CN210288471U - Steel slag concrete retaining wall protective structure - Google Patents
Steel slag concrete retaining wall protective structure Download PDFInfo
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- CN210288471U CN210288471U CN201921175687.7U CN201921175687U CN210288471U CN 210288471 U CN210288471 U CN 210288471U CN 201921175687 U CN201921175687 U CN 201921175687U CN 210288471 U CN210288471 U CN 210288471U
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Abstract
The utility model discloses a steel slag concrete retaining wall protective structure, including steel slag concrete shingle nail board, steel slag concrete heel board, steel slag concrete toe board, steel slag concrete buttress, steel slag crushed aggregates inverted filter, drainage pore, drainage canal, catchment canal, embankment backfill, steel slag crushed aggregates mattress layer and steel slag concrete mattress layer, steel slag concrete mattress layer pour in on the steel slag crushed aggregates mattress layer, steel slag crushed aggregates inverted filter sets up between steel slag concrete shingle nail board and embankment backfill, drainage pore set up in steel slag concrete shingle nail board avris and steel slag concrete shingle nail board avris for drainage canal and catchment canal respectively. The utility model discloses following beneficial effect has: waste of waste resources can be reduced, exploitation of natural aggregate can be reduced, the sustainable development concept is fully reflected, low-carbon, energy-saving and environment-friendly effects are achieved, raw materials are easy to obtain and low in price, and construction cost can be reduced by adopting the steel slag concrete.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a protective structure technical field especially relates to a slag concrete retaining wall protective structure.
[ background of the invention ]
In recent years, the construction of expressways in China is rapid, due to the limitation of terrains, the selected sites of the expressways to be constructed are crossed and parallel with part of urban roads, embankments are filled in the construction, and a retaining wall protection structure must be constructed. In actual engineering, the economic and reasonable protective structure can reduce the construction cost, and the protective structure which accords with the sustainable development concept needs to be actively popularized.
In the related art, the buttress-type retaining wall structure requires consumption of a large amount of cement and natural aggregates, the production of cement directly results in the emission of a large amount of carbon dioxide, and the exploitation of sand and stone seriously damages the ecological environment. In many areas of our country, the exploitation of sand and stones has been prohibited and the price continues to rise. How to make concrete materials more green, energy-saving, environment-friendly and cost-saving has become a very hot topic in the current building industry. The steel slag concrete is prepared by using the steel slag as a cement admixture and concrete aggregate, and can replace the original concrete material. The steel slag concrete utilizes waste resources to replace natural aggregates, so that waste of the waste resources can be reduced, and exploitation of the natural aggregates can be reduced. The steel slag as industrial waste is low in price, and the construction cost can be reduced by using the steel slag concrete. The steel slag is doped into the concrete in a proper amount, so that the compressive strength and the durability of the concrete can be improved.
[ Utility model ] content
An object of the utility model is to provide a slag concrete retaining wall protective structure for embankment that green energy-concerving and environment-protective and cost are low, the purpose is the use that reduces the natural in the concrete and gathers materials for protective structure is ecological environmental protection more.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
a steel slag concrete retaining wall protection structure comprises a steel slag concrete wall panel, a steel slag concrete wall heel plate, a steel slag concrete wall toe plate, a steel slag concrete buttress, a steel slag crushed aggregate reverse filtering layer, a drainage pore passage, a drainage channel, a water collecting channel, embankment backfill, a steel slag crushed aggregate bedding course and a steel slag concrete bedding course, wherein the steel slag concrete bedding course is poured on the steel slag crushed aggregate bedding course, the steel slag concrete wall panel, the steel slag concrete wall heel plate, the steel slag concrete wall toe plate and the steel slag concrete counterfort are integrally cast on the steel slag concrete cushion layer, the steel slag crushed aggregate inverted filter layer is arranged between the steel slag concrete wall panel and the embankment backfill soil, the drainage pore passage penetrates through the steel slag concrete wall panel and extends into the steel slag crushed aggregate inverted filter layer, and the drainage channel and the catchment channel are respectively built on the side of the steel slag concrete wall toe board and the side of the top of the steel slag concrete wall panel by using steel slag concrete.
As an improvement of the utility model, the steel slag concrete is made of steel slag as admixture and collecting material.
As an improvement of the utility model, the steel slag crushed material inverted filter layer and the steel slag crushed material mattress layer are made of steel slag crushed materials, and the diameter of the steel slag crushed materials is 10mm-30 mm.
As an improvement of the utility model, the thickness of the steel slag crushed material mattress is 50cm, and the thickness of the steel slag concrete mattress is 10 cm.
As an improvement of the utility model, the steel slag concrete wall panel, the steel slag concrete wall heel plate, the steel slag concrete wall toe plate and the steel slag concrete buttress are integrally poured to form.
As an improvement of the utility model, the steel slag crushed aggregate inverted filter layer is laid and fixed between the steel slag concrete wall panel and the embankment backfill soil according to the sequence from bottom to top.
As an improvement of the utility model, the drainage pore channels are arranged in a staggered way and are spaced by 2.5m to 3.0m, a PVC pipe with the diameter of 30mm is placed in the pore channels, and the tail part of the PVC pipe is wrapped by the permeable geotextile.
As an improvement of the utility model, the drainage channel is arranged at the side of the steel slag concrete wall toe board and extends along the length direction of the steel slag concrete wall toe board.
As an improvement of the utility model, the ditch that catchments sets up in slag concrete shingle nail top avris and extends along slag concrete shingle nail length direction.
As an improvement of the utility model, the height of the embankment backfill is 6m-10 m.
The technical effects of the utility model reside in that:
1. the steel slag concrete is used as the counterfort retaining wall to replace the traditional reinforced concrete counterfort retaining wall, the steel slag concrete is made by using steel slag as a cement admixture and concrete aggregate and can replace the original concrete material, and the steel slag concrete uses the waste resources of a steel plant to replace natural aggregates, so that the waste of waste resources can be reduced, and the exploitation of the natural aggregates can be reduced;
2. the steel slag powder is doped into the steel slag concrete, so that the working performance of the cementing material can be obviously improved, the water retention and the viscosity of the concrete are greatly improved, the pumping and the pouring of the concrete are facilitated, and the steel slag concrete replaces part of sand aggregate, so that the compressive strength of the concrete can be obviously improved, and the durability of the concrete can also be improved;
3. the steel slag is used as industrial waste, the raw materials are easy to obtain and low in price, and the construction cost can be reduced by adopting the steel slag concrete.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic cross-sectional view of the protective structure of the slag concrete retaining wall of the present invention;
FIG. 2 is a schematic view of the vertical structure of the protective structure of the slag concrete retaining wall of the present invention;
FIG. 3 is a schematic view of a drain channel;
FIG. 4 is a schematic view of a sump structure;
wherein, 1 is a steel slag concrete wall panel, 2 is a steel slag concrete wall heel plate, 3 is a steel slag concrete wall toe plate, 4 is a steel slag concrete counterfort, 5 is a steel slag crushed aggregate inverted filter layer, 6 is a drainage pore passage, 7 is a drainage channel, 8 is a water collecting channel, 9 is embankment backfill, 10 is a steel slag crushed aggregate mattress layer and 11 is a steel slag concrete mattress layer.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the utility model provides a steel slag concrete retaining wall protective structure, including steel slag concrete shingle nail 1, steel slag concrete wall heel board 2, steel slag concrete wall toe board 3, steel slag concrete buttress 4, steel slag crushed aggregates inverted filter 5, drainage pore 6, drainage canal 7, catchment canal 8, embankment backfill 9, steel slag crushed aggregates mattress layer 10 and steel slag concrete mattress layer 11. The steel slag crushed aggregate mattress layer 10 is tamped and leveled, and then the steel slag concrete cushion layer 11 is poured to form a working surface, so that preparation is made for the basic construction work of the retaining wall. The steel slag concrete wall panel 1, the steel slag concrete wall heel plate 2, the steel slag concrete wall toe plates 3 and the steel slag concrete buttress 4 are integrally cast on a working surface formed by the steel slag crushed aggregate mattress layer 10 and the steel slag concrete cushion layer 11, namely the upper surface of the steel slag concrete cushion layer 11, so that the integrity of the structure is ensured. The steel slag crushed aggregate inverted filter layer 5 is laid and fixed between the steel slag concrete wall panel 1 and the embankment backfill soil 9 in the sequence from bottom to top, and plays a role in drainage and filtration. Drainage pore 6 runs through slag concrete shingle nail 1 and extend to in the slag crushed aggregates inverted filter 5, drainage canal 7 and catchment canal 8 are built respectively at 3 avris of slag concrete toe board and 1 top avris of slag concrete shingle nail with slag concrete, play the effect of drainage.
In order to make the construction of the buttress retaining wall more environment-friendly, energy-saving and environment-friendly, the steel slag concrete wall panel 1, the steel slag concrete wall heel plate 2, the steel slag concrete wall toe plates 3, the steel slag concrete buttress 4, the steel slag concrete cushion layer 11, the drainage channel 7 and the water collecting channel 8 are all made of steel slag concrete, and the steel slag concrete is made of steel slag as admixture or aggregate. The prepared steel slag concrete is green, energy-saving and environment-friendly, and can not only increase the compressive strength, but also improve the durability of the concrete.
In order to enable the construction of the buttress retaining wall to be more environment-friendly, energy-saving and environment-friendly, the steel slag crushed material inverted filter layer 5 and the steel slag crushed material bedding layer 10 are both made of steel slag crushed materials, and the diameter of each steel slag crushed material is 10-30 mm.
In order to prepare for foundation construction of the retaining wall, the thickness of the steel slag crushed aggregate mattress is 50cm, and the thickness of the steel slag concrete mattress is 10 cm.
In order to enhance the integrity of the retaining wall, the steel slag concrete wall panel 1, the steel slag concrete wall heel plate 2, the steel slag concrete wall toe plate 3 and the steel slag concrete buttress 4 are integrally cast.
In order to filter the water to be discharged, the steel slag crushed material inverted filter layer 5 is paved and fixed between the steel slag concrete wall panel 1 and the embankment backfill soil 9 in the sequence from bottom to top.
In order to facilitate the drainage of the retaining wall structure, the drainage pore channels 6 are arranged in a staggered mode at intervals of 2.5-3.0 m, 30mm of PVC pipes are placed in the pore channels, and the tail parts of the PVC pipes are wrapped by the permeable geotextile, so that the excess water can be effectively discharged in time, and the pipelines cannot be blocked.
Referring to fig. 3 and 4, in order to facilitate the drainage of the retaining wall structure, the drainage channels 7 are formed at the sides of the steel slag concrete wall toe boards 3 and extend along the length of the steel slag concrete wall toe boards 3. The catchment ditch 8 sets up in the 1 top avris of steel slag concrete shingle nail and extends along 1 length direction of steel slag concrete shingle nail.
The height of the embankment backfill soil 9 is 6m-10m, and corresponding construction schemes can be arranged according to actual engineering conditions.
The utility model provides a slag concrete retaining wall protective structure, when actual construction, can follow following step execution:
1. tamping and leveling a 50 cm-thick steel slag crushed material mattress layer 10, and pouring a 10 cm-thick steel slag concrete cushion layer 11;
2. determining the size of a foundation according to measurement and setting-out, binding reinforcing steel bars and a formwork, and simultaneously embedding reinforcing steel bars of a wall panel and a counterfort;
3. the steel slag concrete which adopts steel slag as admixture and aggregate is integrally poured into a steel slag concrete wall panel 1, a steel slag concrete wall heel plate 2, a steel slag concrete wall toe plate 3 and a steel slag concrete buttress 4;
4. arranging drainage channels 6 in the steel slag concrete wall panel 1 in a staggered manner at intervals of 2.5-3.0 m, placing 30mm PVC pipes in the channels, and wrapping the tail parts of the PVC pipes by using permeable geotextiles;
5. a fixed steel slag crushed aggregate inverted filter layer 5 is paved between the steel slag concrete wall panel 1 and the embankment backfill soil 9 in the order from bottom to top, and the paving thickness is 30 cm;
6. tamping the backfill of the embankment;
7. and constructing a drainage channel 7 and a collecting channel 8.
The technical effects of the utility model reside in that:
1. the steel slag concrete is used as the counterfort retaining wall to replace the traditional reinforced concrete counterfort retaining wall, the steel slag concrete is made by using steel slag as a cement admixture and concrete aggregate and can replace the original concrete material, and the steel slag concrete uses the waste resources of a steel plant to replace natural aggregates, so that the waste of waste resources can be reduced, and the exploitation of the natural aggregates can be reduced;
2. the steel slag powder is doped into the steel slag concrete, so that the working performance of the cementing material can be obviously improved, the water retention and the viscosity of the concrete are greatly improved, the pumping and the pouring of the concrete are facilitated, and the steel slag concrete replaces part of sand aggregate, so that the compressive strength of the concrete can be obviously improved, and the durability of the concrete can also be improved;
3. the steel slag is used as industrial waste, the raw materials are easy to obtain and low in price, and the construction cost can be reduced by adopting the steel slag concrete.
While the embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, but is capable of being applied in all kinds of fields adapted to the invention, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the details shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (10)
1. A steel slag concrete retaining wall protection structure is characterized by comprising a steel slag concrete wall panel (1), a steel slag concrete wall heel plate (2), a steel slag concrete wall toe plate (3), a steel slag concrete buttress (4), a steel slag crushed aggregate inverted filter layer (5), a drainage pore passage (6), a drainage channel (7), a water collecting channel (8), embankment backfill soil (9), a steel slag crushed aggregate bedding cushion layer (10) and a steel slag concrete bedding layer (11), wherein the steel slag concrete bedding layer (11) is poured on the steel slag crushed aggregate bedding cushion layer (10), the steel slag concrete wall panel (1), the steel slag concrete wall heel plate (2), the steel slag concrete wall toe plate (3) and the steel slag concrete buttress (4) are integrally poured on the steel slag concrete bedding layer (11), the steel slag crushed aggregate inverted filter layer (5) is arranged between the steel slag concrete wall panel (1) and the embankment backfill soil (9), drainage pore (6) run through concrete-filled steel slag shingle nail (1) and extend to in the anti-filter bed of slag crushed aggregates (5), drainage canal (7) and catchment canal (8) are built at slag concrete toe board (3) avris and concrete-filled steel slag shingle nail (1) top avris respectively with the concrete-filled steel slag.
2. A reinforced structure of a steel slag concrete retaining wall according to claim 1, wherein the steel slag concrete is made of steel slag as an admixture and a collector.
3. A reinforced concrete retaining wall protective structure according to claim 1 or 2, wherein the steel slag crushed material inverted filter layer (5) and the steel slag crushed material bedding layer (10) are made of steel slag crushed materials, and the diameter of the steel slag crushed materials is 10mm to 30 mm.
4. A reinforced concrete retaining wall protective structure according to claim 3, wherein the steel slag crushed material mattress layer (10) has a thickness of 50cm, and the steel slag concrete mattress layer (11) has a thickness of 10 cm.
5. A reinforced concrete retaining wall protective structure according to claim 1, characterized in that the reinforced concrete wall panel (1), the steel slag concrete heel plate (2), the steel slag concrete toe plate (3) and the steel slag concrete buttress (4) are integrally cast.
6. A reinforced concrete retaining wall protective structure according to claim 1, wherein the steel slag crushed aggregate inverted filter layer (5) is laid and fixed between the steel slag reinforced concrete wall panel (1) and the embankment backfill soil (9) in the order from bottom to top.
7. A reinforced concrete retaining wall protective structure according to claim 1 or 6, characterized in that the drainage channels (6) are arranged in a staggered manner and spaced 2.5m-3.0m apart, and 30mm PVC pipes are placed in the channels, and the tails of the PVC pipes are wrapped with a permeable geotextile.
8. A reinforced retaining wall structure according to claim 1, wherein the drainage channels (7) are provided at the sides of the steel slag concrete toe plate (3) and extend along the length of the steel slag concrete toe plate (3).
9. A reinforced concrete retaining wall protective structure according to claim 1 or 8, characterized in that the catchment channel (8) is provided at the top side of the reinforced concrete wall panel (1) and extends along the length direction of the reinforced concrete wall panel (1).
10. A reinforced concrete retaining wall protective structure according to claim 1, characterized in that the embankment backfill (9) has a height of 6-10 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921175687.7U CN210288471U (en) | 2019-07-24 | 2019-07-24 | Steel slag concrete retaining wall protective structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921175687.7U CN210288471U (en) | 2019-07-24 | 2019-07-24 | Steel slag concrete retaining wall protective structure |
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| CN210288471U true CN210288471U (en) | 2020-04-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182754A (en) * | 2021-09-18 | 2022-03-15 | 广西交科集团有限公司 | Retaining wall structure for slope support and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182754A (en) * | 2021-09-18 | 2022-03-15 | 广西交科集团有限公司 | Retaining wall structure for slope support and construction method thereof |
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