CN210766862U - Prefabricated two-sided cast-in-place superimposed sheet retaining wall - Google Patents
Prefabricated two-sided cast-in-place superimposed sheet retaining wall Download PDFInfo
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- CN210766862U CN210766862U CN201920808896.4U CN201920808896U CN210766862U CN 210766862 U CN210766862 U CN 210766862U CN 201920808896 U CN201920808896 U CN 201920808896U CN 210766862 U CN210766862 U CN 210766862U
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Abstract
The utility model belongs to the technical field of building engineering, a prefabricated two-sided cast-in-place superimposed sheet retaining wall is provided, retaining wall includes bed course, barricade bottom plate and wall, the barricade bottom plate is the cast-in-place structure of building that bottom and bed course are connected, during the barricade bottom plate was inserted to the wall bottom, the wall includes the interior wall of splicing into by the inside plywood and the outer wall of splicing into by the outside plywood, is provided with vertical steel bar truss and the concrete wall core of pouring now between interior wall and the outer wall, and the junction of interior wall and barricade bottom plate is provided with the axilla. The retaining wall structure not only realizes the improvement of engineering quality, but also achieves the remarkable effects of shortening the construction period, saving resources and protecting the environment, and has good application prospect.
Description
Technical Field
The utility model belongs to the technical field of building engineering, especially, relate to a prefabricated two-sided cast-in-place superimposed sheet retaining wall.
Background
With the continuous innovation and adjustment of urban development and industrial structures, the phenomena of resource waste, influence on environment, occupation of more construction land and influence on the livable life of urban residents in the construction of urban river treatment engineering are difficult to effectively solve for a long time. The problems of template seams, dowel bolt holes, wall surface drainage water stains, slurry leakage of inclined vertical surface joints, honeycomb pitted surfaces and the like are difficult to avoid in the traditional cast-in-place concrete retaining wall. The problems can be effectively solved by better utilizing the new technology of the modern industrial assembly type building industry and realizing the factory production and the field construction assembly of the prefabricated part.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem among the prior art, the utility model provides a prefabricated two-sided cast-in-place superimposed sheet retaining wall, it has not only realized the engineering quality promotion, has still gained the effect that is showing of reduction of erection time, resources are saved, environmental protection.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a prefabricated double-sided cast-in-place composite retaining wall comprises a cushion layer, a retaining wall bottom plate and a wall body, wherein the retaining wall bottom plate is of a cast-in-place structure, the bottom of the retaining wall bottom plate is connected with the cushion layer, the bottom of the wall body is inserted into the retaining wall bottom plate, the wall body comprises an inner wall formed by splicing inner laminates and an outer wall formed by splicing outer laminates, and a vertical steel bar truss and a cast-in-place concrete wall core are arranged between the inner wall and the outer wall;
the inner layer plate and the outer layer plate are prefabricated plates with stressed steel bars arranged inside, and stressed steel bars inserted into the retaining wall bottom plate are reserved at one ends of the inner layer plate and the outer layer plate;
the junction of interior wall and barricade bottom plate is provided with the axilla angle, be provided with first axilla angle reinforcing bar in the axilla angle, the both ends of first axilla angle reinforcing bar are equipped with connecting portion, and are connected bottom the barricade bottom plate with the outer wall towards wall core one side respectively.
Further, in the above technical scheme, the bottom of the retaining wall bottom plate is provided with anti-sliding teeth.
Furthermore, in the above technical solution, the joint between the inner wall and the outer wall is provided with a reinforcing steel bar, and the reinforcing steel bar is located on one side facing the core.
Further, in the above technical solution, a second axillary angle steel bar perpendicular to the first axillary angle steel bar is further disposed in the axillary angle.
Furthermore, in the above technical scheme, a joint filling plate and sealant are arranged at the settlement joint of the retaining wall, and further, a rubber water stop is arranged.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) and (3) resource saving: the prefabricated building has the obvious cost advantage, and the prefabricated components save engineering resources in the production link and the field installation link, and save labor and labor obviously.
(2) The engineering quality is improved: according to the existing assembly type finished product detection of the project, each actually measured index of each finished product is superior to an acceptance index, and the phenomena of bubbles, pitted surfaces, honeycombs and the like do not exist. The engineering quality grade is far superior to the quality evaluation standard, and the quality is stable. In addition, the high-quality requirements that the perpendicularity of the wall surface is not more than 3mm and the thickness error of the steel bar protection layer is not more than 2mm are met, and the high-landscape requirements of high wall surface flatness, good aesthetic impression and the like are met.
(3) And the construction period is shortened: the prefabricated component construction reduces the process period in the aspects of operations such as steel bar binding, concrete maintenance, formwork erection and the like, the automatic production and cargo quantity of the engineering industry is high, and the engineering construction period is greatly shortened.
(4) And (3) protecting the environment: the factory prefabrication and field assembly construction reduces construction noise pollution, reduces the use waste of field wooden templates, reduces the construction land area, reduces the influence on the life of urban residents, and protects the surrounding environment of the engineering.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a cross-sectional view of the longitudinal seam of the middle and outer walls of the present invention;
FIG. 3 is a schematic view of the structure of the middle settlement joint of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
in the figure, 1-cushion layer, 2-retaining wall bottom plate, 3-wall body, 4-inner layer plate, 5-outer layer plate, 6-stressed steel bar, 7-steel bar truss, 8-concrete wall core, 9-axillary angle, 10-first axillary angle steel bar, 11-second axillary angle steel bar, 12-reinforcing steel bar, 13-joint filling plate, 14-sealant and 15-rubber water stop.
Detailed Description
The present invention will be described in further detail with reference to the attached drawings, but the present invention should not be construed as being limited thereto.
As shown in fig. 1 and 2, a prefabricated double-sided cast-in-place composite retaining wall comprises a cushion layer 1, a retaining wall base plate 2 and a wall body 3, wherein the cushion layer 1 is positioned below the retaining wall base plate 2 and connected with the bottom surface of the retaining wall base plate 2, the retaining wall base plate 2 is a cast-in-place structure with anti-sliding teeth at the bottom, the bottom of the wall body 3 is vertically inserted into the retaining wall base plate 2, the wall body 3 comprises an inner wall formed by splicing inner-surface plates 4 and an outer wall formed by splicing outer-surface plates 5, a vertical steel bar truss 7 and a cast-in-place concrete wall core 8 are arranged between the inner wall and the outer wall, further, before the concrete wall core 8 is cast, longitudinal splicing seams between adjacent inner-surface plates in the inner wall and longitudinal splicing seams between adjacent outer-surface plates in the outer wall are respectively provided with reinforcing steel bars 12, the reinforcing steel bars 12 are positioned on one side facing the wall core, and further, the reinforcing steel bars 12 comprise transverse and longitudinal steel, then, the concrete wall core 8 is poured to integrate the reinforcing steel bars and the wall core.
Inside plywood 4 and outside plywood 5 are the inside prefabricated plate that is provided with atress reinforcing bar 6, and the one end of inside plywood 4 and outside plywood 5 all keeps somewhere atress reinforcing bar 6 of inserting in barricade bottom plate 2, and atress reinforcing bar 6 includes mutually perpendicular longitudinal reinforcement and transverse reinforcement, and atress reinforcing bar 6 as keeping somewhere the reinforcing bar and inserting in barricade bottom plate 2 is longitudinal reinforcement, and furtherly, in order to increase the wholeness, the transverse reinforcement that barricade bottom plate 2 one end was kept away from to inside plywood 4 and outside plywood 5 is encrypted. The total length of the inner layer plate 4 is consistent with that of the outer layer plate 5, but the length of the reserved steel bar of the inner layer plate 4 is longer than that of the reserved steel bar of the outer layer plate 5, the reserved steel bar of the outer layer plate 5 is completely inserted into the retaining wall bottom plate 2, and the reserved steel bar of the inner layer plate 4 is partially inserted.
The junction of interior wall and barricade bottom plate 2 is provided with axillary corner 9, and the armpit corner 9 covers the reserved reinforcing bar that inside plywood 4 exposes outside. Be provided with first axillary angle reinforcing bar 10 and second axillary angle reinforcing bar 11 in the axillary angle 9, the both ends of first axillary angle reinforcing bar 10 are equipped with connecting portion, and one end meets with the outer wall towards the one side parallel of wall core 8, and the other end meets with the bottom parallel of barricade bottom plate 2, and second axillary angle reinforcing bar 11 is connected with first axillary angle reinforcing bar 10 is perpendicular.
In order to prevent the wall body from cracking due to uneven settlement of the foundation, the retaining wall is further provided with vertical settlement joints, as shown in fig. 3 and 4, rubber water stops 15, joint filling plates 13 and sealants 14 can be arranged at the settlement joints, or only the joint filling plates 13 and the sealants 14 can be arranged.
The construction method of the prefabricated double-sided cast-in-place composite board retaining wall specifically comprises the following steps: processing reinforcing steel bars in a factory, prefabricating an inner layer plate and an outer layer plate of the retaining wall, and assembling an inner layer plate and an outer layer plate which are used for fixing a wall body in the factory; transporting the assembled inner and outer surface laminates to a construction site, inserting the reserved stressed steel bars into the bound retaining wall bottom plate steel bars, adding the first and second axillary corner steel bars, and pouring the bottom plate and the axillary corner part concrete; then, reinforcing steel bars are added at the longitudinal joints of the surface plates, and a concrete wall core is poured to form a whole.
It should be noted that the above-mentioned embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention. Any variations or modifications made in accordance with the teachings of the present invention are intended to be covered by the scope of the present invention.
Claims (7)
1. A prefabricated double-sided cast-in-place composite retaining wall comprises a cushion layer (1), a retaining wall bottom plate (2) and a wall body (3), and is characterized in that the retaining wall bottom plate (2) is of a cast-in-place structure, the bottom of the retaining wall bottom plate is connected with the cushion layer (1), the bottom of the wall body (3) is inserted into the retaining wall bottom plate (2), the wall body (3) comprises an inner wall formed by splicing inner laminates (4) and an outer wall formed by splicing outer laminates (5), and a vertical steel bar truss (7) and a cast-in-place concrete wall core (8) are arranged between the inner wall and the outer wall;
the inner layer plate (4) and the outer layer plate (5) are prefabricated plates with stressed steel bars (6) arranged inside, and the stressed steel bars (6) inserted into the retaining wall bottom plate are reserved at one ends of the inner layer plate (4) and the outer layer plate (5);
the junction of interior wall and barricade bottom plate (2) is provided with axillary angle (9), be provided with first axillary angle reinforcing bar (10) in axillary angle (9), the both ends of first axillary angle reinforcing bar (10) are equipped with connecting portion, and one end meets with the outer wall towards the one side parallel of concrete wall core (8), and the other end meets with the bottom parallel of barricade bottom plate (2).
2. A prefabricated double-sided cast-in-place composite retaining wall as claimed in claim 1, wherein the bottom of the retaining wall bottom plate (2) is provided with anti-slip teeth.
3. A prefabricated double-sided cast-in-place composite retaining wall as claimed in claim 1, wherein the load-bearing reinforcing bars (6) comprise vertical reinforcing bars and horizontal reinforcing bars perpendicular to each other.
4. A prefabricated double-sided cast-in-place composite retaining wall according to claim 1, wherein reinforcing steel bars (12) are arranged at the joints of the inner wall and the outer wall, and the reinforcing steel bars (12) are positioned on the side facing the concrete wall core (8).
5. A prefabricated double-sided cast-in-place composite retaining wall as claimed in claim 1, wherein a second axillary angle reinforcing steel bar (11) perpendicular to the first axillary angle reinforcing steel bar (10) is further provided in the axillary angle (9).
6. A prefabricated double-sided cast-in-place laminated slab retaining wall as claimed in claim 1, wherein a caulking plate (13) and a sealant (14) are arranged at a settlement joint of the retaining wall.
7. A prefabricated double-sided cast-in-place laminated slab retaining wall as claimed in claim 6, wherein a rubber water stop (15) is further arranged at the settlement joint of the retaining wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808896.4U CN210766862U (en) | 2019-05-31 | 2019-05-31 | Prefabricated two-sided cast-in-place superimposed sheet retaining wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808896.4U CN210766862U (en) | 2019-05-31 | 2019-05-31 | Prefabricated two-sided cast-in-place superimposed sheet retaining wall |
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| CN210766862U true CN210766862U (en) | 2020-06-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733869A (en) * | 2020-07-23 | 2020-10-02 | 上海市水利工程设计研究院有限公司 | Integrally assembled retaining wall structure |
| CN112942414A (en) * | 2021-02-09 | 2021-06-11 | 福建省交通规划设计院有限公司 | Prefabricated UHPC superposed retaining wall system |
| CN113863209A (en) * | 2021-09-30 | 2021-12-31 | 浙江艮威水利建设有限公司 | Ecological revetment construction method |
-
2019
- 2019-05-31 CN CN201920808896.4U patent/CN210766862U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733869A (en) * | 2020-07-23 | 2020-10-02 | 上海市水利工程设计研究院有限公司 | Integrally assembled retaining wall structure |
| CN112942414A (en) * | 2021-02-09 | 2021-06-11 | 福建省交通规划设计院有限公司 | Prefabricated UHPC superposed retaining wall system |
| CN112942414B (en) * | 2021-02-09 | 2022-04-26 | 福建省交通规划设计院有限公司 | Prefabricated UHPC superposed retaining wall system |
| CN113863209A (en) * | 2021-09-30 | 2021-12-31 | 浙江艮威水利建设有限公司 | Ecological revetment construction method |
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