling a bedding layer and compacting. When the side slope is unstable, the slope gradient is relieved or supports are arranged.
And step three, aligning the mortises 22 or tenons 21 on the side edges of the wave wall units, and sequentially hoisting the wave wall units to the reserved foundation pits at the top of the embankment face 1. The assembly mode of the wave wall 2 is as follows: sequentially butting the mortises 22 on the side edges of the wave wall units and the tenons 21 of the next wave wall unit, binding exposed reinforcing steel bars on two sides of the wave wall units by adopting stress bars, then pouring concrete on site, and filling the exposed reinforcing steel bars of the wave wall 2 for connection and fixation to finish foundation pit backfilling, wherein the backfilled soil is tamped once every 200mm, and the physical parameters of the tamped backfilled soil meet the design requirements; a plastic pipe 261 of suitable size is placed in the bottom inlet opening 26 of the wave wall 2.
Fourthly, paving the road surface 12 on the bottom plate 25 of the wave wall 2, and arranging the drainage groove 11 along the road surface 12 on the inland side of the arc-shaped panel 24. When the road surface 12 is laid, the water is slightly inclined toward the water drainage grooves 11, and the accumulated water flows toward the water drainage grooves 11.
Step five, arranging a triangular grid net between the wave wall 2 and the dike foot 3, wherein the installation of the triangular grid net comprises four stages:
the first stage is as follows: hoisting a II-type sleeve 511, placing the II-type sleeve 511 on the top of the embankment face 1, and tightly attaching the II-type sleeve 511 to the midpoint of the wave wall unit, wherein a plastic pipe 261 extends out of the II-type sleeve 511, welding the II-type sleeve 511 and a reserved steel bar at the bottom of the wave wall unit through a steel bar, filling and covering cast-in-place concrete, and connecting and fixing the II-type sleeve 511 and the wave wall unit;
and a second stage: hoisting the I-shaped sleeve 51, placing the I-shaped sleeve 51 on the bank face 1 below the II-shaped sleeve 511, reserving an assembly space of the hollow tube 4 between the II-shaped sleeve 511, performing positioning measurement in the process to ensure the precision, and temporarily keeping the I-shaped sleeve 51 stable by using a wedge-shaped wood block after the positioning is finished;
and a third stage: the earthwork net cushion 6 is flatly laid on the embankment surface 1, the I-shaped sleeve 51 which is already placed is used as a positioning point, and three top points of the net cushion frame 61 are aligned with the I-shaped sleeve 51; in the process, the artificial soil layer in the geotechnical mesh pad 6 is kept flat, a layer of plant green base material rich in seeds is sprayed on the surface of the geotechnical mesh pad, the non-woven fabric is covered to avoid seed washout, and meanwhile, the heat preservation and moisture preservation are carried out to promote the germination and growth of grass seeds;
a fourth stage: aligning the upper semicircular connecting tenons 44 at the two ends of the hollow pipe 4 and the butt-joint tenons 53 around the sleeve 5, hoisting the I-shaped hollow pipe 41 to be placed at the two sides of the triangular grid unit, hoisting the II-shaped hollow pipe 42 to be placed at the bottom side of the triangular grid unit, and pressing the bottom of the hollow pipe 4 on the net pad frame 61.
Four points are noticed during installation: the first point is as follows: the I-shaped hollow pipes 41 are arranged at two sides of the triangular grid unit, water holes I421 face outwards, the II-shaped hollow pipes 42 are arranged at the bottom side of the triangular grid unit, water holes II 422 face inwards, the I-shaped hollow pipes are connected through various sleeves 5 and are sequentially arranged towards the direction of the dike feet 3, and the triangular grid unit without the II-shaped hollow pipes 42 is formed in front of the concrete protection feet 31;
and a second point: installing an initial triangular grid unit of the triangular grid net at one end of the wave wall unit, connecting the upper end of the hollow pipe 4 with the II-type sleeve 511, connecting the lower end of the hollow pipe 4 with the I-type sleeve 51, respectively riveting a fixing screw hole 45 of the hollow pipe 4 and a positioning screw hole 52 of the sleeve 5 by passing a screw 47 through an arc-shaped connecting sheet 46, fixing the hollow pipe 4 and the sleeve 5, and repeating the operation;
mounting a triangular grid unit in the middle of a triangular grid net, connecting the upper end of a hollow pipe 4 with an upper I-shaped sleeve 51, connecting the lower end of the hollow pipe 4 with a lower I-shaped sleeve 51, respectively riveting a fixing screw hole 45 of the hollow pipe 4 and a positioning screw hole 52 of a sleeve 5 by passing a screw 47 through an arc-shaped connecting sheet 46, fixing the sleeve 5 and the hollow pipe 4, and repeating the operation;
mounting a triangular grid unit at the tail end of the triangular grid net at one end of the concrete toe guard 31, connecting the upper end of the hollow pipe 4 with the I-shaped sleeve 51, connecting the lower end of the hollow pipe 4 with the III-shaped sleeve 512, respectively riveting a fixing screw hole 45 of the hollow pipe 4 and a positioning screw hole 52 of the sleeve 5 by passing a screw 47 through the arc-shaped connecting sheet 46, fixing the hollow pipe 4 and the sleeve 5, and repeating the operation;
and a third point: after the second step is finished, immediately performing a third step;
a fourth point: and step five, when the triangular grid net is arranged between the wave wall 2 and the dike legs 3, the sleeves 5 are adjusted in time to be positioned, and the triangular grid units are continuously assembled by taking the triangular grid units as units.
The fifth stage: and (3) hoisting the tubular pile 56, sleeving the round pile 562 with water-stop rubber 564, driving the water-stop rubber into the foundation below the embankment face 1 through a pile hole 55 in the hexagonal center of the I-shaped sleeve 51 until a pile cap 561 is tightly attached to the sleeve 5, and anchoring the embankment slope by the round pile 562 to finish the fixation of the I-shaped sleeve 51. It is necessary to check if each tube stake 56 is in place to secure the respective locating node of the triangular grid mesh if necessary. And the pile cap 561 also plays a role in weakening the sea waves.
And sixthly, hoisting the concrete toe guard unit to a foundation pit at the position of the dike foot 3, welding the III-type sleeve 513 and an exposed steel bar reserved at the through hole of the concrete toe guard 31 by adopting a steel bar, filling and covering cast-in-place concrete, excavating mortar stones at the through hole position of the concrete toe guard 31, and performing cement plastering to form a toe guard drainage groove 32 so that the groove 532 of the III-type sleeve 512 is communicated with the toe guard drainage groove 32. Meanwhile, the groove 532 of the III-type sleeve 512 is open and communicated with the outside, accumulated water in front of the concrete toe guard 31 can be collected, and all accumulated water is drained to the sea surface through the toe guard drainage groove 32.
The utility model relates to a construction method of slope-type ecological seawall structure of assembly grid net assembles according to above-mentioned process in proper order. The utility model discloses a precast concrete hollow tube, sleeve and tubular pile consolidate the seawall, weaken the wave and strike, are applicable to current seawall domatic, and the component quality can effectively be guaranteed to the assembled component moreover, improve the efficiency of construction, are convenient for change impaired component simultaneously, are favorable to later maintenance, improve seawall protection fail safe nature.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only a detailed description of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides an assembly grid net's ecological seawall structure of slope formula, it includes dyke foot (3), embankment (1) and road surface (12) in proper order by facing sea side inland direction, its characterized in that:
the novel sea wave preventing embankment is characterized by further comprising a wave preventing wall (2), a triangular grid net and a geonet pad (6), wherein the embankment face (1) sequentially comprises a foundation below the embankment face (1), the geonet pad (6) and the triangular grid net from bottom to top;
the wave wall (2) is arranged at the junction of the road surface (12) and the embankment surface (1) and comprises an arc-shaped panel (24), a bottom plate (25) and a plurality of water inlet holes (26), the arc-shaped panel (24) is arranged on the sea side above the bottom plate (25) and is fixed, the road surface (12) is laid on the bottom plate (25), a drainage groove (11) along the trend of the road surface (12) is arranged on the inland side of the arc-shaped panel (24), and the water inlet holes (26) penetrate through the arc-shaped panel (24), are close to the bottom plate (25) and are communicated with the drainage groove (11);
the triangular grid net is arranged between the breakwater wall (2) above the embankment surface (1) and the embankment feet (3) and comprises hollow pipes (4), sleeves (5) and tubular piles (56), the hollow pipes (4) are spliced through the sleeves (5) to form a plurality of triangular grid units, and the triangular grid units are sequentially connected through the sleeves (5) and are distributed in the direction of the embankment feet (3);
two ends of the hollow pipe (4) are respectively provided with a connecting tenon (44), the hollow pipe (4) is divided into an I-shaped hollow pipe (41) and a II-shaped hollow pipe (42), the I-shaped hollow pipe (41) is arranged on two sides of the triangular grid unit, and the II-shaped hollow pipe (42) is arranged on the bottom side of the triangular grid unit;
the sleeve (5) is divided into an I-shaped sleeve (51), an II-shaped sleeve (511) and an III-shaped sleeve (512), the I-shaped sleeve (51) is of a regular hexagon structure, each side of the I-shaped sleeve is provided with a pipeline hole (531), internal channels of the pipeline holes (531) are communicated with each other, a butt joint tenon (53) matched with a connecting tenon (44) of the hollow pipe (4) is welded outside each pipeline hole, a pile hole (55) matched with a tubular pile (56) is arranged at the center of the I-shaped sleeve (51), the pile hole (55) is communicated with the I-shaped sleeve (51) up and down, and the tubular pile (56) is driven into a foundation below the embankment surface (1) from the pile hole (55) of the I-shaped sleeve (51);
the II-type sleeve (511) is in a half of a regular hexagon structure and comprises two complete sides and a longest side, the two complete sides and the longest side are respectively provided with a pipeline hole (531), the internal channels of the pipeline holes (531) are communicated with each other, the pipeline holes (531) on the two complete sides are respectively welded with a butt joint tenon (53) matched with the connecting tenon (44) of the hollow pipe (4), and the pipeline hole (531) on the longest side is connected with a water inlet hole (26) of the wave wall (2);
the III-type sleeve (512) is in a half of a regular hexagon structure and comprises two complete sides and a longest side, the two complete sides are respectively provided with a pipeline hole (531), a butt joint tenon (53) matched with the connecting tenon (44) of the hollow pipe (4) is welded outside each complete side, the longest side of the sleeve is provided with a transverse groove (532), and the groove (532) is communicated with the outside and communicated with an internal channel of the pipeline hole (531);
the geotechnical mesh pad (6) is also in a plurality of continuous triangles, mesh pad frames (61) are arranged on three sides of the geotechnical mesh pad, and the mesh pad frames (61) are pressed below the hollow pipe (4).
2. The ramped ecological seawall structure of claim 1, wherein: the connecting tenon (44) of the hollow pipe (4) is in an extended upper semicircular shape, the port of the hollow pipe (4) is provided with a port rubber I (441) in a lower semicircular shape, the port of the connecting tenon (44) is provided with a port rubber II (442) in an upper semicircular shape, and the upper part of the connecting tenon (44) is provided with fixing screw holes (45) which are bilaterally symmetrical and do not penetrate through the pipe wall of the hollow pipe (4);
the inner diameter of the sleeve (5) is consistent with that of the hollow pipe (4), a pipeline hole (531) of the sleeve (5) is provided with a butt joint tenon (53) in a lower semicircular shape, the inner wall of the butt joint tenon (53) is provided with a rubber ring (54), the rubber ring (54) is cylindrical and clings to the inner wall of the butt joint tenon (53), and the lower part of the butt joint tenon (53) is provided with positioning screw holes (52) which are bilaterally symmetrical;
still include screw (47) and arc connection piece (46), butt joint tenon (53) of sleeve (5) and connecting tenon (44) concatenation of hollow tube (4), through fixed screw (45) of positioning screw hole (52) and hollow tube (4) of screw (47) alignment sleeve (5), riveting arc connection piece (46) fixed sleeve (5) and hollow tube (4).
3. The ramped ecological seawall structure of claim 2, wherein: the water hole I (421) is arranged on the lower side of the same side of the two ends of the I-shaped hollow pipe (41) and communicated with an internal channel of the I-shaped hollow pipe (41); the water hole II (422) is arranged on the lower side of the middle of the II-type hollow pipe (42) on the same side and communicated with the internal channel of the II-type hollow pipe (42).
4. The ramped ecological seawall structure of claim 3, wherein: the length of the I-type hollow pipe (41) is equal to that of the II-type hollow pipe (42), and an equilateral triangle grid unit is formed.
5. The ramped ecological seawall structure of claim 1, wherein: concrete protection feet (31) are arranged above the dike feet (3), a plurality of foot protection drainage grooves (32) are formed in the concrete protection feet (31), the foot protection drainage grooves (32) extend towards the sea side, and the grooves (532) of the III-type sleeve (512) are communicated with the foot protection drainage grooves (32).
6. The ramped ecological seawall structure of claim 1, wherein: the geotechnical mesh pad (6) is of a double-layer mesh structure, and an artificial soil layer rich in plant nutrients is filled between two layers of meshes.
7. The ramped ecological seawall structure of claim 1, wherein: the tubular pile (56) comprises a pile cap (561) and a round pile (562), and a water-stopping rubber ring (564) is sleeved below the pile cap (561).
8. The ramped ecological seawall structure of claim 7, wherein: the pile cap (561) and the round pile (562) are integrated components.
9. The ramped ecological seawall structure of claim 1, wherein: the wave wall (2) is arched, the side facing the sea is concave, and the side facing the inner land is convex.
10. The sloped ecological seawall structure according to claim 1 or 9, wherein: the inside cover of inlet opening (26) of wave wall (2) has plastic tubing (261), plastic tubing (261) extends outside to inside pipeline hole (531) of II type sleeve (511) longest side department.
CN202023048997.8U 2020-12-17 2020-12-17 Slope type ecological sea wall structure assembled with grid net Active CN214993495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023048997.8U CN214993495U (en) 2020-12-17 2020-12-17 Slope type ecological sea wall structure assembled with grid net

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023048997.8U CN214993495U (en) 2020-12-17 2020-12-17 Slope type ecological sea wall structure assembled with grid net

Publications (1)

Publication Number Publication Date
CN214993495U true CN214993495U (en) 2021-12-03

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Country Link
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