CN210658632U - Infiltration ditch structure - Google Patents

Infiltration ditch structure Download PDF

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Publication number
CN210658632U
CN210658632U CN201921487327.0U CN201921487327U CN210658632U CN 210658632 U CN210658632 U CN 210658632U CN 201921487327 U CN201921487327 U CN 201921487327U CN 210658632 U CN210658632 U CN 210658632U
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CN
China
Prior art keywords
layer
catch basin
concrete cushion
rainwater well
percolation
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Expired - Fee Related
Application number
CN201921487327.0U
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Chinese (zh)
Inventor
宋照兵
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Chongqing Weitu Landscape Design Co Ltd
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Chongqing Weitu Landscape Design Co Ltd
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Priority to CN201921487327.0U priority Critical patent/CN210658632U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a percolation trench structure, which comprises a pavement layer and a rammed plain soil layer with a trapezoidal section, wherein a concrete cushion layer is arranged right above the rammed plain soil layer, a catch basin is arranged right above the concrete cushion layer, and brick masonry bodies are also arranged on the concrete cushion layers at the left side and the right side of the catch basin; a U-shaped gap intercepting ditch penetrating through the road surface layer is arranged at the outlet of the catch basin; a pavement bonding layer, a reinforced concrete building layer and a crushed stone layer are sequentially filled in the spaces on the left side and the right side of the concrete cushion layer and the rainwater well from top to bottom; the drainage pipe is buried in the upper gravel layer and penetrates through the rainwater well, and the strainer pipe is buried in the lower gravel layer and penetrates through the rainwater well. The utility model discloses a ripe slot formula escape canal guarantees the pleasing to the eye effect in ground, guarantees road surface stable in structure, solves among the sponge city construction reinforced concrete waterproof of mating formation, the construction cost too high problem of mating formation that permeates water, supplements the stereoplasm place groundwater of mating formation.

Description

Infiltration ditch structure
Technical Field
The utility model relates to urban road design field, in particular to infiltration ditch structure.
Background
The sponge city is a city which can be like a sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, absorbs water, stores water, seeps water and purifies water when raining, and releases and utilizes the stored water when needed. 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. 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. According to the technical guidance of sponge city construction, all places should protect original 'sponges' such as rivers, lakes, wetlands, pools, ditches and the like from being influenced by development activities to the maximum extent; the damaged sponge body is gradually restored by comprehensively using physical, biological and ecological means and the like, and a certain proportion of ecological space is maintained. In the existing pavement sites such as squares and roads in sponge cities, when hard concrete is used for permeable pavement, the thickness of the pavement sites needs to be more than 400mm to meet the structural stability of the roads, and the construction cost is too high; when non-permeable pavement is adopted, the rainfall formation water volume cannot supplement the groundwater volume, and the technical requirements of sponge cities cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the disadvantages of the prior art, the utility model provides a percolation channel structure.
The utility model provides a technical scheme is: a percolation trench structure comprises a pavement layer and a rammed plain soil layer with a trapezoidal section, wherein a concrete cushion layer is arranged right above the rammed plain soil layer, a catch basin is arranged right above the concrete cushion layer, and brick masonry is further arranged on the concrete cushion layers on the left side and the right side of the catch basin; a U-shaped gap intercepting ditch penetrating through the road surface layer is arranged at the outlet of the catch basin; a pavement bonding layer, a reinforced concrete building layer and a crushed stone layer are sequentially filled in the spaces on the left side and the right side of the concrete cushion layer and the rainwater well from top to bottom; the drainage pipe is buried in the upper gravel layer and penetrates through the rainwater well, and the strainer pipe is buried in the lower gravel layer and penetrates through the rainwater well.
The utility model discloses a infiltration, drainage road surface structure, structural hierarchy is compact, pleasing to the eye, through permeating, filtering layer upon layer, reduces discharging effectually and be difficult for causing drainage system to block up. The infiltration ditch structure comprises a road surface layer and a tamped plain soil layer with a trapezoidal section, wherein the tamped plain soil layer is used as a foundation layer, and an inverted trapezoidal structure is adopted, so that materials of an upper filling layer can be concentrated, the infiltration and water filtration functions are more concentrated, and the effect is good; a concrete cushion layer is arranged in a half area of the center of the upper surface of the tamping vegetable soil layer, the concrete cushion layer is of a plate structure made of C20 concrete with the thickness of 100, so that the installation of a water well above the concrete cushion layer is convenient, and the section of a catch basin right above the concrete cushion layer is U-shaped and is used as a drainage channel; in order to avoid the rainwater well from being extruded and deformed by surrounding filling materials, brick masonry bodies are laid on the concrete cushion layers on the left side and the right side of the rainwater well and are built by Mu7.5 bricks; the rainwater well outlet is provided with a triangle-shaped gap intercepting ditch which penetrates through the pavement layer, the triangle-shaped gap intercepting ditch can be made of sectional materials, the mounting and processing are convenient, the bearing performance is good, the upper end of the ditch is open, and a frame structure which can intercept large objects such as garbage and tree branches is arranged in the upper end opening part, so that the large objects are prevented from entering the rainwater well and causing blockage; in order to permeate and filter underground water and form effective road engineering, a road surface bonding layer, a reinforced concrete building layer and a gravel layer are sequentially filled in the spaces on the left side and the right side of the concrete cushion layer and the rainwater well from top to bottom, the road surface bonding layer can be made of cement, the particle size in the gravel layer is only 20-30mm, and the bearing performance and the permeation and filtration performance are ensured; in order to advance rainwater well with the row of, the utility model discloses still include drain pipe and strainer, the drain pipe buries underground in the metalling on upper strata and passes rainwater well, and the strainer buries underground in the metalling of lower floor and passes rainwater well, and both all levels set up 8 in the same direction as ditch direction interval 500 mm. Use the utility model discloses the time, beat earlier tamp plain soil layer as the foundation course, install in proper order and mix earth bed course, catch basin, brick brickwork, strainer pipe, drain pipe, metalling, reinforced concrete building layer, article font gap catch basin, road surface adhesive linkage and pavement layer can.
The utility model has the beneficial technical effects that the infiltration ditch, ground adopts ripe slot formula escape canal, guarantees the pleasing to the eye effect of ground, adopt 200mm thick road structure, reduce the construction cost, set up at any time bed course and Ø 110UPVC strainer and the thick geotechnique cloth of 5mm, replenish the groundwater yield, in guaranteeing the pleasing to the eye effect of ground, guarantee road surface stable in structure, it is waterproof to solve reinforced concrete pavement in the sponge city construction, the permeable pavement adopts the thickened permeable concrete to satisfy the too high problem of intensity and permeability construction cost, replenish stereoplasm place groundwater of mating.
Drawings
FIG. 1 is a schematic view of the structure principle of the present invention;
in the figure, 1, a pavement layer, 2, a pavement bonding layer, 3, a reinforced concrete building layer, 4, a triangular gap catch drain, 5, a steel hook, 6, a brick masonry, 7, a drain pipe, 8, a gravel layer, 9, thick-soil engineering cloth, 10, a water filter pipe, 11, a concrete cushion layer, 12, a rainwater well, 13 and a rammed plain soil layer.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, the relative terms "upper", "lower", "left", "right", "inner", "outer" and other position indication positions are only based on the position shown in the drawings to simplify the description of the present invention, but not the position and structure that the components must have, and thus, the limitation of the present invention cannot be understood.
Example 1
As shown in the attached figure 1, the infiltration ditch structure comprises a pavement layer 1 and a rammed plain soil layer 13 with a trapezoidal section, wherein a concrete cushion layer 11 is arranged right above the rammed plain soil layer 13, a rainwater well 12 is arranged right above the concrete cushion layer 11, and brick masonry 6 is also arranged on the concrete cushion layer 11 on the left side and the right side of the rainwater well 12; the outlet of the catch basin 12 is provided with a triangular slit intercepting ditch 4 which penetrates through the pavement layer 1; the concrete cushion layer 11 and the space on the left side and the right side of the rainwater well 12 are sequentially filled with a pavement bonding layer 2, a reinforced concrete building layer 3 and a gravel layer 8 from top to bottom; the drainage pipe 7 is buried in the upper gravel layer 8 and penetrates through the rainwater well 12, and the strainer 10 is buried in the lower gravel layer 8 and penetrates through the rainwater well 12.
The utility model discloses a infiltration, drainage road surface structure, structural hierarchy is compact, pleasing to the eye, through permeating, filtering layer upon layer, reduces discharging effectually and be difficult for causing drainage system to block up. Specifically, the infiltration ditch structure comprises a pavement layer 1 and a rammed plain soil layer 13 with a trapezoidal section, wherein the rammed plain soil layer 13 is used as a foundation layer, and an inverted trapezoidal structure is adopted, so that materials of an upper filling layer can be concentrated, the infiltration and water filtration functions are more concentrated, and the effect is good; a concrete cushion layer 11 is arranged in a half area of the center of the upper surface of the tamping vegetable soil layer 13, is of a plate structure made of concrete with the thickness of 100C 20, is convenient to install a water well above, and the section of a catch basin 12 right above the concrete cushion layer 11 is U-shaped and is used as a drainage channel; in order to avoid the rainwater well 12 from being extruded and deformed by surrounding filling materials, brick masonry 6 is laid on the concrete cushion layers 11 on the left side and the right side of the rainwater well 12 and is built by Mu7.5 bricks; the outlet of the rainwater well 12 is provided with a triangular gap intercepting ditch 4 which penetrates through the pavement layer 1, the triangular gap intercepting ditch 4 can be made of sectional materials, the mounting and processing are convenient, the bearing performance is good, the upper end of the triangular gap intercepting ditch is opened, a frame structure which can intercept large objects such as garbage and tree branches is arranged in the opening part of the upper end, and the large objects are prevented from entering the rainwater well 12 and causing blockage; in order to permeate and filter underground water and form effective road engineering, a road surface bonding layer 2, a reinforced concrete building layer 3 and a gravel layer 8 are sequentially filled in spaces on the left side and the right side of the concrete cushion layer 11 and the rainwater well 12 from top to bottom, the road surface bonding layer 2 can be made of cement, the particle size in the gravel layer 8 is only 20-30mm, and the bearing performance and the permeation and filtration performance are ensured; in order to discharge water into the rainwater well 12, the utility model discloses still include drain pipe 7 and strainer 10, drain pipe 7 buries underground in the metalling 8 of upper strata and passes rainwater well 12, and strainer 10 buries underground in the metalling 8 of lower floor and passes rainwater well 12, and both all levels set up 8 in the same direction as ditch direction interval 500 mm. Use the utility model discloses the time, beat earlier tamp plain soil layer 13 as the foundation course, install in proper order and mix earth bed course 11, catch basin 12, brick brickwork 6, strainer 10, drain pipe 7, metalling 8, reinforced concrete earth building layer 3, article font gap catch basin 4, road surface adhesive linkage 2 and pavement layer 1 can.
Further, 4 lower parts of delta-shaped gap catch water drain flush from top to bottom with road surface adhesive linkage 2, and brick brickwork 6 flushes with going up the line on the rubble layer 8, and reinforced concrete building layer 3 is located between road surface adhesive linkage 2 and the rubble layer 8. For guaranteeing each level's installation error, during the installation, 4 lower parts of article font gap catch basin flush from top to bottom with road surface adhesive linkage 2, and brick brickwork 6 flushes with 8 lines on the metalling, and reinforced concrete building layer 3 is located between road surface adhesive linkage 2 and the metalling 8.
Furthermore, the two ends of the lower part of the triangular gap intercepting ditch 4 are provided with steel hooks 5 for catching the reinforced concrete building layer 3. In order to prevent the triangular gap intercepting drain 4 from being dislocated by the change of the terrain and enhance the stability, the two ends of the lower part of the triangular gap intercepting drain are provided with steel hooks 5 for grabbing the reinforced concrete building layer 3.
Furthermore, a thick geotextile 9 is embedded in the gravel layer 8 of the outer port of the water filter pipe 10. In order to prevent soil and gravels from entering the strainer 10 to cause blockage, a thick geotextile 9 with the thickness of 5mm is also embedded in the gravel layer 8 at the port at the outer side of the strainer 10.
Further, the upper end of the thick geotextile 9 extends inwards to contact with the brickwork 6. In order to further ensure the effect, the upper end of the thick geotextile 9 is led out inwards to be contacted with the brick masonry 6 during installation.
Further, the type of the drainpipe 7 and the drainpipe 10 are Ø 110UPVC material, and the material is the same, but the drainpipe 7 is longer than the drainpipe 10.
Further, a pair of drainage pipes 7 is disposed at the right side of the catch basin 12, and a pair of drainage pipes 10 is symmetrically disposed at both sides of the catch basin 12. As shown in fig. 1, a pair of drainage pipes 7 are buried at the right side of a catch basin 12 and arranged at intervals up and down, and a pair of drainage pipes 10 are symmetrically buried at both sides of the catch basin 12 and arranged at intervals; the upper layer water enters the catch basin 12 from the drain pipe 7, and the lower layer water enters the catch basin 12 from the strainer pipe 10 after being filtered by the thick geotextile 9.
Obviously, the utility model relates to a infiltration, drainage road surface structure, structural hierarchy is compact, pleasing to the eye, and through infiltration, filtration layer upon layer, emission reduction is effectual and be difficult for causing drainage system to block up.
The foregoing is a preferred embodiment of the present invention, and it should be understood that those skilled in the art can derive the related technical solutions through logic analysis, reasoning or experiment based on the present invention without creative efforts, and therefore, these related technical solutions should be within the protection scope of the present claims.

Claims (7)

1. The utility model provides a filtration ditch structure, includes road surface layer (1) and trapezoidal cross-section's plain soil layer of ramming (13), its characterized in that: a concrete cushion layer (11) is arranged right above the rammed plain soil layer (13), a catch basin (12) is arranged right above the concrete cushion layer (11), and brick masonry (6) is arranged on the concrete cushion layer (11) on the left side and the right side of the catch basin (12); the outlet of the catch basin (12) is provided with a triangle-shaped slit intercepting ditch (4) which penetrates through the pavement layer (1); the concrete cushion layer (11) and the spaces on the left side and the right side of the rainwater well (12) are sequentially filled with a pavement bonding layer (2), a reinforced concrete building layer (3) and a gravel layer (8) from top to bottom; the drainage pipe (7) is buried in the upper gravel layer (8) and penetrates through the rainwater well (12), and the water filter pipe (10) is buried in the lower gravel layer (8) and penetrates through the rainwater well (12).
2. A percolation trench structure according to claim 1, wherein: the lower part of the triangular gap catch water ditch (4) is flush with the pavement bonding layer (2) from top to bottom, the brick masonry (6) is flush with the gravel layer (8) on line, and the reinforced concrete building layer (3) is located between the pavement bonding layer (2) and the gravel layer (8).
3. A percolation trench structure according to claim 2, wherein: two ends of the lower part of the triangle gap intercepting ditch (4) are provided with steel hooks (5) for catching the reinforced concrete building layer (3).
4. A percolation trench structure according to claim 3, wherein: a thick geotextile (9) is also embedded in the gravel layer (8) of the outer port of the strainer pipe (10).
5. A percolation trench structure according to claim 4, wherein: the upper end of the thick geotextile (9) is extended inwards to be contacted with the brickwork (6).
6. The percolation channel structure according to claim 5, wherein the type of the drainage pipe (7) and the type of the drainage pipe (10) are Ø 110UPVC material pipes.
7. A percolation trench structure according to claim 1, 2 or 6, wherein: the pair of drain pipes (7) is arranged on the right side of the catch basin (12), and the pair of strainer pipes (10) is symmetrically arranged on two sides of the catch basin (12).
CN201921487327.0U 2019-09-07 2019-09-07 Infiltration ditch structure Expired - Fee Related CN210658632U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921487327.0U CN210658632U (en) 2019-09-07 2019-09-07 Infiltration ditch structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921487327.0U CN210658632U (en) 2019-09-07 2019-09-07 Infiltration ditch structure

Publications (1)

Publication Number Publication Date
CN210658632U true CN210658632U (en) 2020-06-02

Family

ID=70843386

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921487327.0U Expired - Fee Related CN210658632U (en) 2019-09-07 2019-09-07 Infiltration ditch structure

Country Status (1)

Country Link
CN (1) CN210658632U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200602

Termination date: 20210907

CF01 Termination of patent right due to non-payment of annual fee