CN213114874U

CN213114874U - Urban road partition belt drainage structure

Info

Publication number: CN213114874U
Application number: CN202021487109.XU
Authority: CN
Inventors: 刘树龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-05-04
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a drainage structures is taken to urban road partition, including soil-base course, soil-base course inside is equipped with the drainage culvert pipe, soil-base course top is equipped with the tamping layer, tamping layer top both sides are equipped with the curb respectively, the curb opposite face all is equipped with first waterproof geotechnological cloth and waterproof mortar layer, tamping layer top is located the curb both sides and is equipped with concrete layer respectively, the concrete layer top is located the curb both sides and is equipped with the curb layer respectively, be equipped with the planting layer between the curb, the planting layer top is equipped with the afforestation layer, the water conservancy diversion ditch has been seted up to the planting layer top. The utility model discloses can carry out quick drainage discharge with the ponding in the separate zone for the drainage is smooth rapidly, prevents that the ponding in the separate zone from crossing curb stone and flowing to the road surface on, prevents to cause surface ponding to form the water film, prevents consequently to influence driving safety, carries out the seepage flow to the ponding that infiltrates to plant the in situ portion in addition and derives, prevents to cause destruction to highway hierarchy structure, further improves the life of highway.

Description

Urban road partition belt drainage structure

Technical Field

The utility model relates to an urban road construction technical field especially relates to an urban road divides takes drainage structures.

Background

Urban roads are roads reaching all regions of a city, are used by traffic transportation and pedestrians in the city, are convenient for the life, work and cultural entertainment activities of residents, and are connected with the roads outside the city to bear traffic outside the city. The division strip refers to a strip-shaped facility for dividing a roadway, which is arranged along the longitudinal direction of the roadway. The central separation strip not only has the general functions of isolating bidirectional traffic and reducing opposite traffic interference, but also has the functions of burying communication pipelines, installing anti-dazzle facilities, protecting pedestrians from crossing streets, providing space for arranging street lamps and sign boards, providing a working place for municipal construction and the like. As part of urban roads, the design of the central separator is more compatible with road traffic organization and traffic management control schemes from the perspective of safety and smoothness.

For example, patent publication No. CN206752614U discloses a sponge type road sunken type greening dividing strip rainwater collection and utilization system, which comprises, from top to bottom, a water storage layer, a planting soil layer, a packing layer, a gravel layer and geotextile, wherein the water storage layer is formed by the surrounding of the planting soil layer and kerbs, a water retaining weir and an environment-friendly rainwater well are arranged in the water storage layer, the environment-friendly rainwater well is connected with a rainwater receiving pipe network or a rainwater evolution and utilization system buried below the water storage layer through a rainwater connecting pipe, and greening plants are planted in the planting soil layer.

Above-mentioned patent that publication number is CN206752614U is when using, and the rainwater that falls into in the rainwater well is direct discharges, and the rainwater that falls onto planting the soil layer can only slowly flow into the rainwater well through the import of rainwater well and discharge, and drainage speed is slower, and current division area drainage structures is when using in addition, and drainage effect is not good not smooth, even causes water to overflow the road surface, and ponding forms the water film on the road surface, influences the driving a vehicle.

To this end, we propose a drainage structure for urban road banks to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a drainage structure of a city road partition belt.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drainage structure of an urban road separation zone comprises a soil base layer, wherein a drainage culvert pipe is arranged in the soil base layer, the top of the soil base layer is provided with a tamping layer, both sides of the top of the tamping layer are respectively provided with a curb, and the opposite surfaces of the kerbstone are provided with a first waterproof geotextile and a waterproof mortar layer, the top of the ramming layer is provided with concrete layers at the two sides of the kerbstone respectively, and the top of the concrete layer is respectively provided with a pavement layer at the two sides of the kerbstone, a planting layer is arranged between the kerbstones, and the top of the planting layer is provided with a greening layer, the top of the planting layer is provided with a flow guide ditch, a plurality of groups of second flow guide pipes penetrate through the flow guide ditch, the bottom of the planting layer is provided with a grid cage, and the grid cage is inside all to be equipped with the second gravel layer with the bottom, second gravel layer bottom is equipped with the waterproof geotechnological cloth of second, soil-base course and ramming layer inside are equipped with three first honeycomb ducts.

Preferably, the top of the first honeycomb duct penetrates through the second waterproof geotextile and extends to the inside of the second gravel layer, and the bottom end of the second honeycomb duct is connected with the top of one of the three first honeycomb ducts.

Preferably, the first honeycomb duct all runs through with the top on second honeycomb duct surface and is equipped with the water guide hole, the outside cover in the water guide hole on second honeycomb duct surface is equipped with prevents stifled grid, and prevents stifled grid and connect the top of a plurality of second honeycomb ducts.

Preferably, the drainage culvert pipe and the first draft tube are both provided with a first gravel layer outside.

Preferably, the first waterproof geotextile is arranged on the opposite surface of the kerb, and the waterproof mortar layer is connected with the opposite surface of the kerb through the first waterproof geotextile.

Preferably, the diameter of the grid cage is smaller than the diameter of the second gravel layer, and the diameter of the water guide hole is smaller than the diameter of the second gravel layer and the diameter of the anti-blocking grid.

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

1. through the guiding gutter that sets up, the water conservancy diversion ditch, prevent stifled grid and two honeycomb ducts, in order to reach and to have the ponding with in the separate zone and carry out quick drainage exhaust effect, when meetting rainwater weather, the ponding in the separate zone flows back in the guiding gutter, then it is inside to flow into first honeycomb duct from the guiding gutter through the second honeycomb duct through preventing stifled grid filtration, get into inside the drainage culvert pipe afterwards, make the drainage smooth rapidly, prevent that the ponding in the separate zone from crossing curb stone flow to the road surface on, prevent to cause surface gathered water to form the water film, prevent consequently to influence driving safety.

2. Through two waterproof geotechnological cloth that set up, first honeycomb duct, waterproof mortar layer, the grid cage, second gravel layer and water guide hole, in order to reach and to have the effect that the infiltration carries out the seepage flow and derives to the ponding of planting the in situ portion, the infiltration is to the ponding of planting the in situ portion and can't permeate the curb outside through the separation on two waterproof geotechnological cloth and waterproof mortar layer, and continue to permeate down and ooze the second gravel layer through the grid cage, thereby it discharges to enter into first honeycomb duct through the water guide hole of first honeycomb duct surface top again and flow into in the drainage culvert pipe, thereby prevent ponding infiltration to tamp layer and concrete layer etc, prevent to cause the destruction to highway hierarchy, further improve the life of highway.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a drainage structure of an urban road partition belt provided by the utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1

Fig. 4 is a partially enlarged view of a portion a in fig. 1.

In the figure: 1. a soil base layer; 2. a drainage culvert pipe; 3. a first gravel layer; 4. tamping the layer; 5. A concrete layer; 6. a pavement layer; 7. a curb; 8. a first waterproof geotextile; 9. a waterproof mortar layer; 10. planting a layer; 11. a greening layer; 12. a grid cage; 13. a second gravel layer; 14. a second waterproof geotextile; 15. a first draft tube; 16. a second draft tube; 17. an anti-blocking grid; 18. a water guide hole; 19. and (4) a flow guide groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an urban road partition strip drainage structures, the inside drainage culvert pipe 2 that is equipped with of soil matrix 1, drainage culvert pipe 2 plays and unifies the exhaust effect with the ponding that assembles, soil matrix 1 top is equipped with tamp layer 4, tamp layer 4 plays the effect that increases road surface consolidation degree and hierarchical structure stability, tamp layer 4 top both sides are equipped with curb 7 respectively, curb 7 plays the effect of separating the median with the road surface, also be convenient for plant the vegetation simultaneously, and curb 7 opposite face all is equipped with first waterproof geotechnological cloth 8 and waterproof mortar layer 9.

Referring to fig. 1-4, an urban road separates area drainage structures, 4 tops on ramming layer are located curb 7 both sides and are equipped with concrete layer 5 respectively, concrete layer 5 plays the effect of supporting the vehicle that traveles, improve road surface structural stability simultaneously, and 5 tops on concrete layer are located curb 7 both sides and are equipped with road surface layer 6 respectively, road surface layer 6 is convenient for the car and traveles, be equipped with between the curb 7 and plant layer 10, it is planting soil to plant layer 10, play the effect of being convenient for plant the afforestation, and it is equipped with afforestation layer 11 to plant layer 10 top, afforestation layer 11 is green vegetation, play air-purifying and reduce the tired effect of navigating mate vision.

Referring to fig. 1-4, a drainage structure is taken to urban road partition, planting layer 10 top has seted up water conservancy diversion ditch 19, water conservancy diversion ditch 19 plays the effect of assembling ponding, can water conservancy diversion drainage fast, and water conservancy diversion ditch 19 inside runs through and is equipped with multiunit second honeycomb duct 16, second honeycomb duct 16 plays the effect of guiding the ponding downflow drainage of water conservancy diversion ditch 19 inside, planting layer 10 bottom is equipped with grille cage 12, grille cage 12 is box-shaped, and grille cage 12 inside all is equipped with second gravel layer 13 with the bottom, grille cage 12 and the cooperation of second gravel layer 13 play the effect of being convenient for the moisture infiltration in the soil in planting layer 10, second gravel layer 13 bottom is equipped with the waterproof geotechnological cloth 14 of second, the waterproof geotechnological cloth 14 of second plays the effect of preventing water infiltration to soil base layer 1 and ramming layer 4 etc, soil base layer 1 and ramming layer 4 inside is equipped with three first honeycomb duct 15.

Referring to fig. 1-4, in the drainage structure of the urban road separation zone, the top of a first draft tube 15 penetrates through a second waterproof geotextile 14 and extends to the inside of a second gravel layer 13, the bottom end of a second draft tube 16 is connected with the top of one of three first draft tubes 15, and the first draft tube 15 and the second draft tube 16 are matched to play a role in quickly and effectively guiding accumulated water to be drained.

Referring to fig. 1-4, a drainage structure of urban road partition belt, the upper side on the surface of first honeycomb duct 15 and second honeycomb duct 16 all runs through and is equipped with water guide hole 18, water guide hole 18 plays the drainage, the effect of guide infiltration rivers to drainage culvert pipe 2 inside, the outside cover of the water guide hole 18 on second honeycomb duct 16 surface is equipped with prevents stifled grid 17, and prevents stifled grid 17 and connect the top of a plurality of second honeycomb ducts 16, prevents stifled grid 17 and plays the effect of preventing the water guide hole 18 on second honeycomb duct 16 surface from blockking up.

Referring to fig. 1-4, in the drainage structure of the urban road separation zone, the exterior of the drainage culvert 2 and the first flow guide pipe 15 are both provided with a first gravel layer 3, the first gravel layer 3 is covered with mortar in a mixed manner, so that the surfaces of the drainage culvert 2 and the first flow guide pipe 15 are protected, and the drainage culvert 2 and the first flow guide pipe 15 are protected.

Referring to fig. 1-4, a drainage structures is taken to urban road partition, first waterproof geotechnological cloth 8 sets up the opposite face at curb 7, and waterproof mortar layer 9 is connected with the opposite face of curb 7 through first waterproof geotechnological cloth 8, and first waterproof geotechnological cloth 8 plays the effect that prevents that water from oozing to curb 7 outside with waterproof mortar layer 9 cooperation, also prevents to ooze on pavement layer 6.

Referring to fig. 1-4, the diameter of the grid cage 12 is smaller than the diameter of the second gravel layer 13, the diameter of the water guiding hole 18 is smaller than the diameter of the second gravel layer 13 and the diameter of the anti-blocking grid 17, and this section prevents the blockage of the diameter or the diameter of the grid during water seepage and drainage, thus further maintaining the smooth drainage.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims

1. The urban road separation drainage structure comprises a soil base layer (1) and is characterized in that a drainage culvert pipe (2) is arranged inside the soil base layer (1), a tamping layer (4) is arranged at the top of the soil base layer (1), kerbs (7) are respectively arranged on two sides of the top of the tamping layer (4), opposite surfaces of the kerbs (7) are respectively provided with a first waterproof geotextile (8) and a waterproof mortar layer (9), the top of the tamping layer (4) is positioned on two sides of the kerbs (7) and respectively provided with a concrete layer (5), the top of the concrete layer (5) is positioned on two sides of the kerbs (7) and respectively provided with a pavement layer (6), a planting layer (10) is arranged between the kerbs (7), a greening layer (11) is arranged on the top of the planting layer (10), a diversion trench (19) is formed in the top of the planting layer (10), and a plurality of second diversion trenches (16) are arranged inside the diversion trench (19) in a penetrating manner, plant layer (10) bottom and be equipped with grid cage (12), and grid cage (12) inside all is equipped with second gravel layer (13) with the bottom, second gravel layer (13) bottom is equipped with waterproof geotechnological cloth of second (14), soil basic unit (1) and ramming layer (4) inside are equipped with three first honeycomb duct (15).

2. An urban road partition drainage structure according to claim 1, wherein the top of the first draft tube (15) extends through the second waterproof geotextile (14) to the inside of the second gravel layer (13), and the bottom of the second draft tube (16) is connected to the top of the middle one of the three first draft tubes (15).

3. The urban road partition belt drainage structure according to claim 1, wherein water guide holes (18) are formed in the surfaces of the first guide pipe (15) and the second guide pipe (16) in a penetrating mode, anti-blocking grids (17) are sleeved outside the water guide holes (18) in the surfaces of the second guide pipes (16), and the anti-blocking grids (17) connect the tops of the second guide pipes (16).

4. An urban road dividing strip drainage structure according to claim 1, wherein the exterior of the drainage culvert (2) and the first draft tube (15) are provided with the first gravel layer (3).

5. An urban road separation strip drainage structure according to claim 1, wherein the first waterproof geotextile (8) is provided on the opposite surface of the kerb (7), and the waterproof mortar layer (9) is connected with the opposite surface of the kerb (7) through the first waterproof geotextile (8).

6. A drainage structure of urban road separation zone according to claim 3, wherein the diameter of the grid cage (12) is smaller than the diameter of the second gravel layer (13), and the diameter of the water guiding holes (18) is smaller than the diameter of the second gravel layer (13) and the diameter of the anti-blocking grid (17).