Pavement structure of permeable road
By combining a compacted layer, a crushed stone layer, geotextile, and drainage pipes, the instability caused by the sand and gravel filling on the surface of the permeable road was solved, enabling effective rainwater infiltration and improving the permeability of the road, thus solving the problem of urban flooding.
Patent Information
- Application Number
- CN202422909760.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-28
- Publication Date
- 2025-11-04
- Estimated Expiration
- 2034-11-28
AI Technical Summary
The existing permeable pavement surface is filled with sand and gravel, which makes the road foundation unstable and cannot be used on major traffic roads. Rainwater cannot infiltrate and cannot effectively solve the problem of urban flooding.
The structure adopts a combination of compacted layer, crushed stone layer, geotextile and drainage pipe. The surface of the compacted layer is designed in a V-shape. Drainage pipe is installed at the bottom of the crushed stone layer. The geotextile filters rainwater. The crushed stone layer has large gaps. The drainage pipe drains water. The road surface layer is inclined and equipped with drainage channels and covers to prevent blockage.
It improves the permeability and stability of permeable roads, allowing rainwater to infiltrate effectively, preventing water accumulation, and enhancing the road's usability.
Smart Images
Figure CN223510229U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to road surface structure technical field, concretely is the road surface structure of water permeable road. BACKGROUND
[0002] Water permeable road adopts ecological water permeable concrete paving, can make rainwater rapidly infiltrate into the ground surface, effectively replenish groundwater, relieve urban heat island effect, can balance urban ecological system;
[0003] At present, the surface of general water permeable road is filled through sandstone, and the water permeation performance will cause unstable influence on highway foundation, cannot be used in main traffic road, can only be applied in park road and community road, thereby making rainwater on the main road of city unable to infiltrate, and the problem of urban waterlogging cannot be solved, so the road surface structure of water permeable road is provided to solve the above problems. UTILITY MODEL CONTENT
[0004] In view of the defects of prior art, the utility model provides the road surface structure of water permeable road, solves the problem that the surface of general water permeable road is filled through sandstone at present, and the water permeation performance will cause unstable influence on highway foundation, cannot be used in main traffic road, can only be applied in park road and community road, thereby making rainwater on the main road of city unable to infiltrate, and the problem of urban waterlogging cannot be solved.
[0005] To realize above-mentioned purpose, the utility model is realized through following technical scheme: the road surface structure of water permeable road, including ramming layer, the ramming layer upper surface is paved with gravel layer, the upper surface of geotextile is paved with pavement layer;
[0006] The upper surface of the ramming layer is designed as V-shaped structure, the bottom of the gravel layer is provided with a drainage pipe for drainage, and the drainage pipe is located at the center of the upper surface of the ramming layer.
[0007] Preferably, a waterproof layer is fixedly arranged between the ramming layer and the gravel layer.
[0008] Preferably, a face brick is arranged on the upper surface of the gravel layer, and the geotextile is arranged on the upper surface of the face brick.
[0009] Preferably, the upper surface of the pavement layer is inclined from the middle to both sides, and the inclination angle is 1° to 2°.
[0010] Preferably, a drainage groove is formed in the upper surface of the pavement layer on both sides, and a plurality of cover plates are arranged on the surface of the pavement layer at the position of the drainage groove.
[0011] Preferably, the plurality of cover plates are closely attached, and the cover plates can filter and block the opening of the drainage groove.
[0012] Beneficial effects
[0013] This utility model provides a pavement structure for permeable roads. Compared with the prior art, it has the following advantages:
[0014] The permeable road surface structure, with the geotextile filtering the water and rainwater penetrating into the gravel layer, improves the flowability of rainwater through the gravel layer. At the same time, the drainage pipes can carry out drainage operations, thereby increasing the overall permeability and stability of the road. This enhances the permeability of the road, allowing rainwater to infiltrate better, preventing water accumulation, and improving the service effectiveness of the structure. Attached Figure Description
[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0016] Figure 2 This is a top view of the overall structure of this utility model;
[0017] Figure 3 This utility model Figure 1 A magnified structural diagram at point A.
[0018] In the diagram: 101, compacted layer; 102, crushed stone layer; 103, waterproof layer; 104, drainage pipe; 105, facing bricks; 106, road surface layer; 107, geotextile; 108, drainage channel; 109, cover plate. Detailed Implementation
[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0020] like Figure 1 As shown:
[0021] The pavement structure of the permeable road includes a compacted layer 101.
[0022] In this implementation plan: In order to solve the technical problems existing in the prior art, such as the above-disclosed background technology, "the surface of the current general permeable road is filled with sand and gravel, and the permeability will cause instability to the road foundation. It cannot be used for main traffic roads and can only be used for park roads and community roads, so rainwater on the main urban roads cannot infiltrate and cannot truly solve the problem of urban flooding." In combination, this problem is obviously a real and difficult problem to solve. Therefore,
[0023] Further in this regard:
[0024] As shown in the drawings: Figures 1-3
[0025] In combination with the above: the upper surface of the tamping layer 101 is paved with a gravel layer 102, the upper surface of the gravel layer 102 is provided with a geotextile 107, and the upper surface of the geotextile 107 is paved with a pavement layer 106;
[0026] The upper surface of the tamping layer 101 is designed in a V-shaped structure, and the bottom of the gravel layer 102 is provided with a drainage pipe 104 for drainage, and the drainage pipe 104 is located at the center of the upper surface of the tamping layer 101.
[0027] In this embodiment: the pavement structure of the permeable road, when it rains, the rainwater penetrates the pavement layer 106 and is filtered by the geotextile 107 at the bottom of the pavement layer 106, which can avoid the blockage of the drainage pipe 104, and the geotextile 107 can prevent the loss of materials inside the pavement layer 106 due to rainwater penetration, avoid the mixing of materials of the pavement layer 106 and the gravel layer 102, and keep the drainage unobstructed;
[0028] And the rainwater penetrates into the gravel layer 102, and the gravel layer 102 has a large gap between them, thereby improving the flowability of the rainwater, and the rainwater penetrates into the gravel layer 102 and is located at the top of the tamping layer 101, and the top of the tamping layer 101 is designed in a V-shaped structure, at this time the rainwater collects in the middle, and the collected rainwater is discharged through the drainage pipe 104, through this operation, under the filtration of the geotextile 107, the rainwater penetrates into the gravel layer 102, and the flowability of the rainwater is improved through the gravel layer 102, and the drainage pipe 104 can perform drainage operation, thereby increasing the overall permeability and stability, which can improve the permeability of the road, so that the rainwater can better infiltrate, avoid waterlogging, and improve the use effect of this structure.
[0029] Further in this regard;
[0030] In an optional embodiment, a waterproof layer 103 is fixedly paved between the tamping layer 101 and the gravel layer 102.
[0031] In this embodiment: the waterproof layer 103 can prevent water from leaking into the tamping layer 101, ensuring the stability of the tamping layer 101.
[0032] Further in this regard;
[0033] In an optional embodiment, a face brick 105 is paved on the upper surface of the gravel layer 102, and the geotextile 107 is paved on the upper surface of the face brick 105.
[0034] In the embodiment, the plurality of surface bricks 105 are closely laid on the upper surface of the gravel layer 102, so that the protrusion of the gravel layer 102 can effectively avoid the top breaking of the geotextile 107, and the surface bricks 105 can better protect the geotextile 107 in a smooth laying state.
[0035] Further,
[0036] In an optional embodiment, the upper surface of the pavement layer 106 is inclined from the middle to both sides, and the inclination angle is 1° to 2°.
[0037] The upper surface of the pavement layer 106 is provided with a plurality of drainage grooves 108, and a plurality of cover plates 109 are laid on the pavement layer 106 at the positions of the drainage grooves 108.
[0038] The plurality of cover plates 109 are closely fitted, and the cover plates 109 can filter and block the opening of the drainage groove 108.
[0039] In the embodiment, the upper surface of the pavement layer 106 is inclined from the middle to both sides, and the inclination angle is 1° to 2°, and the rainwater on the upper surface of the pavement layer 106 flows to both sides, so that the flowability of the rainwater is improved, and the waterlogging of the rainwater is better avoided.
[0040] The flowing rainwater flows into the drainage groove 108 and is discharged, and the cover plate 109 can filter and block the opening of the drainage groove 108, so as to avoid the blockage of the drainage groove 108 and affect the flowability of the rainwater.
[0041] The working principle and use process of the permeable road pavement structure are as follows: when it rains, the rainwater penetrates the pavement layer 106 and is filtered by the geotextile 107 at the bottom of the pavement layer 106, so as to avoid the blockage of the drain pipe 104, the geotextile 107 can prevent the loss of the materials in the pavement layer 106 due to the penetration of the rainwater, the materials in the pavement layer 106 and the gravel layer 102 are prevented from mixing, and the drainage is kept unobstructed; the rainwater penetrates the gravel layer 102, and the gravel layer 102 has a large gap, so that the flowability of the rainwater is improved, the rainwater penetrates the gravel layer 102 and is located on the top of the rammed layer 101, the top of the rammed layer 101 is designed in a V-shaped structure, the rainwater is collected in the middle, and the collected rainwater is discharged through the drain pipe 104, so that the permeability and stability of the whole are improved, the permeability of the road is improved, the rainwater is better infiltrated, the waterlogging is avoided, and the use effect of the structure is improved.
[0042] With the arrangement of facing bricks 105, multiple sets of facing bricks 105 are laid close together on the upper surface of the crushed stone layer 102, effectively preventing the crushed stone layer 102 from protruding and puncturing the geotextile 107. This ensures that the smooth laying of facing bricks 105 provides better protection for the geotextile 107. The upper surface of the road surface layer 106 slopes from the middle to both sides at an angle of 1° to 2°, causing rainwater on the upper surface of the road surface layer 106 to flow to both sides, thereby improving the flowability of rainwater and better preventing rainwater accumulation. The flowing rainwater flows into the drainage channel 108 for drainage. At the same time, the cover plate 109 filters and seals the opening of the drainage channel 108, preventing blockage and affecting the flowability of rainwater.
[0043] Furthermore, any content not described in detail in this specification is existing technology known to those skilled in the art.
Claims
1. A permeable road surface structure, comprising a compacted layer (101), characterized in that, The compacted layer (101) is covered with a crushed stone layer (102) on its upper surface, and a geotextile (107) is placed on top of the crushed stone layer (102). A road surface layer (106) is laid on the upper surface of the geotextile (107). The upper surface of the compacted layer (101) has a V-shaped structure design, and the bottom of the crushed stone layer (102) is provided with a drainage pipe (104) for drainage, and the drainage pipe (104) is located at the center of the upper surface of the compacted layer (101).
2. The pavement structure of the permeable road according to claim 1, characterized in that: A waterproof layer (103) is fixedly laid between the compacted layer (101) and the crushed stone layer (102).
3. The pavement structure of the permeable road according to claim 1, characterized in that: The upper surface of the crushed stone layer (102) is covered with facing bricks (105), and the geotextile (107) is laid on the upper surface of the facing bricks (105).
4. The pavement structure of the permeable road according to claim 1, characterized in that: The upper surface of the road surface layer (106) is inclined from the middle to both sides at an angle of 1° to 2°.
5. The pavement structure of the permeable road according to claim 4, characterized in that: The upper surface of the road layer (106) is provided with drainage grooves (108) on both sides, and multiple sets of cover plates (109) are laid on the surface of the road layer (106) at the location of the drainage grooves (108).
6. The pavement structure of the permeable road according to claim 5, characterized in that: Multiple sets of the cover plates (109) fit together tightly, and the opening of the drainage channel (108) can be filtered and blocked through the cover plates (109).