CN216765470U - Urban road rainwater vertically oozes row sponge structure - Google Patents

Abstract

The utility model provides a longitudinal rainwater seepage and drainage sponge structure for an urban road, and relates to the technical field of rainwater seepage and drainage. The utility model provides a sponge structure is vertically oozed and arranged to urban road rainwater, includes water leakage layer and the metalling that top-down connected gradually, and above-mentioned metalling is equipped with the drain pipe that runs through above-mentioned metalling, and the lateral wall of above-mentioned drain pipe is equipped with a plurality of inlet openings. By adopting the utility model, the accumulated water on the road surface can be quickly discharged, the problem of accumulated water on the road surface in rainy season is solved, and an effective solution is provided for the problem of accumulated water locally sinking on the outer side of the road.

Description

Urban road rainwater vertically oozes row sponge structure

Technical Field

The utility model relates to the technical field of rainwater seepage and drainage, in particular to a longitudinal rainwater seepage and drainage sponge structure for urban roads.

Background

The sponge city system is a new generation of city rainfall flood management concept, means that the city can have good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like a sponge, and can be called as a water elasticity city. The international general term is 'low-impact development of rainwater system construction', water absorption, water storage, water seepage and water purification are carried out when raining, and the stored water is released and utilized when needed, so that rainwater can freely migrate in cities. From the ecological system service, the water ecological infrastructure is constructed through cross-scale construction and is constructed by combining various specific technologies, and the water ecological infrastructure is the core of a sponge city. Under the new situation, the sponge city promotes the green building construction, the development of low-carbon cities and the innovation of the formation of smart cities, and is the organic combination of modern green new technology and a plurality of factors such as society, environment, humanity and the like under the characteristic background of a new era. The sponge city material is substantially applied, has the characteristics of excellent water seepage, compression resistance, wear resistance, skid resistance, environmental protection, attractive and colorful appearance, comfort, easy maintenance, sound absorption, noise reduction and the like, becomes a breathable town landscape pavement, effectively relieves the urban heat island effect, and ensures that the urban pavement does not generate heat any more. Sponge city construction should follow ecological priority principle etc. combines together natural way and artificial measures, under the prerequisite of guaranteeing urban drainage waterlogging prevention safety, furthest realizes that rainwater stores up, permeates and purifies in the urban area, promotes the utilization of rainwater resource and ecological environment protection. The construction of the sponge city is not a way of putting the weight down and replacing the traditional drainage system, but a way of reducing burden and supplementing the traditional drainage system, and the self effect of the city is exerted to the greatest extent. In the sponge city construction process, the systematicness of natural rainfall, surface water and underground water is planned, water recycling links such as water supply and drainage are coordinated, and the complexity and the long-term property of the links are considered.

At present, most of urban roads are solid and waterproof, a water collecting port is arranged at about 40m intervals, road surface water is discharged to a main rainwater pipeline through a rainwater branch pipe in the water collecting port, and the functions of seepage, stagnation, storage and return of sponge are avoided. When the local part of the road has settlement, the surface water accumulation is easily caused in rainy season, and particularly, if the settlement exists between the water collecting ports, the accumulated water cannot be drained and is difficult to pump and drain, so that the service life of the road and the traffic safety are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a longitudinal rainwater seepage and drainage sponge structure for an urban road, which can quickly drain accumulated water on the road surface, solve the problem of accumulated water on the road surface in rainy seasons and provide an effective solution for the problem of accumulated water locally sinking on the outer side of the road.

The embodiment of the utility model is realized by the following steps:

the embodiment of the application provides a sponge structure is vertically oozed and arranged to urban road rainwater, including top-down's water leakage layer and metalling that connects gradually, above-mentioned metalling is equipped with the drain pipe that runs through above-mentioned metalling, and the lateral wall of above-mentioned drain pipe is equipped with a plurality of inlet openings.

Further, in some embodiments of the present invention, a water permeable concrete layer is disposed between the water leakage layer and the crushed stone layer.

Further, in some embodiments of the present invention, the crushed stone layer is provided with groove walls on both sides.

Further, in some embodiments of the utility model, the top of the trench wall is provided with a concrete capping layer.

Further, in some embodiments of the present invention, the outer side wall of the drain pipe is wrapped with a first filter cotton.

Further, in some embodiments of the present invention, the outer sidewall of the first filter cotton is wrapped with a fixing net.

Further, in some embodiments of the present invention, a concrete trench bottom layer is disposed below the crushed stone layer.

Further, in some embodiments of the present invention, the drain pipe is provided at both ends thereof with first rain grates.

Further, in some embodiments of the present invention, a second filter cotton is disposed between the first rain grate and the end of the drain pipe.

Further, in some embodiments of the present invention, a second rain water grate is provided at one end of the water leakage layer.

Compared with the prior art, the embodiment of the utility model at least has the following advantages or beneficial effects:

the embodiment of the utility model provides a longitudinal rainwater seepage and drainage sponge structure for urban roads, which comprises a water leakage layer and a crushed stone layer which are sequentially connected from top to bottom, wherein the crushed stone layer is provided with a drainage pipe penetrating through the crushed stone layer, and the side wall of the drainage pipe is provided with a plurality of water inlet holes.

During practical use, the urban road rainwater longitudinal seepage drainage sponge structure can be installed below a road surface, a plurality of water collecting wells can be arranged below the road surface, the water collecting wells are communicated through road rainwater branch pipes, and the end parts of the drain pipes are communicated with the water collecting wells.

Rainwater on the road surface flows into the water leakage layer, the rainwater flows into the gravel layer through the water leakage layer, and the rainwater can flow to the position of the drain pipe from the gaps of the gravel layer due to a plurality of gaps among the gravels in the gravel layer; because the lateral wall of drain pipe is equipped with a plurality of inlet openings, the water that flows the drain pipe position this moment can follow a plurality of inlet openings and get into the drain pipe and flow into through the drain pipe and drain away in the catch basin, and the surface of road ponding that can discharge fast solves the surface of road ponding problem in rainy season, and the local ponding problem that sinks of road outside provides effectual solution. And the water leakage layer and the gravel layer are arranged, so that the structural strength is high, the service life of a road is not influenced, the driving safety is not influenced, and the popularization is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 longitudinal sectional view of a longitudinal rainwater drainage sponge structure for urban roads, provided by an embodiment of the utility model;

FIG. 2 is a transverse sectional view of a longitudinal rainwater drainage sponge structure for urban roads provided by an embodiment of the utility model;

fig. 3 is a sectional view of a drain pipe according to an embodiment of the present invention.

An icon: 1-water leakage layer; 2-a crushed stone layer; 3, a drain pipe; 4-water inlet holes; 5-a pervious concrete layer; 6-trench wall; 7-first filter cotton; 8-fixing the net; 9-concrete ditch bottom layer; 10-concrete topping; 11-a first rain grate; 12-second filter cotton; 13-a second rain grate; 14-a water collecting well; 15-road rainwater branch pipe; 16-lithotripterygium wilfordii; 17-concrete back.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the 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 embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. Such as "horizontal" simply means that its orientation is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1 to 3, fig. 1 is a longitudinal sectional view of a longitudinal rainwater drainage sponge structure for an urban road according to an embodiment of the present invention; FIG. 2 is a transverse sectional view of a longitudinal rainwater drainage sponge structure for urban roads, provided by an embodiment of the utility model; fig. 3 is a sectional view of a drain pipe 3 according to an embodiment of the present invention.

The embodiment provides a vertical row's of oozing sponge structure of urban road rainwater, including layer 1 and the metalling 2 that leaks that top-down connected gradually, above-mentioned metalling 2 is equipped with the drain pipe 3 that runs through above-mentioned metalling 2, and above-mentioned drain pipe 3's lateral wall is equipped with a plurality of inlet openings 4.

During practical use, the urban road rainwater longitudinal seepage and drainage sponge structure can be installed below a road surface, a plurality of water collection wells 14 can be arranged below the road surface, the water collection wells 14 are communicated through road rainwater branch pipes 15, and the end parts of the drainage pipes 3 are communicated with the water collection wells 14.

Rainwater on the road surface flows into the water leakage layer 1, and flows into the gravel layer 2 through the water leakage layer 1, and can flow to the position of the drain pipe 3 from the gap of the gravel layer 2 due to a plurality of gaps among the gravels in the gravel layer 2; because the lateral wall of drain pipe 3 is equipped with a plurality of inlet openings 4, the water that flows to drain pipe 3 position this moment can be followed a plurality of inlet openings 4 and got into in drain pipe 3 and flow into water-collecting well 14 through drain pipe 3 and drain away, can discharge surface ponding fast, solves the surface rainy season ponding problem, provides effectual solution for the local ponding problem that sinks in the road outside. And the water leakage layer 1 and the gravel layer 2 are arranged, so that the structural strength is high, the service life of a road is not influenced, the driving safety is not influenced, and the popularization is facilitated.

Optionally, the water leakage layer 1 of the present embodiment employs a water leakage flat stone or a water leakage grate, which has high structural strength and long service life. The gravel layer 2 is formed by filling gravel with large particle size. Alternatively, the drainage pipe 3 of the present embodiment may be made of PE pipe, HDPE plastic winding pipe, PVC pipe, or the like. The water outlet of the water drainage pipe 3 is higher than the top of the road rainwater branch pipe 15 in the water collection well 14.

Optionally, a vertical stone 16 is disposed on one side of the water leakage layer 1 in this embodiment, and the concrete ballast layer 10 is provided with a concrete backrest 17; the bottom of the vertical stone 16 is embedded into the concrete backrest 17, so that rainwater can be shielded by the vertical stone 16 and can flow into the water leakage layer 1 conveniently. The concrete back 17 is provided to facilitate mounting and fixing of the vertical stones 16.

As shown in fig. 1 to 3, in some embodiments of the present invention, a water permeable concrete layer 5 is disposed between the water leakage layer 1 and the crushed stone layer 2.

Pervious concrete is also called porous concrete, sand-free concrete and pervious terrace. The porous lightweight concrete is prepared by mixing aggregate, cement, reinforcing agent and water, and does not contain fine aggregate. The pervious concrete is a cellular structure with uniformly distributed pores formed by coating a thin layer of cement slurry on the surface of coarse aggregate and bonding the thin layer of cement slurry, so that the pervious concrete has the characteristics of air permeability, water permeability and light weight. Pervious concrete is a paving material. The paving material can make rainwater flow into the ground, effectively replenish underground water, relieve some urban environmental problems such as rapid decline of urban underground water level and the like, effectively eliminate harm of oil compounds on the ground and the like to environmental pollution, simultaneously protect the underground water, maintain ecological balance and relieve urban heat island effect. It is beneficial to the benign development of human living environment, the management of urban rainwater, the prevention and treatment of water pollution and the like, and has special significance.

The pervious concrete meets the strength requirement and simultaneously needs to keep a certain through hole to meet the requirement of water permeability, so that the aim of ensuring the strength and the porosity is fulfilled by selecting proper raw materials, and also by a mixing proportion design, a preparation process and additives during preparation. The pervious concrete consists of aggregate, cement, water and the like, wherein single-particle-grade or discontinuous-particle-grade coarse aggregate is mostly adopted as a framework, and the using amount of fine aggregate is generally controlled within 20 percent of the total aggregate; the cement can be selected from Portland cement, ordinary Portland cement and slag Portland cement; the admixture can be selected from silica fume, fly ash, slag micropowder and the like. When feeding materials, firstly adding cement, admixture and coarse aggregate, then adding half of the water amount, and stirring for 30 s; then adding additives (additives, pigments and the like) and stirring for 60 s; finally, adding the residual water, stirring for 120s and discharging.

And during construction, the construction of the pervious concrete mainly comprises the working procedures of paving, forming, surface treatment, seam treatment and the like. The paving can be carried out by adopting a mechanical or manual method; the forming can be carried out by adopting a flat vibrator, a vibration leveling roller, a manual push-pull roller, a vibration leveling beam and the like; the surface treatment is mainly to ensure that the surface appearance is improved, and the surface of the formed pervious concrete is trimmed or cleaned; the arrangement of the joints of the pervious concrete pavement is basically the same as that of common concrete, the contraction joints are arranged at equal intervals, and the distance between the contraction joints is not more than 6 m.

According to the utility model, the permeable concrete layer 5 is arranged between the water leakage layer 1 and the gravel layer 2, so that the permeable concrete layer 5 is firm in structure and can not be rusted, and the ground and the water leakage layer 1 can be conveniently installed and supported. And the rainwater can pass through pervious concrete layer 5, so that the rainwater can flow conveniently.

As shown in fig. 1 to 3, in some embodiments of the present invention, the crushed stone layer 2 is provided with groove walls 6 on both sides.

According to the utility model, the groove walls 6 are arranged on the two sides of the crushed stone layer 2, so that the crushed stone layer 2 can be supported and fixed through the groove walls 6, and the crushed stone layer 2 can keep certain strength and is not loose. Alternatively, the trench wall 6 of the present embodiment is constructed using bricks.

As shown in fig. 1-3, in some embodiments of the utility model, the trench wall 6 is provided with a concrete capping layer 10 on top.

According to the utility model, the concrete coping layer 10 is arranged at the top of the trench wall 6, so that the integral structural strength of the trench wall 6 and the gravel layer 2 is improved, and the service life of the urban road rainwater longitudinal seepage and drainage sponge structure is prolonged.

As shown in fig. 1 to 3, in some embodiments of the present invention, the outer sidewall of the drainage pipe 3 is wrapped with a first filter cotton 7.

Since the rainwater generally contains various impurities such as sludge, the first filter cotton 7 is wrapped on the outer side wall of the drain pipe 3, so that the various impurities such as sludge can be filtered through the first filter cotton 7, the impurities are left outside the first filter cotton 7, the various impurities such as sludge are prevented from flowing into the drain pipe 3 from the water inlet hole 4 of the drain pipe 3, the drain pipe 3 is prevented from being blocked, and drainage is facilitated.

Optionally, the first filter cotton 7 of the present embodiment may adopt a permeable geotextile. Geotextiles, also known as geotextiles, are water permeable geosynthetic materials made of synthetic fibers by needling or weaving. The geotextile is one of new material geosynthetic materials, and the finished product is in a cloth shape, generally has a width of 4-6 meters and a length of 50-100 meters. The geotextile is divided into woven geotextile and non-woven filament geotextile.

As shown in fig. 1-3, in some embodiments of the present invention, the outer sidewall of the first filter cotton 7 is wrapped with a fixing net 8.

According to the utility model, the outer side wall of the first filter cotton 7 is wrapped by the fixing net 8, so that the first filter cotton 7 is conveniently fixed by the fixing net 8 and firmly fixed on the outer side wall of the drain pipe 3, and the first filter cotton is prevented from falling. Optionally, the fixing net 8 of this embodiment is a steel wire net.

As shown in fig. 1 to 3, in some embodiments of the present invention, a concrete trench bottom layer 9 is disposed under the crushed stone layer 2.

Because the ground is generally made of soil, the hardness is small, the soil is soft, and the support is not beneficial to the longitudinal rainwater seepage and drainage sponge structure of the urban road.

As shown in fig. 1 to 3, in some embodiments of the present invention, both ends of the drain pipe 3 are provided with first rain grates 11.

According to the utility model, the two ends of the drain pipe 3 are provided with the first rainwater grates 11, so that the two ends of the drain pipe 3 are conveniently separated and supported by the first rainwater grates 11, and external impurities and the like are prevented from sliding to the two ends of the drain pipe 3 to influence the discharge of water.

As shown in fig. 1 to 3, in some embodiments of the present invention, a second filter cloth 12 is disposed between the first rain grate 11 and the end of the drain pipe 3.

In the utility model, the second filter cotton 12 is arranged between the first rainwater grate 11 and the end part of the drain pipe 3, so that impurities are filtered by the second filter cotton 12, the impurities between the water collecting well 14 and the drain pipe 3 are prevented from flowing mutually, for example, the impurities in the drain pipe 3 are prevented from flowing into the water collecting well 14, and the impurities in the water collecting well 14 can be prevented from flowing into the drain pipe 3 when the water in the water collecting well 14 is much. Optionally, the second filter cotton 12 of the present embodiment may use a permeable geotextile.

As shown in fig. 1 to 3, in some embodiments of the present invention, a second rain water grate 13 is provided at one end of the water leakage layer 1.

According to the utility model, the second rainwater grate 13 is arranged at one end of the water leakage layer 1, and the second rainwater grate 13 can be arranged at the opening position of the water collecting well 14, so that when the rainwater is too large, the rainwater on the road surface can directly flow into the water collecting well 14 from the second rainwater grate 13, and the rainwater can be conveniently discharged.

In summary, the embodiment of the present invention provides a longitudinal rainwater drainage sponge structure for urban roads, which comprises a water leakage layer 1 and a crushed stone layer 2 sequentially connected from top to bottom, wherein the crushed stone layer 2 is provided with a water drainage pipe 3 penetrating through the crushed stone layer 2, and the side wall of the water drainage pipe 3 is provided with a plurality of water inlet holes 4.

During practical use, the urban road rainwater longitudinal seepage and drainage sponge structure can be installed below a road surface, a plurality of water collection wells 14 can be arranged below the road surface, the water collection wells 14 are communicated through road rainwater branch pipes 15, and the end parts of the drainage pipes 3 are communicated with the water collection wells 14.

Rainwater on the road surface flows into the water leakage layer 1, and flows into the gravel layer 2 through the water leakage layer 1, and can flow to the position of the drain pipe 3 from the gap of the gravel layer 2 due to a plurality of gaps among the gravels in the gravel layer 2; because the lateral wall of drain pipe 3 is equipped with a plurality of inlet openings 4, the water that flows to drain pipe 3 position this moment can follow in a plurality of inlet openings 4 get into drain pipe 3 and flow into through drain pipe 3 and drain away in the catch basin 14, can discharge surface ponding fast, solves the surface ponding problem in rainy season, provides effectual solution for the local ponding problem that sinks in the road outside. And water leakage layer 1 and rubble layer 2's setting, its structural strength is high, does not influence the life of road and influences driving safety, the facilitate promotion.

While the present invention has been described with reference to the preferred embodiments, it is to be understood that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Various modifications and alterations to this invention will become apparent to 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 (9)

1. The utility model provides a sponge structure is vertically oozed and arranged to urban road rainwater which characterized in that: the water-leakage-prevention stone crusher comprises a water leakage layer and a crushed stone layer which are sequentially connected from top to bottom, wherein the crushed stone layer is provided with a drain pipe penetrating through the crushed stone layer, and the side wall of the drain pipe is provided with a plurality of water inlet holes; and groove walls are arranged on two sides of the crushed stone layer.

2. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: and a permeable concrete layer is arranged between the water leakage layer and the gravel layer.

3. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: and a concrete capping layer is arranged at the top of the trench wall.

4. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: the lateral wall parcel of drain pipe has first filter pulp.

5. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 4, wherein: the first outer side wall of the filter cotton is wrapped with a fixing net.

6. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: and a concrete ditch bottom layer is arranged below the gravel layer.

7. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: and two ends of the drain pipe are provided with first rainwater grates.

8. The urban road rainwater longitudinal seepage drainage sponge structure of claim 7, wherein: and second filter cotton is arranged between the first rainwater grate and the end part of the drain pipe.

9. The urban road rainwater longitudinal seepage drainage sponge structure as claimed in claim 1, wherein: one end of the water leakage layer is provided with a second rainwater grate.

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