CN217811438U - Sponge city oozes row structure - Google Patents

Abstract

The application relates to a sponge urban seepage and drainage structure which comprises a basic soil layer, a water storage layer, a buffer layer and a brick laying layer, wherein the basic soil layer, the water storage layer, the buffer layer and the brick laying layer are sequentially arranged from bottom to top; the brick paving layer comprises a plurality of water permeable bricks which are paved in a staggered mode, and the water permeable bricks are provided with water permeable structures; the buffer layer comprises a plurality of prefabricated concretes which are arranged, and the adjacent prefabricated concretes are mutually abutted; the upper surface of the precast concrete is provided with a buffer tank, and the bottom wall of the buffer tank is provided with a water storage pipeline communicated with the water storage layer; and an overflow pipeline is arranged on the side wall of the buffer tank and is used for being connected with an underground municipal pipe network. The utility model provides a drainage structures is oozed in sponge city can the rainwater flow in buffer tank and water-storage layer fast, reduces the rainwater deposit and causes the possibility of surface gathered water waterlogging on the brick surface of permeating water.

Description

Sponge city oozes row structure

Technical Field

The application relates to municipal works construction technical field especially relates to a sponge city oozes row structure.

Background

The sponge city is a city which can be like a sponge and has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, and can also be called as a water elasticity city. The sponge city can absorb, store, seep water and purify water in the rainy period, and release and utilize the stored water in the subsequent need.

The prior art discloses a sponge urban seepage and drainage structure, which comprises a seepage structure, a water storage structure and a seepage and drainage structure; wherein the water seepage structure includes scour prevention layer, planting layer and the coarse sand layer that from top to bottom sets gradually, and the both sides on scour prevention layer are equipped with the infiltration rubble area respectively, and the outside of infiltration rubble area downwardly extending to the coarse sand layer. The water storage structure is arranged below the coarse sand layer, the permeable geotextile is arranged between the water storage structure and the coarse sand layer, and the seepage and drainage structure is arranged on two sides of the water storage structure. When meetting rainfall weather, the rainwater can be along infiltration rubble area, perhaps along planting layer and coarse sand layer infiltration downwards for the rainwater is collected inside the retaining structure, and can arrange to secret municipal pipe network through oozing the drainage structures when rainwater is collected too much.

In view of the above-mentioned related art, the inventors consider that the following drawbacks exist:

when meeting torrential rain weather, the rainwater permeates downwards through the water seepage gravel belt or the rainwater permeates downwards through the planting layer at a low speed, so that the rainwater quantity is high, the rainwater quantity is difficult to discharge into a water storage structure and an underground municipal network management system in time, and the urban pavement waterlogging is easy to cause.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition of urban surface ponding waterlogging, this application provides a sponge city drainage structures.

The application provides a sponge city oozes row structure adopts following technical scheme:

a sponge urban seepage and drainage structure is arranged on the surface of an urban road; the sponge urban seepage and drainage structure comprises a basic soil layer, a water storage layer, a buffer layer and a brick laying layer which are sequentially arranged from bottom to top; the brick paving layer comprises a plurality of water permeable bricks which are paved in a staggered mode, and the water permeable bricks are provided with water permeable structures; the buffer layer comprises a plurality of prefabricated concretes which are arranged, and the adjacent prefabricated concretes are mutually abutted; the upper surface of the precast concrete is provided with a buffer tank, and the bottom wall of the buffer tank is provided with a water storage pipeline communicated with the water storage layer; and an overflow pipeline is arranged on the side wall of the buffer tank and is used for being connected with an underground municipal pipe network.

By adopting the technical scheme, when strong rainfall weather occurs, rainwater falls on the surface of the brick paving layer and can quickly flow into the buffer tank of the precast concrete through the permeable structure of the permeable brick, so that the rainwater is temporarily stored in the buffer tank, and the possibility of waterlogging caused by the fact that rainwater is deposited on the surface of the permeable brick is reduced; the rainwater that gets into in the buffer tank flows into the water-storage layer along the water storage pipeline downwards under the action of gravity, and when the water storage capacity was too much in the water-storage layer and leads to the rainwater water level in the buffer tank to rise, excessive rainwater can be discharged to underground municipal pipe network through overflow pipe, has reduced the condition of the interior untimely anti-overflow of rainwater drainage in the buffer tank in permeating water brick surface, has further reduced the possibility of surface water waterlogging.

Optionally, the water storage layer comprises water storage tanks and water seepage gravel belts which are arranged in a staggered mode, the water storage tanks are located right below the buffer grooves, and the water storage pipeline is connected to the water storage tanks; and adjacent seepage and drainage pipelines are connected between the water reservoirs, and seepage holes are formed in the outer walls of the seepage and drainage pipelines.

Through adopting foretell technical scheme, along with the rainwater volume that the retaining pond internal storage was held increases gradually, the water level of rainwater risees gradually, and partial rainwater can flow in oozes the calandria way and advance the basic soil layer of infiltration rubble area and below through oozing the calandria way infiltration to make basic soil layer and plant roots around become moist, reduce greening plant's irrigation demand.

Optionally, the buffer slot runs through two sides of the precast concrete in the extending direction, two opposite side walls of the buffer slot are both arranged in an inclined manner, and the width of the notch of the buffer slot is greater than the width of the bottom of the buffer slot.

Through adopting foretell technical scheme, through the double-phase to the lateral wall slope setting with the buffer slot, the rainwater can assemble to the retaining pipeline along the lateral wall after falling into the buffer slot through the structure of permeating water, is favorable to making in the rainwater drains into the cistern fast, reduces the accumulational possibility of rainwater in the buffer slot.

Optionally, a light sheet is rotatably mounted on the side wall of the buffer tank, and the light sheet normally covers the overflow pipeline; the top of the light thin plate is connected with a buoyancy assembly used for driving the light thin plate to rotate.

Through adopting foretell technical scheme, overflow pipe is fitted to the lid under the light thin wall normality, can reduce the condition that the rainwater flowed into overflow pipe when the rainwater got into the dashpot and moved down along the lateral wall of dashpot, is favorable to the quick collection of rainwater in the cistern. When rainwater is gradually deposited, the rainwater can generate upward floating force gradually acting on buoyancy, so that the light thin wall rotates towards the direction far away from the side wall of the buffer tank, and the rainwater can be discharged into the underground municipal pipe network through the overflow pipeline.

Optionally, the buoyancy assembly comprises a connecting rope connected to the light-weight thin plate and a buoyancy ball fixed to one end of the connecting rope away from the light-weight thin plate.

By adopting the technical scheme, along with the gradual deposition of rainwater in the buffer tank, the water level gradually drives the buoyancy ball to float upwards after overflowing the light thin plate; when the buoyancy ball floats to the connection rope and is straightened, the rainwater level continues to rise and drives the buoyancy ball to be above, the buoyancy ball can drive the light sheet to rotate towards the direction far away from the side wall of the buffer tank, so that the overflow pipeline is opened and rainwater is discharged, the water level in the buffer tank is quickly reduced, and the condition that rainwater overflows out of the road surface is reduced.

Optionally, the brick that permeates water sets up to the square brick body, the structure of permeating water is including setting up in a plurality of permeable troughs around the brick that permeates water, the width of permeable trough is crescent to the lower surface of the brick that permeates water by the upper surface of the brick that permeates water.

By adopting the technical scheme, rainwater can flow into the buffer tank of the precast concrete through the permeable groove after falling on the permeable bricks; through the width that will permeate water the groove by the upper surface of the brick that permeates water to the lower surface crescent of the brick that permeates water, permeate water the groove and be close to one side formation slot of the brick upper surface that permeates water, can reduce the condition that the groove that will permeate water blockked up behind the foreign matter entering permeate water groove of road surface, be favorable to making the groove that permeates water keep good ability of permeating water.

Optionally, the upper surface of the water permeable brick is provided with a plurality of water chutes, and the depths of the water chutes are gradually increased from the middle part of the water permeable brick to the periphery of the water permeable brick.

Through adopting foretell technical scheme, setting up of guiding gutter makes the rainwater can move around to the brick that permeates water along the guiding gutter of slope when falling on the brick surface that permeates water, and the rainwater of being convenient for flows into the groove of permeating water and gets into in the buffer tank.

Optionally, a grid mesh enclosure for blocking foreign matter is installed at the upper end of the overflow pipe.

Through adopting foretell technical scheme, the setting of grid screen panel is used for reducing the foreign matter that flows into in the dashpot and gets into the inside condition of overflow pipe, can reduce the interior possibility of blockking up of overflow pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when strong rainfall weather occurs, rainwater falls on the surface of the brick paving layer and can quickly flow into the buffer groove of the precast concrete through the permeable structure of the permeable brick, so that the possibility of waterlogging caused by the fact that rainwater is deposited on the surface of the permeable brick is reduced;

2. by arranging the overflow pipeline, the rainwater stored in the buffer tank can be discharged to an underground municipal pipe network through the overflow pipeline when the water level of the rainwater overflows the overflow pipeline, so that the condition that the rainwater overflows the surface of the water permeable brick when the rainwater in the buffer tank is not discharged in time is reduced;

3. through setting up buoyancy assembly, can take buoyancy ball upwards to float gradually after the rainwater water level floods light sheet metal to drive light sheet metal and remove to the direction of keeping away from the dashpot lateral wall, and then open overflow pipe and discharge the rainwater, reduce the anti-condition of overflowing road surface of rainwater.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural view of the tiling layer in the present embodiment.

Description of the reference numerals: 1. a foundation soil layer; 2. a aquifer; 21. a reservoir; 22. a water seepage gravel belt; 23. a seepage and drainage pipeline; 231. a water seepage hole; 3. a buffer layer; 31. prefabricating concrete; 311. a buffer tank; 32. a water storage pipeline; 33. an overflow conduit; 331. a grid mesh enclosure; 34. a light sheet; 35. a buoyancy assembly; 351. connecting ropes; 352. a buoyant ball; 4. paving a brick layer; 41. water permeable bricks; 42. a water permeable tank; 43. a water chute.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses sponge city seepage drainage structure sets up in urban road surface for improve road surface drainage effect.

Referring to fig. 1, a sponge city seepage drainage structure comprises a foundation soil layer 1, a water storage layer 2, a buffer layer 3 and a brick paving layer 4 which are sequentially arranged from bottom to top, wherein the foundation soil layer 1 is a soil layer at the bottom of a road facility.

Referring to fig. 1, the water storage layer 2 includes a plurality of water storage tanks 21 and a plurality of water permeable gravel belts 22, all the water storage tanks 21 and all the water permeable gravel belts 22 are arranged in a staggered manner along the extending direction of the urban road, the water storage tanks 21 of the embodiment are made of concrete, and water storage grooves for storing rainwater are formed in the upper surfaces of the water storage tanks 21; the permeable gravel belt 22 is formed by piling gravel in the adjacent water storage tanks 21.

Referring to fig. 1 and 2, a seepage and drainage pipeline 23 is further connected between adjacent reservoirs 21, and the seepage and drainage pipeline 23 is arranged through the seepage and gravel belt 22 and used for enabling the reservoirs 21 to be communicated with each other, so that the phenomenon of overflow caused by excessive rainwater stored in a single reservoir 21 is reduced; a plurality of water seepage holes 231 are formed in the peripheral side of the water seepage pipeline, and rainwater flowing through the water seepage pipeline can flow into the water seepage gravel belt 22 and the foundation soil layer 1 below through the water seepage holes 231, so that the soil is kept moist, and the growth of plants around the road is facilitated.

Referring to fig. 1, the buffer layer 3 includes a plurality of precast concretes 31 arranged in an extending direction of the urban road, and adjacent precast concretes 31 are abutted to each other; each precast concrete 31 is arranged right above the reservoir 21; the upper surface of the precast concrete 31 is provided with a buffer groove 311, the bottom of the buffer groove 311 is provided with a water storage pipeline 32, and the water storage pipeline 32 is communicated with the water storage groove below the precast concrete 31 and runs through the bottom of the precast concrete 31; the rainwater falls on the brick layer 4 and first flows into the buffer tank 311 and enters the reservoir 21 through the water storage pipe 32. In this embodiment, the buffer slot 311 is a through slot running through both sides of the extension direction of the precast concrete 31, and the width of the notch of the buffer slot 311 is set to be larger than the width of the bottom of the buffer slot 311, so that the two opposite side walls of the buffer slot 311 are inclined, and the rainwater can be gathered to the water storage pipeline 32 quickly.

Referring to fig. 1 and 2, overflow pipes 33 are respectively installed on two side walls of the buffer tank 311, and the overflow pipes 33 are used for connecting with an underground municipal pipe network; along with the rise of the rainwater level collected in the buffer tank 311, the rainwater can be discharged into the municipal administration network pipe through the overflow pipeline 33, so that the situation of back overflow caused by excessive rainwater is further reduced. The upper end of the overflow duct 33 is provided with a grid position, and the grid mesh enclosure 331 is used for blocking foreign matters, so that the possibility that the foreign matters enter the overflow duct 33 and block the overflow duct 33 is reduced.

Referring to fig. 2, the light sheet 34 is rotatably mounted on the inner wall of the buffer slot 311, and the light sheet 34 is made of a honeycomb aluminum plate, and has the characteristics of light weight and small structural density; the light sheet 34 normally abuts against the side wall of the buffer tank 311 under the action of self gravity, and at the moment, the light sheet 34 can cover the overflow pipeline 33, so that rainwater can be rapidly stored when the rainwater level is low. The lightweight thin plate 34 is further connected with a buoyancy assembly 35, and the buoyancy assembly 35 of the embodiment comprises a connecting rope 351 connected to the top of the lightweight thin plate 34 and a buoyancy ball 352 fixed to one end of the connecting rope 351 far away from the lightweight thin plate 34; when the water level in the buffer tank 311 rises, the buoyancy ball 352 floats upwards under the buoyancy of the rainwater, so that the light thin plate 34 can rotate in the direction away from the side wall of the buffer tank 311, and the overflow pipe 33 is opened to discharge the rainwater through the overflow pipe 33.

Referring to fig. 1 and 3, the brick laying layer 4 includes a plurality of water permeable bricks 41 laid on the upper surface of the cushioning layer 3, and the water permeable bricks 41 are arranged in a staggered manner in the extending direction of the urban road. The water permeable bricks 41 of the embodiment are square bricks, and each water permeable brick 41 is provided with a water permeable structure; the water permeable structure comprises four water permeable grooves 42 arranged on the upper surface of the water permeable brick 41, the water permeable grooves 42 are uniformly distributed around the water permeable brick 41, and each water permeable groove 42 penetrates through the lower surface of the water permeable brick 41; the width of permeable groove 42 is gradually increased from one side close to the upper surface of permeable brick 41 to one side close to the lower surface of permeable brick 41, so that the notch of permeable groove 42 forms a narrow opening for reducing the condition that foreign matters enter the inside of permeable groove 42 and block permeable groove 42.

Referring to fig. 3, a plurality of water guiding grooves 43 are formed in the upper surface of the water permeable brick 41, and the depth of each water guiding groove 43 is gradually increased from the middle of the water permeable brick 41 to the periphery of the water permeable brick 41, so that the water guiding grooves 43 are obliquely arranged, and rainwater can rapidly flow into the water permeable grooves 42 along the water guiding grooves 43 when falling on the surface of the water permeable brick 41.

The implementation principle of the sponge city seepage drainage structure in the embodiment of the application is as follows:

when the rainwater falls on the surface of the water permeable brick 41 in rainy weather, the rainwater can quickly flow into the water permeable groove 42 along the water guide groove 43, so that the condition of waterlogging caused by rainwater deposition on the surface of the water permeable brick 41 is reduced; rainwater flows into the buffer groove 311 through the water permeable groove 42, can be collected to the water storage pipeline 32 along the side wall of the buffer groove 311, and finally the rainwater flows into the water storage tank 21 through the water storage pipeline 32 to rapidly collect and recycle the rainwater.

When the water level of the rainwater stored in the reservoir 21 rises, the rainwater flows into the seepage and drainage pipeline 23 and can seep into the foundation soil layer 1 through the seepage holes 231; when the rainwater level in the buffer tank 311 rises, the rainwater can float the buoyancy ball 352 and open the overflow pipe 33, so that the rainwater is discharged into the municipal grid through the overflow pipe 33. Both can play the condition of reducing the waterlogging of surface ponding of road.

The above is the preferred embodiment of the present application, and the protection scope of the present application is not limited thereby, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a sponge city oozes row structure, sets up in urban road surface, its characterized in that: the sponge urban seepage and drainage structure comprises a basic soil layer (1), a water storage layer (2), a buffer layer (3) and a brick laying layer (4) which are sequentially arranged from bottom to top; the brick laying layer (4) comprises a plurality of water permeable bricks (41) which are laid in a staggered mode, and the water permeable bricks (41) are provided with water permeable structures; the buffer layer (3) comprises a plurality of prefabricated concretes (31) which are arranged in an array manner, and the adjacent prefabricated concretes (31) are mutually abutted; the upper surface of the precast concrete (31) is provided with a buffer groove (311), and the bottom wall of the buffer groove (311) is provided with a water storage pipeline (32) communicated with the water storage layer (2); overflow pipe (33) are installed to the lateral wall of dashpot (311), overflow pipe (33) are used for being connected with secret municipal pipe network.

2. The sponge urban drainage structure of claim 1, characterized in that: the water storage layer (2) comprises water storage tanks (21) and water seepage gravel belts (22) which are arranged in a staggered mode, the water storage tanks (21) are located right below the buffer groove (311), and the water storage pipeline (32) is connected to the water storage tanks (21); adjacent be connected with between cistern (21) and ooze row pipeline (23), the outer wall that oozes row pipeline (23) is equipped with infiltration hole (231).

3. The sponge urban drainage structure of claim 2, characterized in that: the buffer groove (311) penetrates through two sides of the extension direction of the precast concrete (31), two opposite side walls of the buffer groove (311) are obliquely arranged, and the width of the notch of the buffer groove (311) is larger than that of the bottom of the buffer groove (311).

4. The sponge urban seepage drainage structure of claim 3, characterized in that: a light sheet (34) is rotatably arranged on the side wall of the buffer groove (311), and the light sheet (34) is normally covered on the overflow pipeline (33); the top of the light thin plate (34) is connected with a buoyancy component (35) used for driving the light thin plate (34) to rotate.

5. The sponge urban seepage drainage structure of claim 4, characterized in that: the buoyancy assembly (35) comprises a connecting rope (351) connected to the light thin plate (34) and a buoyancy ball (352) fixed at one end, far away from the light thin plate (34), of the connecting rope (351).

6. The sponge urban drainage structure of claim 1, characterized in that: the brick (41) of permeating water sets up to the square brick body, the structure of permeating water is including setting up in a plurality of water permeable tank (42) all around brick (41) of permeating water, the width of water permeable tank (42) is by the upper surface of the brick (41) of permeating water to the lower surface of the brick (41) of permeating water crescent.

7. The sponge urban drainage structure of claim 6, wherein: the upper surface of the water permeable brick (41) is provided with a plurality of water guide grooves (43), and the groove depth of the water guide grooves (43) is gradually increased from the middle part of the water permeable brick (41) to the periphery of the water permeable brick (41).

8. The sponge urban drainage structure of claim 1, characterized in that: the upper end of the overflow pipeline (33) is provided with a grid mesh enclosure (331) for blocking foreign matters.

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