CN211596830U

CN211596830U - Embedded anti-retaining wall of straining structure

Info

Publication number: CN211596830U
Application number: CN201922199099.3U
Authority: CN
Inventors: 陈刚; 刘新; 王兆宇
Original assignee: Wisdri Engineering and Research Incorporation Ltd; Wisdri Urban Construction Engineering Technology Co Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd; Wisdri Urban Construction Engineering Technology Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-29
Anticipated expiration: 2029-12-10

Abstract

The application provides an embedded anti-retaining wall of straining structure belongs to the road bed construction field. The retaining wall comprises a retaining wall body, wherein a plurality of reserved grooves are formed in the back of the retaining wall body; the horizontal drainage pipes are respectively arranged in the retaining wall body at intervals, one end of each horizontal drainage pipe is communicated with the reserved groove, and the other end of each horizontal drainage pipe extends out of the outer side of the retaining wall; one end of each waterproof geotextile is connected with the notch of the reserved groove, and the other end of each waterproof geotextile extends out of the reserved groove; a plurality of water-permeable concrete blocks which are respectively arranged in the reserved grooves; and the permeable geotextile covers the notch of the preformed groove. This structure adopts impervious geotechnological cloth to collect the infiltration to reverse the filtration through permeable geotechnological cloth and prefabricated no sand macroporous concrete, guarantee the effective discharge of wall back of the body infiltration, provide more efficient selection simultaneously for the construction.

Description

Embedded anti-retaining wall of straining structure

Technical Field

The application relates to the field of roadbed construction, in particular to an embedded retaining wall with an inverted filter structure.

Background

The retaining wall is a wall structure for supporting roadbed filling or hillside soil body and preventing the filling or soil body from deforming and destabilizing. In order to eliminate adverse effects on the stability of the wall body caused by seepage of a slope behind the wall and the action of underground water and prevent fine soil behind the wall from being taken away by running water, a reverse filtering structure is required to be arranged at the end part of the transverse drainage pipe.

The traditional inverted filter construction has the problems that different aggregate mixing materials and the wall back filling compactness cannot be guaranteed and the like. The process of arranging the reverse filtering modules behind the wall is complex, the construction needs to adopt hoisting conditions, the construction efficiency is not improved, and the integral composite reverse filtering layer is not suitable for the retaining wall with uneven wall back level.

SUMMERY OF THE UTILITY MODEL

An object of this application lies in providing an embedded anti-structure retaining wall that strains, aims at improving the current retaining wall and strain the poor problem of structure result of use against.

The technical scheme of the application is as follows:

an embedded reverse filtering structure retaining wall, comprising:

the retaining wall comprises a retaining wall body, wherein a wall back of the retaining wall body is provided with a plurality of reserved grooves;

the transverse drain pipes are respectively installed in the retaining wall body at intervals, one end of each transverse drain pipe is communicated with the reserved groove, and the other end of each transverse drain pipe extends out of the outer side of the retaining wall body;

one end of each waterproof geotextile is connected with the notch of the corresponding reserved groove, and the other end of each waterproof geotextile extends out of the corresponding reserved groove;

a plurality of water-permeable concrete blocks which are respectively arranged in the reserved grooves;

and the permeable geotextile covers the notch of the preformed groove.

As a technical scheme of this application, it is a plurality of the reservation groove is followed arrange in proper order on the length direction of the wall back of retaining wall body.

As a technical scheme of this application, horizontal drain pipe is followed retaining wall's width direction sets up.

As a technical scheme of this application, it is a plurality of respectively parallel interval sets up between the horizontal drain pipe.

As a technical scheme of this application, have many infiltration passageways in the water permeability concrete piece.

The beneficial effect of this application:

the retaining wall with the embedded reverse filtering structure mainly comprises three parts, namely waterproof geotextile, permeable geotextile and prefabricated strip-shaped non-sand macroporous concrete blocks; during construction, the wall back of the retaining wall body adopts a customized template, and the installation position of the sand-free macroporous concrete block is reserved on the customized template. After the form is removed, the transverse drain pipes arranged inside the retaining wall body are dredged, the prefabricated water-permeable concrete blocks are arranged in the reserved grooves of the retaining wall body, and finally, the notches of the reserved grooves on the back of the retaining wall body are sealed by the water-permeable geotextile. When the wall back of the retaining wall body is backfilled, longitudinal continuous waterproof geotextile is laid at the parallel and level position below the position of the retaining wall body reserved groove to collect seepage water, and then the wall back of the retaining wall body is normally rolled to fill the soil so as to meet the requirement of compactness. This structure optimizes traditional retaining wall reverse filtration structure, adopts impervious geotechnological cloth to collect the infiltration, carries out reverse filtration through geotechnological cloth and the prefabricated sand-free macroporous concrete that permeates water to guarantee the effective discharge of wall back of the body infiltration, provide more efficient selection simultaneously for the construction. Therefore, the structure is simple in construction, convenient to use, and capable of effectively filtering and discharging water seepage in the retaining wall body, and drainage efficiency is high.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural view of an embedded reverse filtering structure retaining wall provided in an embodiment of the present application;

fig. 2 is a schematic view of a first angle structure of an embedded reverse filtering structure retaining wall according to an embodiment of the present application.

Icon: 1-an embedded reverse filtering structure retaining wall; 2-a retaining wall body; 3-reserving a groove; 4-a transverse drain pipe; 5-waterproof geotextile; 6-water permeable concrete blocks; 7-permeable geotextile.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "upper" and "lower" are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and operation, and thus, should not be construed as limiting the present application.

Further, in the present application, unless expressly stated or limited otherwise, the first feature may be directly contacting the second feature or may be directly contacting the second feature, or the first and second features may be contacted with each other through another feature therebetween, not directly contacting the second feature. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example (b):

referring to fig. 1 and fig. 2 in combination, the present application provides an embedded retaining wall 1 with a reverse filtration structure, which includes a retaining wall body 2, a plurality of transverse drainage pipes 4, a plurality of waterproof geotextile 5, a plurality of permeable concrete blocks 6 and a plurality of permeable geotextile 7, wherein the retaining wall body 2 has a wall back and a wall surface opposite to each other, wherein the wall back is provided with a plurality of preformed grooves 3, the notches of the preformed grooves 3 face a direction opposite to the wall surface, and the depth of the preformed grooves extends along the width direction of the retaining wall body 2; the transverse drainage pipes 4 are respectively installed in the retaining wall body 2 at intervals, one end of each transverse drainage pipe is communicated with the reserved groove 3 on the wall back, and the other end of each transverse drainage pipe extends out of the wall surface of the retaining wall body 2 and is used for draining seepage water flowing through the reserved grooves 3; one ends of the waterproof geotextiles 5 are respectively connected to the positions below the notches of the preformed grooves 3, and the other ends of the waterproof geotextiles extend out of the preformed grooves 3 of the wall back for a certain distance; a plurality of water-permeable concrete blocks 6 are respectively arranged in the preformed groove 3, and seepage water can seep out after being filtered from the water-permeable concrete blocks 6; the permeable geotextiles 7 cover the notches of the preformed grooves 3 and are mainly used for filtering and seeping water which flows through the preformed grooves 3.

In this embodiment, the plurality of prepared grooves 3 are sequentially arranged in parallel at intervals in the height direction of the wall back of the retaining wall body 2.

In this embodiment, the horizontal drainage pipes 4 are provided along the width direction of the retaining wall body 2.

In this embodiment, the plurality of horizontal water discharge pipes 4 are arranged in parallel at intervals.

It should be noted that, in this embodiment, the permeable concrete block 6 has a plurality of water seepage channels inside, and it has a good water permeability so that seepage water seeps out after being filtered from the inside thereof, and flows out to the horizontal drainage pipe 4 through a plurality of through holes for drainage.

The working principle of the retaining wall 1 with the embedded reverse filtering structure is as follows:

during construction, the wall back of the retaining wall adopts a customized template, and the installation position of the sand-free macroporous concrete block is reserved on the template. After the form is removed, the transverse drain pipes 4 arranged inside the retaining wall body 2 are dredged, the prefabricated water-permeable concrete blocks 6 are arranged in the reserved grooves 3 of the retaining wall body 2, and finally the notches of the reserved grooves 3 on the wall back of the retaining wall body 2 are sealed by the water-permeable geotextile 7. When the wall back of the retaining wall body 2 is backfilled, longitudinal continuous waterproof geotextile 5 is laid at the parallel and level position below the position of the reserved groove 3 of the retaining wall body 2 to collect seepage water, and then the wall back of the retaining wall body 2 is normally rolled to fill soil so as to meet the requirement of compactness.

In summary, the retaining wall 1 with the embedded reverse filtering structure mainly comprises three parts, namely a waterproof geotextile 5, a permeable geotextile 7 and a prefabricated strip-shaped sand-free macroporous concrete block; during construction, the wall back of the retaining wall adopts a customized template, and the installation position of the sand-free macroporous concrete block is reserved on the template. After the form is removed, the transverse drain pipes 4 arranged inside the retaining wall body 2 are dredged, the prefabricated water-permeable concrete blocks 6 are arranged in the reserved grooves 3 of the retaining wall body 2, and finally the notches of the reserved grooves 3 on the wall back of the retaining wall body 2 are sealed by the water-permeable geotextile 7. When the wall back of retaining wall body 2 is backfilled, lay the continuous waterproof geotechnological cloth 5 of vertical setting in the position below parallel and level department of retaining wall body 2 preformed groove 3, come to ooze the water and collect, then normally roll the wall back of retaining wall body 2 and fill soil to reach the compactness requirement can. This structure is optimized traditional retaining wall reverse filtration structure, adopts impervious geotechnological cloth 5 to collect the infiltration, carries out reverse filtration through geotechnological cloth 7 and the prefabricated sand-free macroporous concrete that permeates water to guarantee the effective discharge of wall back of the body infiltration, provide more efficient selection simultaneously for the construction. Therefore, the structure is simple in construction, convenient to use, and capable of effectively filtering and discharging water seepage in the retaining wall body 2, and drainage efficiency is high.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides an embedded anti-retaining wall of straining structure which characterized in that includes:

and the permeable geotextile covers the notch of the preformed groove.

2. The retaining wall of an embedded reverse filtering structure according to claim 1, wherein a plurality of the preliminary grooves are sequentially arranged along a length direction of a wall back of the retaining wall body.

3. The retaining wall of an embedded reverse osmosis structure according to claim 1, wherein the lateral drainage pipes are arranged in a width direction of the retaining wall body.

4. The retaining wall of an embedded reverse filtering structure according to claim 1, wherein a plurality of the lateral drainage pipes are respectively spaced in parallel.

5. An embedded reverse osmosis structure retaining wall according to claim 1, wherein the water permeable concrete block has a plurality of water permeable channels therein.