CN213296420U - Anchor draws formula pile foundation joist barricade structure - Google Patents
Anchor draws formula pile foundation joist barricade structure Download PDFInfo
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- CN213296420U CN213296420U CN202022027603.4U CN202022027603U CN213296420U CN 213296420 U CN213296420 U CN 213296420U CN 202022027603 U CN202022027603 U CN 202022027603U CN 213296420 U CN213296420 U CN 213296420U
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- pile foundation
- retaining wall
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model relates to an anchor draws formula pile foundation joist barricade structure belongs to the municipal works field. The device comprises a balance weight type retaining wall, a bearing platform, a pile foundation, an anchor cable and an anchor pier; the double-row arranged pile foundation penetrates through a deep soil layer and is arranged in a stable rock stratum, the bearing platform is arranged at the top of the pile foundation, the balance weight type retaining wall is arranged on the bearing platform, a plurality of shear keys are arranged between the heel of the balance weight type retaining wall and the bearing platform, the anchor pier is arranged on the bearing platform and is tightly attached to the toe of the balance weight type retaining wall, a plurality of anchor cables correspondingly penetrate through the anchor pier and the inside of the bearing platform and stagger the pile foundation at the bottom, one end of each anchor cable is uniformly arranged on the anchor pier, and the other end of each anchor cable is anchored in the stable rock stratum. The combined structure can reduce the section size, reduce the engineering cost and has better practicability in high and steep slope sections with complicated geological conditions.
Description
Technical Field
The utility model belongs to the municipal works field, concretely relates to anchor draws formula pile foundation joist barricade structure.
Background
In southwest areas, many side slopes have complex geological conditions, high height and steep gradient, deep soil layers exist at the slope feet, and current situation traffic roads exist at the slope tops. Under such geological conditions, the requirements of complex terrains and construction conditions cannot be met by adopting the traditional roadbed retaining structure. For example: when the traditional balance weight type retaining wall foundation is excavated, the current terrain is greatly excavated, so that the current traffic is blocked, and the current road traffic of the slope top is influenced; when the pile plate retaining wall is used for retaining, due to the existence of a deep soil layer of a slope toe, the retaining wall can be heightened in height when penetrating through the deep soil layer, so that the remaining sliding force of a steep slope section is large, the section size is increased, the number of anchor cables is increased, and the engineering cost is increased finally. Meanwhile, the control on the lateral displacement of the wall top is weak, and the normal use of the newly-built road is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, the objective of the present invention is to provide an anchor-pull type pile foundation joist retaining wall structure, which can avoid the large excavation of the foundation pit of the high gravity retaining wall under the complicated geological conditions, and at the same time, overcome the adverse effect of the lateral displacement of the top of the pile-supported retaining wall in the deep soil layer, reduce the construction cost,
in order to achieve the above purpose, the utility model provides a following technical scheme:
an anchor-pull type pile foundation joist retaining wall structure comprises a balance weight retaining wall, a bearing platform, a pile foundation, an anchor cable and an anchor pier; the double-row arranged pile foundation penetrates through a deep soil layer and is arranged in a stable rock stratum, the bearing platform is arranged at the top of the pile foundation, the balance weight type retaining wall is arranged on the bearing platform, a plurality of shear keys are arranged between the heel of the balance weight type retaining wall and the bearing platform, the anchor pier is arranged on the bearing platform and is tightly attached to the toe of the balance weight type retaining wall, a plurality of anchor cables correspondingly penetrate through the anchor pier and the inside of the bearing platform and stagger the pile foundation at the bottom, one end of each anchor cable is uniformly arranged on the anchor pier, and the other end of each anchor cable is anchored in the stable rock stratum.
Furthermore, the wall back of the constant weight type retaining wall is provided with a sand gravel reverse filtering layer and a clay impermeable layer, wherein the clay impermeable layer is positioned below the sand gravel reverse filtering layer.
Further, a plurality of shear keys are arranged in an evenly distributed manner.
Further, the pile foundation is bilaterally and symmetrically arranged at the bottom of the bearing platform by taking the gravity center of the bearing platform as a reference.
Furthermore, anchor holes penetrating through the anchor cables are reserved on the anchor piers and the bearing platform.
Furthermore, a plurality of drain holes are uniformly arranged at the position of a wall back weighing platform of the weighing retaining wall up and down.
The beneficial effects of the utility model reside in that:
the pile foundation in the combined structure can well penetrate through a deep soil layer, so that the excavation amount of a side slope under the current situation is reduced, and the road traffic under the current situation is ensured; the lateral displacement of the wall top is effectively controlled, and the normal use of the newly-built road is ensured; the combined structure can effectively resist the residual gliding force of the steep slope section, reduce the construction cost and is suitable for the high and steep slope with complicated geological conditions.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a sectional view of the structure of the present invention;
FIG. 2 is a plan view of the structure of the present invention;
fig. 3 is a structural elevation view of the present invention.
Reference numerals:
the device comprises a weight-balanced retaining wall-1, a bearing platform-2, a pile foundation-3, an anchor cable-4, a shear key-5, an anchor pier-6, a sand gravel reverse filter layer-7 and a clay impermeable layer-8; a wall heel-101, a wall toe-102 and a drainage hole-103.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 3, an anchor-pull type pile foundation joist retaining wall structure includes a weight-balance retaining wall 1, a bearing platform 2, a pile foundation 3, an anchor cable 4 and an anchor pier 6; the double-row arranged pile foundation 3 penetrates through a deep soil layer to be arranged in a stable rock stratum, the bearing platform 2 is arranged at the top of the pile foundation 3, the balance weight type retaining wall 1 is arranged on the bearing platform 2, a plurality of shear keys 5 are arranged between the butt 101 of the balance weight type retaining wall 1 and the bearing platform 2, the anchor pier 6 is arranged on the bearing platform 2 and is tightly attached to the toe 102 of the balance weight type retaining wall 1, a plurality of anchor cables 4 correspondingly penetrate through the anchor pier 6 and the inside of the bearing platform 2 and stagger the pile foundation 3 at the bottom, and each anchor cable 4 is arranged on the anchor pier 6 with one end and is evenly arranged in a mode that the other end is anchored in the stable rock stratum.
In the structure, a balance weight type retaining wall 1 positioned at the upper part is arranged on a bearing platform and is used for resisting the rest sliding force; an anchor pier 6 is arranged at the position of a wall toe 102, and an anchor cable 4 penetrates through anchor holes reserved on the anchor pier and the 6 bearing platform 2 and is embedded and fixed in a stable rock stratum; the shear key 5 is embedded in the wall heel 101 to ensure reliable transmission between the weight-balanced retaining wall 1 and the bearing platform 2. The shear keys 5 are uniformly arranged between the butts 101 of the constant weight retaining wall 1 and the bearing platform, and are embedded in the bearing platform during pouring, and the shear keys 5 are required to be ensured to have enough anchoring length and be bent during setting. The anchor pier 6 is arranged in front of the toe 102 of the constant-weight retaining wall 1 and is tightly attached to the toe, and the anchor pier 6 is reliably connected with the steel bars of the bearing platform 2 and integrally poured, so that the integral structure is formed. The anchor cable 4 transmits the internal force of the upper part to limit the displacement of the bearing platform 2 and the wall top of the balance weight type retaining wall 1.
Preferably, the wall back of the dead-weight retaining wall 1 is provided with a sand gravel reverse filtering layer 7 and a clay impermeable layer 8, wherein the clay impermeable layer 8 is positioned below the sand gravel reverse filtering layer 7. A plurality of water drainage holes 103 are uniformly arranged at the position of a wall back weighing platform of the weighing type retaining wall up and down.
Preferably, the pile foundations 3 are bilaterally and symmetrically arranged at the bottom of the bearing platform 2 by taking the gravity center of the bearing platform 2 as a reference. The pile foundation penetrates through the bottom deep soil layer and is embedded in the stable rock stratum, and effective embedding depth can be guaranteed. It should be noted that: the pile length of the front row and the rear row can be adjusted according to the depth of the stable rock stratum.
The concrete implementation process of the anchor-pull type pile foundation joist retaining wall structure is as follows:
the anchor pier 6, the bearing platform 2 and the pile foundation 3 are integrally cast by reinforced concrete. And after the anchor pier 6 is reliably connected with the reinforcing steel bars of the bearing platform 2, the anchor pier and the bearing platform are integrally cast, and anchor hole positions are reserved on the anchor pier 6 and the bearing platform 2 when concrete is cast. The shear key 5 is pre-buried and connected with the balance weight type retaining wall 1 when the bearing platform 2 is poured, and the balance weight type retaining wall 1 is tightly attached to the anchor pier 6 when being poured.
The roadbed is backfilled with earth and a clay impermeable layer and a sand gravel reverse filtration layer in a layered mode on the back of the wall 1 of the weight-balancing retaining wall. And water drainage holes are uniformly distributed from the top to the bottom of the wall back weighing platform.
The anchor cables 4 penetrate through the anchor holes reserved in the anchor piers 6 and the bearing platforms 2, are uniformly distributed on the anchor piers 6, stagger pile foundations at the bottom, and are anchored at the lower ends of the anchor cables 4 in the stable rock stratum.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (6)
1. The utility model provides an anchor draws formula pile foundation joist barricade structure which characterized in that: the device comprises a balance weight type retaining wall, a bearing platform, a pile foundation, an anchor cable and an anchor pier; the double-row arranged pile foundation penetrates through a deep soil layer and is arranged in a stable rock stratum, the bearing platform is arranged at the top of the pile foundation, the balance weight type retaining wall is arranged on the bearing platform, a plurality of shear keys are arranged between the heel of the balance weight type retaining wall and the bearing platform, the anchor pier is arranged on the bearing platform and is tightly attached to the toe of the balance weight type retaining wall, a plurality of anchor cables correspondingly penetrate through the anchor pier and the inside of the bearing platform and stagger the pile foundation at the bottom, one end of each anchor cable is uniformly arranged on the anchor pier, and the other end of each anchor cable is anchored in the stable rock stratum.
2. The anchor-pull type pile foundation joist retaining wall structure as claimed in claim 1, wherein: the wall back of the weight-balancing retaining wall is provided with a sand gravel reverse filtering layer and a clay impermeable layer, wherein the clay impermeable layer is positioned below the sand gravel reverse filtering layer.
3. The anchor-pull type pile foundation joist retaining wall structure as claimed in claim 1, wherein: the shear keys are arranged in an evenly distributed mode.
4. The anchor-pull type pile foundation joist retaining wall structure as claimed in claim 1, wherein: the pile foundation is bilaterally and symmetrically arranged at the bottom of the bearing platform by taking the gravity center of the bearing platform as a reference.
5. The anchor-pull type pile foundation joist retaining wall structure as claimed in claim 1, wherein: and anchor holes for penetrating the anchor cables are reserved on the anchor piers and the bearing platforms.
6. The anchor-pull type pile foundation joist retaining wall structure as claimed in claim 2, wherein: and a plurality of drain holes are uniformly distributed at the position of the wall back weighing platform of the weighing type retaining wall up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022027603.4U CN213296420U (en) | 2020-09-16 | 2020-09-16 | Anchor draws formula pile foundation joist barricade structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022027603.4U CN213296420U (en) | 2020-09-16 | 2020-09-16 | Anchor draws formula pile foundation joist barricade structure |
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| CN213296420U true CN213296420U (en) | 2021-05-28 |
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| CN202022027603.4U Active CN213296420U (en) | 2020-09-16 | 2020-09-16 | Anchor draws formula pile foundation joist barricade structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162379A (en) * | 2022-08-19 | 2022-10-11 | 中煤科工重庆设计研究院(集团)有限公司 | Construction process of mixed retaining structure |
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2020
- 2020-09-16 CN CN202022027603.4U patent/CN213296420U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162379A (en) * | 2022-08-19 | 2022-10-11 | 中煤科工重庆设计研究院(集团)有限公司 | Construction process of mixed retaining structure |
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