CN210177295U - Soil-rock mixed filling roadbed structure - Google Patents
Soil-rock mixed filling roadbed structure Download PDFInfo
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- CN210177295U CN210177295U CN201920960123.8U CN201920960123U CN210177295U CN 210177295 U CN210177295 U CN 210177295U CN 201920960123 U CN201920960123 U CN 201920960123U CN 210177295 U CN210177295 U CN 210177295U
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- Prior art keywords
- earth
- steel
- grid
- mixed filling
- rock mixed
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- 239000011435 rock Substances 0.000 title claims description 26
- 239000011440 grout Substances 0.000 claims abstract description 27
- 239000004033 plastic Substances 0.000 claims abstract description 22
- 210000000438 stratum basale Anatomy 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000004570 mortar (masonry) Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 26
- 238000010276 construction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 36
- 239000002689 soil Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003042 antagnostic effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model discloses an earth and stone mixed filling roadbed structure belongs to roadbed construction technical field, including the stratum basale, be located the earth and stone mixed filling layer of stratum basale top and the surface course that is located the earth and stone mixed filling layer top, be equipped with a plurality of end to end welded steel-plastic grating in the earth and stone mixed filling layer, and adjacent two angle setting between the steel-plastic grating, steel-plastic grating is square grid structure, steel-plastic grating all is equipped with the support column along width direction both sides and centre, three be equipped with two grout pipes between the support column, two grout pipes with the support column staggered welding just constitutes triangle-shaped structure, the grout pipe lateral wall is equipped with a plurality of grout holes; the utility model discloses simple structure has solved the unstable problem of roadbed structure effectively.
Description
Technical Field
The utility model belongs to the technical field of the road bed construction, concretely relates to soil and stone mixed filling roadbed structure.
Background
With the rapid development of economy, the traffic of China is more and more convenient, and the expressway plays an important role. However, because the terrains of different regions in China are different, particularly in the process of building the highway in the mountainous region, the adopted soil-stone mixed material is easy to cause pavement settlement and cracking after filling the roadbed, and the service life of the highway at high altitude is greatly shortened. The patent relates to a large granule soil stone mixed filling roadbed structure, application number 201720745359.0, a roadbed structure is disclosed, can improve the stability of road bed to a certain extent, but be equipped with the steel grid that two-layer level set up in the soil stone mixed filling layer, this structure is when antagonizing vertical pressure, take place sunken deformation very easily, its compressive capacity is limited, and the epoxy mortar that is equipped with in the grout pipe, can only mix with the stone material around the grout pipe, make the effort between the interior stone of whole soil stone mixed filling layer inhomogeneous, form stress concentration easily, it is unfavorable to the stability of road bed. Therefore, the compressive properties in the earth-rock mixture filling layer still need to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an earth and rock mixed filling roadbed structure has solved the unstable problem of roadbed structure.
The utility model provides a technical scheme who adopts is, a soil and stone mixed filling roadbed structure, include the stratum basale, be located the soil and stone mixed filling layer of stratum basale top and the surface course that is located soil and stone mixed filling layer top, be equipped with a plurality of end to end welded steel in the soil and stone mixed filling layer and mould the grid, and adjacent two it angles the setting to mould between the grid to mould steel, steel is moulded the grid and is square grid structure, it all is equipped with the support column, three along width direction both sides and centre to mould the grid steel be equipped with two grout pipes, two between the support column grout pipe with the crisscross welding of support column just constitutes triangle-shaped structure, grout pipe lateral wall is equipped with a plurality of grout holes.
The utility model discloses a characteristics still lie in, two adjacent steel are moulded between the grid and are angled for 45 ~ 60 degrees.
The utility model discloses a characteristics still lie in, it follows to mould the grid top the steel is moulded grid length direction and is equipped with fixed reason I, it follows to mould the grid bottom steel is moulded grid length direction fixedly connected with fixed reason II, adjacent two the steel is moulded the grid and is welded through fixed reason I and fixed reason II that correspond the position, just the grid top is moulded to the steel with it deepens respectively to mould the grid bottom to the surface course with in the stratum basale.
The utility model discloses a characteristics still lie in, the filling has the epoxy mortar in the grout pipe.
The utility model discloses a characteristics still lie in, the both sides of embankment layer are equipped with the concrete wall, the bottom part of concrete wall is deepened to the stratum basale in, the concrete wall is kept away from embankment layer one side is equipped with lateral part road bed layer.
The utility model discloses a characteristics still lie in, be equipped with a plurality of reinforcing plates in the lateral part road bed layer, the reinforcing plate respectively with the concrete wall with stratum basale fixed connection.
The utility model has the advantages that: the utility model discloses be equipped with a plurality of end to end's steel-plastic grating in the earth-rock mixed filling layer, a plurality of steel-plastic gratings have formed the stable structure of triangle body jointly, place this triangle body stable structure in the earth-rock mixed filling layer, can guarantee to improve the resistance of earth-rock mixed filling layer to ambient pressure, guaranteed the stability of road bed; be equipped with many grout pipes in the steel-plastic grid, the support column in grout pipe and the steel-plastic grid also becomes the triangle-shaped structure, has further improved the compressive capacity on earth-rock mixed filling layer, and the setting of many grout pipes can be inputed the epoxy resin mortar more to the earth-rock mixed filling layer in, makes it combine with the stone material, further improves the inside stability of whole earth-rock mixed filling layer, and then improves the stability of road bed.
Drawings
Fig. 1 is a schematic structural diagram of a roadbed structure filled with earth and rock provided by the utility model;
FIG. 2 is a front view of the steel-plastic grille of FIG. 1;
FIG. 3 is a right side view of the steel-plastic grille of FIG. 2;
fig. 4 is a schematic diagram of a concrete structure of the grouting pipe in fig. 2.
Description of reference numerals:
1. the concrete wall comprises a base layer, 2, an earth-rock mixed filling layer, 3, a surface layer, 4, a steel-plastic grating, 41, supporting columns, 42, grouting pipes, 421, grouting holes, 43, fixing edges I and 44, fixing edges II and 5, a concrete wall, 6, a reinforcing plate, 7 and a lateral roadbed layer.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
The utility model provides an embankment structure is filled in earth and stone thoughtlessly, as shown in fig. 1-4, include stratum basale 1, be located the embankment layer 2 is mixed to the earth and stone of stratum basale 1 top and the surface course 3 that is located the embankment layer 2 top is mixed to the earth and stone, be equipped with a plurality of end to end welded steel in the embankment layer 2 and mould grid 4, and adjacent two it sets up to become angle between the steel-plastic grid 4, steel-plastic grid 4 is square grid structure, steel-plastic grid 4 all is equipped with support column 41 along width direction both sides and centre, three parallels be equipped with two grout pipes 42, two between the support column 41 grout pipe 42 with support column 41 staggered welding just constitutes triangle-shaped structure 421, grout pipe 42 lateral wall is equipped with a plurality of grout holes, the filling has the epoxy mortar in the grout pipe 42.
Further, in order to improve the stability of the steel-plastic grating 4, an angle formed between two adjacent steel-plastic gratings 4 is 45-60 degrees.
Further, in order to incite somebody to action it is fixed to mould steel grid 4, it is followed to mould steel grid 4 top 4 length direction is equipped with fixed reason I43 to mould steel grid 4, mould steel grid 4 bottom is followed 4 length direction fixedly connected with fixed reason II 44 are moulded to mould steel grid 4, adjacent two it welds through fixed reason I43 and fixed reason II 44 of corresponding position to mould steel grid 4, just mould steel grid 4 top with it deepens respectively to mould steel grid 4 bottom in surface course 3 with in the stratum basale 1.
Further, in order to further improve the stability of the earth-rock mixed filling layer 2, concrete walls 5 are arranged on two sides of the earth-rock mixed filling layer 2, the bottom part of each concrete wall 5 extends into the base layer 1, a side road base layer 7 is arranged on one side of each concrete wall 5, which is far away from the earth-rock mixed filling layer 2, a plurality of reinforcing plates 6 are arranged in the side road base layer 7, and the reinforcing plates 6 are fixedly connected with the concrete walls 5 and the base layer 1 respectively.
The principle of the utility model is as follows: the utility model discloses be equipped with a plurality of end to end's steel-plastic grating 4 in the mixed filling layer of earth and stone 2, a plurality of steel-plastic grating 4 have formed the stable structure of the triangle body jointly, place this triangle body stable structure in mixed filling layer of earth and stone 2, can guarantee to improve the resistance of mixed filling layer of earth and stone 2 to ambient pressure, guaranteed the stability of road bed; be equipped with many grout pipes 42 in the steel-plastic grille 4, the grout pipe 42 also becomes the triangle-shaped structure with the support column 41 in the steel-plastic grille 4, has further improved the compressive capacity of earth and stone mixed filling layer 2, and the setting of many grout pipes 42 can be inputed the epoxy resin mortar to earth and stone mixed filling layer 2 more in, makes it combine with the stone material, further improves the inside stability of whole earth and stone mixed filling layer 2, and then improves the stability of road bed.
The above disclosure is only for the specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be considered by those skilled in the art should fall into the protection scope of the present invention.
Claims (6)
1. The utility model provides an earth and rock mixed filling roadbed structure, includes stratum basale (1), is located the earth and rock mixed filling layer (2) of stratum basale (1) top and surface course (3) that are located earth and rock mixed filling layer (2) top, a serial communication port, be equipped with a plurality of end to end welded steel in the earth and rock mixed filling layer (2) and mould grid (4), and adjacent two angle setting between steel and plastic grid (4), steel is moulded grid (4) and is square grid structure, steel is moulded grid (4) and all is equipped with support column (41) along width direction both sides and centre, three be equipped with two grout pipes (42) between support column (41), two grout pipe (42) with support column (41) crisscross welding just constitute the triangle-shaped structure, grout pipe (42) lateral wall is equipped with a plurality of grout holes (421).
2. The earth-rock mixed roadbed structure according to claim 1, wherein an angle formed between two adjacent steel-plastic gratings (4) is 45-60 degrees.
3. The earth-rock mixed filling roadbed structure according to claim 1, characterized in that, it is followed to mould grid (4) top is moulded to steel the steel is moulded grid (4) length direction and is equipped with fixed reason I (43), it is followed to mould grid (4) bottom is moulded grid (4) length direction fixedly connected with fixed reason II (44), adjacent two it welds through fixed reason I (43) and fixed reason II (44) of corresponding position to mould grid (4), just it deepens respectively to mould grid (4) top with it deepens respectively to mould grid (4) bottom surface course (3) with in stratum basale (1).
4. An earth-rock mixed subgrade structure according to claim 1, characterized in that the grout pipe (42) is filled with epoxy resin mortar.
5. An earth-rock mixed roadbed structure according to claim 1, characterized in that the two sides of the earth-rock mixed filling layer (2) are provided with concrete walls (5), the bottom part of the concrete walls (5) extends into the base layer (1), and the side of the concrete walls (5) far away from the earth-rock mixed filling layer (2) is provided with a side road base layer (7).
6. An earth-rock mixed roadbed structure according to claim 5, characterized in that a plurality of reinforcing plates (6) are arranged in the side roadbed layers (7), and the reinforcing plates (6) are fixedly connected with the concrete wall (5) and the base layer (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920960123.8U CN210177295U (en) | 2019-06-24 | 2019-06-24 | Soil-rock mixed filling roadbed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920960123.8U CN210177295U (en) | 2019-06-24 | 2019-06-24 | Soil-rock mixed filling roadbed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210177295U true CN210177295U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920960123.8U Expired - Fee Related CN210177295U (en) | 2019-06-24 | 2019-06-24 | Soil-rock mixed filling roadbed structure |
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| Country | Link |
|---|---|
| CN (1) | CN210177295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794032A (en) * | 2020-07-13 | 2020-10-20 | 王超 | Construction method for settlement-preventing highway subgrade in soft soil area |
-
2019
- 2019-06-24 CN CN201920960123.8U patent/CN210177295U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794032A (en) * | 2020-07-13 | 2020-10-20 | 王超 | Construction method for settlement-preventing highway subgrade in soft soil area |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |