CN220080092U - Pile combined buttress reinforced retaining wall device - Google Patents
Pile combined buttress reinforced retaining wall device Download PDFInfo
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- CN220080092U CN220080092U CN202321401770.8U CN202321401770U CN220080092U CN 220080092 U CN220080092 U CN 220080092U CN 202321401770 U CN202321401770 U CN 202321401770U CN 220080092 U CN220080092 U CN 220080092U
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- 239000011150 reinforced concrete Substances 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 10
- 239000004567 concrete Substances 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000003014 reinforcing effect Effects 0.000 abstract description 9
- 239000002002 slurry Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000005553 drilling Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a pile combination buttress reinforced retaining wall device, which comprises a pile foundation, wherein the pile foundation is arranged in a foundation on the side face of the retaining wall, a foundation beam and a buttress upright post are arranged at the top of the pile foundation near the top face of the foundation, a buttress middle beam is arranged at the middle part of the buttress upright post, a buttress top beam is arranged at the middle part of the buttress upright post, the foundation beam, the buttress middle beam and the buttress top beam are connected and fixed with the retaining wall, and adjacent buttress upright posts are connected in series through the foundation beam, the buttress middle beam and the buttress top beam to form a square reinforced concrete structure. The beneficial effects of the utility model are as follows: compared with the traditional slurry retaining wall pore-forming, the method has the advantages that the use of a working face and the waste slurry amount are effectively reduced, meanwhile, the deformation and settlement of a retaining wall foundation during pile foundation pore-forming can be effectively reduced, the safety of a wall body is improved, the disturbance of a pile combined lattice frame to the foundation is less, the requirement on the working face is small, and the anti-slip capacity of a reinforcing body is improved.
Description
Technical Field
The utility model belongs to the technical field of building walls for preventing collapse and landslide, and particularly relates to a pile combined buttress reinforced retaining wall device.
Background
The retaining wall is used as a structure for preventing soil deformation instability, is often applied to the sections with larger height differences such as high excavation filling, steep slopes and the like and easy to collapse and landslide, and provides stable soil support for surrounding roadbeds, buildings and the like, but during the use period, the original retaining wall can not meet the original functions due to the reasons of long-term repair loss, surrounding reconstruction construction and the like, has larger potential safety hazards, needs to demolish and rebuild the original retaining wall or secondarily consolidate the original retaining wall, and has high demolishing and rebuilding cost and long construction period.
The traditional methods of secondary reinforcement of the retaining wall mainly comprise an anchor rod drawknot reinforcement method and a masonry (pouring) buttress column method. The anchor rod drawknot method needs to have enough working surface, has large disturbance to the original retaining wall body and soil body behind the wall, and needs to have rock mass meeting the design anchoring force behind the wall, so the adaptability is poor. The masonry (pouring) method of the buttress column requires a large working surface, and in order to meet the requirement of reinforcing the stability of the original retaining wall, the masonry volume is large, the appearance is not attractive, and the reinforcing effect is poor.
Therefore, the prior art for reinforcing the retaining wall has the technical problems that enough working surfaces are needed, the disturbance to the original retaining wall body and the soil body behind the wall is large, and the rock mass meeting the design anchoring force is needed behind the wall.
Disclosure of Invention
The utility model aims to provide a pile combined buttress reinforced retaining wall device, and aims to solve the technical problems that in the prior art for reinforcing the retaining wall, enough working surfaces are required, the disturbance to the original retaining wall and soil mass at the back of the wall is large, and rock mass meeting the design anchoring force is required at the back of the wall.
The embodiment of the utility model is realized in such a way;
the pile column combined buttress reinforcement retaining wall device comprises a pile foundation, wherein the pile foundation is arranged in a foundation on the side face of the retaining wall, a foundation beam and a buttress upright post are arranged at the top of the pile foundation, which is close to the top face of the foundation, a buttress middle beam is arranged at the middle part of the buttress upright post, a buttress top beam is arranged at the middle part of the buttress upright post, the foundation beam, the buttress middle beam and the buttress top beam are connected and fixed with the retaining wall, and adjacent buttress upright posts are connected in series through the foundation beam, the buttress middle beam and the buttress top beam to form a square reinforced concrete structure.
Preferably, a wall body planting rib is arranged on one side of the retaining wall, which is close to the buttress upright post, and the foundation beam, the buttress middle beam and the buttress top beam and the concrete between the buttress upright post and the retaining wall are connected together through the wall body planting rib.
Preferably, a drain pipe is arranged on the retaining wall.
Preferably, the pile foundation is composed of a reinforcement cage and concrete, and the reinforcement cage is composed of transverse ribs and vertical ribs.
Preferably, a monitoring sensor is arranged on the monitoring side surface of the retaining wall, which is positioned on the retaining wall, in each square frame, and a position datum point is also arranged on the left side of the upright post of the buttress.
Preferably, a filling part is arranged between the wall upright post and the blocking wall so as to be connected with and fix the retaining wall.
The utility model has the positive effects that: through the pile foundation and the frame structure, the adopted down-hole hammer dry operation hole forming is compared with the traditional slurry wall protection hole forming, the use of a working face and the waste slurry amount are effectively reduced, meanwhile, the deformation and settlement of a foundation of the retaining wall during the hole forming of the pile foundation can be effectively reduced during the dry operation hole forming, the safety of a wall body is improved, the disturbance of a pile column combined lattice frame to the foundation is less, the working face requirement is small, the anti-slip capacity of a reinforcing body is improved, the anti-slip bearing capacity of the reinforcing body is 1.5 times that of a traditional anchor rod drawknot reinforcing method and a masonry (pouring) wall stud method, the safety coefficient and the service life of the reinforcing body are improved, meanwhile, the construction beam column can be constructed continuously in water, the construction period is ensured, the expenditure of labor and machinery is reduced, the apparent quality of concrete is greatly improved, and the repair and modification costs in later stages are reduced.
Drawings
FIG. 1 is an elevation view of a pile assembly buttress reinforced retaining wall apparatus of the present utility model;
FIG. 2 is a side view of a pile assembly buttress reinforced retaining wall apparatus of the present utility model shown in FIG. 1;
FIG. 3 is a partial top view of the construction of one embodiment of the stake of the utility model illustrated in FIG. 1;
fig. 4 is a schematic view of the rebar structure of the inventive stake shown in fig. 3;
fig. 5 is a schematic view showing the construction of a second embodiment of a pile assembly buttress reinforced retaining wall apparatus according to the present utility model;
legend description: 1-pile foundation, 2-foundation beam, 3-buttress upright post, 4-buttress middle beam, 5-buttress top beam, 6-retaining wall, 7-drain pipe, 8-wall planting bar, 9-retaining wall monitoring side face, 10-foundation, 11-transverse bar, 12-stud, 13-filling part, 14-monitoring sensor and 15-position datum point.
Detailed Description
The utility model is described in detail below with reference to the attached drawings and the specific embodiments:
in the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Embodiment one:
as shown in fig. 1, a structure diagram of a pile combined buttress reinforced retaining wall device provided by the embodiment of the utility model comprises a pile foundation 1, wherein the pile foundation 1 is arranged in a foundation 10 on the side surface of a retaining wall 6, a foundation beam 2 and a buttress column 3 are arranged at the top of the pile foundation near the top surface of the foundation 10, a buttress middle beam 4 is arranged in the middle of the buttress column 3, a buttress top beam 5 is arranged in the middle of the buttress column 3, the foundation beam 2, the buttress middle beam 4 and the buttress top beam 5 are all fixedly connected with the retaining wall 6, a wall planting rib 8 is arranged on one side of the retaining wall 6 near the buttress column 3 as shown in fig. 1, and the foundation beam 2, the buttress middle beam 4 and the buttress top beam 5 and concrete between the buttress column 3 and the retaining wall 6 are connected together through the wall planting rib 8.
As shown in fig. 2, adjacent buttress columns 3 are connected in series by a base beam 2, a buttress middle beam 4 and a buttress top beam 5 to form a square reinforced concrete structure.
Particularly, the water drain pipe 7 is arranged on the retaining wall 6, so that rainwater at the top of the wall can be discharged in time, and corrosion of accumulated water to the wall is reduced.
As shown in fig. 3 and 4, the pile foundation 1 is composed of a reinforcement cage and concrete, and the reinforcement cage is composed of transverse ribs 11 and vertical ribs 12.
When the pile foundation 1 is arranged, a drilling machine is used for controlling the drilling speed according to the characteristics of the rock stratum, the drilling speed is not too high, after the guide screw rod and the hammer head completely enter the rock stratum, normal drilling can be performed, the normal drilling speed is not more than 0.5m/min, and after the pile foundation 1 is finally drilled, the hole position, the hole diameter, the hole shape, the hole depth and the verticality of a pile hole are checked; after the hole is cleared, the thickness of sediment at the bottom of the hole should be checked. The allowable deviation of pile position is less than or equal to 50mm, the thickness of sediment is less than or equal to 50mm, the deviation of verticality is less than or equal to 0.5% of pile length, the steel reinforcement framework cannot be directly supported at the bottom of a hole, a suspension method is adopted, the deviation between the center of the steel reinforcement framework and the center of a pile foundation is less than or equal to 30mm, a steel guide pipe is adopted for concrete pouring, the inner diameter of the guide pipe is 200mm, watertight bearing and joint drawing tests are carried out before use, the slump of concrete is 160-220mm, the pile foundation pouring height is the design elevation due to dry pore forming, no superfusion is needed, the sound wave transmission method is adopted for detecting the integrity of the pile body, and pile-by-pile detection is carried out.
In addition, the wall body bar planting 8 is used for determining the diameter, the grade and the anchoring depth of the bar according to the size, the bearing weight, the anti-overturning coefficient, the construction load and other data of the beam and column, and numbering the bar planting positions so that the positions of the bar planting positions on the retaining wall 6 correspond to the numbers one by one.
During construction, holes are drilled according to the hole positions, the hole diameters and the hole depths required by design, and in order to ensure the quality of the holes and avoid dust emission, the holes are cleaned by adopting a high-pressure water gun until Kong Naliu is discharged from clear water. And after the hole cleaning is finished, each item of data of the hole is immediately retested, and the bar planting is carried out after retesting is qualified. The embedded steel bars are required to be straight, the original steel bars are required to be derusted before the embedded steel bars are embedded, and the derusting length is 50mm-100mm longer than the embedded steel bars. After the reinforcement is planted for 72 hours, a tensile test is carried out on the reinforcement, and the drawing force is not less than the design requirement value and not less than 100KN. The steel bar is preferably welded before being planted, if the steel bar is difficult to weld after being planted, the distance between welding spots and the surface of the base material is more than 15d, and the root of the exposed part of the planted steel bar is wrapped by a towel soaked by cold water.
Embodiment two:
on the basis of the first embodiment, the adjacent buttress upright 3 is connected in series through the foundation beam 2, the middle buttress beam 4 and the buttress top beam 5 to form a square frame-shaped reinforced concrete structure, a monitoring sensor 14 is arranged in each square frame, as shown in fig. 2 and 5, a position datum point 15 is further arranged on the left side of the buttress upright 3, whether the retaining wall 6 changes or not is determined by measuring the offset of the monitoring sensor 14 relative to the position datum point 15, if the measuring monitoring sensor 14 is offset relative to the position datum point 15 in the vertical direction, the problem that the retaining wall collapses or bulges is indicated, and if the measuring monitoring sensor 14 is offset relative to the position datum point 15 in the horizontal direction, the problem that the retaining wall topples is indicated.
The foregoing has outlined broadly some of the aspects and features of various embodiments, which should be construed to be merely illustrative of various potential applications. Other beneficial results can be obtained by applying the disclosed information in a different manner or by combining various aspects of the disclosed embodiments. Other aspects and a more complete understanding of the exemplary embodiments may be derived by referring to the detailed description of the exemplary embodiments when considered in conjunction with the following figures, on the basis of the scope defined by the claims.
In addition, the utility model also discloses the following technical scheme:
the above embodiments illustrate the present utility model in detail. The above description is not intended to limit the utility model, but rather the utility model is not limited to the examples described above, but is intended to cover all changes, modifications, additions or subtractions, and substitutions within the spirit and scope of the utility model.
Claims (6)
1. The pile column combined buttress reinforced retaining wall device is characterized by comprising pile foundations, wherein the pile foundations are arranged in foundations on the side faces of the retaining wall, foundation beams and buttress columns are arranged at the tops of the pile foundations and close to the top faces of the foundations, buttress middle beams are arranged at the middle parts of the buttress columns, buttress top beams are arranged at the middle parts of the buttress columns, the foundation beams, the buttress middle beams and the buttress top beams are connected and fixed with the retaining wall, and adjacent buttress columns are connected in series through the foundation beams, the buttress middle beams and the buttress top beams to form a square reinforced concrete structure.
2. The pile assembly buttress reinforced retaining wall device according to claim 1, wherein the retaining wall is provided with wall-embedded ribs on one side close to the buttress upright, and the foundation beam, the buttress middle beam and the buttress top beam and the concrete between the buttress upright and the retaining wall are connected together through the wall-embedded ribs.
3. The pile assembly buttress reinforced retaining wall apparatus of claim 2, wherein a drain pipe is provided on the retaining wall.
4. A pile composite buttress reinforced retaining wall apparatus in accordance with claim 3, wherein said pile foundation is comprised of a reinforcement cage and concrete, the reinforcement cage being comprised of transverse ribs and vertical ribs.
5. A pile assembly buttress reinforced retaining wall apparatus according to any one of claims 1 to 4, wherein the retaining wall monitoring side of the retaining wall in each block is provided with a monitoring sensor and a location datum point is provided on the left side of the buttress post.
6. The pile assembling buttress reinforced retaining wall apparatus of claim 5, wherein a filling portion is provided between the wall stud and the retaining wall to connect and fix the retaining wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401770.8U CN220080092U (en) | 2023-06-05 | 2023-06-05 | Pile combined buttress reinforced retaining wall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401770.8U CN220080092U (en) | 2023-06-05 | 2023-06-05 | Pile combined buttress reinforced retaining wall device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220080092U true CN220080092U (en) | 2023-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401770.8U Active CN220080092U (en) | 2023-06-05 | 2023-06-05 | Pile combined buttress reinforced retaining wall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220080092U (en) |
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2023
- 2023-06-05 CN CN202321401770.8U patent/CN220080092U/en active Active
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