CN112095657A - Retaining wall foundation structure - Google Patents
Retaining wall foundation structure Download PDFInfo
- Publication number
- CN112095657A CN112095657A CN202011031155.3A CN202011031155A CN112095657A CN 112095657 A CN112095657 A CN 112095657A CN 202011031155 A CN202011031155 A CN 202011031155A CN 112095657 A CN112095657 A CN 112095657A
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- CN
- China
- Prior art keywords
- foundation
- wall
- retaining wall
- strip
- steel strand
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000007797 corrosion Effects 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 7
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0046—Production methods using prestressing techniques
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to a retaining wall foundation structure which comprises a foundation retaining wall with a closed horizontal section, wherein the foundation retaining wall is positioned below the ground and is used for supporting a retaining wall extending upwards; set up the prestressing force steel strand wires between the relative both sides of barricade is enclosed to the basis, prestressing force steel strand wires are used for offsetting the horizontal effort that keeps off the material and enclose the barricade to the basis. The retaining wall foundation structure is provided with the prestressed steel strands, so that the horizontal force borne by the foundation retaining wall is effectively reduced, the anti-sliding capacity of the foundation retaining wall is improved, the bottom area of the foundation retaining wall is reduced, and the labor cost is greatly saved.
Description
Technical Field
The invention relates to the technical field of material blocking devices, in particular to a foundation structure of a material blocking wall.
Background
In the prior art, according to the use requirement, a lot of stockpiles (such as coal, asphalt, petroleum coke and the like) are needed in a factory building, and at this time, a structural form of making retaining walls on the periphery of the factory building is often adopted. Keep off the wall foundation and need consider the self intensity of structure when the design in addition, still need consider the influence of the horizontal thrust of windrow to the foundation stability, avoid the windrow horizontal force too big damage that causes the fender wall, need carry out anti slip and antidumping calculation of checking to keeping off the wall foundation. In the prior art, the stability requirement is generally met by increasing the base floor area. However, this method causes problems such as an increase in floor space and high construction cost.
Therefore, the inventor provides a retaining wall foundation structure by means of experience and practice of related industries for many years so as to overcome the defects of the prior art.
Disclosure of Invention
The invention aims to provide a retaining wall foundation structure, which overcomes the problems of large occupied area, high engineering cost and the like of a retaining wall foundation in the prior art.
The invention aims to realize the structure, which comprises a foundation retaining wall with a closed horizontal section, wherein the foundation retaining wall is positioned below the ground and is used for supporting the retaining wall extending upwards; set up the prestressing force steel strand wires between the relative both sides of barricade is enclosed to the basis, prestressing force steel strand wires are used for offsetting the horizontal effort that keeps off the material and enclose the barricade to the basis.
In a preferred embodiment of the present invention, a steel bar mesh is disposed in the foundation retaining wall, and the steel bar mesh is used to improve the strength of the foundation retaining wall.
In a preferred embodiment of the present invention, the horizontal cross section of the foundation retaining wall is rectangular, the foundation retaining wall includes a first foundation strip wall, a second foundation strip wall, a third foundation strip wall and a fourth foundation strip wall that are connected end to end, and the prestressed steel strand is disposed between the first foundation strip wall and the third foundation strip wall.
In a preferred embodiment of the present invention, at least 1 pre-embedded sleeve is inserted between the first foundation strip wall and the third foundation strip wall, and the pre-embedded sleeve is inserted with one pre-stressed steel strand.
In a preferred embodiment of the present invention, a plurality of embedded sleeves are disposed between the first and third foundation strip walls at intervals.
In a preferred embodiment of the present invention, the number of the embedded sleeves and the prestressed steel strands is 3, and each of the embedded sleeves and each of the prestressed steel strands are disposed in the middle of the first foundation strip wall and the third foundation strip wall.
In a preferred embodiment of the present invention, a first anchor plate is disposed on an outer side surface of the first foundation strip wall at a position corresponding to each of the embedded sleeves, and a first end of the prestressed steel strand is anchored to the first anchor plate.
In a preferred embodiment of the present invention, a second anchor plate is disposed on an outer side surface of the third foundation strip wall corresponding to each of the embedded sleeves, and a second end of the prestressed steel strand is anchored to the second anchor plate.
In a preferred embodiment of the present invention, the first and second anchor sheets are provided in the form of circular plates.
In a preferred embodiment of the present invention, the pre-buried sleeve is filled with a corrosion-resistant lubricating unit.
From the above, the retaining wall foundation structure provided by the invention has the following beneficial effects:
in the retaining wall foundation structure, the prestressed steel strands can transmit horizontal force generated by the stockpile, the horizontal force generated by the stockpile on two sides of the foundation retaining wall is converted into the internal force of the steel strands, when the stockpile generates horizontal thrust on two sides of the foundation retaining wall, the horizontal force can mutually offset a part through the transmission of the prestressed steel strands, the horizontal force borne by the foundation retaining wall is effectively reduced, the anti-sliding capability of the foundation retaining wall is improved, the bottom area of the foundation retaining wall is reduced, and the labor cost is greatly saved; the outer side of the prestressed steel strand is provided with the embedded sleeve for protection, and the embedded sleeve is filled with the corrosion-resistant lubricating unit, so that the prestressed steel strand can be protected from water and soil corrosion, and the friction force between the prestressed steel strand and the embedded sleeve can be reduced.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1: is a top view of the retaining wall foundation structure of the invention.
FIG. 2: is a cross-sectional view taken at a-a in fig. 1.
FIG. 3: is an enlarged view at I in FIG. 2.
FIG. 4: is a top view of the foundation retaining wall of the present invention.
FIG. 5: is a schematic view of a first anchor sheet of the present invention.
In the figure:
100. a retaining wall foundation structure;
1. a foundation retaining wall; 11. a first foundation strip wall; 12. a second foundation strip wall; 13. a third foundation strip wall; 14. a fourth foundation strip wall;
2. pre-stressed steel strands;
3. pre-burying a sleeve;
41. a first anchor sheet; 42. a second anchor sheet;
5. a lubrication unit;
6. stopping the material;
9. keep off the material wall.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
The specific embodiments of the present invention described herein are for the purpose of illustration only and are not to be construed as limiting the invention in any way. Any possible variations based on the present invention may be conceived by the skilled person in the light of the teachings of the present invention, and these should be considered to fall within the scope of the present invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, the invention provides a retaining wall foundation structure 100, which includes a foundation retaining wall 1 with a closed horizontal cross section, wherein the foundation retaining wall 1 is located below the ground, the foundation retaining wall 1 is used for supporting a retaining wall 9 extending upwards, and stockpiles are stacked in a closed area formed by the retaining wall 9; set up prestressing steel strand wires 2 between the relative both sides of retaining wall 1 is enclosed to the basis, prestressing steel strand wires 2 are used for offsetting the horizontal effort that keeps off material 6 and enclose retaining wall 1 to the basis.
In the retaining wall foundation structure, the prestressed steel strands can transmit horizontal force generated by the stockpile, the horizontal force generated by the stockpile on the two sides of the foundation retaining wall is converted into the internal force of the steel strands, and when the stockpile generates horizontal thrust on the two sides of the foundation retaining wall, the horizontal force can mutually offset a part through the transmission of the prestressed steel strands, so that the horizontal force of the foundation retaining wall is effectively reduced, the anti-sliding capacity of the foundation retaining wall is improved, the bottom area of the foundation retaining wall is reduced, and the labor cost is greatly saved.
Further, a reinforcing mesh (which is pre-arranged in the foundation retaining wall 1 when being poured and is not shown in the figure) is arranged in the foundation retaining wall 1, and the reinforcing mesh is used for improving the strength of the foundation retaining wall 1.
Further, as shown in fig. 1, fig. 2, and fig. 4, the horizontal cross section of the foundation retaining wall 1 is rectangular, the foundation retaining wall 1 includes a first foundation strip wall 11, a second foundation strip wall 12, a third foundation strip wall 13, and a fourth foundation strip wall 14 that are connected end to end, and a prestressed steel strand 2 is disposed between the first foundation strip wall 11 and the third foundation strip wall 13.
Further, as shown in fig. 1 and fig. 2, at least 1 pre-buried sleeve 3 (or between the second foundation strip wall 12 and the fourth foundation strip wall 14) is inserted between the first foundation strip wall 11 and the third foundation strip wall 13, and a pre-stressed steel strand 2 is inserted in the pre-buried sleeve 3. The pre-buried sleeve 3 is used for protecting the prestressed steel strand 2.
In the present embodiment, a plurality of embedded sleeves 3 are inserted between the first strip wall 11 and the third strip wall 13 at intervals.
As shown in fig. 1 and 2, in an embodiment of the present invention, the number of the embedded sleeves 3 and the prestressed steel strands 2 is 3, and each embedded sleeve 3 and each prestressed steel strand 2 are disposed in the middle of the first foundation strip wall 11 and the third foundation strip wall 13.
Further, as shown in fig. 1, 2, and 3, a first anchor plate 41 is disposed on the outer side surface of the first foundation strip wall 11 at a position corresponding to each embedded sleeve 3, and the first end of the prestressed steel strand 2 is anchored to the first anchor plate 41.
Further, as shown in fig. 1, 2, and 3, a second anchor plate 42 is disposed on the outer side surface of the third foundation strip wall 13 at a position corresponding to each embedded sleeve 3, and the second end of the prestressed steel strand 2 is anchored to the second anchor plate 42.
In one embodiment of the present invention, as shown in FIG. 5, the first and second anchor sheets 41 and 42 are provided in the form of circular plates.
The prestressed steel strand 2 is connected with both sides of the foundation retaining wall through a first anchor plate 41 and a second anchor plate 42.
Further, as shown in fig. 1 and 2, the insert sleeve 3 is filled with a corrosion-resistant lubricating means 5. The lubricating unit 5 can protect the prestressed steel strand 2 from being corroded by water and soil, and can reduce the friction force between the prestressed steel strand 2 and the embedded sleeve 3.
From the above, the retaining wall foundation structure provided by the invention has the following beneficial effects:
in the retaining wall foundation structure, the prestressed steel strands can transmit horizontal force generated by the stockpile, the horizontal force generated by the stockpile on two sides of the foundation retaining wall is converted into the internal force of the steel strands, when the stockpile generates horizontal thrust on two sides of the foundation retaining wall, the horizontal force can mutually offset a part through the transmission of the prestressed steel strands, the horizontal force of the foundation retaining wall is effectively reduced, the anti-sliding capability of the foundation retaining wall is improved, the bottom area of the foundation retaining wall is reduced, and the labor cost is greatly saved; the outer side of the prestressed steel strand is provided with the embedded sleeve for protection, and the embedded sleeve is filled with the corrosion-resistant lubricating unit, so that the prestressed steel strand can be protected from water and soil corrosion, and the friction force between the prestressed steel strand and the embedded sleeve can be reduced.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (10)
1. A retaining wall foundation structure is characterized by comprising a foundation retaining wall with a closed horizontal section, wherein the foundation retaining wall is positioned below the ground and is used for supporting a retaining wall extending upwards; set up the prestressing force steel strand wires between the relative both sides of barricade is enclosed to the basis, prestressing force steel strand wires are used for offsetting the horizontal effort that keeps off the material and enclose the barricade to the basis.
2. The retaining wall foundation structure of claim 1, wherein a steel mesh is arranged in the foundation retaining wall, and the steel mesh is used for improving the strength of the foundation retaining wall.
3. The retaining wall foundation structure of claim 1 or 2, wherein the horizontal section of the foundation retaining wall is rectangular, the foundation retaining wall comprises a first foundation strip wall, a second foundation strip wall, a third foundation strip wall and a fourth foundation strip wall which are connected end to end, and the prestressed steel strands are arranged between the first foundation strip wall and the third foundation strip wall.
4. The retaining wall foundation structure of claim 3, wherein at least 1 pre-embedded sleeve penetrates between the first foundation strip wall and the third foundation strip wall, and the pre-embedded sleeve penetrates one pre-stressed steel strand.
5. The dam wall foundation structure of claim 4, wherein a plurality of pre-embedded sleeves are arranged between the first foundation strip wall and the third foundation strip wall at intervals.
6. The retaining wall foundation structure of claim 5, wherein the number of the embedded sleeves and the prestressed steel strands is 3, and each embedded sleeve and each prestressed steel strand are arranged in the middle of the first foundation strip wall and the third foundation strip wall.
7. The retaining wall foundation structure of claim 4, wherein a first anchor plate is arranged on the outer side face of the first foundation strip wall at a position corresponding to each embedded sleeve, and the first ends of the prestressed steel strands are anchored on the first anchor plates.
8. The retaining wall foundation structure of claim 7, wherein a second anchor plate is arranged on the outer side face of the third foundation strip wall at a position corresponding to each embedded sleeve, and the second ends of the prestressed steel strands are anchored on the second anchor plates.
9. The dam wall substructure of claim 8, wherein said first anchor sheet and said second anchor sheet are arranged in circular panels.
10. The dam wall foundation structure of claim 4, wherein the pre-buried sleeve is filled with a corrosion-resistant lubricating unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011031155.3A CN112095657A (en) | 2020-09-27 | 2020-09-27 | Retaining wall foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011031155.3A CN112095657A (en) | 2020-09-27 | 2020-09-27 | Retaining wall foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112095657A true CN112095657A (en) | 2020-12-18 |
Family
ID=73756299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011031155.3A Withdrawn CN112095657A (en) | 2020-09-27 | 2020-09-27 | Retaining wall foundation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112095657A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100640716B1 (en) * | 2006-04-10 | 2006-11-01 | 주식회사 삼주이앤텍 | Precast concrete block for cantilever retaining wall and construction method using the same |
| KR20070090285A (en) * | 2006-03-02 | 2007-09-06 | (주)서현컨스텍 | Prefabricated composite retaining wall with decreased stress |
| CN102304927A (en) * | 2011-07-07 | 2012-01-04 | 铁道第三勘察设计院集团有限公司 | Prestress anchor cable buttress-type parapet suitable for rock substrate |
| CN202627615U (en) * | 2012-04-18 | 2012-12-26 | 中国电力工程顾问集团华东电力设计院 | Round coal-yard coal bulkhead |
| CN106193279A (en) * | 2016-08-25 | 2016-12-07 | 苏交科集团股份有限公司 | Agent structure wall prestressed structure and time building method of agent structure wall |
| CN108360465A (en) * | 2018-01-14 | 2018-08-03 | 浙江大学 | A kind of wedge shape mud-rock flow shunting is blocked device and its construction method |
| CN108678161A (en) * | 2018-07-11 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | Prestressed concrete bent frame column and construction method |
| CN111101533A (en) * | 2020-01-14 | 2020-05-05 | 中国中材国际工程股份有限公司 | Eccentric annular foundation of clinker silo and construction method thereof |
| CN111139856A (en) * | 2019-10-31 | 2020-05-12 | 中材海外工程有限公司 | External prestressed tendon structure, prestressed concrete annular foundation and construction method thereof |
| CN212316985U (en) * | 2020-09-27 | 2021-01-08 | 中冶京诚工程技术有限公司 | Retaining wall foundation structure |
-
2020
- 2020-09-27 CN CN202011031155.3A patent/CN112095657A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070090285A (en) * | 2006-03-02 | 2007-09-06 | (주)서현컨스텍 | Prefabricated composite retaining wall with decreased stress |
| KR100640716B1 (en) * | 2006-04-10 | 2006-11-01 | 주식회사 삼주이앤텍 | Precast concrete block for cantilever retaining wall and construction method using the same |
| CN102304927A (en) * | 2011-07-07 | 2012-01-04 | 铁道第三勘察设计院集团有限公司 | Prestress anchor cable buttress-type parapet suitable for rock substrate |
| CN202627615U (en) * | 2012-04-18 | 2012-12-26 | 中国电力工程顾问集团华东电力设计院 | Round coal-yard coal bulkhead |
| CN106193279A (en) * | 2016-08-25 | 2016-12-07 | 苏交科集团股份有限公司 | Agent structure wall prestressed structure and time building method of agent structure wall |
| CN108360465A (en) * | 2018-01-14 | 2018-08-03 | 浙江大学 | A kind of wedge shape mud-rock flow shunting is blocked device and its construction method |
| CN108678161A (en) * | 2018-07-11 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | Prestressed concrete bent frame column and construction method |
| CN111139856A (en) * | 2019-10-31 | 2020-05-12 | 中材海外工程有限公司 | External prestressed tendon structure, prestressed concrete annular foundation and construction method thereof |
| CN111101533A (en) * | 2020-01-14 | 2020-05-05 | 中国中材国际工程股份有限公司 | Eccentric annular foundation of clinker silo and construction method thereof |
| CN212316985U (en) * | 2020-09-27 | 2021-01-08 | 中冶京诚工程技术有限公司 | Retaining wall foundation structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201218 |
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| WW01 | Invention patent application withdrawn after publication |