CN203452092U - T-shaped pile retaining wall - Google Patents
T-shaped pile retaining wall Download PDFInfo
- Publication number
- CN203452092U CN203452092U CN201320508665.4U CN201320508665U CN203452092U CN 203452092 U CN203452092 U CN 203452092U CN 201320508665 U CN201320508665 U CN 201320508665U CN 203452092 U CN203452092 U CN 203452092U
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- barricade
- pile foundation
- retaining wall
- column
- shaped stake
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Abstract
The utility model provides a T-shaped pile retaining wall. Subgrade fillings are filled in a space formed by a retaining wall. A pile foundation is arranged at the bottom of the retaining wall. A bottom plate is arranged between the retaining wall and the pile foundation. Since a T-shaped pile retaining wall structure is adopted, the problems that the foundation bearing capacity is not enough, the foundation-ground friction coefficient is not enough and the like in common retaining wall structures such as gravity type retaining walls, balanced type retaining walls, cantilever type retaining walls and buttressed retaining walls can be solved; compared with a common pile plate wall, since an I-shaped structure is replaced by an L-shaped structure, the conversion from horizontal soil pressure load to vertical soil pressure load is realized, the comprehensive bearing capacity of the pile foundation is better exerted, and the manufacturing cost is lower; compared with a pile foundation retaining wall, since the retaining wall, the bottom plate (a bearing platform) and the pile foundation are integrally connected, the compression resistance, the bending resistance and the shearing resistance of reinforced concrete are fully realized, the defects that the bearing platform of the pile foundation retaining wall is heavy, and the manufacturing cost of the pile foundation is high are overcome, the stress is more reasonable, and the manufacturing cost is lower.
Description
Technical field
The utility model relates to the field of traffic such as railway, highway, town road, relates in particular to a kind of T-shaped stake barricade that is applied to civil engineering embankment slope project.
Background technology
When route (highway, town road, railway) is subject to condition restriction, must be close to existing buildings by or while being subject to landform restriction not put slope, subgrade support retainer structure closing slope need to be set or build a bridge by, the roadbed cost of retaining structure is set generally lower than Cost of Bridge, the retaining structure form the most approaching with T-shaped stake board wall has a board wall and pile foundation barricade.
The vertical bearing capacity of pile foundation is far above Its ultimate bearing capacity, and stake board wall is for resisting the retaining structure of horizontal earth pressure, and in the design of stake slab-wall structure, the vertical bearing capacity of pile foundation there is no performance, causes physical dimension bigger than normal, uneconomical.
Pile foundation barricade is actually two independently stress systems, in structure design, first to meet the structure stress requirement of barricade, the pile foundation support table arranging is only used to solve the not enough problem of bearing capacity of foundation soil of barricade, the horizontal loading of barricade rubs to transmit by pile foundation support table end face, transmission effect is poor, must by the adjustment of physical dimension and form, reduce the horizontal loading of barricade, finally cause the vertical load of barricade bigger than normal, pile foundation and cushion cap cost are higher.
Utility model content
T-shaped barricade of the problems such as the technical problems to be solved in the utility model is to provide and a kind ofly can overcomes common wall-retaining structure, and bearing capacity of foundation soil not and base friction factor is inadequate.
In order to solve the problems of the technologies described above, the utility model provides a kind of T-shaped stake barricade, in the space surrounding, fills roadbed filling at barricade, and described barricade bottom arranges pile foundation, between described barricade and pile foundation, is provided with base plate.
Further, described barricade includes column and baffle plate, and described baffle plate is arranged between adjacent upright posts, and the both sides of described column are provided with wing plate, and described wing plate and baffle plate closely paste and touch.
Further, described column and baffle plate are combining structure.
Further, described column and baffle plate are integral cast-in-situ structure.
Further, on described column, be evenly provided with anchor hole, in described anchor hole, be equipped with anchoring piece, one end of described anchoring piece and column anchoring, the other end of described anchoring piece through after roadbed filling with bearing stratum anchor connection.
Further, described anchor hole number is 1 to 10, and described anchoring piece is anchor cable or anchor pole.
Further, the junction of described column and base plate arranges chamfering or floor.
Further, the bottom reinforcement bars anchor connection of the top rebars of described pile foundation and column.
Further, every a distance, a shrinkage joint is set at base plate place, described shrinkage joint is positioned at the centre position of two columns.
Further, every a distance, a shrinkage joint is all set on base plate and baffle plate, described shrinkage joint is positioned at the centre position of two columns.
The utlity model has following advantage: adopt T-shaped stake wall-retaining structure, can overcome the problems such as the bearing capacity of foundation soil of common wall-retaining structure (as gravity retaining wall, balance weight retaining wall, cantilever retaining wall, counterfort retaining wall) is inadequate and base friction factor is inadequate; Compare with common stake board wall, by L-type structure, replace I type structure, realized the conversion of horizontal earth pressure load to vertical earth pressure load, brought into play better the comprehensive load capacity of pile foundation, cost is more economical; Compare with pile foundation barricade, barricade, base plate (cushion cap), pile foundation are connected into integral body, given full play to resistance to compression, bending resistance, the shear behavior of steel concrete, overcome heavy cushion cap and the high shortcoming of pile foundation cost of pile foundation barricade, stressed more reasonable, cost is more economical.
Accompanying drawing explanation
Fig. 1 is the cross-sectional drawing of the T-shaped stake of the utility model barricade;
Fig. 2 is the elevation of the T-shaped stake of the utility model barricade.
In figure, 1. barricade, 11. columns, 12. baffle plates, 13. anchor holes, 2. base plate, 3. pile foundation, 4. anchoring piece, 5. above-ground route, 7. chamfering.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art can better understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As depicted in figs. 1 and 2, a kind of T-shaped stake barricade, fills roadbed filling in the space surrounding at barricade 1, and described barricade 1 bottom arranges pile foundation 3, between described barricade 1 and pile foundation 3, is provided with base plate 2.The preferential gravel class filler that adopts of roadbed filling 7, filler also can adopt cohesive soil filler while lacking.
Pile foundation 3 adopts C25 and above deposited reinforced concrete piles (or hole digging pile), and stake footpath, stake are long, pilespacing is according to calculative determination.Stake footpath is generally not less than 1.0m; The long need of stake meet requirement for bearing capacity, and stake end vertical load on existing structure thing pile foundation without impact; Longitudinally pilespacing is generally greater than 3m.
In order to guarantee the globality of pile foundation 3 and barricade 1, it is whole that the top rebars of described pile foundation 3 becomes with the bottom reinforcement bars anchor connection of column 11, as adopt hole digging pile, column 11 sizes should keep in full accord or slightly a little bit smaller with hole digging pile, as pile foundation adopts drilled pile, the pile foundation 3 main muscle in top should stretch into 0.5 ~ 1.0m in column 11 through base plate 2, and overlap or welding with the main muscle of column 11.
Described barricade includes column 11 and baffle plate 12, described baffle plate 12 is arranged between adjacent upright posts 11, the both sides of described column 11 are provided with wing plate, described wing plate and baffle plate 12 closely paste and touch, the soil pressure of baffle plate 12 being born by wing plate is delivered on column 11, column 11 adopts C25 and above steel concrete to build, its height, width, length are according to calculative determination, baffle plate that column is 11 12 adopts C25 and above steel concrete to build, its height, width, length, thickness be according to column 11 highly and spacing carry out calculative determination.
On described column 11, be evenly provided with anchor hole 13, in described anchor hole 13, be equipped with anchoring piece 4, one end of described anchoring piece 4 and column 11 anchorings, the other end of described anchoring piece 4 through after roadbed filling with bearing stratum anchor connection, in the specific implementation, described anchor hole 13 numbers are 1 to 10, and described anchoring piece 4 is anchor cable or anchor pole, according to calculating, 1 to 10 place's prestress anchorage cable or anchor pole need to be set.
Described base plate 2 is connected as a whole with column 11, in column 11 and the junction of transverse bottom plate 2, chamfering 7 or floor can be set, and chamfering 7 sizes can be according to calculative determination.Base plate 2 adopts C25 and above steel concrete to build, and thickness, width, length is according to calculative determination, and the bottom surface of base plate 2 upper thread 5 above Ground.
T-shaped stake barricade of the present utility model, arranges a shrinkage joint every a distance at base plate 2 places, and described shrinkage joint is positioned at the centre position of two columns 11.Every a distance, a shrinkage joint is all set on base plate 2 and baffle plate 12, described shrinkage joint is positioned at the centre position of two columns 11.
Every a distance, a shrinkage joint is all set on base plate 2 and baffle plate 12, described shrinkage joint is positioned at the centre position of two columns 11.If be provided with reinforced concrete floor, every 10m ~ the 20m of the board-like barricade of prestressed reinforcement net reinforcement earth pillar is a unit, 2 ~ 3cm shrinkage joint is set between each unit, expansion joint setting is in the middle of the base plate 2 of 11, two columns, as baffle plate 12 adopts cast-in-place structural, with base plate 2 shrinkage joint correspondence positions, baffle plate 12 also needs to arrange shrinkage joint, filled bitumen hemp cut or waterproofing materials between seam.
Road structure designs separately, and when needs arrange anticollision barrier, guardrail should adopt reinforced concrete fence, and connects into integral body with column 11.
From pile top load comparison sheet, can find out, T-shaped stake barricade has reduced the horizontal loading of common stake board wall and the moment of flexure that stake top is produced thereof effectively; Relatively pile foundation barricade, has reduced vertical force and horizontal force effectively, has overcome the shortcoming of the excessive vertical load that the deadweight due to barricade and cushion cap produces pile foundation.
The above embodiment is only the preferred embodiment for absolutely proving that the utility model is lifted, and protection domain of the present utility model is not limited to this.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. a T-shaped stake barricade, fills roadbed filling in the space surrounding at barricade, it is characterized in that, described barricade bottom arranges pile foundation, between described barricade and pile foundation, is provided with base plate.
2. T-shaped stake board wall according to claim 1, is characterized in that, described barricade includes column and baffle plate, and described baffle plate is arranged between adjacent upright posts, and the both sides of described column are provided with wing plate, and described wing plate and baffle plate closely paste and touch.
3. T-shaped stake barricade according to claim 2, is characterized in that, described column and baffle plate are combining structure.
4. T-shaped stake barricade according to claim 2, is characterized in that, described column and baffle plate are integral cast-in-situ structure.
5. according to the T-shaped stake barricade described in claim 3 or 4, it is characterized in that, on described column, be evenly provided with anchor hole, in described anchor hole, be equipped with anchoring piece, one end of described anchoring piece and column anchoring, the other end of described anchoring piece through after roadbed filling with bearing stratum anchor connection.
6. T-shaped stake barricade according to claim 5, is characterized in that, described anchor hole number is 1 to 10, and described anchoring piece is anchor cable or anchor pole.
7. T-shaped stake barricade according to claim 2, is characterized in that, the junction of described column and base plate arranges chamfering or floor.
8. T-shaped stake barricade according to claim 2, is characterized in that the bottom reinforcement bars anchor connection of the top rebars of described pile foundation and column.
9. T-shaped stake barricade according to claim 3, is characterized in that, every a distance, a shrinkage joint is set at base plate place, described shrinkage joint is positioned at the centre position of two columns.
10. T-shaped stake barricade according to claim 4, is characterized in that, every a distance, a shrinkage joint is all set on base plate and baffle plate, described shrinkage joint is positioned at the centre position of two columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320508665.4U CN203452092U (en) | 2013-08-20 | 2013-08-20 | T-shaped pile retaining wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320508665.4U CN203452092U (en) | 2013-08-20 | 2013-08-20 | T-shaped pile retaining wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203452092U true CN203452092U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320508665.4U Expired - Lifetime CN203452092U (en) | 2013-08-20 | 2013-08-20 | T-shaped pile retaining wall |
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| Country | Link |
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| CN (1) | CN203452092U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821071A (en) * | 2014-03-04 | 2014-05-28 | 西南交通大学 | Weak foundation soil high-fill embankment fabricated building method and device in peneplain regions |
| CN106245673A (en) * | 2016-10-08 | 2016-12-21 | 核工业西南勘察设计研究院有限公司 | A kind of rib stake formula peg board retaining wall and construction method thereof |
| CN107700424A (en) * | 2017-11-15 | 2018-02-16 | 中船第九设计研究院工程有限公司 | A kind of yacht wharf pontoon bridge pile holding structure |
| CN107975062A (en) * | 2017-12-07 | 2018-05-01 | 中铁二院工程集团有限责任公司 | A kind of light-duty combination retaining structure of Steep Slope Embankment and construction method |
| CN111005389A (en) * | 2019-12-27 | 2020-04-14 | 深圳市工勘岩土集团有限公司 | Construction method of unloading plate type supporting structure |
| CN111172833A (en) * | 2020-01-13 | 2020-05-19 | 西南交通大学 | Construction method of steep slope high embankment structure |
| CN113818481A (en) * | 2021-11-08 | 2021-12-21 | 中国航天建设集团有限公司 | Pile plate type retaining wall |
-
2013
- 2013-08-20 CN CN201320508665.4U patent/CN203452092U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821071A (en) * | 2014-03-04 | 2014-05-28 | 西南交通大学 | Weak foundation soil high-fill embankment fabricated building method and device in peneplain regions |
| CN103821071B (en) * | 2014-03-04 | 2015-11-18 | 西南交通大学 | Paraplain area weak foundation soil height embankment assembling process for constructing and device |
| CN106245673A (en) * | 2016-10-08 | 2016-12-21 | 核工业西南勘察设计研究院有限公司 | A kind of rib stake formula peg board retaining wall and construction method thereof |
| CN107700424A (en) * | 2017-11-15 | 2018-02-16 | 中船第九设计研究院工程有限公司 | A kind of yacht wharf pontoon bridge pile holding structure |
| CN107975062A (en) * | 2017-12-07 | 2018-05-01 | 中铁二院工程集团有限责任公司 | A kind of light-duty combination retaining structure of Steep Slope Embankment and construction method |
| CN107975062B (en) * | 2017-12-07 | 2023-09-22 | 中铁二院工程集团有限责任公司 | Steep slope embankment light combined retaining structure and construction method |
| CN111005389A (en) * | 2019-12-27 | 2020-04-14 | 深圳市工勘岩土集团有限公司 | Construction method of unloading plate type supporting structure |
| CN111172833A (en) * | 2020-01-13 | 2020-05-19 | 西南交通大学 | Construction method of steep slope high embankment structure |
| CN113818481A (en) * | 2021-11-08 | 2021-12-21 | 中国航天建设集团有限公司 | Pile plate type retaining wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |