CN214423404U

CN214423404U - Retaining wall structure

Info

Publication number: CN214423404U
Application number: CN202022993192.4U
Authority: CN
Inventors: 何贵平; 雷孝章; 谢艳; 陈前; 符文熹; 叶飞; 刘建锋
Original assignee: Sichuan University
Current assignee: Sichuan University
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-10-19
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a reduce occupation of land, the retaining wall structure of the ecological recovery in ground of being convenient for, it includes two at least retaining wall units, and every retaining wall unit includes retaining wall panel, retaining wall panel utilizes campstool formula retaining structure fixed, campstool formula retaining structure includes three friction piles, and wherein the plane that these two friction piles of first friction pile, second friction pile confirmed is as the holding surface of retaining wall panel, and third friction pile has the contained angle with the holding surface, and its tie point that is three friction piles with the intersection point of holding surface, and three friction piles are fixed as an organic whole by the connection structure of this tie point department. The connecting structure comprises steel rings for sleeving three anti-slide piles, and a concrete protective layer is arranged on the outer layer of the connecting structure. The utility model discloses be favorable to strengthening the water conservancy contact between the soil body, promote ecological recovery, optimize the size and arrange, reduce and take up an area of, save the building materials, can effectively solve the limited problem in construction place, convenient nimble, the construction of being convenient for.

Description

Retaining wall structure

Technical Field

The utility model relates to a retaining structure of gravity type retaining wall.

Background

The existing gravity type retaining wall resists the lateral pressure of a soil body by the self weight of the wall body, is usually formed by building stones or pouring concrete, and has large blocks, wider occupied area and poor stability. Especially, in the case of a limited construction site, the stable performance and the body type arrangement of the retaining wall are very important. Therefore, the size of the retaining wall needs to be optimized and the stability of the retaining wall needs to be improved during construction of the retaining wall.

SUMMERY OF THE UTILITY MODEL

In order to optimize the bearing structure of retaining wall in order to save area, the utility model aims to solve the technical problem that a reduce occupation of land, the retaining wall structure of the ecological recovery in ground of being convenient for is provided.

The utility model provides a technical scheme that its technical problem adopted is: retaining wall structure, including two at least retaining wall units, every retaining wall unit includes retaining wall panel, retaining wall panel utilizes campstool formula retaining structure fixed, campstool formula retaining structure includes three friction piles, and wherein the holding surface of retaining wall panel is regarded as to the plane that first friction pile, these two friction piles of second friction pile confirmed, and third friction pile has the contained angle with the holding surface, and its intersect is the tie point of three friction piles with the holding surface, and three friction piles are fixed as an organic whole by the connection structure of this tie point department.

Further, the connecting structure comprises a fixing structure and a slip-resistant structure, the fixing structure comprises four steel rings, wherein the first steel ring and the second steel ring are used for simultaneously sleeving the first anti-slip pile and the second anti-slip pile from two crossed directions of the first anti-slip pile and the second anti-slip pile, the third steel ring and the fourth steel ring are used for simultaneously sleeving three anti-slip piles respectively in two directions of two sides of the first anti-slip pile and the second anti-slip pile, the slip-resistant structure is used for connecting the third anti-slip pile with the fourth steel ring, and the fixing structure and the slip-resistant structure are wrapped inside by a concrete protective layer.

The steel ring comprises a steel ring and a sleeve, the steel ring is formed by bending steel bars, the sleeve is located at the joint of the steel bars, and the sleeve is welded with the steel ring.

The anti-slip structure comprises a base and an anti-slip hook fixedly connected with the base, and the base is fixedly connected with the third anti-slip pile through a bolt.

The connecting structure comprises anchor rings fixedly connected with the three anti-slide piles respectively and a series ring for fixing the anchor rings together.

The connecting structure comprises steel strand wires for winding and fixedly connecting the three anti-slide piles.

And a water drainage hole is formed in the retaining wall panel.

And each anti-slide pile is formed by pouring reinforced concrete materials.

The retaining wall units are arranged side by side, and the supporting surfaces of the retaining wall units are coplanar.

Each retaining wall unit is the stairstepping and arranges, and the holding surface of each retaining wall unit is parallel to each other.

The utility model has the advantages that: the method is favorable for strengthening hydraulic connection among soil bodies, promoting ecological restoration, optimizing body type arrangement, reducing occupied land, saving building materials, effectively solving the problem of limited construction site, and being convenient, flexible and convenient for construction.

Drawings

Fig. 1 is a schematic structural view of the retaining wall unit of the present invention.

Fig. 2 is a front view of the retaining wall of the present invention.

Figure 3 is the left side view of the retaining wall of the present invention.

Fig. 4 is a plan view of the retaining wall of the present invention.

Fig. 5 is a schematic view of the connection structure of fig. 1.

Fig. 6 is a schematic structural view of the steel ring in fig. 5.

Fig. 7 is a schematic view of the anti-slip structure of fig. 5.

Fig. 8 shows a retaining wall structure according to embodiment 1 of the present invention.

Fig. 9 shows a retaining wall structure according to embodiment 2 of the present invention.

Figure 10 is a schematic view of another connection arrangement that may be used in connection with the present invention.

Fig. 11 is a schematic view of yet another connection structure that may be used in the present invention for a friction pile connection.

Labeled as: 1-retaining wall panel, 2-campstool type retaining structure, 3-connecting structure, 4-water drainage hole, 5-settlement joint, 6-foundation, 7-supporting surface, 21-first anti-slide pile, 22-second anti-slide pile, 23-third anti-slide pile, 31-fixing structure, 32-anti-slide structure, 33-concrete protective layer, 34-steel strand, 301-first steel ring, 302-second steel ring, 303-third steel ring, 304-fourth steel ring, 305-series ring, 311-steel ring, 312-sleeve, 321-anti-slide hook, 322-bolt, 323-base, 331-first anchor ring, 332-second anchor ring, 333-third anchor ring.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The utility model discloses utilize the stability of triangle-shaped structure, design as shown in figure 1, figure 2, figure 3 and the shown campstool formula retaining wall structure of figure 4, the utility model discloses an among the retaining wall structure, retaining wall panel 1 utilizes campstool formula retaining structure 2 fixed, campstool formula retaining structure 2 includes three

friction piles

21, 22, 23, and wherein the plane that first friction pile 21, second friction pile 22 these two friction piles confirmed is as retaining wall panel 1's holding surface, and third friction pile 23 has the contained angle with holding surface 7, and its tie point that is three friction piles with holding surface 7's intersection point, and three friction piles are fixed as an organic whole by the connection structure 3 of this tie point department. Three cling compound piles are two liang crossing, constitute firm triangle-shaped retaining structure jointly with the basis, this kind of retaining structure area is little, only cling compound pile need have certain area occupied on the spot, can be according to the inclination of topography adjustment retaining wall panel 1 for the basis and the contained angle of third cling compound pile 23 and holding surface 7 in the campstool formula retaining structure, convenient and flexible, the construction of being convenient for, the exposed area of higher proportion can be used for ecological restoration, also be favorable to the ecological restoration after the retaining wall construction.

As shown in fig. 1, 5, 6 and 7, the utility model discloses a retaining wall unit includes retaining wall panel 1, and retaining wall panel 1 utilizes campstool formula retaining structure 2 fixed, campstool formula retaining structure 2 includes three

friction piles

21, 22, 23, and wherein the plane that first friction pile 21, second friction pile 22 these two friction piles confirmed is as retaining wall panel 1's holding surface 7, and third friction pile 23 has the contained angle with holding surface 7, and the intersection point of third friction pile 23 and holding surface 7 is the tie point of three friction piles, and each friction pile is pour by reinforced concrete material and forms, and three friction piles are fixed as an organic whole by the connection structure 3 of this tie point department.

As shown in fig. 5, 6 and 7, in order to facilitate construction of the connection structure and ensure connection strength, the connection structure 3 includes a fixing structure 31 and a slip prevention structure 32, the fixing structure 31 includes four steel rings, wherein a first steel ring 301 and a second steel ring 302 are used for simultaneously sheathing a first anti-slip pile 21 and a second anti-slip pile 22 from two directions crossing the first anti-slip pile 21 and the second anti-slip pile 22, a third steel ring 303 and a fourth steel ring 304 are used for simultaneously sheathing three anti-slip piles around two directions on both sides of the first anti-slip pile 21 and the second anti-slip pile 22, respectively, the slip prevention structure 32 is used for connecting the third anti-slip pile 23 and the fourth steel ring 303, each steel ring includes a steel ring 311 and a sleeve 312 formed by bending steel bars, the sleeve 312 is located at a joint of the steel bars, the sleeve 312 is welded to the steel ring 311, the slip prevention structure 32 includes a base 323 and a slip prevention hook 321 fixedly connected to the base 323, the base 323 is fixedly connected with the third anti-slide pile 23 through the bolt 322, the fixed structure 31 and the anti-slide structure 32 are both wrapped inside the concrete protective layer 33 by the concrete protective layer 33, and the concrete protective layer 33 is spherical.

The connecting structure 3 for fixing the slide piles as an integral structure, as shown in fig. 10 and 11, may be implemented in various ways. In addition to the above structure, the method shown in fig. 10 may be adopted: the first anti-slide pile 21 is fixedly connected with a first anchor ring 331, the second anti-slide pile 22 is fixedly connected with a second anchor ring 332, the third anti-slide pile 23 is fixedly connected with a third anchor ring 333, the

anchor rings

331, 332 and 333 are fixed together by the series ring 305, and finally, concrete is poured to form a concrete protective layer 33 (the concrete protective layer 33 is not shown in fig. 10 for showing the internal connection relation), and the anchor rings can be cured on the anti-slide piles together during the construction of the anti-slide piles; and the manner shown in fig. 11: the three slide piles are fixedly connected by winding with steel wires 34 and then poured with concrete to form a concrete cover 33 (the concrete cover 33 is not shown in fig. 11 to show the internal connection). The anchor rings for connecting the slide-resistant piles in the concrete protective layer 33 are made of steel materials, so that the connection point is integrally of a reinforced concrete structure, the connection is firm, and the construction is easy.

The cross-sectional shape of each slide pile may take the shape of a conventional slide pile, such as a circle or a rectangle. Determining the inclination angle of the supporting surface 7 relative to the foundation 6 according to the terrain, determining the included angle of the third slide-resistant pile 23 relative to the supporting surface 7 according to the terrain, on the basis, calculating and determining the cross section size of each slide-resistant pile according to the stress, then constructing and forming each slide-resistant pile, embedding a base 323 on the third slide-resistant pile 23, fixing each slide-resistant pile by using a steel ring, pouring concrete to form a concrete protective layer 33, and finishing the fixed connection of each slide-resistant pile by using the connecting structure 3.

Be provided with outlet 4 on retaining wall panel 1, outlet 4 is the through-hole that link up retaining wall panel 1, is favorable to strengthening the hydraulic connection between the soil body, promotes ecological recovery.

Example 1:

as shown in fig. 8, in the retaining wall structure designed for a certain soil body by the above retaining wall units, the anti-slide piles of each retaining wall unit are fixedly connected with the foundation 6, the three retaining wall units are arranged side by side, the supporting surfaces 7 of the three retaining wall units are coplanar and bear partial soil body pressure, and the settlement joints 5 are arranged between the adjacent retaining wall units, so that the size and the construction difficulty of a single anti-slide pile can be reduced.

Example 2:

as shown in fig. 9, in the retaining wall structure designed by the retaining wall units for another soil body, the three retaining wall units are arranged in a stepped manner along the height direction, and the supporting surfaces 7 of the three retaining wall units are parallel to each other and bear partial soil body pressure, so that the size and the construction difficulty of a single slide-resistant pile can be reduced.

Claims

1. Retaining wall structure, including two at least retaining wall units, every retaining wall unit includes retaining wall panel (1), characterized by: retaining wall panel (1) utilizes campstool formula retaining structure (2) to fix, campstool formula retaining structure (2) include three friction pile (21, 22, 23), and wherein first friction pile (21), the plane that these two friction pile of second friction pile (22) confirmed is as holding surface (7) of retaining wall panel (1), and third friction pile (23) have the contained angle with holding surface (7), and its intersect point with holding surface (7) is the tie point of three friction pile (21, 22, 23), and three friction pile (21, 22, 23) are fixed as an organic whole by connection structure (3) of this tie point department.

2. A retaining wall structure according to claim 1, characterized in that: the connecting structure (3) comprises a fixing structure (31) and a skid-resistant structure (32), the fixing structure comprises four steel rings (301, 302, 303 and 304), wherein the first steel ring (301) and the second steel ring (302) are used for simultaneously sleeving the first anti-slide pile (21) and the second anti-slide pile (22) from two crossed directions of the first anti-slide pile (21) and the second anti-slide pile (22), the third steel ring (303) and the fourth steel ring (304) are used for simultaneously sleeving the three anti-slide piles (21, 22 and 23) around the two directions of two sides of the first anti-slide pile (21) and the second anti-slide pile (22), the skid-resistant structure (32) is used for connecting the third anti-slide pile (23) and the fourth steel ring (304), and the fixing structure (31) and the skid-resistant structure (32) are wrapped inside by a concrete protective layer (33).

3. A retaining wall structure according to claim 2, characterized in that: the steel rings (301, 302, 303, 304) comprise steel rings (311) formed by bending steel bars and sleeves (312), the sleeves (312) are located at joints of the steel bars, and the sleeves (312) are welded with the steel rings (311).

4. A retaining wall structure according to claim 2, characterized in that: the anti-slip structure comprises a base (323) and an anti-slip hook (321) fixedly connected with the base (323), and the base (323) is fixedly connected with the third anti-slip pile (23) through a bolt (322).

5. A retaining wall structure according to claim 1, characterized in that: the connecting structure (3) comprises anchor rings (331, 332 and 333) fixedly connected with the three slide-resistant piles (21, 22 and 23) respectively and a series connection ring (305) for fixing the anchor rings (331, 332 and 333) together.

6. A retaining wall structure according to claim 1, characterized in that: the connecting structure (3) comprises a steel strand (34) for winding and fixedly connecting the three anti-slide piles (21, 22, 23).

7. A retaining wall structure according to any one of claims 1 to 6, characterized in that: and a water drainage hole (4) is formed in the retaining wall panel (1).

8. A retaining wall structure according to any one of claims 1 to 6, characterized in that: the anti-slide piles (21, 22 and 23) are formed by pouring reinforced concrete materials.

9. A retaining wall structure according to any one of claims 1 to 6, characterized in that: the retaining wall units are arranged side by side, and the supporting surfaces (7) of the retaining wall units are coplanar.

10. A retaining wall structure according to any one of claims 1 to 6, characterized in that: each retaining wall unit is arranged in a stepped manner, and the supporting surfaces (7) of each retaining wall unit are parallel to each other.