CN220746468U

CN220746468U - Roadbed drainage dredging structure

Info

Publication number: CN220746468U
Application number: CN202321984554.0U
Authority: CN
Inventors: 白晓
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-04-09
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a roadbed drainage dredging structure, which comprises a foundation main body, wherein the foundation main body comprises a roadbed filling layer, an impermeable geotechnical cloth layer is covered on the upper side of the roadbed filling layer, a pavement surface layer is arranged on the upper side of the impermeable geotechnical cloth layer, a plurality of drainage grooves are formed in the left side and the right side of the impermeable geotechnical cloth layer, first drainage pipes are fixedly communicated with the lower side of the drainage grooves, drainage protection slopes are arranged on the left side and the right side of the foundation main body, a plurality of shallow dish-shaped side ditches are formed in the drainage protection slopes from top to bottom, drainage ditches are formed in the bottoms of the drainage protection slopes, culverts are formed in one side, far away from the foundation main body, a water seepage filter layer is arranged in each shallow dish-shaped side ditch, and a second drainage pipe is arranged between every two shallow dish-shaped side ditches. The utility model has simple structure, low construction difficulty, convenient later maintenance and reduced maintenance cost.

Description

Roadbed drainage dredging structure

Technical Field

The utility model relates to the technical field of roadbed drainage, in particular to a roadbed drainage dredging structure.

Background

The roadbed drainage means measures for collecting and draining ground surface or underground water, which are adopted for ensuring the stability of the roadbed, has very large strength and stability, can effectively prevent a series of accidents such as road surface collapse, subsidence and the like which are harmful to traffic operation, if a drainage system of the roadbed is imperfect, water accumulation is formed on the road surface when rain and snow are present, but the water accumulation time is too long, the water accumulation can not be timely removed, serious problems are caused for safe passing of vehicles, or road surface damage is caused by the water accumulation, the road condition is difficult to repair in a short time due to external technology, funds and the like, the road condition is not smooth, great inconvenience is brought to the vehicles, and the road surface roadbed is also damaged.

In order to overcome the defects of the prior art, people have continuously explored and put forward various solutions, such as chinese patent discloses a roadbed drainage and dredging structure [ application number: 202222070536.3 the first drop well cooperates with the second drop well, so that the flow speed of water flow can be reduced, the energy of the water flow is reduced, scouring is further prevented, the impact of the water flow on the ground surface is effectively reduced, the landslide of the roadbed is prevented, but the whole structure of the current roadbed drainage dredging structure is complex, the construction difficulty is high, and meanwhile, the later maintenance cost of the first drop well and the second drop well is high.

Disclosure of Invention

The present utility model is directed to a drainage and drainage structure for roadbed, which solves the problems set forth in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a structure is dredged in road bed drainage, includes the foundation main part, the foundation main part includes the road bed filling layer, the upside of road bed filling layer covers and is equipped with prevention of seepage geotechnique cloth layer, prevention of seepage geotechnique cloth layer's upside is equipped with the road surface top layer, prevention of seepage geotechnique cloth layer's left and right sides all is equipped with a plurality of water drainage tank, the downside fixed intercommunication of water drainage tank has first drain pipe, the left and right sides of foundation main part is equipped with the drainage protection slope, the drainage protection slope from the top down is equipped with a plurality of shallow dish-shaped side ditch, drainage protection slope bottom is equipped with the water drainage canal, one side that the foundation main part was kept away from to the water drainage canal is equipped with the culvert, be equipped with the infiltration filter layer in the shallow dish-shaped side ditch, every two be equipped with the second drain pipe between the shallow dish-shaped side ditch, fixedly connected with third drain pipe between the shallow dish-shaped side ditch of drainage protection slope below.

Preferably, a plurality of rectangular cover plates are embedded on the upper side of the notch of the drainage groove, and a plurality of water leakage holes are formed in the upper portion and the lower portion of each rectangular cover plate.

Preferably, the impermeable geotextile layer is internally wrapped with gravel, the gravel is crushed aggregates, and the particle diameter of the crushed aggregates is gradually increased from top to bottom from outside to inside.

Preferably, the upper end of the second drain pipe is located above the lower inner wall of the shallow dish-shaped side ditch above the second drain pipe, the lower end of the impermeable geotechnical cloth layer is located above the lower Fang Jian dish-shaped side ditch below the second drain pipe, and the lowest shallow dish-shaped side ditch of the drain protection slope is located above the drain ditch.

Preferably, a plurality of concrete pipes are fixedly installed on the inner wall of the culvert, and the rectangular cover plate is made of C20 concrete.

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

when the roadbed drainage and drainage structure is used, when the rainfall is small, rainwater enters the shallow dish-shaped side ditch through the water tank and the first drain pipe, naturally infiltrates downwards under the action of the water seepage filter layer, when the rainfall is large, the water seepage filter layer can sequentially pass through the shallow dish-shaped side ditch, the second drain pipe and the third drain pipe to the drainage ditch without filtration, finally, the roadbed drainage and drainage structure is discharged through culverts, if extremely heavy storm is met, the rainwater can directly sequentially turn over each shallow dish-shaped side ditch to enter the drainage ditch, the water flow plays a buffering role, damage to a roadbed main body is avoided, finally, the culverts are discharged, impurities brought by the rainwater can be deposited in the shallow dish-shaped side ditch and the drainage ditch, and because the dish-shaped side ditch and the drainage ditch are in an open design, the process of conveniently cleaning, simultaneously, the impact in the dish-shaped side ditch can be realized, the construction difficulty is low, and maintenance cost is reduced at the same time.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure A in FIG. 1;

fig. 3 is a schematic diagram of the structure B in fig. 1.

In the figure: 1. a foundation main body; 2. roadbed filling layer; 3. an impermeable geotechnical cloth layer; 4. a pavement surface layer; 5. a water tank; 6. a first drain pipe; 7. a drain protection slope; 8. shallow dish-shaped side ditch; 9. a drainage canal; 10. a culvert; 11. a water seepage filter layer; 12. a second drain pipe; 13. a third drain pipe; 14. a rectangular cover plate; 15. a water leakage hole; 16. and (3) a concrete pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a structure is dredged in road bed drainage, includes foundation main part 1, and foundation main part 1 includes road bed filling layer 2, and the upside of road bed filling layer 2 is covered and is equipped with prevention of seepage geotechnique's cloth layer 3, and prevention of seepage geotechnique's cloth layer 3 upside is equipped with road surface top layer 4, and prevention of seepage geotechnique's cloth layer 3 left and right sides all is equipped with a plurality of water drainage tank 5, prevention of seepage geotechnique's cloth layer 3, and extensibility is good, deformation modulus is big, acid and alkali resistance, ageing resistance, prevention of seepage performance are better, can improve the prevention of seepage performance of foundation body.

The downside of water drainage tank 5 is fixed to be linked together and is had first drain pipe 6, the left and right sides of foundation main part 1 is equipped with drainage protection slope 7, drainage protection slope 7 from the top down is equipped with a plurality of shallow dish shape side ditch 8, drainage protection slope 7 bottom is equipped with water drainage ditch 9, one side that foundation main part 1 was kept away from to water drainage ditch 9 is equipped with culvert 10, be equipped with infiltration filter layer 11 in the shallow dish shape side ditch 8, be equipped with second drain pipe 12 between every two shallow dish shape side ditches 8, fixedly connected with third drain pipe 13 between the shallow dish shape side ditch 8 of water drainage ditch 9 and drainage protection slope 7 bottommost.

When the roadbed drainage dredging structure is used, impurities brought by rainwater can be deposited in the shallow dish-shaped side ditch 8 and the drainage ditch 9, and the shallow dish-shaped side ditch 8 and the drainage ditch 9 are in an open design, so that the roadbed drainage dredging structure is convenient to clean, meanwhile, the process of natural cleaning can be realized by impacting in the shallow dish-shaped side ditch 8 by larger rainwater, the roadbed drainage dredging structure is simple in structure, low in construction difficulty and convenient for later maintenance, and meanwhile, the maintenance cost is reduced.

A plurality of rectangular cover plates 14 are embedded on the upper side of the notch of the drainage tank 5, and a plurality of water leakage holes 15 are formed in the upper and lower sides of the rectangular cover plates 14, so that rainwater can conveniently enter the drainage tank 5 through the water leakage holes 15.

Gravel is wrapped in the impermeable geotechnical cloth layer 3 and is crushed aggregates, and the particle diameter of the crushed aggregates is gradually increased from outside to inside from top to bottom.

The upper end of the second drain pipe 12 is positioned above the lower inner wall of the shallow dish-shaped side ditch 8 above the second drain pipe, below the upper side of the impermeable geotechnical cloth layer 3, the lower end of the second drain pipe 12 is positioned above the lower Fang Jian dish-shaped side ditch 8 below the second drain pipe, and the lowest shallow dish-shaped side ditch 8 of the drain protection slope 7 is positioned above the drain ditch 9.

When the rainfall is less, rainwater enters the shallow dish-shaped side ditch 8 through the water tank 5 and the first drain pipe 6, naturally infiltrates downwards under the action of the water seepage filter layer 11, when the rainfall is greater, the water seepage filter layer 11 can sequentially pass through the shallow dish-shaped side ditch 8, the second drain pipe 12 and the third drain pipe 13 to the drain ditch 9 without filtering, and finally is discharged through the culvert 10, if extremely heavy storm is met, the rainwater can directly sequentially turn over each shallow dish-shaped side ditch 8 to enter the drain ditch 9, the buffer effect is achieved on the water flow, the damage to the road base main body is avoided, and finally the rainwater is discharged through the culvert 10.

The inner wall of the culvert 10 is fixedly provided with a plurality of concrete pipes 16 which play a supporting role on the culvert 10, and the rectangular cover plate 14 adopts C20 concrete, so that the service life of the rectangular cover plate 14 is prolonged.

Working principle: when the roadbed drainage dredging structure is used, when the rainfall is small, rainwater enters the shallow dish-shaped side ditch 8 through the water tank 5 and the first drain pipe 6, naturally infiltrates downwards under the action of the seepage filtering layer 11, when the rainfall is large, the seepage filtering layer 11 can sequentially pass through the shallow dish-shaped side ditch 8, the second drain pipe 12 and the third drain pipe 13 to the drain ditch 9 without filtration, finally, the rainwater is discharged through the culvert 10, if extremely heavy rain occurs, the rainwater can directly sequentially turn over each shallow dish-shaped side ditch 8 to enter the drain ditch 9, a buffering effect is achieved on water flow, damage to a roadbed main body is avoided, finally, the rainwater is discharged through the culvert 10, impurities brought by the rainwater can be deposited in the shallow dish-shaped side ditch 8 and the drain ditch 9, and the shallow dish-shaped side ditch 8 and the drain ditch 9 are in an open design, so that the process of natural cleaning can be realized by the impact of the shallow dish-shaped side ditch 8 is convenient to clean, the roadbed drainage dredging structure is simple, the construction difficulty is low, and maintenance cost is reduced at the later stage.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a structure is dredged in road bed drainage, includes ground main part (1), its characterized in that: the soil-filling machine is characterized in that the foundation main body (1) comprises a roadbed filling layer (2), an impermeable geotechnical cloth layer (3) is covered on the upper side of the roadbed filling layer (2), a pavement surface layer (4) is arranged on the upper side of the impermeable geotechnical cloth layer (3), a plurality of drainage grooves (5) are formed in the left side and the right side of the impermeable geotechnical cloth layer (3), a first drainage pipe (6) is fixedly communicated with the lower side of the drainage grooves (5), a drainage protection slope (7) is arranged on the left side and the right side of the foundation main body (1), a plurality of shallow dish-shaped side ditches (8) are formed in the left side and the right side of the foundation main body (1), drainage protection slope (7) from top to bottom, drainage ditches (9) are formed in the bottom of the drainage protection slope (7), culverts (10) are formed in one side, water seepage filter layers (11) are arranged in the shallow dish-shaped side ditches (8), a second drainage pipe (12) is arranged between each shallow dish-shaped side ditches (8), and a third dish-shaped drain pipe (13) is fixedly connected between the drainage slope (9) and the lowest dish-shaped side ditch (8).

2. A roadbed drainage dredging structure according to claim 1, wherein: the upper side of the notch of the drainage groove (5) is embedded with a plurality of rectangular cover plates (14), and a plurality of water leakage holes (15) are formed in the upper portion and the lower portion of the rectangular cover plates (14).

3. A roadbed drainage dredging structure according to claim 2, wherein: gravel is wrapped in the impermeable geotechnical cloth layer (3) and is crushed aggregates, and the particle diameter of the crushed aggregates is gradually increased from top to bottom from outside to inside.

4. A roadbed drainage dredging structure according to claim 3, wherein: the upper end of the second drain pipe (12) is located above the lower inner wall of the shallow dish-shaped side ditch (8) above the second drain pipe and below the upper side of the impermeable geotechnical cloth layer (3), the lower end of the second drain pipe (12) is located above the lower Fang Jian dish-shaped side ditch (8) below the second drain pipe, and the lowest shallow dish-shaped side ditch (8) of the drain protection slope (7) is located above the drain ditch (9).

5. The subgrade drainage grooming structure as claimed in claim 4, wherein: a plurality of concrete pipes (16) are fixedly installed on the inner wall of the culvert (10), and the rectangular cover plate (14) is made of C20 concrete.