CN210263127U - A panel modular unit and reinforced earth retaining wall for reinforced earth retaining wall - Google Patents
A panel modular unit and reinforced earth retaining wall for reinforced earth retaining wall Download PDFInfo
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- CN210263127U CN210263127U CN201921083102.9U CN201921083102U CN210263127U CN 210263127 U CN210263127 U CN 210263127U CN 201921083102 U CN201921083102 U CN 201921083102U CN 210263127 U CN210263127 U CN 210263127U
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Abstract
A panel module unit for a reinforced retaining wall and the reinforced retaining wall comprise a vertical plate, a transverse plate and a tenon which are integrally formed and have a reinforced concrete structure, wherein the transverse plate is vertically arranged on one side of the surface of the vertical plate, and the tenon is directly connected with the bottom edge of the vertical plate and protrudes out of the surface extending surface of the vertical plate; the vertical plate is also provided with a drain hole, and the transverse plate is provided with a reserved hole for inserting the tenon. The utility model also discloses a reinforced earth retaining wall, including the aforementioned panel module unit of polylith of dislocation set from top to bottom, still include the reinforcing bar that exposes of riser one side, with the geotechnological reinforced material who exposes reinforcing bar fixed connection. The whole reinforced retaining wall surface wall is in a step shape of a reversed table, so that the soil pressure behind the surface wall can be effectively reduced, and the stability of the wall body is improved; greening planting is carried out in the groove formed by assembling the upper and lower layer panel units, so that the effects of beautifying the environment and improving the ecology are achieved; the panel module unit is adopted, so that the prefabricated building block can be prefabricated in advance, and the advantages of convenience and quickness in construction, short construction period, obvious economic benefit and the like are achieved.
Description
Technical Field
The utility model belongs to the technical field of geotechnical engineering, concretely relates to a panel modular unit and reinforced earth barricade for reinforced earth barricade.
Background
In recent years, the infrastructure construction of China has been a high leap forward. In the fields of highway, railway, municipal engineering and other engineering, the reinforced retaining wall is widely applied to supporting of fill slope engineering. As a flexible retaining structure, the reinforced retaining wall has the advantages of simple construction, short construction period, land occupation saving, attractive appearance, low manufacturing cost and the like.
The existing reinforced retaining wall has many different types from the aspects of panel forms and reinforced materials, however, the existing reinforced retaining wall generally has the following defects: (1) the surface wall of the reinforced retaining wall is usually vertical to the ground, is sensitive to deformation, and is easy to form an uneven surface wall, so that the using effect of the reinforced retaining wall is influenced. (2) The earth pressure behind the vertical panel of the reinforced earth retaining wall is large, the stability of the reinforced earth retaining wall can be affected to a certain degree, and particularly, the retaining wall is easy to destabilize under the action of traffic dynamic load and earthquake load. (3) The existing reinforced earth retaining wall panel is not convenient for greening and planting and is difficult to perform slope greening. (4) The construction of the reinforced retaining wall surface wall poured in situ can increase the engineering difficulty to a certain extent and prolong the construction period.
Patent document CN201811090360 discloses a multi-stage green assembled cantilever type reinforced earth retaining wall, which is characterized in that cantilever type reinforced earth retaining walls are arranged on a filled soil body in a stepped grading manner, each cantilever type reinforced earth retaining wall is formed by transversely splicing reinforced concrete cantilever type retaining wall sections, a step is formed between the top of the next stage of cantilever type reinforced earth retaining wall and the bottom of the previous group of cantilever type reinforced earth retaining walls, and between the top of the uppermost formed stage of cantilever type reinforced earth retaining wall and the slope surface of the filled soil body, and green plants are planted in the step to form a green belt; two adjacent reinforced concrete cantilever type retaining wall sections of the same-level cantilever type reinforced retaining wall are connected through a splicing structure; geogrid type tie bars are arranged in the fill in layers, and the outer ends of the geogrid type tie bars are fixedly connected with the vertical arms of the corresponding cantilever type reinforced earth retaining walls. However, the connection between the upper and lower stages is not tight enough, so that a wide horizontal distance between the upper and lower stages is required to ensure the stability of the retaining wall.
Therefore, a new panel module unit for a reinforced retaining wall and a reinforced retaining wall are required.
Disclosure of Invention
An object of the utility model is to provide a panel module unit and reinforced earth barricade for reinforced earth barricade to solve the face wall and the perpendicular to the ground of the current reinforced earth barricade that provide in the background art and influence its stability, and be not convenient for afforestation scheduling problem, and cast in situ reinforced earth barricade panel then can increase the engineering degree of difficulty, extension construction period.
In order to achieve the above object, the utility model provides a panel modular unit for reinforced retaining wall, panel modular unit includes integrated into one piece's reinforced concrete structure's riser, diaphragm and tenon, the diaphragm sets up perpendicularly in face one side of riser, the tenon is direct to be connected with the base of riser and its protrusion sets up on the face is extended to the decurrent face of riser, still be provided with the wash port on the riser, be provided with the downward male reservation hole of tenon that is used for the adjacent panel modular unit in upper strata on the diaphragm.
Furthermore, exposed steel bars are further arranged on the vertical plates, the exposed steel bars form a plane parallel to the transverse plate, and the exposed steel bars are located below the transverse plate.
Furthermore, the exposed steel bars and the plate surfaces of the vertical plates form a rectangular space together in a surrounding mode.
Furthermore, the distance between the top of the plane where the exposed steel bars are located and the bottom surface of the transverse plate is 1/5-4/5 of the height of the vertical plate.
Furthermore, each panel module unit is symmetrically provided with two tenons, and the transverse plate is correspondingly provided with two reserved holes.
Further, in the thickness direction of the vertical plate, the width of the horizontal plate is D, and the center position of the reserved hole is separated from the horizontal distance D between the plate surfaces of the vertical plate, which is 1/4-3/4 of the width D of the horizontal plate.
Furthermore, the connecting position of the transverse plate and the vertical plate is positioned at the upper half part of the vertical plate, and the drain hole is positioned at the lower half part of the vertical plate.
The utility model also provides a reinforced earth retaining wall, the reinforced earth retaining wall includes polylith panel module unit that misplaces from top to bottom, panel module unit includes integrated into one piece's reinforced concrete structure's riser, diaphragm and tenon, the diaphragm sets up in face one side of riser perpendicularly, the tenon is directly connected with the bottom edge of riser and its protrusion sets up on the face extension face that the riser is downward; the transverse plate is provided with a reserved hole for inserting the tenon of the upper-layer adjacent panel module unit downwards, the vertical plate is also provided with an exposed steel bar, the exposed steel bar forms a plane parallel to the transverse plate, and the exposed steel bar is positioned below the transverse plate; the reinforced retaining wall further comprises a geotechnical reinforced material fixedly connected with exposed reinforcing steel bars, and the panel modular units are arranged in a staggered mode and are inserted into reserved holes of two adjacent panel modular units below by tenons of the panel modular units above.
Furthermore, a panel foundation is arranged below the bottommost panel module unit of the reinforced retaining wall; and a groove for greening planting is formed between the two vertical plates of the upper and lower layers of adjacent panel module units and the transverse plate of the lower panel module unit.
Furthermore, the vertical plate of the panel module unit is also provided with a through hole-shaped drain hole which penetrates through the plate surface; the distance between the top of the plane formed by the exposed steel bars and the bottom surface of the transverse plate is 1/5-4/5 of the height of the vertical plate; in the thickness direction of the vertical plate, the width of the transverse plate is D, and the horizontal distance D between the center position of the reserved hole and the plate surface of the vertical plate is 1/4-3/4 of the width D of the transverse plate; the junction of diaphragm and riser is located the first half of riser.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses an improve the panel shape of reinforced earth retaining wall panel modular unit, adopt the shape to be the "panel modular unit who describes". The tenon through upper strata panel module unit riser lower extreme between the panel module unit carries out the dislocation through the tenon of lower floor panel module unit riser and the cooperation mode of reserving the hole interlocking on the lower floor panel module unit diaphragm and assembles, forms one between the upper and lower panel module unit and moves back a platform recess to make whole reinforced earth retaining wall face wall be the stairstepping of moving back the platform formula, changed the condition that traditional reinforced earth retaining wall panel is vertical state. Compared with the prior reinforced earth retaining wall, the stepped retreating platform-shaped reinforced earth retaining wall provided by the utility model can effectively reduce the earth pressure behind the wall and improve the stability of the reinforced earth retaining wall; meanwhile, soil is filled in a groove formed by assembling the upper and lower panel module units in a staggered manner, and greening planting is performed, so that the effects of beautifying the surrounding environment and improving the ecology of a side slope are achieved, the driving comfort of a driver is improved by greening the landscape, and the probability of traffic accidents is reduced; in addition, this reinforced earth retaining wall adopts module assembled panel, can prefabricate in the mill in advance, has that the construction is convenient, the time limit for a project is short, economic benefits advantage such as obvious.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of a reinforced retaining wall according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a reinforced retaining wall according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the outside of a panel module unit for a reinforced retaining wall according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the inner side of a panel module unit for a reinforced retaining wall according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an outer side of the upper and lower panel module units after being assembled in a staggered manner according to an embodiment of the present invention;
fig. 6 is a schematic view of an inner side structure of an upper and lower panel module unit after being assembled in a staggered manner according to an embodiment of the present invention;
wherein, 1, a panel module unit; 2. geotechnical reinforcement material; 3. a panel foundation; 4. a groove; 5. filling soil; 11. a vertical plate; 12. a transverse plate; 13. a tenon; 14. reserving holes; 15. exposing the steel bars; 16. and (4) draining the water.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
The utility model provides a panel modular unit for reinforced earth retaining wall, panel modular unit 1 includes integrated into one piece's reinforced concrete structure's riser 11, diaphragm 12 and tenon 13, diaphragm 12 sets up perpendicularly in riser 11's face one side, tenon 13 directly is connected with riser 11's base and its protrusion sets up on riser 11 decurrent face extension;
the vertical plate 11 is also provided with a drain hole 16. The drain holes 16 with certain apertures are arranged, so that side slope drainage is facilitated, the influence of accumulated water on the stability of the reinforced retaining wall is reduced, and preferably, the drain holes 16 are located on the lower half part of the vertical plate 11.
The transverse plate 12 is provided with a reserved hole 14 for inserting the tenon 13 of the upper adjacent panel module unit 1 downwards.
The vertical plate 11 is further provided with exposed steel bars 15, the exposed steel bars 15 form a plane parallel to the transverse plate 12, and the exposed steel bars 15 are located below the transverse plate 12. The exposed steel bars 15 and the plate surfaces of the vertical plates 11 jointly form a rectangular space. The exposed reinforcing steel bars 15 can be used as connecting pieces of the geotechnical reinforcement material 2 and the panel module unit 1 on one hand; on the other hand, the panel module unit can be used as a hoisting connecting piece of the panel module unit 1 during the construction of the reinforced retaining wall.
The distance between the top of the plane of the exposed steel bars 15 and the bottom surface of the transverse plate 12 is 1/2 of the height of the vertical plate 11.
Two tenons 13 are symmetrically arranged on each panel module unit 1, and two reserved holes 14 are correspondingly arranged on the transverse plate 12.
In the thickness direction of the vertical plate 11, the width of the horizontal plate 12 is D, and the horizontal distance D between the center position of the reserved hole 14 and the surface of the vertical plate 11 is 1/2 of the width D of the horizontal plate 12.
The connecting position of the transverse plate 12 and the vertical plate 11 is positioned at the upper half part of the vertical plate 11.
The utility model also provides a reinforced retaining wall, the reinforced retaining wall includes polylith panel module unit 1 of dislocation set from top to bottom, panel module unit 1 includes integrated into one piece's reinforced concrete structure's riser 11, diaphragm 12 and tenon 13, diaphragm 12 sets up in riser 11's face one side perpendicularly, tenon 13 directly is connected with the bottom edge of riser 11 and its protrusion sets up on riser 11 decurrent face extension; the transverse plate 12 is provided with a reserved hole 14 for inserting a tenon 13 of an upper-layer adjacent panel module unit 1 downwards, the vertical plate 11 is also provided with an exposed steel bar 15, the exposed steel bar 15 forms a plane parallel to the transverse plate 12, and the exposed steel bar 15 is positioned below the transverse plate 12; the reinforced retaining wall further comprises a geotechnical reinforcement material 2 fixedly connected with exposed reinforcing steel bars 15, and the panel modular units 1 are arranged in a staggered mode, and two tenons 13 of the panel modular units 1 above are respectively inserted into reserved holes 14 of two panel modular units 1 adjacent below.
The specific dislocation connecting structure is as follows: one tenon 13 in two tenons 13 of one panel module unit A at the upper part is inserted into a reserved hole 14 of a panel module unit B at the lower part, the other tenon 13 of the panel module unit A is inserted into a reserved hole 14 of a panel module unit C at the lower part, and the panel module unit B and the panel module unit C are two panel module units 1 which are adjacent left and right.
The mode of assembling through misplacing between the upper and lower panel module unit 1 can be with controlling adjacent panel module unit 1 interlocking together to form the vertical crack that runs through from the top down, improved the wholeness of face wall greatly.
After the panel module units 1 are assembled in a staggered mode, grooves for greening planting are formed between two vertical plates 11 of the upper layer of panel module units 1 and the lower layer of panel module units 1 and between transverse plates 12 of the lower layer of panel module units. The whole reinforced retaining wall surface wall is in a step shape, and the step-back treatment of the reinforced retaining wall surface wall is similar to the upward sloping wall back with a certain inclination angle from the mechanical point of view, so that the horizontal soil pressure acting on the wall back of the surface wall can be reduced to a certain degree.
Fill soil in the recess 4, can plant the vegetation, it is right reinforced earth retaining wall afforests, has the function of beautifying the surrounding environment, improves the side slope ecology.
Reinforced earth retaining wall is provided with panel basis 3 in bottommost face board module unit below to guarantee the stability of whole reinforced earth retaining wall panel.
The vertical plate 11 of the panel module unit 1 is also provided with a through hole-shaped drain hole 16 penetrating through the plate surface; the distance between the top of the plane formed by the exposed steel bars 15 and the bottom surface of the transverse plate 12 is 1/2 of the height of the vertical plate 11; in the thickness direction of the vertical plate 11, the width of the transverse plate 12 is D, and the horizontal distance D between the center position of the reserved hole 14 and the plate surface of the vertical plate 11 is 1/2 of the width D of the transverse plate 12; the connecting position of the transverse plate 12 and the vertical plate 11 is positioned at the upper half part of the vertical plate 11.
The geotechnical reinforcement material is a geosynthetic material which is applied to geotechnical engineering and can improve the stability of the rock soil or the bearing capacity. Commonly used geotechnical reinforcement materials include geogrids, woven geotextiles, reinforcement belts and the like. The geotechnical reinforcement material 2 in the embodiment is a geogrid, one end of the geogrid is connected with the panel module unit 1 through the exposed reinforcing steel bars 15, and the geogrid of the reinforcement part is embedded in the filling soil behind the retaining wall panel.
The reinforced retaining wall comprises the following specific construction steps:
and 6, repeating the step 4 and the step 5 until the design elevation of the reinforced retaining wall is constructed.
It should be noted that: when the panel module units 1 are spliced, the tenon 13 and the reserved hole 14 of the upper panel module unit 1 and the lower panel module unit 1 are installed in a staggered mode and are tightly jointed, so that the integrity and the stability of the reinforced soil retaining wall are guaranteed.
Due to the fact that the panel modular units 1 are spliced in a staggered mode, the panel modular units 1 on the left side and the right side of the integral reinforced retaining wall are staggered up and down, and when the vertical side of the integral reinforced retaining wall needs to be a straight line, partial half panel modular units 1 are adopted for supplement.
The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions and replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. The panel module unit for the reinforced retaining wall is characterized in that the panel module unit (1) comprises a vertical plate (11), a transverse plate (12) and a tenon (13) which are integrally formed and have a reinforced concrete structure, wherein the transverse plate (12) is vertically arranged on one side of the surface of the vertical plate (11), and the tenon (13) is directly connected with the bottom edge of the vertical plate (11) and protrudes out of the bottom edge of the vertical plate (11); the vertical plate (11) is also provided with a drain hole (16), and the transverse plate (12) is provided with a reserved hole (14) for inserting the tenon (13) of the upper adjacent panel module unit (1) downwards.
2. The panel module unit according to claim 1, wherein the riser (11) is further provided with exposed reinforcement (15), the exposed reinforcement (15) is self-formed into a plane parallel to the cross plate (12), and the exposed reinforcement (15) is located below the cross plate (12).
3. The panel module unit according to claim 2, wherein the exposed reinforcement (15) and the face of the riser (11) together enclose a rectangular space.
4. The panel module unit according to claim 2, characterized in that the distance between the top of the plane of the exposed reinforcement (15) and the bottom surface of the cross slab (12) is 1/5-4/5 of the height of the riser (11).
5. The panel module unit according to claim 1, characterized in that each panel module unit (1) is symmetrically provided with two tenons (13), and correspondingly two preformed holes (14) are provided in the transverse plate (12).
6. The panel module unit according to claim 1, characterized in that the cross plate (12) has a width D in the thickness direction of the riser (11), and the center position of the reserve hole (14) is located at a horizontal distance D from the plate surface of the riser (11) of 1/4-3/4 of the width D of the cross plate (12).
7. The panel module unit according to claim 1, characterized in that the connection of the cross plate (12) to the riser (11) is located in the upper half of the riser (11), and the drainage hole (16) is located in the lower half of the riser (11).
8. The reinforced retaining wall is characterized by comprising a plurality of panel module units (1) which are arranged in a vertically staggered mode, wherein each panel module unit (1) comprises a vertical plate (11), a transverse plate (12) and a tenon (13) which are integrally formed and have a reinforced concrete structure, the transverse plate (12) is vertically arranged on one side of the surface of the vertical plate (11), and the tenon (13) is directly connected with the bottom edge of the vertical plate (11) and protrudes out of the bottom edge of the vertical plate (11); the transverse plate (12) is provided with a reserved hole (14) for inserting a tenon (13) of an upper-layer adjacent panel module unit (1) downwards, the vertical plate (11) is also provided with an exposed steel bar (15), the exposed steel bar (15) forms a plane parallel to the transverse plate (12), and the exposed steel bar (15) is positioned below the transverse plate (12); reinforced earth retaining wall still include with exposing reinforcing bar (15) fixed connection's geotechnological reinforced material (2), the dislocation set of panel modular unit (1) is inserted respectively in the reservation hole (14) of two adjacent panel modular unit (1) in below by tenon (13) more than two of the panel modular unit (1) of top.
9. The reinforced retaining wall of claim 8, wherein the reinforced retaining wall is provided with a panel foundation (3) below the bottommost panel module unit (1); a groove (4) for greening planting is formed between two vertical plates (11) of the upper and lower layers of adjacent panel module units (1) and a transverse plate (12) of the lower panel module unit (1).
10. The reinforced retaining wall as claimed in claim 8, wherein the risers (11) of the panel module unit (1) are further provided with through-hole-shaped drainage holes (16) passing through the plate surface; the distance between the top of the plane formed by the exposed steel bars (15) and the bottom surface of the transverse plate (12) is 1/5-4/5 of the height of the vertical plate (11); in the thickness direction of the vertical plate (11), the width of the transverse plate (12) is D, and the horizontal distance D between the center position of the reserved hole (14) and the plate surface of the vertical plate (11) is 1/4-3/4 of the width D of the transverse plate (12); the connecting position of the transverse plate (12) and the vertical plate (11) is positioned at the upper half part of the vertical plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921083102.9U CN210263127U (en) | 2019-07-11 | 2019-07-11 | A panel modular unit and reinforced earth retaining wall for reinforced earth retaining wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921083102.9U CN210263127U (en) | 2019-07-11 | 2019-07-11 | A panel modular unit and reinforced earth retaining wall for reinforced earth retaining wall |
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| Publication Number | Publication Date |
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| CN210263127U true CN210263127U (en) | 2020-04-07 |
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| CN201921083102.9U Expired - Fee Related CN210263127U (en) | 2019-07-11 | 2019-07-11 | A panel modular unit and reinforced earth retaining wall for reinforced earth retaining wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306588A (en) * | 2019-07-11 | 2019-10-08 | 中南大学 | A kind of panel module unit and reinforced earth bulkhead for reinforced earth bulkhead |
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2019
- 2019-07-11 CN CN201921083102.9U patent/CN210263127U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306588A (en) * | 2019-07-11 | 2019-10-08 | 中南大学 | A kind of panel module unit and reinforced earth bulkhead for reinforced earth bulkhead |
| CN110306588B (en) * | 2019-07-11 | 2023-12-08 | 中南大学 | Panel module unit for reinforced earth retaining wall and reinforced earth retaining wall |
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Granted publication date: 20200407 Termination date: 20210711 |