CN219261056U - High cutting side slope supporting structure - Google Patents
High cutting side slope supporting structure Download PDFInfo
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- CN219261056U CN219261056U CN202320239161.0U CN202320239161U CN219261056U CN 219261056 U CN219261056 U CN 219261056U CN 202320239161 U CN202320239161 U CN 202320239161U CN 219261056 U CN219261056 U CN 219261056U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model relates to the technical field of side slope protection structures, in particular to a high cutting side slope supporting structure. The road foundation comprises a road bed arranged at the toe of a cutting side slope, wherein toe concrete piles are vertically inserted and driven at the toe, and a plurality of toe concrete piles are arranged at intervals along the extending direction of the road bed; the lower ends of the central concrete piles are vertically inserted and beaten into a soil layer below the roadbed, the upper ends of the central concrete piles extend into the roadbed, and a plurality of central concrete piles are arranged at intervals along the extending direction of the roadbed; the transverse supporting structure is arranged in the roadbed and used for connecting the toe concrete pile and the center concrete pile. The cutting side slope supporting structure is extremely simple, the central concrete pile is arranged in the roadbed, the central concrete pile and the slope toe concrete pile are connected through the transverse supporting structure, the bearing capacity of the slope toe concrete pile can be improved, the extrusion effect of the cutting side slope on the roadbed is reduced, the problem that the roadbed is raised and cracked is solved, and the cutting side slope supporting structure has great popularization value.
Description
Technical Field
The utility model relates to the technical field of side slope protection structures, in particular to a high cutting side slope supporting structure.
Background
Along with the rapid development of the economic construction of China, the construction of traffic infrastructure is continuously stiff towards the mountain area of the west, the geological conditions of the west area are complex, and the protection difficulty of cutting slopes is increased due to heavy rain, earthquakes and the like. The slope protection support structure comprises a slope protection structure and a support structure, wherein the slope protection structure is arranged opposite to each other, the support structure is arranged between the two slope protection structures, the slope protection structure comprises a slope foot, a slope and a slope top, a plurality of support piles are arranged on the slope protection structure, the support piles are respectively arranged on the slope foot, the slope top and the slope, one end of the slope is connected with the slope foot, and the slope foot is sequentially provided with an anchor layer and a leveling layer from bottom to top; the slope top is connected to side slope one end, and the slope top sets up maintenance passageway or road, is provided with protection basic unit and protection reinforcement layer in proper order from bottom to top on the side slope, and the lower part of protection reinforcement layer is provided with down the inoxidizing coating, and upper portion is provided with the inoxidizing coating, goes up inoxidizing coating and lower inoxidizing coating overlap joint structure as an organic whole. This bank protection supporting construction has formed an ecological nature's side slope structure through reasonable design, and protection effect and ecological treatment effect reach better effect, and construction is convenient quick simultaneously, has also improved the construction effect when furthest guarantees construction safety, reaches labour saving and time saving and has realized high-efficient construction.
However, the slope protection supporting structure introduced by the patent is special in application scene, and can only be applied to the condition that slopes exist on two sides of a roadbed, and the slope protection supporting structure has a certain effect on resisting the deformation of the slopes, but has low bearing capacity, and road surface bulge and bulge are easy to occur under the long-term effect of slope load, so that road diseases are formed, and the safety passing of people and vehicles is not facilitated.
Disclosure of Invention
The utility model aims to solve the defects of the background technology and provide a high cutting side slope supporting structure.
The technical scheme of the utility model is as follows: a high cutting side slope supporting structure, which comprises a roadbed arranged at the slope foot of a cutting side slope, and comprises,
the slope toe concrete piles are vertically inserted and driven at the slope toe positions, and are arranged at intervals along the extending direction of the road base;
the lower ends of the central concrete piles are vertically inserted and driven into a soil layer below the roadbed, the upper ends of the central concrete piles extend into the roadbed, and the central concrete piles are arranged at intervals along the extending direction of the roadbed;
and the transverse supporting structure is arranged in the roadbed and is used for connecting the toe concrete pile and the center concrete pile.
According to the high cutting side slope supporting structure provided by the application, the slope toe concrete piles and the center concrete piles are in one-to-one correspondence along the lateral direction of the road base.
According to the high cutting slope support structure provided by the application, the transverse support structure comprises,
the cross brace is a reinforced concrete pile poured in the roadbed, one end of the cross brace is fixedly connected with a toe concrete pile, and the other end of the cross brace is fixedly connected with a corresponding center concrete pile.
According to the high cutting slope supporting structure, the roadbed sequentially comprises a roadbed layer, a roadbed layer and a roadbed layer from bottom to top; the cross braces are positioned in the roadbed layer.
According to the high cutting side slope supporting structure provided by the application, the upper surface of the cross brace is flush with the upper surface of the road base layer.
According to the high cutting side slope supporting structure provided by the application, the plurality of central concrete piles are arranged at intervals along the central axis of the road foundation.
According to the high cutting side slope supporting structure provided by the application, the upper end of the central concrete pile is flush with the upper surface of the road base layer.
According to the high cutting side slope supporting structure provided by the application, the upper end of the toe concrete pile exceeds the upper surface of the roadbed.
According to the high cutting side slope supporting structure provided by the application, the lower end of the toe concrete pile exceeds the lower end of the center concrete pile.
According to the high cutting side slope supporting structure provided by the application, the toe concrete pile, the center concrete pile and the cross brace are reinforced concrete piles with square sections.
The application has the advantages that: 1. the slope support structure can be applied to a roadbed structure of a single side slope, and the central concrete pile is arranged below the roadbed, and the toe concrete pile and the central concrete pile are connected to form an integral support structure, so that the protection effect on the roadbed is excellent, the problems that the slope roadbed is easy to bulge and bulge are solved, the protection effect on the roadbed is excellent, and the popularization value is great;
2. the central concrete pile and the toe concrete pile are in one-to-one correspondence in the transverse direction of the roadbed, so that the central concrete pile and the toe concrete pile are conveniently connected by using the transverse supporting structure, and stress damaging the roadbed can be well dissipated;
3. the transverse supporting structure comprises the cross brace, the cross brace can connect the toe concrete pile and the center concrete pile, the cross brace is of a reinforced concrete structure, the pouring and manufacturing are very convenient, in the actual pouring process, the joint is reserved at the corresponding position of the toe concrete pile and the center concrete pile, and then the cross brace is poured, so that the method is simple and convenient, and the connecting structure is very stable;
4. the roadbed comprises a roadbed layer, a roadbed cushion layer and a roadbed layer, wherein the cross braces are positioned in the roadbed layer, the roadbed layer is a supporting layer of the whole roadbed, the cross braces are arranged in the roadbed layer, so that the cross braces and the roadbed form an integral structure, on one hand, the strength of the roadbed is enhanced, on the other hand, the stress of the roadbed can be rapidly dissipated through the cross braces, and the roadbed is not easy to damage;
5. the cross brace is flush with the upper surface of the roadbed layer, the stress applied to the roadbed and the road surface can be dissipated to the central concrete pile and the toe concrete pile through the cross brace, and the structure is convenient for rapid construction;
6. the central concrete pile is positioned on the central axis of the roadbed, so that the structural strength of the whole roadbed is improved, and the stress structure is more excellent;
7. the upper end of the central concrete pile is flush with the upper surface of the road base layer, the upper end of the central concrete pile is equal to the cross brace in height, the cross brace, the central concrete pile and the toe concrete pile form a good force transmission bearing structure, the road surface bulge is restrained, and diseases such as road surface bulge and cracking can be greatly reduced;
8. the upper end of the toe concrete pile exceeds the upper surface of the roadbed, which is equivalent to the formation of an h-shaped structure of the toe concrete pile, the cross brace and the central concrete pile, the central concrete pile and the cross brace support the toe concrete pile, and the resistance of the central concrete pile is overcome when the toe concrete pile deforms, so that the bearing capacity of the toe concrete pile is improved;
9. the lower end of the toe concrete pile exceeds the central concrete pile, so that the deformation resistance of the toe concrete pile can be improved, and the extrusion effect of cutting slope deformation on the roadbed is weakened;
10. the toe concrete pile, the center concrete pile and the cross brace are reinforced concrete piles with square cross sections, and the toe concrete pile is simple in structure and convenient to manufacture.
The cutting side slope supporting structure is extremely simple, the central concrete pile is arranged in the roadbed, the central concrete pile and the slope toe concrete pile are connected through the transverse supporting structure, the bearing capacity of the slope toe concrete pile can be improved, the extrusion effect of the cutting side slope on the roadbed is reduced, the problem that the roadbed is raised and cracked is solved, and the cutting side slope supporting structure has great popularization value.
Drawings
Fig. 1: the cutting side slope support structure schematic diagram of the application;
fig. 2: the slope toe concrete pile, the center concrete pile and the cross brace are provided with a schematic structural diagram (overlooking view direction);
wherein: 1-cutting side slope; 2-toe concrete piles; 3-a central concrete pile; 4-a cross brace; 5-road base layer; 6, a road cushion layer; 7-road surface layer.
Detailed Description
Embodiments of the present utility model are described in detail below, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The utility model will now be described in further detail with reference to the drawings and to specific examples.
The application relates to a high cutting side slope supporting construction for carry out side slope supporting to the road bed that has cutting side slope, cutting side slope can produce extrusion effect to the road bed, and is extremely strong to the destructiveness of road bed, and the problem that the uplift was broken, bulge can appear in the road bed, influences road bed structural stability, and this application has solved above-mentioned technical problem, has proposed a brand-new cutting side slope supporting construction.
As shown in fig. 1-2, the cutting slope supporting structure of the present application includes a roadbed disposed at a slope toe of the cutting slope 1, a plurality of slope toe concrete piles 2, a plurality of center concrete piles 3 and a transverse supporting structure, wherein one side of the roadbed is provided with the cutting slope 1, in fig. 1, a single-side cutting slope is provided, and the cutting slope is not limited to the single-side cutting slope in practical application. The toe of the cutting slope 1 is inserted and driven with toe concrete piles 2, the toe concrete piles 2 are vertically inserted and driven at the toe, the toe concrete piles 2 are arranged at intervals along the extending direction of the road base, and the toe concrete piles 2 form a supporting structure for bearing the cutting slope 1. The lower extreme of the center concrete pile 3 is vertically inserted and beaten in the soil layer below the roadbed, and the upper end extends into the roadbed, and a plurality of center concrete piles 3 are arranged at intervals along the extending direction of the roadbed, and the center concrete pile 3 is positioned in the soil layer below the roadbed, and the center concrete pile 3 supports the roadbed, so that the structural strength of the roadbed can be greatly improved. The transverse supporting structure is arranged in the roadbed and used for connecting the toe concrete pile 2 and the center concrete pile 3, the transverse supporting structure, the toe concrete pile 2 and the center concrete pile 3 form an integral structure, besides the bearing capacity of the toe concrete pile 2 is further improved, the extrusion effect of the cutting slope 1 on the roadbed can be rapidly dissipated through the transverse supporting structure and the center concrete pile 3, and the damage to the roadbed is reduced.
The slope support structure has excellent bearing effect on the cutting slope 1, reduces extrusion effect on the roadbed, has good stability of the roadbed and the cutting slope 1, and is not easy to damage.
In a further embodiment of the present application, the positional relationship between the toe concrete pile 2 and the center concrete pile 3 is optimized, and specifically, as shown in fig. 2, the toe concrete pile 2 and the center concrete pile 3 are in one-to-one correspondence along the lateral direction of the road base.
As shown in fig. 1 to 2, the extending direction of the roadbed is longitudinal, and the extending direction of the roadbed is transverse, namely the falling direction of the cutting slope 1. Because the extrusion acting force of the cutting slope 1 to the roadbed is along the transverse direction, in the transverse direction, the toe concrete piles 2 and the center concrete piles 3 are in one-to-one correspondence, the extrusion acting force can be effectively dissipated, and the stress force transmission effect of the slope support structure is better.
In another embodiment of the present application, the above-mentioned transverse supporting structure is optimized, specifically, as shown in fig. 1-2, the transverse supporting structure includes a cross brace 4, where the cross brace 4 is a reinforced concrete pile poured in a roadbed, one end of the cross brace 4 is fixedly connected with a toe concrete pile 2, and the other end of the cross brace 4 is fixedly connected with a corresponding center concrete pile 3.
The stull 4 is the reinforced concrete structure of pouring in the road bed, and the stull 4 can improve the structural strength of whole road bed, and the stull 4 is connected toe concrete pile 2 and central concrete pile 3 simultaneously, to the effort of cutting slope 1 to the road bed, can follow toe concrete pile 2 and transmit stull 4, and stull 4 transmits central concrete pile 3 to dispel, has obtained very big degree and has alleviateed the extrusion effect of road bed.
In the preferred embodiment of the present application, as shown in fig. 1, the roadbed is a roadbed layer 5, a roadbed layer 6 and a roadbed layer 7 sequentially from bottom to top, and the wales 4 are located in the roadbed layer 5. The road base layer 5 is a supporting layer of the whole roadbed, is a cushion layer with the largest roadbed structural strength, and is provided with the cross braces 4 in the roadbed layer 5, so that the structural strength of the road base layer 5 can be further enhanced, the central concrete piles 3, the toe concrete piles 2 and the roadbed layer 5 can form an integral structure, and the structural stress and force transmission effect are excellent.
In a further configuration, as shown in fig. 1, the upper surface of the wale 4 of the present embodiment is flush with the upper surface of the road base 5. By the arrangement structure, stress applied to the roadbed and the road surface can be dissipated to the central concrete pile 3 and the toe concrete pile 2 through the cross braces 4 quickly, and meanwhile, the construction of the whole roadbed and the cross braces 4 is facilitated.
In another embodiment of the present application, the central concrete pile 3 is optimized, and specifically, as shown in fig. 2, a plurality of central concrete piles 3 are arranged at intervals along the central axis of the road base. The central concrete pile 3 is arranged on the central axis of the roadbed, the structural stress is most reasonable, and the structural strength of the whole roadbed is improved.
In fact, in order to further improve the structural stability of the toe concrete piles 2, a longitudinal connecting beam may be added between the adjacent toe concrete piles 2, and the adjacent toe concrete piles 2 are connected into an integral structure through the longitudinal connecting beam, so that the whole slope supporting structure is further reinforced.
In a further configuration, as shown in fig. 1, the upper end of the central concrete pile 3 is flush with the upper surface of the road base 5. That is, the central concrete pile 3, the cross braces 4 and the upper surface of the roadbed layer 5 are all flush, and the h-shaped supporting structure is formed between the cutting slope 1 and the roadbed by matching with the toe concrete pile 2, so that the supporting effect on the cutting slope 1 can be further improved, the central concrete pile 3 can support the toe concrete pile 2, and meanwhile, the extrusion effect on the roadbed is reduced.
In the optimized embodiment of the present application, the structure of the toe concrete pile 2 is further optimized, specifically, as shown in fig. 1, the upper end of the toe concrete pile 2 exceeds the upper surface of the roadbed. The purpose of setting like this is convenient to the bearing of cutting side slope 1, avoids soil and stone to invade the road bed.
In a further structure, the lower end of the toe concrete pile 2 exceeds the lower end of the center concrete pile 3, so that the deformation resistance of the toe concrete pile can be improved, and the extrusion effect of cutting slope deformation on the roadbed is weakened.
In another embodiment of the present application, the toe concrete pile 2, the center concrete pile 3 and the wale 4 of the present embodiment are reinforced concrete piles having square cross sections. Thus, the structure is simple and the construction is convenient.
The concrete construction method is as follows:
1. carrying out slope discharging excavation on the cut slope 1, wherein the slope rate is 1:1, a step of;
2. constructing a toe concrete pile 2, reserving a reinforcing steel joint at the position of a cross brace 4, wherein the toe concrete pile 2 is 11m long, the length above a road surface is 1m, the length below the road surface is 10m, and the cross section size of the pile is 500mm multiplied by 500mm;
3. shi Zuolu the cushion layer 5 adopts gravels, and the whole thickness is 70cm;
4. a concrete pile 3 is arranged in the center of the pavement, a steel bar joint is reserved at the position of a cross brace 4, the pile length is 5m, the pile top section is flush with the top surface of a pavement cushion layer 5, and the pile section size is 500mm multiplied by 500mm;
5. the cross brace 4 is applied, and the cross section size of the cross brace is 500mm multiplied by 500mm;
6. the roadbed layer 6 is made of cement stabilized soil, and the thickness is 40cm;
7. the pavement layer 7 is made of asphalt macadam.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a high cutting side slope supporting construction, is including setting up in the road bed of cutting side slope (1) toe department, its characterized in that: comprising the steps of (a) a step of,
the slope toe concrete piles (2) are vertically inserted and driven at the slope toe positions, and the slope toe concrete piles (2) are arranged at intervals along the extending direction of the road base;
the lower ends of the central concrete piles (3) are vertically inserted and driven into a soil layer below the roadbed, the upper ends of the central concrete piles extend into the roadbed, and the plurality of central concrete piles (3) are arranged at intervals along the extending direction of the roadbed;
the transverse supporting structure is arranged in the roadbed and used for connecting the toe concrete pile (2) and the center concrete pile (3);
the lateral support structure may comprise a plurality of support members,
the cross brace (4), the cross brace (4) is a reinforced concrete pile poured in the roadbed, one end of the cross brace (4) is fixedly connected with the toe concrete pile (2), and the other end of the cross brace is fixedly connected with the corresponding center concrete pile (3).
2. The high cutting slope support structure of claim 1, wherein: the toe concrete piles (2) and the center concrete piles (3) are in one-to-one correspondence along the lateral direction of the road base.
3. The high cutting slope support structure of claim 1, wherein: the roadbed comprises a roadbed layer (5), a roadbed layer (6) and a roadbed layer (7) from bottom to top in sequence; the cross brace (4) is positioned in the road base layer (5).
4. A high cutting slope support structure according to claim 3, wherein: the upper surface of the cross brace (4) is flush with the upper surface of the road base layer (5).
5. A high cut side slope support structure according to claim 3 or 4, wherein: the plurality of central concrete piles (3) are arranged at intervals along the central axis of the road foundation.
6. The high cutting slope support structure of claim 5, wherein: the upper end of the central concrete pile (3) is flush with the upper surface of the roadbed layer (5).
7. The high cutting slope support structure of claim 1, wherein: the upper end of the toe concrete pile (2) exceeds the upper surface of the roadbed.
8. The high cutting slope support structure of claim 1, wherein: the lower end of the toe concrete pile (2) exceeds the lower end of the center concrete pile (3).
9. The high cutting slope support structure of claim 1, wherein: the toe concrete pile (2), the center concrete pile (3) and the cross brace (4) are reinforced concrete piles with square sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320239161.0U CN219261056U (en) | 2023-02-17 | 2023-02-17 | High cutting side slope supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320239161.0U CN219261056U (en) | 2023-02-17 | 2023-02-17 | High cutting side slope supporting structure |
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| Publication Number | Publication Date |
|---|---|
| CN219261056U true CN219261056U (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320239161.0U Active CN219261056U (en) | 2023-02-17 | 2023-02-17 | High cutting side slope supporting structure |
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| CN (1) | CN219261056U (en) |
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- 2023-02-17 CN CN202320239161.0U patent/CN219261056U/en active Active
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