CN218757261U - Energy dissipation type gabion retaining wall bank protection structure - Google Patents

Abstract

The utility model relates to an energy dissipation type gabion barricade revetment structure, include: planting technique layer, the formula of falling convex gabion unit, reinforced concrete board, I-steel crossbeam, the trapezoidal gabion unit of area arc, circular cavity, cavity support frame, tire gabion, two L type foundations, the type of falling nail post, stagnant water curtain, impervious film, vertical miniature stake, slant miniature stake, former native backfill layer, graded broken stone layer, geotechnological fabric layer, hidden canal and rectangle gabion unit. The utility model has the advantages that: the utility model is formed by piling the inverted convex gabion units, the trapezoid gabion units with arcs and the rectangular gabion units, and is provided with the I-shaped steel beams and the hollow support frames, thereby effectively improving the overall rigidity of the gabion retaining wall, reducing the dead weight, saving stones and reducing the load on the foundation; the utility model provides a gabion unit adopts steel to mould the grid and replaces traditional wire net to load the cobble, resistance to wears and corrosion resistance is strong, improves gabion retaining wall revetment structure service life.

Description

Energy dissipation type gabion retaining wall bank protection structure

Technical Field

The utility model relates to a barricade bank protection construction technical field especially includes an energy dissipation type gabion barricade bank protection structure.

Background

In the long-term development process, the natural characteristics of the river channel are changed to some extent due to various factors such as river scouring and artificial factors. In order to improve the urban grade and accelerate the development of urban tourism economy, water environment construction is taken as an important measure. How to improve the erosion resistance and the water permeability of river bank protection, embody the ecological type governing idea of rivers, are the mainstream development direction of river course governing at present.

The traditional river bank protection or revetment generally adopts a three-surface smooth and three-surface anti-seepage channel made of stone mortar or concrete, which does not accord with the current concept of natural ecology river control; the gabion has strong scouring resistance and water permeability, and is a porous plan for easy biological rest, so the gabion is often used for the transformation of natural ecological rivers.

The construction principle of the gabion retaining wall engineering is similar to that of stacking blocks, and the basic elements forming the building are cubes or netted rectangular boxes. However, the traditional gabion retaining wall is large in overall engineering quantity, small in foundation standard, large in foundation load and prone to settlement damage. In addition, the gabion mesh retaining wall is easy to be impacted by a surface ship or a floating hard object besides being beaten and washed by water flow, and meanwhile, the gabion mesh is easy to rust and corrode in a wet environment.

Therefore, it is very important to find an energy dissipation type gabion retaining wall bank protection which is reasonable in structure, anti-collision, anti-sedimentation and good in ecological concept.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough among the prior art, provide an energy dissipation type gabion retaining wall revetment structure.

This kind of energy dissipation type gabion retaining wall shore protection structure includes: the artificial wetland comprises a greening planting layer, an inverted convex gabion unit, a reinforced concrete slab, an I-shaped steel beam, an arc trapezoid gabion unit, a circular hollow support frame, a tire gabion, a double-L-shaped foundation, an inverted nail-shaped column, a waterproof curtain, a waterproof film, a vertical micro pile, an oblique micro pile, an original soil backfill layer, a graded crushed stone layer, a geotextile layer, an underdrain and a rectangular gabion unit; the double-L-shaped foundation consists of a small L structure and a large L structure which are opposite to each other, a water-stop curtain is arranged at the bottom of the front end of the double-L-shaped foundation, a plurality of groups of vertical micro piles and oblique micro piles are arranged at the bottom of the middle end of the double-L-shaped foundation, an underdrain is arranged at the bottom of the rear end of the double-L-shaped foundation, and a limiting barrier strip is further arranged at the rear end of the double-L-shaped foundation; the lower end of the inverted-nail-shaped column penetrates through the double-L-shaped foundation and is arranged in the waterproof curtain; the tire gabion is arranged at the upper end of the inverted nail type column; the top of the middle end of the double-L-shaped foundation is sequentially provided with a rectangular gabion unit, an arched trapezoidal gabion unit, an I-shaped steel cross beam, an inverted convex gabion unit and a greening planting layer from bottom to top; the trapezoid gabion units with arcs are connected with each other to form a circular hollow, and a hollow support frame is arranged in the circular hollow.

Preferably, the reinforced concrete slab is arranged on the water-facing surface of the gabion retaining wall, and the graded crushed stone layer is arranged at the bottom of the water-back surface of the gabion retaining wall; the original soil backfill layer is arranged above the graded crushed stone layer; the contact surface of the gabion retaining wall, the graded gravel layer and the original soil backfill layer is provided with a water-impermeable film; the contact surfaces of the gabion retaining wall, the greening planting layer, the reinforced concrete slab and the double-L-shaped foundation are all provided with geotextile layers; and a geotextile layer is arranged on the contact surface of the graded broken stone layer, the double-L-shaped foundation and the original soil backfill layer.

Preferably, foundation bolts are arranged at the top of the front end of the double-L-shaped foundation, and water permeable holes are formed in the bottom of the limiting barrier; and a water inlet hole group is arranged at the underdrain at the rear end of the double-L-shaped foundation.

Preferably, the tire gabion consists of waste tires, annular flowerpots and gravel soil; the waste tire is sleeved outside the annular flowerpot, the inverted-nail-shaped column is sleeved in the hole at the bottom of the annular flowerpot, and the annular flowerpot is filled with gravel soil.

Preferably, the top end of the inverted-nail-shaped column is provided with a screw, a limiting cross rod is installed through a limiting bolt, and the tire gabion is fixed to the top of the front end of the double-L-shaped foundation.

Preferably, the hollow support frame comprises a vertical support rod, a horizontal support rod and an inclined support rod; the vertical support rod and the horizontal support rod are perpendicular to each other, and two ends of the vertical support rod are arranged at the joint of the upper and lower trapezoidal gabion units with arcs; two ends of the horizontal stay bar are arranged at the joint of the left trapezoid gabion unit and the right trapezoid gabion unit with the arc; the inclined stay bars are respectively connected with the adjacent end parts of the vertical stay bars and the horizontal stay bars.

Preferably, the surface of the reinforced concrete slab is provided with regularly arranged holes, I-shaped steel cross beams corresponding to the reinforced concrete slab are provided with fixing bolt holes, and the bottom of the reinforced concrete slab is provided with a base with foundation bolt holes; and the reinforced concrete slab is fixed by the fixing bolt and the foundation bolt.

Preferably, the inverted convex gabion units, the arc trapezoidal gabion units and the rectangular gabion units are all formed by pebbles and steel-plastic gratings.

Preferably, the water impermeable membrane comprises a two-ply geotextile-wrapped water impermeable membrane.

Preferably, each group of vertical micro-piles and inclined micro-piles comprises one vertical micro-pile and one inclined micro-pile, and one ends of the vertical micro-piles and the inclined micro-piles are overlapped in a crossed mode and embedded into the bottom of the middle end of the double-L-shaped foundation at a certain angle.

The utility model has the advantages that:

compared with the prior art, the energy dissipation type gabion retaining wall bank protection structure adopts a reinforced concrete double-L-shaped foundation, and a waterproof curtain is arranged at the bottom to prevent river water from eroding a soil body at the bottom of the foundation; the bottom of the foundation is provided with vertical and oblique micro piles to enhance the bearing capacity and the supporting and blocking capacity of the foundation; the bottom is provided with an underdrain to effectively remove water body infiltrating into the gabion retaining wall and bank protection structure; the basis top surface sets up spacing blend stop cooperation L shape basis and effectively improves the hoist and mount efficiency of gabion unit, improves the cling force and the stability of gabion barricade simultaneously.

The utility model provides a gabion unit adopts steel to mould the grid and replaces traditional wire net to load the cobble, resistance to wears and corrosion resistance is strong, improves gabion retaining wall revetment structure service life.

The utility model discloses the tire gabion that well set up is fixed on two L type foundations through falling the installation of nail type post, and simple to operate can play the anticollision effect, can utilize the annular flowerpot in the tire gabion to plant aquatic plant again, and the planting technique layer at cooperation gabion barricade top can form multi-level three-dimensional ecological river bank view.

The utility model discloses in pile up by the trapezoidal gabion unit of the inverted convex gabion unit of arc, area arc, rectangle gabion unit and form and have circular hollow gabion barricade to set up I-steel crossbeam and hollow support frame, effectively improve the holistic rigidity of gabion barricade, reduce the dead weight simultaneously and save the stone material, reduce the load to the ground.

Drawings

FIG. 1 is a schematic view of an energy-dissipating type gabion retaining wall bank protection structure;

FIG. 2 is a schematic view in partial plan of a large diameter jet grouting pile waterproof curtain;

FIG. 3 is a schematic layout of a double L-shaped base;

FIG. 4 is a schematic view of a hollow support;

FIG. 5 is a schematic view of the stacking structure of gabion retaining walls;

figure 6 is a schematic perspective view of a rectangular gabion unit;

FIG. 7 is a perspective view of a trapezoidal gabion unit with arcs;

FIG. 8 is a perspective view of an inverted convex gabion unit;

FIG. 9 is a schematic view of a partial layout of an I-beam;

fig. 10 is a schematic elevation of a reinforced concrete slab;

fig. 11 is a schematic view of a reinforced concrete slab installation arrangement;

FIG. 12 is a schematic illustration of the backfilling behind the gabion retaining wall;

figure 13 is a schematic section view of a tire gabion;

figure 14 is a top view of a tire-gabion;

fig. 15 is a construction flow chart of an energy dissipation type gabion retaining wall bank protection structure.

Description of reference numerals: 1-greening planting layer; 2-inverted convex gabion units; 3-reinforced concrete slab; 4-i-beam; 5-fixing the bolt; 6-arc trapezoid gabion units; 7-circular hollow; 8-a hollow support frame; 9-foundation bolts; 10-a limit bolt; 11-a limiting cross bar; 12-a tire gabion; 13-double L-base; 14-inverted nail type column; 15-waterproof curtain; 16-a water impermeable membrane; 17-a limit stop strip; 18-permeable pores; 19-vertical micropiles; 20-oblique micro-piles; 21-original soil backfill layer; 22-graded crushed stone layer; 23-a geotextile layer; 24-a water inlet hole group; 25-underdrain; 26-scrap tires; 27-ring-shaped flowerpot; 28-crushed rock soil; 29-vertical stays; 30-horizontal stay bar; 31-diagonal brace rods; 32-opening holes; 33-anchor bolt holes; 34-a base; 35-anchor bolt holes; 36-pebbles; 37-steel-plastic grating; 38-rectangular gabion units.

Detailed Description

The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, the present invention can be modified in several ways without departing from the principle of the present invention, and these modifications and modifications also fall into the protection scope of the claims of the present invention.

As an example, as shown in fig. 1 to 15, an energy-dissipating type gabion retaining wall bank protection structure includes: the artificial wetland comprises a greening planting layer 1, an inverted convex gabion unit 2, a reinforced concrete slab 3, an I-shaped steel beam 4, an arc trapezoid gabion unit 6, a circular hollow 7, a hollow support frame 8, a tire gabion 12, a double-L-shaped foundation 13, an inverted nail-shaped column 14, a waterproof curtain 15, a waterproof membrane 16, a vertical micro pile 19, an oblique micro pile 20, an original soil backfill layer 21, a graded gravel layer 22, a geotextile layer 23, an underdrain 25 and a rectangular gabion unit 38; the reinforced concrete slab 3 is arranged on the water-facing surface of the gabion retaining wall, and the graded crushed stone layer 22 is arranged at the bottom of the water-back surface of the gabion retaining wall; the original soil backfill layer 21 is arranged above the graded crushed stone layer 22; the contact surface of the gabion retaining wall, the graded gravel layer 22 and the original soil backfill layer 21 is provided with a watertight film 16; the contact surfaces of the gabion retaining wall, the greening planting layer 1, the reinforced concrete slab 3 and the double-L-shaped foundation 13 are all provided with a geotextile layer 23; a geotextile layer 23 is arranged on the contact surface of the graded broken stone layer 22, the double-L-shaped foundation 13 and the original soil backfill layer 22; the hollow support frame 8 comprises a vertical support rod 29, a horizontal support rod 30 and an inclined support rod 31; the vertical support rods 29 and the horizontal support rods 30 are arranged vertically, and two ends of each vertical support rod 29 are arranged at the joint of the upper and lower trapezoidal gabion units 6 with arcs; two ends of the horizontal stay bar 30 are arranged at the joint of the left trapezoid gabion unit 6 and the right trapezoid gabion unit 6 with the arc; the inclined stay bar 31 is respectively connected with the adjacent end parts of the vertical stay bar 29 and the horizontal stay bar 30;

the double-L-shaped foundation 13 consists of a small L structure and a large L structure which are opposite to each other, a waterproof curtain 15 is arranged at the bottom of the front end of the double-L-shaped foundation 13, a plurality of groups of vertical micro piles 19 and inclined micro piles 20 are arranged at the bottom of the middle end of the double-L-shaped foundation 13, an underdrain 25 is arranged at the bottom of the rear end of the double-L-shaped foundation 13, and a limiting barrier strip 17 is further arranged at the rear end of the double-L-shaped foundation 13; the lower end of the inverted nail type column 14 penetrates through the double-L-shaped foundation 13 and is arranged in the waterproof curtain 15; the tire gabion 12 is arranged at the upper end of the inverted-nail-shaped column 14; the top of the middle end of the double-L-shaped foundation 13 is sequentially provided with a rectangular gabion unit 38, an arc trapezoidal gabion unit 6, an I-shaped steel beam 4, an inverted convex gabion unit 2 and a greening planting layer 1 from bottom to top; the top of the front end of the double-L-shaped foundation 13 is provided with a foundation bolt 9, and the bottom of the limiting barrier strip 17 is provided with a water permeable hole 18; a water inlet hole group 24 is arranged at the underdrain 25 at the rear end of the double-L-shaped foundation 13; the tyre gabion 12 consists of waste tyres 26, annular flower pots 27 and gravel soil 28; the waste tire 26 is sleeved outside the annular flowerpot 27, the inverted nail-shaped column 14 is sleeved in a hole at the bottom of the annular flowerpot 27, and the annular flowerpot 27 is filled with the gravel soil 28; the top end of the inverted-nail-shaped column 14 is provided with a screw, a limiting cross rod 11 is installed through a limiting bolt 10, and the tire gabion 12 is fixed to the top of the front end of the double-L-shaped foundation 13;

the trapezoid gabion units 6 with arcs are connected with each other to form a circular hollow 7, and a hollow support frame 8 is arranged in the circular hollow 7;

the surface of the reinforced concrete slab 3 is provided with regularly arranged holes 32, a fixed bolt hole 33 is arranged at the position of the I-shaped steel cross beam 4 corresponding to the reinforced concrete slab 3, and the bottom of the reinforced concrete slab 3 is provided with a base 34 with anchor bolt holes 35; the reinforced concrete slab 3 is fixed through fixing bolts 5 and foundation bolts 9; the inverted convex gabion units 2, the trapezoid gabion units 6 with arcs and the rectangular gabion units 38 are all composed of pebbles 36 and steel-plastic gratings 37; the impermeable membrane 16 comprises two layers of geotextile wrapped waterproof membranes;

each group of the vertical micro piles 19 and the inclined micro piles 20 comprises one vertical micro pile 19 and one inclined micro pile 20, and one ends of the vertical micro piles 19 and the inclined micro piles 20 are crossed and overlapped to be embedded into the bottom of the middle end of the double-L-shaped foundation 13 at a certain angle.

Claims (10)

1. The utility model provides an energy dissipation type gabion retaining wall shore protection structure which characterized in that includes: the artificial soil greening system comprises a greening planting layer (1), an inverted convex gabion unit (2), a reinforced concrete slab (3), an I-shaped steel beam (4), an arc trapezoid gabion unit (6), a circular hollow body (7), a hollow support frame (8), a tire gabion (12), a double-L-shaped foundation (13), an inverted nail type column (14), a water-stopping curtain (15), a waterproof film (16), a vertical micro pile (19), an oblique micro pile (20), an original soil backfill layer (21), a graded gravel layer (22), a geotextile layer (23), an underground canal (25) and a rectangular gabion unit (38);

the double-L-shaped foundation (13) consists of a small L structure and a large L structure which are opposite to each other, a waterproof curtain (15) is arranged at the bottom of the front end of the double-L-shaped foundation (13), a plurality of groups of vertical micro piles (19) and inclined micro piles (20) are arranged at the bottom of the middle end of the double-L-shaped foundation (13), an underdrain (25) is arranged at the bottom of the rear end of the double-L-shaped foundation (13), and a limiting barrier strip (17) is further arranged at the rear end of the double-L-shaped foundation (13); the lower end of the inverted-nail-shaped column (14) penetrates through the double-L-shaped foundation (13) and is arranged in the waterproof curtain (15); the tire gabion (12) is arranged at the upper end of the inverted-nail-shaped column (14); the top of the middle end of the double-L-shaped foundation (13) is sequentially provided with a rectangular gabion unit (38), an arc trapezoidal gabion unit (6), an I-shaped steel beam (4), an inverted convex gabion unit (2) and a greening planting layer (1) from bottom to top;

the trapezoid gabion units (6) with arcs are connected with each other to form a circular hollow (7), and a hollow support frame (8) is arranged in the circular hollow (7).

2. The energy dissipation type gabion retaining wall revetment structure according to claim 1, wherein: the reinforced concrete slab (3) is arranged on the water-facing surface of the gabion retaining wall, and the graded crushed stone layer (22) is arranged at the bottom of the water-back surface of the gabion retaining wall; the original soil backfill layer (21) is arranged above the graded broken stone layer (22); the contact surface of the gabion retaining wall, the graded crushed stone layer (22) and the original soil backfill layer (21) is provided with a water-impermeable film (16); the contact surfaces of the gabion retaining wall, the greening planting layer (1), the reinforced concrete slab (3) and the double-L-shaped foundation (13) are all provided with a geotextile layer (23); and a geotextile layer (23) is arranged on the contact surface of the graded gravel layer (22), the double-L-shaped foundation (13) and the original soil backfill layer (21).

3. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: foundation bolts (9) are arranged at the top of the front end of the double-L-shaped foundation (13), and water permeable holes (18) are formed in the bottoms of the limiting barrier strips (17); a water inlet hole group (24) is arranged at the underdrain (25) at the rear end of the double-L-shaped foundation (13).

4. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: the tyre gabion (12) consists of waste tyres (26), annular flower pots (27) and gravel soil (28); the waste tire (26) is sleeved outside the annular flowerpot (27), the inverted nail-shaped column (14) is sleeved in a hole at the bottom of the annular flowerpot (27), and the annular flowerpot (27) is filled with gravel soil (28).

5. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: the top end of the inverted-nail-shaped column (14) is provided with a screw, a limiting cross rod (11) is installed through a limiting bolt (10), and the tire gabion (12) is fixed to the top of the front end of the double-L-shaped foundation (13).

6. The energy dissipation type gabion retaining wall revetment structure according to claim 1, wherein: the hollow support frame (8) comprises a vertical stay bar (29), a horizontal stay bar (30) and an inclined stay bar (31); the vertical support rods (29) and the horizontal support rods (30) are arranged vertically, and two ends of each vertical support rod (29) are arranged at the joint of the upper and lower trapezoidal gabion units (6) with arcs; two ends of the horizontal stay bar (30) are arranged at the connection part of the left and right trapezoid gabion units (6) with arcs; the inclined stay bar (31) is respectively connected with the adjacent end parts of the vertical stay bar (29) and the horizontal stay bar (30).

7. The energy dissipation type gabion retaining wall revetment structure according to claim 1, wherein: the surface of the reinforced concrete slab (3) is provided with regularly arranged holes (32), a fixed bolt hole (33) is arranged at the position of the I-shaped steel cross beam (4) corresponding to the reinforced concrete slab (3), and the bottom of the reinforced concrete slab (3) is provided with a base (34) with a foundation bolt hole (35); the reinforced concrete slab (3) is fixed through the fixing bolt (5) and the foundation bolt (9).

8. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: the inverted convex gabion unit (2), the trapezoid gabion unit with the arc (6) and the rectangular gabion unit (38) are all composed of pebbles (36) and steel-plastic gratings (37).

9. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: the impermeable membrane (16) comprises two layers of geotextile wrapped waterproof membrane.

10. The energy dissipating gabion retaining wall revetment structure according to claim 1, wherein: each group of vertical micro piles (19) and the inclined micro piles (20) comprise one vertical micro pile (19) and one inclined micro pile (20), and one ends of the vertical micro piles (19) and the inclined micro piles (20) are overlapped in a crossed mode to be embedded into the bottom of the middle end of the double-L-shaped foundation (13) at a certain angle.

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