CN212612271U - Slope reinforcement protective structure - Google Patents

Slope reinforcement protective structure Download PDF

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Publication number
CN212612271U
CN212612271U CN202020888924.0U CN202020888924U CN212612271U CN 212612271 U CN212612271 U CN 212612271U CN 202020888924 U CN202020888924 U CN 202020888924U CN 212612271 U CN212612271 U CN 212612271U
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China
Prior art keywords
hole
base
soil
protective structure
slope reinforcement
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CN202020888924.0U
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Chinese (zh)
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刘健
徐雪龙
朱靖
邵英杰
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Shanghai Yanhe Construction Survey And Design Co ltd
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Shanghai Yanhe Construction Survey And Design Co ltd
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Abstract

The utility model relates to a slope reinforcement protective structure, which comprises a base arranged on the ground, a plurality of support frames fixedly connected with the upper surface of the base and used for retaining soil, a plurality of soil retaining blocks arranged on the upper surface of the base, a top pressing cover plate arranged on the upper surface of the soil retaining block at the topmost layer, and a backfill layer arranged on the base and positioned at the inner side of the support frames; protective grids are arranged in the gaps between every two layers of the soil retaining blocks; the support frame is provided with a long hole for the protective grating to pass through; the soil blocking block is provided with a first through hole, two second through holes and a plurality of positioning and mounting holes, wherein the size of the first through hole is larger than that of the second through hole, and the size of the second through hole is larger than that of the positioning and mounting holes; and filling layers are arranged in the first through hole and the second through hole. The utility model belongs to the technical field of side slope protection, firm in connection between its and the bottom surface of side slope, it is not fragile to resist water current erosion, has and consolidates the advantage that the protecting effect is good.

Description

Slope reinforcement protective structure
Technical Field
The utility model belongs to the technical field of the technique of side slope protection and specifically relates to a side slope reinforcement protective structure is related to.
Background
At present, in river course side slope protection process, the side slope protective structure need be used, and the most commonly used one is exactly the dry barrier retaining wall structure, and the dry barrier retaining wall is the novel flexible construction gravity type retaining wall who develops rapidly and extensively use in europe, U.S. and australia etc. in recent years, because of its unique design, abundant decorative effect, convenient construction and good structural performance, plays more and more important effect in modern retaining engineering.
The existing retaining wall slope protection structure is mainly made of a composite body formed by connecting a plurality of layers of retaining blocks, geogrids between every two layers of retaining blocks and anchoring steel, and plays a role in stabilizing slope protection by means of dead weight. Therefore, when the slope protection structure is used for protecting the side slope of a river channel with turbulent water flow, the bottom base of the slope protection structure becomes unstable along with the erosion of the water flow, and the protection effect of the slope protection structure is reduced.
Therefore, there is a need for a slope reinforcement protection structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a side slope reinforcement protective structure, and firm in connection between the bottom surface of side slope, can the water current erosion resistance not fragile, have and consolidate the advantage that the protecting effect is good.
The above object of the present invention can be achieved by the following technical solutions:
a slope reinforcement protection structure comprises a base, a retaining block, a top pressing cover plate and a backfill layer, wherein the base is arranged on the ground, the supporting frame is fixedly connected with the upper surface of the base and used for retaining soil, and the retaining block is arranged on the upper surface of the base in multiple layers;
protective grids are arranged in the gaps between every two layers of the soil retaining blocks;
the support frame is provided with a long hole for the protective grating to pass through;
the soil blocking block is provided with a first through hole, two second through holes and a plurality of positioning and mounting holes, wherein the size of the first through hole is larger than that of the second through hole, and the size of the second through hole is larger than that of the positioning and mounting holes;
and filling layers are arranged in the first through hole and the second through hole.
Through adopting above-mentioned technical scheme, base and support frame are as whole side slope reinforcement protective structure's bearing structure, and multilayer retaining block and protection grid in addition press the top apron, let whole composite construction more firm, anti erosion ability stronger, not fragile. The base can be pushed down to the backfill layer, lets the utility model discloses more firm with the connection of slope, not fragile and protecting effect is better. The setting of filling layer can also strengthen the utility model discloses a shear strength.
The present invention may be further configured in a preferred embodiment as: and the base is provided with a clamping groove for installing the retaining block.
Through adopting above-mentioned technical scheme, set up the draw-in groove on the base, the retaining block of bottom can block in the draw-in groove, and reuse anchor bolt fixes for it is more firm to keep off the connection between retaining block and the base, thereby makes the utility model discloses a reinforcement protective effect is better.
The present invention may be further configured in a preferred embodiment as: a water guide groove is arranged on the upper surface of the base.
Through adopting above-mentioned technical scheme, can follow the diversion trench along the water that keeps off the soil block and flow to on the base and flow, strengthen the utility model discloses a drainage water permeability makes the utility model discloses it is more durable.
The present invention may be further configured in a preferred embodiment as: the upper surface of the top pressing cover plate is an inclined surface.
Through adopting above-mentioned technical scheme, the upper surface of coping apron has set up the inclined plane, can avoid the rainwater to flow to the side slope on the gland roof, causes rivers to consolidate protective structure's inboard erosion, influence to whole side slope the utility model discloses a life.
The present invention may be further configured in a preferred embodiment as: and the side surface of the retaining block is provided with a water seepage hole which is communicated with the first through hole and the second through hole.
Through adopting above-mentioned technical scheme, the setting in infiltration hole lets the utility model discloses a water seepage performance provides, and the infiltration effect is better.
The present invention may be further configured in a preferred embodiment as: the lateral surface of retaining block is the arcwall face.
Through adopting above-mentioned technical scheme, the lateral surface that keeps off the native piece is the arcwall face, makes the utility model discloses when being used in the protection of the rapid river course side slope of rivers torrent, the arcwall face is compared in the plane of current fender native piece more can resist erosion. Can avoid the stone in the rivers to strike the edges and corners of retaining the soil piece, cause the damage of retaining the soil piece.
The present invention may be further configured in a preferred embodiment as: still include the anchor strut of being connected with the base is perpendicular, the one end of anchor strut is from last down to pass back filling layer and protection grid in proper order after with the upper surface connection of base.
Through adopting above-mentioned technical scheme, the effort can be exerted downwards for protection grid and base to the setting of anchor strut for whole side slope reinforcement protective structure is more firm.
The present invention may be further configured in a preferred embodiment as: waterproof layers are arranged on the side face of the backfill layer and the bottom face of the base.
Through adopting above-mentioned technical scheme, the setting of waterproof layer can prevent that water from permeating the soil layer of side slope behind retaining block sees through support frame and backfill layer, influences whole side slope reinforcement protective structure's stability.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the utility model discloses a retaining block installs on the base, and the inboard that is close to the side slope has the support frame, and the backfill layer's is fixed in addition for whole side slope reinforcement protective structure's structural strength is higher, and the protective effect is better. And the first through hole and the second through hole are also provided with filling layers, so that the shear strength of the utility model can be enhanced;
2. the utility model discloses a set up the diversion channel on the base, set up the infiltration hole on the fender soil block, in addition the setting of waterproof layer, make the utility model discloses a water-resistant erosion effect is better.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the base and the supporting frame in the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a retaining block in an embodiment of the present invention.
In the figure, 11, a base, 12, a support frame, 21, a soil retaining block, 31, a capping plate, 41, a backfill layer, 22, a protective grid, 121, a strip hole, 211, a first through hole, 212, a second through hole, 213, a positioning installation hole, 214, a filling layer, 111, a clamping groove, 112, a water diversion groove, 215, a water seepage hole, 51, a reinforcing rod, 61 and a waterproof layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a slope reinforcement protective structure, mainly by base 11, support frame 12, retaining block 21, protection grid 22, capping board 31, backfill layer 41, anchor strut 51 and waterproof layer 61 etc. constitute.
Referring to fig. 1 and 2, the base 11 may be formed by casting concrete or may be formed by using a concrete precast slab, which is fixed to the ground at the bottom of the slope by reinforcing bars, and has a catching groove 111 formed on the upper surface thereof for catching a portion of the retaining block 21 in the catching groove 111 when the retaining block 21 is installed. In addition, on the upper surface of the base 11, a water guiding groove 112 is also opened for guiding the water seeped down from the soil retaining block 21 to the outside of the whole slope reinforcement protection structure.
The support frame 12 is made of a steel bar grid plate formed by welding steel bars, the bottom edge of the support frame is fixedly connected with the upper surface of the base 11, expansion bolts can be used for being driven into the base 11, and then the bottom edge of the steel bar grid plate is welded with the expansion bolts. Or directly when the base 11 is prefabricated, the embedded steel bars are arranged and then welded with the bottom edge of the support frame 12. And a plurality of elongated holes 121 are horizontally formed in the support frame 12 in a vertical direction to pass through the protective grating 22.
Referring to fig. 1 and 3, the retaining block 21 may be formed by casting concrete, may be manufactured in batch as a prefabricated member, and has an outer side surface having an arc-shaped surface to have a better erosion resistance. A plurality of soil guard blocks 21 are stacked on the base 11 in a vertical direction to form a soil guard wall body of a multi-layered structure. The retaining block 21 is further provided with a first through hole 211, a second through hole 212 and a positioning and mounting hole 213. The first through hole 211 has a size larger than that of the second through hole 212, and the second through hole 212 has a size larger than that of the positioning and mounting hole 213.
Graded crushed stones, which are mixed materials composed of aggregates of various sizes and different particle sizes, may be added to the first through holes 211 as the filling layers 214, and the filling layers 214 can enhance the shear strength of the retaining blocks 21. The second through holes 212 may be kidney-shaped holes, and two second through holes 212 are symmetrically disposed at two sides of the first through hole 211, wherein graded broken stones may also be added as a filling layer 214. In addition, the positioning and mounting holes 213 can be inserted with plastic rods for fixing the protective grating 22, and also can be inserted with metal rods for more firm connection between the two layers of retaining blocks 21. Further, a water seepage hole 215 may be formed on a side surface of the soil retaining block 21, and the water seepage hole 215 communicates with the first through hole 211 and the second through hole 212, and when water flows through the first through hole 211 and the second through hole 212 of the soil retaining block 21, the water seepage hole 215 may guide the water flow out of the soil retaining block 21.
Referring to fig. 1, the protective grid 22 is disposed between two retaining blocks 21, the protective grid 22 may be a plastic geogrid, a steel-plastic geogrid or a glass fiber geogrid, the retaining block 21 of the previous layer presses the protective grid 22 on the upper surface of the retaining block 21 of the next layer, and a plastic rod may be used for limiting and fixing. A portion of the protective grid 22 passes through the elongated hole 121 and is finally fixedly connected to the backfill layer 41.
The capping plate 31 may be made of concrete, and fixed on the upper surface of the top soil retaining block 21 by bolts or concrete, and the upper surface thereof is an inclined surface, that is, the longitudinal section of the capping plate 31 is trapezoidal, and the drainage effect of the inclined surface is better, so that the capping plate 31 can drain the water left from the slope to the outside of the slope reinforcing and protecting structure, thereby preventing the water from accumulating at the inner side of the slope reinforcing and protecting structure.
The backfill layer 41 can be formed by directly backfilling the side wall of the side slope, the base 11 and the wall built by the retaining blocks 21 with concrete and soil of the side slope. The gravity energy of the backfill layer 41 acts on the base 11, so that the whole slope reinforcing structure is firmer, and the protection effect is better.
The reinforcing rod 51 is vertically connected to the inner side of the upper surface of the base 11 along the vertical direction, and one end of the reinforcing rod 51 passes through the backfill layer 41 and the protective grating 22 from top to bottom in sequence and then is connected with the upper surface of the base 11. When the backfill layer 41 is made, the reinforcing rods 51 and the backfill layer 41 can form a reinforced concrete structure, so that the whole slope reinforcement protection is firmer, and the protection effect is better.
The waterproof layer 61 is arranged on the contact surface of the backfill layer 41 and the side wall of the side slope and the bottom surface of the base 11, and the waterproof layer 61 can be paved by geotextile.
The implementation principle of the embodiment is as follows:
during construction, the waterproof layer 61 needs to be laid firstly, the base 11 needs to be embedded, the support frame 12 needs to be welded, the retaining block 21 at the bottommost layer needs to be fixed, the retaining block 21 is aligned with the clamping groove 111 and is installed on the upper surface of the base 11, the protection grid 22 needs to be laid on the surface of the retaining block 21, and a part of the protection grid 22 needs to penetrate through the strip hole 121. The second layer of the retaining blocks 21 is then fixed and so on until the top layer of the retaining blocks 21 is fixed, and then the capping plate 31 is fixed on the upper surface of the retaining blocks 21 with concrete.
One end of the fixing rod 51 vertically penetrates through the protective grating 22 and is fixedly connected with the upper surface of the base 11, and finally, the fixing rod is backfilled by concrete or soil to form a backfill layer 41.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a protective structure is consolidated to side slope which characterized in that: the soil retaining device comprises a base (11) arranged on the ground, a supporting frame (12) fixedly connected with the upper surface of the base (11) and used for retaining soil, soil retaining blocks (21) arranged on the upper surface of the base (11) in a multi-layer mode, a top pressing cover plate (31) arranged on the upper surface of the soil retaining block (21) on the topmost layer, and a backfill layer (41) arranged on the base (11) and positioned on the inner side of the supporting frame (12);
protective grids (22) are arranged at the gaps between every two layers of the soil retaining blocks (21);
the support frame (12) is provided with a long hole (121) for the protective grating (22) to pass through;
a first through hole (211), two second through holes (212) and a plurality of positioning mounting holes (213) are formed in the soil retaining block (21), the size of the first through hole (211) is larger than that of the second through hole (212), and the size of the second through hole (212) is larger than that of the positioning mounting holes (213);
and filling layers (214) are arranged in the first through hole (211) and the second through hole (212).
2. A slope reinforcement protective structure according to claim 1, characterised in that: and the base (11) is provided with a clamping groove (111) for mounting the retaining block (21).
3. A slope reinforcement protective structure according to claim 1, characterised in that: a water guide groove (112) is arranged on the upper surface of the base (11).
4. A slope reinforcement protective structure according to claim 1, characterised in that: the upper surface of the top pressing cover plate (31) is an inclined surface.
5. A slope reinforcement protective structure according to claim 1, characterised in that: and the side surface of the retaining block (21) is provided with a water seepage hole (215), and the water seepage hole (215) is communicated with the first through hole (211) and the second through hole (212).
6. A slope reinforcement protective structure according to claim 1, characterised in that: the outer side surface of the retaining block (21) is an arc-shaped surface.
7. A slope reinforcement protective structure according to claim 1, characterised in that: the anti-corrosion protective device is characterized by further comprising a reinforcing rod (51) vertically connected with the base (11), wherein one end of the reinforcing rod (51) sequentially penetrates through the backfill layer (41) and the protective grating (22) from top to bottom and then is connected with the upper surface of the base (11).
8. A slope reinforcement protective structure according to claim 1, characterised in that: waterproof layers (61) are arranged on the side face of the backfill layer (41) and the bottom face of the base (11).
CN202020888924.0U 2020-05-23 2020-05-23 Slope reinforcement protective structure Active CN212612271U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020888924.0U CN212612271U (en) 2020-05-23 2020-05-23 Slope reinforcement protective structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020888924.0U CN212612271U (en) 2020-05-23 2020-05-23 Slope reinforcement protective structure

Publications (1)

Publication Number Publication Date
CN212612271U true CN212612271U (en) 2021-02-26

Family

ID=74751950

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020888924.0U Active CN212612271U (en) 2020-05-23 2020-05-23 Slope reinforcement protective structure

Country Status (1)

Country Link
CN (1) CN212612271U (en)

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