CN214362669U - Road surface drainage structure is used in city street construction - Google Patents

Abstract

The utility model relates to the technical field of road drainage, specifically disclose a road surface drainage structure for urban street construction, including roadbed and drain pipe, the top of roadbed is hugged closely in proper order and is provided with bed course, basic unit, screed-coat and surface course, the bilateral symmetry of roadbed is provided with the drain pipe, one side intercommunication that the drain pipe is close to the roadbed intermediate position has a plurality of first drain branch pipes, first drain branch pipe presents the slope from the border position of roadbed to the intermediate position and upwards sets up, seted up a plurality of first infiltration holes on the upper surface of first drain branch pipe; the utility model discloses a set up first drainage branch pipe to a plurality of infiltration holes have been seted up on the upper surface of first drainage branch pipe, extend the inside on road layer with first infiltration hole, enlarged the area of contact in first infiltration hole and road layer, enlarged the infiltration scope in first infiltration hole, improved the drainage efficiency of asphalt concrete road surface.

Description

Road surface drainage structure is used in city street construction

Technical Field

The utility model relates to a road drainage technical field specifically is a road surface drainage structure is used in city street construction.

Background

The asphalt concrete pavement is a pavement using asphalt concrete as a surface layer, and is a mixture prepared by manually selecting mineral aggregates (crushed stone or crushed gravel, stone chips or sand, mineral powder and the like) with a certain gradation composition and a certain proportion of road asphalt material and stirring under strictly controlled conditions. If the water in the asphalt concrete pavement structure is not discharged in time, water pressure is formed under the repeated action of vehicle load, so that the phenomena of asphalt peeling, loose structure and the like, water damage and serious influence on the service performance and the service life of the pavement are caused.

A road surface drainage structure of prior art development, a road surface drainage structure like CN207512545U, the utility model discloses a surface course, the design of screed-coat and basic unit, make ponding on the road surface flow into in the drain pipe, then the drainage ditch is gathered and is handled in to city sewage pipe net, simultaneously through starting the air pump, go into the standpipe of both sides with external air pump, reduce the condition that a large amount of accumulations silt led to the fact the jam to the drain pipe, but it has following weak point in the use, the infiltration hole on the drain pipe sets up the both sides on road surface, ponding on the road surface can not be timely flow into the drain pipe through the infiltration hole and discharge, the drainage efficiency on road surface is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road surface drainage structure is used in city street construction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a road surface drainage structures is used in city street construction, includes roadbed and drain pipe, the top of roadbed is hugged closely in proper order and is provided with bed course, basic unit, screed-coat and surface course, the left and right sides symmetry of roadbed is provided with the drain pipe, one side intercommunication that the drain pipe is close to roadbed intermediate position has a plurality of first drainage branch pipes, first drainage branch pipe demonstrates the slope by the border position of roadbed to the intermediate position and upwards sets up, a plurality of first infiltration holes have been seted up on the upper surface of first drainage branch pipe, the intercommunication has a plurality of second drainage branch pipes on the lower surface of drain pipe, the end of second drainage branch pipe communicates on the municipal pipeline.

As the utility model discloses scheme further again, the left and right sides symmetry of second drainage branch pipe top is provided with the filter screen, the upper and lower both ends symmetry in the filter screen outside is provided with the card strip.

As the utility model discloses scheme further again, the terminal fixedly connected with connecting rod of card strip, the terminal joint of connecting rod is on the inner wall of drain pipe, still be provided with the bull stick on the card strip, hug closely the filter screen on the inner wall of drain pipe through the card strip.

As the utility model discloses scheme further again, the top in the filter screen outside is provided with the standpipe, the bottom and the drain pipe of standpipe are linked together, the standpipe passes bed course, basic unit, screed-coat and surface course in proper order, the top of standpipe is provided with the apron, the apron keeps on same horizontal plane with the surface course.

As the utility model discloses scheme further again, hug closely on the lateral wall of apron and be provided with the rubber pad, apron threaded connection is on the standpipe, be provided with first recess on the apron upper surface.

As the utility model discloses scheme further again, the second recess has been seted up for the position of standpipe to the drain pipe lower surface, adjacent two a plurality of second infiltration holes have still been seted up on the upper surface of drain pipe between the standpipe.

As the utility model discloses scheme further again, the outside of drain pipe, first drainage branch pipe, second drainage branch pipe and standpipe has all wrapped up rubber hose.

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

the utility model discloses a set up first drainage branch pipe to a plurality of infiltration holes have been seted up on the upper surface of first drainage branch pipe, extend the inside of taking the road bed with first infiltration hole, enlarged the area of contact of first infiltration hole and road bed, enlarged the infiltration scope in first infiltration hole, improved the drainage efficiency of asphalt concrete road surface, ensured the safe traffic of car on the road surface, improved the life of asphalt concrete road surface simultaneously.

Drawings

FIG. 1 is a schematic structural view of a road drainage structure for urban street construction;

FIG. 2 is a schematic cross-sectional view of a road layer;

FIG. 3 is a schematic cross-sectional structure of a drain pipe;

fig. 4 is an enlarged view of a portion of a structure shown in fig. 3.

In the figure: 1. a road bed; 101. a cushion layer; 102. a base layer; 103. leveling layer; 104. a surface layer; 2. a drain pipe; 201. a second water seepage hole; 3. a first drain branch pipe; 301. a first water seepage hole; 4. a second drain branch pipe; 5. a filter screen; 6. clamping the strip; 601. a connecting rod; 602. a rotating rod; 7. a vertical tube; 701. a cover plate; 702. a rubber pad; 703. a first groove; 8. a second groove; 9. a rubber hose.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a road surface drainage structure for urban street construction includes a road bed 1 and a drainage pipe 2, a cushion layer 101, a base layer 102, a leveling layer 103 and a surface layer 104 are sequentially and closely arranged above the road bed 1, the drainage pipe 2 is symmetrically arranged on the left and right sides of the road bed 1, one side of the drainage pipe 2 near the middle position of the road bed 1 is communicated with a plurality of first drainage branch pipes 3, the first drainage branch pipes 3 are inclined upwards from the edge position to the middle position of the road bed 1, the upper surface of the first drainage branch pipes 3 is provided with a first seepage hole 301, the first seepage hole 301 extends into the road bed 1, the contact area between the first seepage hole 301 and the road bed 1 is enlarged, the seepage range of the first seepage hole 301 is enlarged, it is ensured that accumulated water on the surface layer 104 can be quickly drained, and the drainage efficiency of a bituminous-mud road surface is improved, the safe driving of the automobile on the road surface is ensured, the service life of the asphalt concrete road surface is prolonged, the lower surface of the drain pipe 2 is communicated with a plurality of second drain branch pipes 4, and the tail ends of the second drain branch pipes 4 are communicated with the municipal pipeline.

In fig. 1, 3 and 4, the filter screen 5 is symmetrically arranged on the left side and the right side above the second drainage branch pipe 4, the clamping strips 6 are symmetrically arranged at the upper end and the lower end of the outer side of the filter screen 5, impurities in accumulated water are filtered through the filter screen 5, and the phenomenon that the excessive impurities are accumulated at the joint of the drainage pipe 2 and the second drainage branch pipe 4 to cause the blockage of the drainage pipe 2 and the second drainage branch pipe 4 and influence the drainage efficiency of the drainage pipe 2 is avoided.

In fig. 1, fig. 3 and fig. 4, the terminal fixedly connected with connecting rod 601 of card strip 6, the terminal joint of connecting rod 601 is on the inner wall of drain pipe 2, still be provided with bull stick 602 on the card strip 6, hug closely filter screen 5 on the inner wall of drain pipe 2 through card strip 6, at the in-process of overhauing drain pipe 2, municipal administration personnel rotate card strip 6 through bull stick 602, take out filter screen 5, wash filter screen 5, treat that filter screen 5 washs the back that finishes, hug closely on the inner wall of drain pipe 2 once more.

In fig. 1, 2 and 3, a vertical pipe 7 is arranged above the outer side of the filter screen 5, the bottom of the vertical pipe 7 is communicated with the drain pipe 2, the vertical pipe 7 sequentially passes through the cushion layer 101, the base layer 102, the leveling layer 103 and the surface layer 104, a cover plate 701 is arranged on the top of the vertical pipe 7, the cover plate 701 and the surface layer 104 are kept on the same horizontal plane, and a municipal person can periodically open the cover plate 701 to remove impurities in the second groove 8 and remove sludge remaining on the inner wall of the drain pipe 2, so that the drainage efficiency of the drain pipe 2 is further improved.

In fig. 1, 2 and 3, a rubber pad 702 is tightly attached to the outer side wall of the cover plate 701, the cover plate 701 is screwed on the vertical pipe 7, a first groove 703 is formed in the upper surface of the cover plate 701, the vertical pipe 7 and the cover plate 701 have good sealing performance through the rubber pad 702, impurities on the surface layer 104 are prevented from falling to the drain pipe 2, the drainage efficiency of the drain pipe 2 is further improved, the cover plate 701 is conveniently opened by municipal staff regularly due to the arrangement of the first groove 703, and the drain pipe 2 is maintained.

In fig. 1, fig. 2 and fig. 3, drain pipe 2 lower surface has seted up second recess 8 for the position of standpipe 7, and the impurity that filters through filter screen 5 drops in second recess 8, has avoided too much impurity to stop in drain pipe 2, causes the jam of different degrees to drain pipe 2, influences drain pipe 2's drainage efficiency, adjacent two still seted up a plurality of second infiltration holes 201 on drain pipe 2's the upper surface between standpipe 7, can in time flow into drain pipe 2 the inside with the ponding of road layer both sides through second infiltration hole 201, further improved the drainage efficiency on road surface.

In fig. 1, fig. 2 and fig. 3, the outside of drain pipe 2, first drain branch pipe 3, second drain branch pipe 4 and standpipe 7 has all been wrapped up rubber hose 9, tightly wrap up drain pipe 2, first drain branch pipe 3, second drain branch pipe 4 and standpipe 7 through rubber hose 9, can avoid the road surface to receive the extruded in-process, to drain pipe 2, first drain branch pipe 3, second drain branch pipe 4 and standpipe 7 cause the damage of different degrees, drain pipe 2 has been prolonged, first drain branch pipe 3, the life of second drain branch pipe 4 and standpipe 7, whole drainage device's drainage efficiency has also further been improved simultaneously.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A road surface drainage structure for urban street construction comprises a road bed (1) and a drainage pipe (2), it is characterized in that a cushion layer (101), a base layer (102), a leveling layer (103) and a surface layer (104) are sequentially and closely arranged above the road bed (1), the left side and the right side of the road bed (1) are symmetrically provided with drain pipes (2), one side of each drain pipe (2) close to the middle position of the road bed (1) is communicated with a plurality of first drain branch pipes (3), the first drainage branch pipe (3) is arranged obliquely upwards from the edge position to the middle position of the road bed (1), the upper surface of the first water drainage branch pipe (3) is provided with a first water seepage hole (301), the lower surface of the drain pipe (2) is communicated with a plurality of second drain branch pipes (4), and the tail ends of the second drain branch pipes (4) are communicated with municipal pipelines.

2. The road surface drainage structure for urban street construction according to claim 1, wherein filter screens (5) are symmetrically arranged on the left side and the right side above the second drainage branch pipe (4), and clamping strips (6) are symmetrically arranged at the upper end and the lower end of the outer side of each filter screen (5).

3. The road surface drainage structure for urban street construction according to claim 2, wherein a connecting rod (601) is fixedly connected to the tail end of the clamping strip (6), the tail end of the connecting rod (601) is clamped on the inner wall of the drainage pipe (2), a rotating rod (602) is further arranged on the clamping strip (6), and the filter screen (5) is tightly attached to the inner wall of the drainage pipe (2) through the clamping strip (6).

4. The road surface drainage structure for urban street construction according to claim 2, wherein a vertical pipe (7) is arranged above the outer side of the filter screen (5), the bottom of the vertical pipe (7) is communicated with the drainage pipe (2), the vertical pipe (7) sequentially passes through the cushion layer (101), the base layer (102), the leveling layer (103) and the surface layer (104), a cover plate (701) is arranged on the top of the vertical pipe (7), and the cover plate (701) and the surface layer (104) are kept on the same horizontal plane.

5. A road drainage structure for urban street construction according to claim 4, characterized in that a rubber pad (702) is closely attached to the outer side wall of the cover plate (701), the cover plate (701) is screwed on the vertical pipe (7), and a first groove (703) is formed on the upper surface of the cover plate (701).

6. The road surface drainage structure for urban street construction according to claim 1, wherein a second groove (8) is formed in the lower surface of the drainage pipe (2) at a position corresponding to the vertical pipes (7), and a plurality of second water seepage holes (201) are formed in the upper surface of the drainage pipe (2) between two adjacent vertical pipes (7).

7. The road surface drainage structure for urban street construction according to claim 1, wherein the outer sides of the drainage pipe (2), the first drainage branch pipe (3), the second drainage branch pipe (4) and the vertical pipe (7) are wrapped with rubber hoses (9).

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