CN215715509U

CN215715509U - Hydraulic engineering retaining wall drainage structures

Info

Publication number: CN215715509U
Application number: CN202122235483.1U
Authority: CN
Inventors: 樊冰; 马良; 李福林; 张联洲; 郭磊; 辛宏杰
Original assignee: Water Resources Research Institute of Shandong Province
Current assignee: Water Resources Research Institute of Shandong Province
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a water conservancy project retaining wall drainage structure, which comprises a foundation, wherein a retaining wall body is arranged at the top end of the foundation, a drainage layer is arranged at the top end of the retaining wall body, a fixed groove is fixedly connected at the top end of the drainage layer, a soil layer is arranged inside the fixed groove, green plants are arranged at the top end of the soil layer, a connecting layer is arranged at one side of the retaining wall body, a second concrete layer is fixedly connected at the other side of the retaining wall body and the bottom end of the retaining wall body, a first drainage pipe is arranged at the bottom end of the drainage layer, second drainage pipes are respectively and fixedly connected inside the retaining wall body from top to bottom, the second blow-off pipe and the third drain pipe are fixedly connected with the through pipe in the foundation, the self water guide effect of the retaining wall body is guaranteed, rainwater can be prevented from permeating into the retaining wall body as far as possible, rainwater entering the retaining wall body can be discharged, and silt is prevented from being accumulated in the retaining wall body.

Description

Hydraulic engineering retaining wall drainage structures

Technical Field

The utility model relates to the field of hydraulic engineering, in particular to a drainage structure of a retaining wall of the hydraulic engineering.

Background

As is well known, a retaining wall is a structure for supporting roadbed fill or hillside soil and preventing the fill or soil from deforming and destabilizing, and in the cross section of the retaining wall, the part directly contacting with the supported soil is called a wall back; the part facing the wall back and being empty is called the wall surface; the part directly contacting with the foundation is called a substrate; the top surface of the wall opposite the base is called the wall top; the front end of the base is called a wall toe; the rear end of the base is called a butt.

Current retaining wall is after using, because the water guide effect of self is not good, can not adsorb and discharge the water of infiltration, can lead to the retaining wall to be damaged after long-time rainwash, influences the stability of retaining wall, consequently needs a hydraulic engineering retaining wall drainage structures to solve current problem

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a drainage structure of a retaining wall of a hydraulic engineering, which can improve the self water guide effect and drain the infiltrated rainwater.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a drainage structure of a retaining wall of hydraulic engineering, which comprises a foundation, wherein the top end of the foundation is provided with a retaining wall body, the top end of the retaining wall body is provided with a drainage layer, the top end of the drainage layer is fixedly connected with a fixing groove, a soil layer is arranged inside the fixing groove, the top end of the soil layer is provided with green plants, one side of the retaining wall body is provided with a connecting layer, the other side of the retaining wall body and the bottom end of the retaining wall body are fixedly connected with a second concrete layer, the bottom end of the drainage layer is provided with a first sewage discharge pipe, the inside of the retaining wall body is fixedly connected with a second drain pipe, a second drain pipe and a third drain pipe from top to bottom respectively, and the inside of the foundation is fixedly connected with a through pipe.

According to a preferred technical scheme of the utility model, the second concrete layer positioned at the bottom end of the retaining wall body is fixedly connected with the foundation, pile foundations are uniformly and fixedly connected between the bottom end of the second concrete layer positioned at the bottom end of the retaining wall body and the inside of the foundation, the top end of the foundation is fixedly connected with a fixed block, and the fixed block is fixedly connected with the second concrete layer.

As a preferable technical scheme of the utility model, the connecting layer comprises a reinforcing layer, the reinforcing layer is fixedly connected with the retaining wall body, a waterproof layer is coated on one side of the reinforcing layer, and a first concrete layer is coated on one side of the waterproof layer.

As a preferable technical scheme, the drainage layer comprises a cavity and a filter layer, the cavity is formed in the retaining wall body, the filter layer is located between the inner wall of the second concrete layer and the inner wall of the connecting layer, the filter layer is located at the top end of the cavity, a crushed stone layer is covered at the top end of the filter layer in a pressing mode, a base layer is covered at the top end of the crushed stone layer in a pressing mode, the soil layer is located at the top end of the base layer, the bottom end of the cavity is fixedly communicated with the first drainage pipe, and supporting columns are uniformly and fixedly connected between the bottom end of the inner wall of the cavity and the bottom end of the filter layer.

As a preferable technical solution of the present invention, the first drain pipe is fixedly communicated with the first drain pipe, the second drain pipe is provided in plurality, the second drain pipe is located at the bottom end of the first drain pipe and is fixedly communicated with the first drain pipe, and a first filter screen is fixedly connected between inner walls of the second drain pipes at a position close to the top end.

As a preferable technical scheme of the utility model, the second drainage pipe is positioned at the bottom end of the second drainage pipe and is fixedly communicated with the second drainage pipe, a plurality of third drainage pipes are arranged, the third drainage pipes are positioned at the bottom end of the second drainage pipe and are fixedly communicated with the second drainage pipe, and a second filter screen is fixedly connected between the inner walls of the third drainage pipes at a position close to the top end.

As a preferable technical scheme of the utility model, one side of the top end of the foundation is provided with a drainage groove, one side of the connecting layer is uniformly provided with a diversion groove, the positions of the first drainage pipe and the second drainage pipe correspond to the positions of the diversion groove, one end of the first drainage pipe and one end of the second drainage pipe penetrate through the inner wall of the diversion groove, the first drainage pipe and the second drainage pipe are obliquely arranged, the bottom end of the third drainage pipe is fixedly communicated with the top end of the through pipe, and one end of the through pipe penetrates through one side of the inner wall of the drainage groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arranged connecting layer, the water guide effect of the retaining wall body is ensured, rainwater can be prevented from permeating into the retaining wall body as much as possible, the possibility that the retaining wall body is soaked and eroded by rainwater is greatly reduced, and the retaining wall body is safer to use; inside the drainage blanket that has set up of retaining wall body, can discharge the inside rainwater of entering retaining wall body, through the effect of drainage blanket, can prefilter silt, first blow off pipe has been cooperated, second drain pipe and second blow off pipe, the third drain pipe can shunt silt and rainwater, inside first blow off pipe and the setting up of second blow off pipe slope enabled silt discharge retaining wall body, prevent that silt from piling up inside the retaining wall body.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall front cross-sectional structural schematic view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

in the figure: 1. a foundation; 2. a retaining wall body; 3. a water discharge tank; 4. a fixed block; 5. a pile foundation; 6. fixing grooves; 7. a layer of clay; 8. planting green; 9. a connecting layer; 91. a first concrete layer; 92. a waterproof layer; 93. a reinforcement layer; 10. a drainage layer; 101. a base layer; 102. a crushed stone layer; 103. a filter layer; 104. a drainage cavity; 105. a first drain pipe; 106. a support pillar; 11. a first drain pipe; 12. a second drain pipe; 13. a first filter screen; 14. a second sewage draining pipe; 15. a third drain pipe; 16. a second filter screen; 17. pipe passing; 18. a second concrete layer; 19. and a diversion trench.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Wherein like reference numerals refer to like parts throughout.

Example 1

As shown in fig. 1-3, the utility model provides a drainage structure of a retaining wall in hydraulic engineering, which comprises a foundation 1, wherein a retaining wall body 2 is arranged at the top end of the foundation 1, a drainage layer 10 is arranged at the top end of the retaining wall body 2, a fixing groove 6 is fixedly connected to the top end of the drainage layer 10, a soil layer 7 is arranged inside the fixing groove 6, green plants 8 are arranged at the top end of the soil layer 7, a connecting layer 9 is arranged on one side of the retaining wall body 2, a second concrete layer 18 is fixedly connected to the other side of the retaining wall body 2 and the bottom end of the retaining wall body 2, a first drainage pipe 11 is arranged at the bottom end of the drainage layer 10, a second drainage pipe 12, a second drainage pipe 14 and a third drainage pipe 15 are respectively and fixedly connected to the inside of the retaining wall body 2 from top to bottom, and a through pipe 17 is fixedly connected to the inside of the foundation 1.

Further, be located and be fixed connection between 2 bottom second concrete layers 18 of retaining wall body and the ground 1, be located even fixedly connected with pile foundation 5 between 2 bottom second concrete layers 18 bottoms of retaining wall body and the ground 1 inside, 1 top fixedly connected with fixed block 4 of ground,

fixed block

4 and 18 fixed connection of second concrete layer can consolidate retaining wall body 2, have guaranteed the stability of retaining wall body 2.

The connection layer 9 includes the back up coat 93, is fixed connection between back up coat 93 and the retaining wall body 2, and the waterproof layer 92 has been pressed to back up coat 93 one side, and waterproof layer 92 one side is pressed to have been covered with first concrete layer 91, has guaranteed the water guide effect of retaining wall body 2 self, can avoid rainwater infiltration retaining wall body 2 inside as far as.

Drainage blanket 10 includes drainage chamber 104 and filter layer 103, drainage chamber 104 is seted up inside retaining wall body 2, filter layer 103 is located between 18 inner walls of second concrete layer and the 9 inner walls of articulamentum, filter layer 103 is located drainage chamber 104 top, filter layer 103 top is pressed and is covered metalling 102, metalling 102 top is pressed and is covered there is basic unit 101, loam layer 7 is located basic unit 101 top, drainage chamber 104 bottom mounting intercommunication has first drain pipe 105, even fixedly connected with support column 106 between drainage chamber 104 inner wall bottom and the filter layer 103 bottom, can discharge the rainwater that gets into retaining wall body 2 inside.

First blowdown pipe 11 and the fixed intercommunication of first drain pipe 105, second drain pipe 12 are provided with a plurality ofly, and second drain pipe 12 is located 11 bottoms of first blowdown pipe, and with the fixed intercommunication of first blowdown pipe 11, is close to the first filter screen 13 of position fixedly connected with on top between the 12 inner walls of second drain pipe, can filter silt, prevents that silt from piling up inside retaining wall body 2.

The second blow off pipe 14 is located second drain pipe 12 bottom, and with second drain pipe 12 between for fixed intercommunication, third drain pipe 15 is provided with a plurality ofly, third drain pipe 15 is located second drain pipe 14 bottom, and with the fixed intercommunication of second blow off pipe 14, be close to the position fixedly connected with second filter screen 16 on top between the 15 inner walls of third drain pipe, can shunt silt and rainwater, prevent that silt from piling up inside retaining wall body 2.

Water drainage tank 3 has been seted up to 1 top one side of ground, guiding gutter 19 has evenly been seted up to 9 one sides of articulamentum, the position of first blow off pipe 11 and second blow off pipe 14 all is corresponding with guiding gutter 19's position, the 19 inner walls of guiding gutter are all run through to 11 one end of first blow off pipe and 14 one end of second blow off pipe, first blow off pipe 11 and the equal slope setting of second blow off pipe 14, the fixed intercommunication in third drain pipe 15 bottom and siphunculus 17 top, siphunculus 17 one end runs through 3 inner walls one sides of water drainage tank, greatly reduced retaining wall body 2 by the rainwater soak with the possibility of erosion, make retaining wall body 2 use safer.

Specifically, the green plants 8 are planted in the soil layer 7, so that the retaining wall body 2 is more attractive, the soil can be fixed, and the practicability is high; the first sewage discharge pipe 11, the second sewage discharge pipe 12, the second sewage discharge pipe 14 and the third sewage discharge pipe 15 can divide silt and rainwater to avoid blockage caused by excessive mixture of rainwater and silt, when raining, a part of rainwater passes through the water discharge layer 10, passes through the filtering of the gravel layer 102 and the filtering layer 103 to filter most of silt in the rainwater, then flows into the water discharge cavity 104, and then enters the first sewage discharge pipe 11 through the first sewage discharge pipe 105, most of silt can be continuously filtered due to the action of the first filtering net 13, then the rainwater enters the second sewage discharge pipe 12, most of silt is left inside the first sewage discharge pipe 11, and due to the inclination of the first sewage discharge pipe 11 and the scouring of the rainwater, the silt can slide out of the first sewage discharge pipe 11 and enter the diversion trench 19, the silt passing through the second sewage discharge pipe 12 enters the second sewage discharge pipe 14, and due to the action of the second filtering net 16, residual silt in the rainwater can be filtered, then the rainwater enters the third drainage pipe 15, the silt is remained in the second drainage pipe 14, the second drainage pipe 14 is inclined and can be washed by the drained rainwater, the silt can slide out of the second drainage pipe 14 and enter the diversion trench 19, and finally the rainwater enters the through pipe 17 through the third drainage pipe 15 and then is drained into the drainage trench 3; meanwhile, most of rainwater can flow into the drainage channel 3 along the surface of the connecting layer 9 and the inner wall of the diversion trench 19, the rainwater can wash the sediment in the diversion trench 19, and the surface of the connecting layer 9, the first drainage pipe 11 and the second drainage pipe 14 are inclined, so that rainwater can be effectively prevented from flowing backwards.

In conclusion, the connecting layer 9 is arranged, so that the water guide effect of the retaining wall body 2 is ensured, rainwater can be prevented from permeating into the retaining wall body 2 as much as possible, the possibility that the retaining wall body 2 is soaked and eroded by rainwater is greatly reduced, and the retaining wall body 2 is safer to use; inside drainage blanket 10 that has set up of retaining wall body 2, can discharge the rainwater that gets into retaining wall body 2 inside, effect through drainage blanket 10, can prefilter silt, first blow off pipe 11 has been coordinated, second drain pipe 12 and second blow off pipe 14, third drain pipe 15 can shunt silt and rainwater, setting up of first blow off pipe 11 and the 14 slopes of second blow off pipe enables silt discharge retaining wall body 2 inside, prevent that silt from piling up inside retaining wall body 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A water conservancy retaining wall drainage structure comprises a foundation (1) and is characterized in that a retaining wall body (2) is arranged at the top end of the foundation (1), a drainage layer (10) is arranged at the top end of the retaining wall body (2), a fixing groove (6) is fixedly connected to the top end of the drainage layer (10), a soil layer (7) is arranged inside the fixing groove (6), green plants (8) are arranged at the top end of the soil layer (7), a connecting layer (9) is arranged on one side of the retaining wall body (2), a second concrete layer (18) is fixedly connected to the other side of the retaining wall body (2) and the bottom end of the retaining wall body (2), a first sewage discharge pipe (11) is arranged at the bottom end of the drainage layer (10), a second drain pipe (12), a second sewage discharge pipe (14) and a third drain pipe (15) are fixedly connected to the inside of the retaining wall body (2) from top to bottom respectively, a through pipe (17) is fixedly connected inside the foundation (1).

2. A hydraulic engineering retaining wall drainage structures according to claim 1, characterized in that, be located retaining wall body (2) bottom be fixed connection between second concrete layer (18) and ground (1), be located retaining wall body (2) bottom even fixedly connected with pile foundation (5) between second concrete layer (18) bottom and the ground (1) is inside, ground (1) top fixedly connected with fixed block (4), fixed block (4) and second concrete layer (18) fixed connection.

3. A water conservancy project retaining wall drainage structure according to claim 1, characterized in that the connection layer (9) includes a reinforcement layer (93), the reinforcement layer (93) is fixedly connected with the retaining wall body (2), a waterproof layer (92) is laminated on one side of the reinforcement layer (93), and a first concrete layer (91) is laminated on one side of the waterproof layer (92).

4. A hydraulic engineering retaining wall drainage structures according to claim 1, characterized in that, drainage blanket (10) are including draining chamber (104) and filter layer (103), drainage chamber (104) is seted up inside retaining wall body (2), filter layer (103) are located between second concrete layer (18) inner wall and articulamentum (9) inner wall, filter layer (103) are located drainage chamber (104) top, filter layer (103) top is pressed and is covered with metalling (102), metalling (102) top is pressed and is covered with basic unit (101), soil horizon (7) are located basic unit (101) top, drainage chamber (104) bottom mounting intercommunication has first drain pipe (105), evenly fixedly connected with support column (106) between drainage chamber (104) inner wall bottom and filter layer (103) bottom.

5. A hydraulic engineering retaining wall drainage structures, according to claim 1, characterized in that, first blow off pipe (11) and first blow off pipe (105) fixed communication, second blow off pipe (12) is provided with a plurality ofly, second blow off pipe (12) are located first blow off pipe (11) bottom, and with first blow off pipe (11) fixed communication, the position fixedly connected with first filter screen (13) near the top between second blow off pipe (12) inner wall.

6. A water conservancy project retaining wall drainage structures of claim 1, characterized in that, the second blow off pipe (14) is located the second drain pipe (12) bottom, and with the second drain pipe (12) between for fixed intercommunication, the third drain pipe (15) is provided with a plurality ofly, the third drain pipe (15) is located the second blow off pipe (14) bottom, and with second blow off pipe (14) fixed intercommunication, the position fixedly connected with second filter screen (16) near the top between the third drain pipe (15) inner wall.

7. The water conservancy project retaining wall drainage structure of claim 1, characterized in that, drainage channel (3) have been seted up to ground (1) top one side, guiding gutter (19) have evenly been seted up to articulamentum (9) one side, the position of first blow off pipe (11) and second blow off pipe (14) all corresponds with the position of guiding gutter (19), guiding gutter (19) inner wall is all run through to first blow off pipe (11) one end and second blow off pipe (14) one end, first blow off pipe (11) and second blow off pipe (14) all incline the setting, the fixed intercommunication in third drain pipe (15) bottom and siphunculus (17) top, siphunculus (17) one end runs through drainage channel (3) inner wall one side.