Novel road structure for transforming old road surface
By adopting a new road structure including silicate concrete layer and water conduction layer on the old pavement, the problems of poor drainage and water accumulation caused by the simple road structure in the existing technology are solved, and good water permeability and road surface firmness are achieved. .
Patent Information
- Application Number
- CN202421114606.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-21
AI Technical Summary
The existing road structure is prone to potholes and cracks after long-term use, and the drainage effect is poor, resulting in residual water accumulation on the surface.
A new road structure including a base layer, a silicate concrete layer and a water conductor layer is adopted. The top of the silicate concrete layer is equipped with a water tank and a water supply hole. The water conductor layer includes a permeable concrete layer and a permeable brick layer, which is improved by the reinforcement layer. The firmness and drainage effect of the road surface.
It achieves good water permeability on the road surface, avoids water accumulation, and improves the firmness of the road surface through silicate concrete and reinforcement layer.
Smart Images
Figure CN222349419U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of road structures, in particular to a new type of road structure used for reconstructing old road surfaces. Background Art
[0002] Roads are infrastructure for various trackless vehicles and pedestrians to pass through. They support the economy and vitality of cities and carry people's yearning for a better life. There are many types of roads. According to their usage characteristics, they can be divided into highways, urban roads, rural roads, factory roads, forestry roads, etc.; and according to their functions in the urban transportation network, they can be divided into expressways, trunk roads, secondary trunk roads and branch roads.
[0003] After a long period of use, potholes or cracks are prone to appear on the road surface. In order to ensure the normal use of the road, the road needs to be renovated. The existing renovation is generally divided into two types. One is to completely remove the original road and repave it, and the other is to remove the surface of the old road surface and pave it on the basis of the old road surface. When building a road on the basis of the old road surface, in order to make the road more solid, concrete is generally laid. However, the structure of the existing road is relatively simple, so the drainage effect is not good, and water is easily retained on the road surface.
[0004] Therefore, it is necessary to provide a new road structure for reconstructing old road surfaces to solve the above-mentioned technical problems. Utility Model Content
[0005] In order to solve the above technical problems, the utility model provides a new road structure for reconstructing old road surfaces.
[0006] The utility model provides a novel road structure for reconstructing an old road surface, comprising a base layer, a silicate concrete layer and a water-conducting layer, wherein the base layer, the silicate concrete layer and the water-conducting layer are arranged in sequence from bottom to top, a plurality of water grooves are provided on the top of the silicate concrete layer, a plurality of water holes are provided on two inner walls opposite to the plurality of water grooves, water collecting cavities are provided at both ends of the silicate concrete layer, the water collecting cavities are connected with the plurality of water holes on the inner walls of the adjacent water grooves, and a water outlet hole for connecting with the water collecting cavity is provided at the edge of the silicate concrete layer.
[0007] Preferably, the base layer includes a bottom soil layer, a crushed stone layer and an old road surface body, the crushed stone layer is arranged above the bottom soil layer, and the old road surface body is arranged above the crushed stone layer.
[0008] Preferably, a plurality of equally spaced placement grooves are provided on the top of the old pavement body, and the bottom of the silicate concrete layer is filled in the plurality of placement grooves.
[0009] Preferably, the water-conducting layer includes a bottom permeable concrete layer, a top permeable concrete layer and a plurality of permeable concrete columns, the plurality of permeable concrete columns are respectively filled in a plurality of water channels, the bottom permeable concrete layer is arranged on the top of the plurality of permeable concrete columns, the top permeable concrete layer is arranged above the bottom permeable concrete layer, and a surface layer is arranged on the top of the top permeable concrete layer.
[0010] Preferably, the surface layer includes a permeable brick mortar leveling layer and a permeable brick layer, the permeable brick mortar leveling layer is arranged on the top of the top permeable concrete layer, and the permeable brick layer is arranged on the top of the permeable brick mortar leveling layer.
[0011] Preferably, a reinforcement rib layer is filled between the bottom permeable concrete layer and the top permeable concrete layer.
[0012] Preferably, the thickness of the permeable bricks in the permeable brick layer is 8-9 cm.
[0013] Preferably, the reinforcement rib layer includes a plurality of transversely arranged steel bars and a plurality of longitudinally arranged steel bars, and the connection between the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars is bound by iron wire.
[0014] Preferably, the plurality of transversely arranged steel bars are distributed at equal intervals, and the plurality of longitudinally arranged steel bars are distributed at equal intervals.
[0015] Preferably, the corner of the placement groove is an inclined surface.
[0016] Compared with the related art, the new road structure for reconstructing old road surface provided by the utility model has the following beneficial effects:
[0017] The rainwater enters the permeable brick mortar leveling layer through the permeable brick layer, and then enters the top permeable concrete layer through the permeable brick mortar leveling layer, and then moves down to the bottom permeable concrete layer through the reinforcement layer under the action of gravity, and then the rainwater is diverted to multiple permeable concrete columns and enters the water trough. The accumulated water in the water trough at the center flows toward the edge of the silicate concrete layer through the water holes, and the rainwater gathers in the water collecting chambers at both ends of the silicate concrete layer and flows out from the water outlet holes, so that the road surface has a better permeability effect, and it is not easy for water to remain on the road surface. The silicate concrete layer used in this device has good viscosity because the silicate concrete contains silicate cement as a cementing material, which is easy to adhere to the old road surface body. In addition, the device improves the firmness of the road surface to a certain extent by adding a reinforcement layer, multiple transversely arranged steel bars and multiple longitudinally arranged steel bars, and the connection between the multiple transversely arranged steel bars and the multiple longitudinally arranged steel bars is tied with iron wire. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 A schematic diagram of the structure of a new road structure for reconstructing an old road surface provided by the utility model;
[0019] Figure 2 for Figure 1 a schematic diagram of the structure of the decomposition shown;
[0020] Figure 3 for Figure 1 Schematic diagram of the structure of the silicate concrete layer shown;
[0021] Figure 4 for Figure 3 Schematic diagram of the cross-section structure of the silicate concrete layer shown.
[0022] Numbers in the figure: 1. silicate concrete layer; 2. water trough; 3. water hole; 4. water collecting chamber; 5. water outlet; 6. bottom soil layer; 7. gravel layer; 8. old pavement body; 9. permeable concrete column; 10. bottom permeable concrete layer; 11. top permeable concrete layer; 12. reinforcement layer; 13. permeable brick layer; 14. placement groove; 15. inclined surface; 16. permeable brick mortar leveling layer. DETAILED DESCRIPTION
[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.
[0024] Please refer to Figure 1-Figure 4 ,in, Figure 1 A schematic diagram of the structure of a new road structure for reconstructing an old road surface provided by the utility model; Figure 2 for Figure 1 a schematic diagram of the structure of the decomposition shown;
[0025] Figure 3 for Figure 1 Schematic diagram of the structure of the silicate concrete layer shown; Figure 4 for Figure 3 Schematic diagram of the cross-section structure of the silicate concrete layer shown.
[0026] In the specific implementation process, Figure 1-Figure 4As shown, it includes a base layer, a silicate concrete layer 1 and a water-conducting layer, which are arranged in sequence from bottom to top. A plurality of water grooves 2 are provided on the top of the silicate concrete layer 1, and a plurality of water holes 3 are provided on two opposite inner walls of the plurality of water grooves 2. Water collecting chambers 4 are provided at both ends of the silicate concrete layer 1, and the water collecting chambers 4 are connected with the plurality of water holes 3 on the inner walls of the adjacent water grooves. A water outlet hole 5 for connecting with the water collecting chamber 4 is provided at the edge of the silicate concrete layer 1. The base layer includes a bottom soil layer 6, a crushed stone layer 7 and an old pavement body 8. A crushed stone layer 7 is arranged above the soil layer 6, an old road surface body 8 is arranged above the crushed stone layer 7, a plurality of equally spaced placement grooves 14 are provided on the top of the old road surface body 8, the bottom end of the silicate concrete layer 1 is filled in the plurality of placement grooves 14, the corners of the placement grooves 14 are inclined surfaces 15, rainwater from the water trough 2 at the center flows toward the edge of the silicate concrete layer 1 through the water holes 3, the rainwater gathers in the water collection chambers 4 at both ends of the silicate concrete layer 1, and flows out from the water outlets 5, so that the road surface has a better water permeability effect, and rainwater is not easy to remain on the road surface;
[0027] It should be noted that the silicate concrete layer 1 is used. Since the silicate concrete contains silicate cement as a cementitious material, it has good viscosity and is easy to adhere to the old pavement body 8;
[0028] The water-conducting layer includes a bottom permeable concrete layer 10, a top permeable concrete layer 11 and a plurality of permeable concrete columns 9, wherein the plurality of permeable concrete columns 9 are respectively filled in a plurality of water channels 2, a bottom permeable concrete layer 10 is arranged on top of the plurality of permeable concrete columns 9, a top permeable concrete layer 11 is arranged above the bottom permeable concrete layer 10, a surface layer is arranged on top of the top permeable concrete layer 11, and the surface layer includes a permeable brick mortar leveling layer 16 and a permeable brick layer 13, and the permeable brick mortar leveling layer 16 is arranged on A permeable brick layer 13 is arranged on the top of the top permeable concrete layer 11 and the top of the permeable brick mortar leveling layer 16. The thickness of the permeable bricks in the permeable brick layer 13 is 8-9 cm. Rainwater enters the permeable brick mortar leveling layer 16 through the permeable brick layer 13, and then enters the top permeable concrete layer 11 through the permeable brick mortar leveling layer 16. Then, under the action of gravity, the rainwater passes through the reinforcement rib layer 12 and moves down to the bottom permeable concrete layer 10. Then, the rainwater is diverted to a plurality of permeable concrete columns 9 and enters the water channel 2.
[0029] A reinforcement bar layer 12 is filled between the bottom permeable concrete layer 10 and the top permeable concrete layer 11. The reinforcement bar layer 12 includes a plurality of transversely arranged steel bars and a plurality of longitudinally arranged steel bars. The connections between the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars are bound by wires. The plurality of transversely arranged steel bars are evenly distributed, and the plurality of longitudinally arranged steel bars are evenly distributed. By adding the reinforcement bar layer 12, the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars, and the connections between the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars are bound by wires, the firmness of the road surface is improved to a certain extent.
[0030] The working principle of the utility model is as follows: when a road is being constructed, the road consists of multiple attached Figure 1 In the structural composition, when the road is in use, rainwater enters the permeable brick mortar leveling layer 16 through the permeable brick mortar leveling layer 16, and then enters the top permeable concrete layer 11 through the permeable brick mortar leveling layer 16, and then moves down to the bottom permeable concrete layer 10 through the reinforcement layer 12 under the action of gravity, and then the rainwater is diverted to multiple permeable concrete columns 9 and enters the water trough 2. The rainwater in the water trough 2 located at the center flows toward the edge of the silicate concrete layer 1 through the water hole 3, and the rainwater gathers in the water collection cavity 4 at both ends of the silicate concrete layer 1, and flows out from the water outlet hole 5. The hole 5 can also be connected to an external pipe to drain rainwater to a desired location, so that the road surface has a better water permeability effect and rainwater is not easily retained on the road surface. The silicate concrete layer 1 is used in the present device. Since the silicate concrete contains silicate cement as a cementitious material, it has good viscosity and is easy to adhere to the old road surface body 8. In addition, the present device has an additional reinforcement layer 12, a plurality of transversely arranged steel bars and a plurality of longitudinally arranged steel bars, and the connections between the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars are tied with iron wire, which improves the firmness of the road surface to a certain extent.
[0031] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.
[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A new type of road structure used for reconstruction of old road surface, characterized in that: The invention comprises a base layer, a silicate concrete layer (1) and a water-conducting layer, wherein the base layer, the silicate concrete layer (1) and the water-conducting layer are arranged in sequence from bottom to top, a plurality of water channels (2) are provided on the top of the silicate concrete layer (1), a plurality of water holes (3) are provided on two opposite inner walls of the plurality of water channels (2), a water collecting cavity (4) is provided at both ends of the silicate concrete layer (1), the water collecting cavity (4) is connected to the plurality of water holes (3) on the inner wall of the adjacent water channel, and a water outlet hole (5) for connecting to the water collecting cavity (4) is provided at the edge of the silicate concrete layer (1).
2. The new road structure for reconstructing old road surface according to claim 1 is characterized in that: The base layer comprises a bottom soil layer (6), a crushed stone layer (7) and an old road surface body (8); the crushed stone layer (7) is arranged above the bottom soil layer (6), and the old road surface body (8) is arranged above the crushed stone layer (7).
3. The new road structure for reconstruction of old road surface according to claim 2 is characterized in that: The top of the old pavement body (8) is provided with a plurality of placement grooves (14) distributed at equal intervals, and the bottom of the silicate concrete layer (1) is filled in the plurality of placement grooves (14).
4. The new road structure for reconstruction of old road surface according to claim 3 is characterized in that: The water-conducting layer comprises a bottom permeable concrete layer (10), a top permeable concrete layer (11) and a plurality of permeable concrete columns (9); the plurality of permeable concrete columns (9) are respectively filled in a plurality of water channels (2); the bottom permeable concrete layer (10) is arranged on top of the plurality of permeable concrete columns (9); the top permeable concrete layer (11) is arranged above the bottom permeable concrete layer (10); and a surface layer is arranged on the top of the top permeable concrete layer (11).
5. The new road structure for reconstruction of old road surface according to claim 4 is characterized in that: The surface layer comprises a permeable brick mortar leveling layer (16) and a permeable brick layer (13); the permeable brick mortar leveling layer (16) is arranged on the top of the top permeable concrete layer (11); and the permeable brick layer (13) is arranged on the top of the permeable brick mortar leveling layer (16).
6. The new road structure for reconstruction of old road surface according to claim 5 is characterized in that: A reinforcement rib layer (12) is filled between the bottom permeable concrete layer (10) and the top permeable concrete layer (11).
7. The new road structure for reconstruction of old road surface according to claim 5 is characterized in that: The thickness of the permeable bricks in the permeable brick layer (13) is 8-9 cm.
8. The new road structure for reconstruction of old road surface according to claim 6 is characterized in that: The reinforcement rib layer (12) comprises a plurality of transversely arranged steel bars and a plurality of longitudinally arranged steel bars, and the connection points between the plurality of transversely arranged steel bars and the plurality of longitudinally arranged steel bars are bound by iron wires.
9. The new road structure for reconstruction of old road surface according to claim 8 is characterized in that: The plurality of transversely arranged steel bars are evenly distributed, and the plurality of longitudinally arranged steel bars are evenly distributed.
10. The new road structure for reconstruction of old road surface according to claim 3 is characterized in that: The corner of the placement groove (14) is an inclined surface (15).