CN212983927U

CN212983927U - Drainage structure and retaining wall

Info

Publication number: CN212983927U
Application number: CN201922220919.2U
Authority: CN
Inventors: 尹保国; 石磊; 王守道
Original assignee: Chengdu Univeristy of Technology
Current assignee: Chengdu Univeristy of Technology
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2021-04-16
Anticipated expiration: 2029-12-11

Abstract

The utility model provides a drainage structure and retaining wall, which belongs to the technical field of retaining walls, and comprises a drain pipe and a water seepage component, wherein the drain pipe comprises a pipe body and a funnel, the funnel is fixedly connected with one end of the pipe body, the water-proof layer, the first water filtering layer, the second water filtering layer and the third water filtering layer are sequentially arranged in the direction away from the drain pipe, the water-proof layer is provided with through holes, the through holes are matched with the shape and the size of the funnel, water in a slope body is filtered through the water seepage component, the filtered water is discharged through the drain pipe, the content of the water in the slope body is reduced, the weight of the slope body is reduced, the pressure of the slope body on the retaining wall is reduced, the probability of the retaining wall damage is reduced, the service life of the retaining wall is prolonged, the content of the water in the slope body is reduced, and the probability of slope body landslide is reduced, the risk of personal property loss is reduced.

Description

Drainage structure and retaining wall

Technical Field

The utility model relates to a retaining wall technical field particularly, relates to a drainage structures and retaining wall.

Background

The retaining wall is a structure for supporting roadbed filling or hillside soil and preventing the filling or soil from deforming and destabilizing. The retaining wall sets up in the slope position for keep off the soil to the slope, prevent that the slope body from sliding. The traditional retaining wall is not outstanding in water permeability, in seasons with more rainwater, more water seeps into the slope body, and the water in the slope body can make the slope body heavy, so that the slope body can increase pressure on the retaining wall, and further the risk of damaging the retaining wall is increased; and the slope body is more in water seepage, the possibility of landslide is increased, and personnel and property loss is easily caused.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a drainage structure and retaining wall aims at improving the not outstanding problem inadequately of traditional retaining wall water permeability.

In a first aspect, the present application provides a drainage structure, including a drain pipe and a water seepage assembly.

The drain pipe comprises a pipe body and a funnel, and the funnel is fixedly connected to one end of the pipe body.

The water seepage assembly comprises a water-resisting layer, a first water filtering layer, a second water filtering layer and a third water filtering layer, wherein the water-resisting layer, the first water filtering layer, the second water filtering layer and the third water filtering layer are sequentially arranged in the direction away from the drain pipe, the water-resisting layer is provided with a through hole, and the through hole is matched with the funnel in shape and size.

In an embodiment of the utility model, the first water filtration layer is filled with stones, and the particle size of the stones is 3-4 cm.

In an embodiment of the present invention, the second drainage layer is filled with sand, and the grain size of the sand is 2-3 mm.

In an embodiment of the present invention, the third water filtering layer is a filter screen, and the aperture of the filter screen is 2-3 mm.

In an embodiment of the present invention, the drain pipe is disposed in a position away from the water-resisting layer.

On the other hand, the present embodiment further provides a retaining wall, including the drainage structure; and walls and foundations.

The drain pipe set up in inside the wall body, the infiltration subassembly is hugged closely the wall back of the body sets up, the wall toe position of wall body is provided with the escape canal.

Ground fixed connection in the basement of wall body, be provided with the slip casting stock on the ground, the slip casting stock run through in the ground, the top fixedly connected with fixed plate of slip casting stock, the ground both sides the slip casting stock leans out the setting, the ground middle part the vertical setting of slip casting stock.

In another embodiment of the present invention, the wall is a trapezoid, and the wall is made of stone and concrete.

In another embodiment of the present invention, the width of the foundation is twice the width of the bottom of the wall.

In another embodiment of the present invention, a reinforcing rod is inserted into one side of the wall body close to the water-resisting layer, and a support rod is fixedly welded on the reinforcing rod.

The utility model discloses an in another embodiment, the slip casting stock is the cavity setting, the bottom of slip casting stock is provided with the external screw thread arch, the slip casting hole has been seted up on the slip casting stock.

The utility model has the advantages that: the utility model discloses a drainage structures and retaining wall that above-mentioned design obtained, during the use, water to the internal slope through the infiltration subassembly filters, and discharge the water of crossing the drainage, the internal water content of slope has been reduced, reduce the weight of the slope body, reduce the pressure of the slope body to the retaining wall, the probability that the retaining wall damaged has been reduced, the life of retaining wall has been increased, and reduce the internal water content of slope, can reduce the probability of slope landslide, personnel's loss of property's risk has been reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, 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 invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a drainage structure and a retaining wall according to an embodiment of the present invention;

FIG. 2 is an enlarged view of position A of FIG. 1;

fig. 3 is a schematic structural diagram of a drain pipe provided in an embodiment of the present invention;

fig. 4 is a schematic structural view of a reinforcing rod according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a grouting anchor rod provided by the embodiment of the present invention.

In the figure: 100-a drainage structure; 110-a drain pipe; 111-a tube body; 112-a funnel; 120-a water permeable component; 121-a water barrier layer; 122-first filtered water layer; 123-a second filtered water layer; 124-third filtered water layer; 200-a retaining wall; 210-a wall; 220-ground base; 230-grouting the anchor rod; 231-external thread protrusions; 232-grouting holes; 240-a fixed plate; 250-a reinforcing rod; 251-a strut; 260-drainage ditch.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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 invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a drainage structure 100 includes a drainage pipe 110 and a water seepage assembly 120.

Referring to fig. 3, the drain pipe 110 includes a pipe body 111 and a funnel 112, the funnel 112 is fixedly connected to one end of the pipe body 111, the funnel 112 is used to expand the water inlet range of the pipe body 111 and increase the drainage speed of the drain pipe 110, and the drain pipe 110 is a PVC pipe, which increases the service life of the drain pipe 110.

The water seepage assembly 120 comprises a water resisting layer 121, a first water filtering layer 122, a second water filtering layer 123 and a third water filtering layer 124, the water resisting layer 121, the first water filtering layer 122, the second water filtering layer 123 and the third water filtering layer 124 are sequentially arranged in the direction far away from the drain pipe 110, the water resisting layer 121 is used for resisting a slope body and preventing water and other substances in the slope body from oxidizing and damaging the structure of one side, far away from the slope body, of the water resisting layer 121 for a long time, stones are filled in the first water filtering layer 122, the grain size of the stones is 3-4 cm, the setting of the stones is used for increasing the water seepage speed of the first water filtering layer 122 and further increasing the drainage speed of the water seepage assembly 120, sand is filled in the second water filtering layer 123, the grain size of the sand is 2-3 mm, the setting of the sand is used for filtering soil in the slope body and reducing the loss of the soil in the slope body when water seepage occurs, the third water filtering layer 124, the aperture of the filter screen is 2-3 mm, the filter screen is arranged to separate sand in the second water filtering layer 123, so that the sand in the second water filtering layer 123 is prevented from falling off during construction, the water-resisting layer 121 is provided with a through hole, and the through hole is matched with the funnel 112 in shape and size.

In some embodiments, the end of the drainage pipe 110 away from the water-stop layer 121 is disposed obliquely downward to increase the drainage rate of the water flowing in the drainage pipe 110, thereby increasing the drainage rate of the retaining wall 200.

The present invention further provides a retaining wall 200, which includes the drainage structure 100, the wall 210 and the foundation 220.

Wall 210 is trapezoidal setting, trapezoidal wall 210 of body has higher stability, wall 210 comprises stone and concrete material, drain pipe 110 sets up inside wall 210, when the installation, drain pipe 110 is installed in wall 210's gap, prevent that drain pipe 110 from crushing, and seal with the concrete and really, the wall back of body setting of wall 210 is hugged closely to infiltration subassembly 120, wall 210's toe position is provided with escape canal 260, the setting of escape canal 260 for concentrate the drainage to the water that drain pipe 110 flows down.

Foundation 220 fixed connection is in the basement of wall 210, foundation 220 can be prefabricated, also can be for the cast in place, the setting of foundation 220, a stability for increasing wall 210, be provided with slip casting stock 230 on the foundation 220, slip casting stock 230 constitutes for stainless steel material, slip casting stock 230 runs through in foundation 220, the setting of slip casting stock 230, increase the stability of foundation 220, the fixed welding in top of slip casting stock 230 has fixed plate 240, the setting of fixed plate 240, prevent slip casting stock 230 from the slip of foundation 220 upside, the slip casting stock 230 of foundation 220 both sides leans out the setting, the slip casting stock 230 vertical setting at foundation 220 middle part, the setting of a plurality of slip casting stocks 230 of equidirectional, the fixed effect of slip casting stock 230 to foundation 220 has been increased.

In some embodiments, the width of the foundation 220 is two or more times the width of the bottom of the wall 210, which increases the stability of the wall 210.

Referring to fig. 4, in some specific embodiments, a reinforcing rod 250 is inserted into one side of the wall 210 close to the waterproof layer 121, the reinforcing rod 250 is made of a stainless steel material, a supporting rod 251 is fixedly welded on the reinforcing rod 250, and the other end of the reinforcing rod 250 is disposed in the slope, so as to generate a certain fixing effect on the wall 210, thereby increasing the stability of the wall 210.

Referring to fig. 5, in some specific embodiments, the grouting anchor 230 is hollow, the external thread protrusion 231 is disposed at the bottom of the grouting anchor 230, the grouting hole 232 is disposed on the grouting anchor 230, and the external thread protrusion 231 is disposed, so that when the grouting anchor 230 drills soil, a groove is formed on an inner wall of the drilled hole, grouting is performed in the grouting anchor 230, grout permeates into the groove in the drilled hole through the grouting hole 232, a limiting protrusion is formed between the solidified grouting and the soil, a fixing effect of the grouting anchor 230 is increased, and further, the overall stability of the wall 210 is increased.

The working principle is as follows: when the water seepage assembly is used, water in a slope body is filtered through the water seepage assembly 120, the filtered water is discharged through the drain pipe 110, the water discharged by the drain pipe 110 flows into the drainage ditch 260 and is discharged in a concentrated mode, the waterproof layer 121 is used for blocking the slope body and preventing the water and other substances in the slope body from oxidizing and damaging the structure of one side, away from the slope body, of the waterproof layer 121 for a long time, stones are filled in the first water filtering layer 122, the grain size of the stones is 3-4 cm, the arrangement of the stones is used for increasing the water seepage speed of the first water filtering layer 122 and further increasing the water drainage speed of the water seepage assembly 120, sand is filled in the second water filtering layer 123, the grain size of the sand is 2-3 mm, and the arrangement of the sand is used for filtering the soil in the slope body while water seepage, and soil loss in the slope body is reduced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 drainage structure is characterized by comprising

The water discharging pipe (110), the water discharging pipe (110) comprises a pipe body (111) and a funnel (112), and the funnel (112) is fixedly connected to one end of the pipe body (111);

infiltration subassembly (120), infiltration subassembly (120) includes water barrier (121), first drainage layer (122), second drainage layer (123) and third drainage layer (124), water barrier (121) first drainage layer (122) second drainage layer (123) with third drainage layer (124) is to keeping away from drain pipe (110) direction sets gradually, the through-hole has been seted up in water barrier (121), the through-hole with the shape size phase-match of funnel (112).

2. The drainage structure according to claim 1, wherein the first water filtration layer (122) is filled with stones, and the stones have a particle size of 3-4 cm.

3. A drainage structure according to claim 1, wherein said second drainage layer (123) is filled with sand having a grain size of 2-3 mm.

4. A drainage structure according to claim 1, wherein the third water filtration layer (124) is a filter screen having an aperture of 2-3 mm.

5. A drainage structure according to claim 1, wherein an end of the drainage pipe (110) remote from the water barrier (121) is disposed obliquely downward.

6. A retaining wall is characterized by comprising

The drainage structure of any one of claims 1 to 5; and

the water drainage pipe (110) is arranged inside the wall body (210), the water seepage component (120) is arranged close to the wall back surface of the wall body (210), and a drainage ditch (260) is arranged at the toe position of the wall body (210);

the foundation (220), foundation (220) fixed connection in the basement of wall body (210), be provided with slip casting stock (230) on foundation (220), slip casting stock (230) run through in foundation (220), the top fixedly connected with fixed plate (240) of slip casting stock (230), the slip casting stock (230) of foundation (220) both sides outwards slope the setting, the slip casting stock (230) vertical setting in the middle part of foundation (220).

7. Retaining wall according to claim 6, characterized in that the wall (210) is of trapezoidal configuration, the wall (210) being made of stone and concrete material.

8. Retaining wall according to claim 6, characterized in that the width of the foundation (220) is twice the width of the bottom of the wall (210).

9. Retaining wall according to claim 6, characterized in that a reinforcing rod (250) is inserted into the wall (210) on the side close to the water barrier (121), and a support rod (251) is fixedly welded to the reinforcing rod (250).

10. Retaining wall according to claim 6, characterized in that the grouting anchor rod (230) is hollow, the bottom of the grouting anchor rod (230) is provided with an external thread protrusion (231), and the grouting anchor rod (230) is provided with a grouting hole (232).