阅读说明：本技术 一种适宜于分区域功能的装配式透水混凝土路面结构 (Be suitable for regional assembled concrete pavement structure that permeates water of dividing ) 是由 刘颖才 尚高鹏 黄延亮 周炜 赵军 王伟坤 祁璐帆 谢文国 胡进森 张海红 杨艳 于 2021-08-02 设计创作，主要内容包括：本发明公开了一种适宜于分区域功能的装配式透水混凝土路面结构；该结构包括行车路面结构和人行路面结构；行车路面结构包括相对且间隔布设的车辆主承载路面结构和设在车辆主承载路面结构之间的非承载路面结构；人行路面结构配合在车辆主承载路面结构的一侧或两侧；路面排水结构配合在行车路面结构和人行路面结构中,路面排水结构用于路面雨水的吸收和外排。本发明结构设计合理,建造用料少,施工效率高,可有效解决现有路面结构建造及维护成本高的问题。(The invention discloses an assembled pervious concrete pavement structure suitable for a zone division function; the structure comprises a traveling road surface structure and a pedestrian road surface structure; the driving pavement structure comprises main vehicle bearing pavement structures which are oppositely and alternately arranged and non-bearing pavement structures which are arranged between the main vehicle bearing pavement structures; the pedestrian pavement structure is matched on one side or two sides of the main bearing pavement structure of the vehicle; in road surface drainage structure cooperation driving road surface structure and pedestrian's road surface structure, road surface drainage structure is used for the absorption and the outer row of road surface rainwater. The invention has reasonable structural design, less construction materials and high construction efficiency, and can effectively solve the problem of high construction and maintenance cost of the existing pavement structure.)

1. The utility model provides a be suitable for regional function's assembled pervious concrete pavement structure, its characterized in that includes:

the driving pavement structure comprises main vehicle bearing pavement structures which are oppositely and alternately arranged and non-bearing pavement structures which are arranged between the main vehicle bearing pavement structures;

a pedestrian pavement structure fitted on one or both sides of a main load-bearing pavement structure of the vehicle;

the road surface drainage structure is matched in the driving road surface structure and the pedestrian road surface structure and is used for absorbing and discharging rainwater on the road surface.

2. The fabricated permeable concrete pavement structure suitable for zoned functions of claim 1, wherein the vehicle main load bearing pavement structure comprises positioning sleepers and a roadway slab; the location sleeper beam part imbeds the road bed, the location sleeper beam is built the length direction along the road bed and is laid a plurality ofly at the equidistance, the lane board overlap joint is between adjacent location sleeper beam and the tip splices in order.

3. The fabricated permeable concrete pavement structure suitable for regional division according to claim 2, wherein the positioning sleeper beam is in a strip shape, the upper side of the positioning sleeper beam is provided with a positioning protrusion for limiting and blocking the outer side of the roadway plate, and the outer edge of the upper side of the roadway plate is provided with gentle slope curb.

4. An assembled pervious concrete pavement structure suitable for zoned functions as claimed in claim 3, wherein a cushion pad is provided between said positioning bolster and the roadway plate.

5. The fabricated pervious concrete pavement structure suitable for regional functions as claimed in claim 3, wherein the middle part of the positioning sleeper beam is provided with a prefabricated counter bore, a reinforced cement nail is matched in the prefabricated counter bore and is driven into the roadbed, and the upper end part of the reinforced cement nail is fixedly connected with cast-in-place concrete of the prefabricated counter bore.

6. The fabricated pervious concrete pavement structure suitable for the zoning function of claim 5, wherein the positioning sleeper beam is provided with an arc-shaped groove outside the prefabricated counter bore, and the lower surface of the roadway plate is provided with an arc-shaped bulge matched with the arc-shaped groove at the position corresponding to the arc-shaped groove.

7. An assembled pervious concrete pavement structure suitable for zoning according to any of claims 2 to 6, wherein said non-load bearing pavement structure comprises pervious support beams and pavement slabs; the supporting beams that permeate water overlap joint is between two location sleeper beams of laying relatively, and the road board is held in the tip top, the decking overlap joint is adjacent permeating water between the supporting beam and the tip concatenation, and the decking centre gripping is between relative road board, and a plurality of wash ports are laid to the rectangular array on the decking.

8. The fabricated permeable concrete pavement structure suitable for the zoning function of claim 7, wherein the permeable supporting beams are provided with buckling protrusions at both ends, and the positioning sleeper beam is provided with matching grooves adapted to the buckling protrusions.

9. An assembled pervious concrete pavement structure suitable for zoned functions as claimed in claim 7, wherein said pavement structure comprises a pervious pavement butted against the outside of the roadway slab.

10. The fabricated permeable concrete pavement structure suitable for the zoned function according to claim 9, wherein the pavement drainage structure comprises a crushed stone filler layer filled between the pavement slab and the roadbed and between the permeable pavement and the roadbed, a waterproof layer provided between the crushed stone filler layer and the roadbed, and a drainage shoulder or a drainage gutter provided outside the permeable pavement and outside the traffic pavement structure and corresponding to the crushed stone filler layer.

Technical Field

The invention belongs to the technical field of road engineering, and particularly relates to an assembled pervious concrete pavement structure suitable for a zone dividing function.

Background

At present, a pavement structure adopted by a natural village (group) through hardened road is mainly a cast-in-place concrete pavement structure, the pavement structure adopts a cast-in-place construction mode, a long maintenance period is needed after pouring is completed, and the construction period is long. In addition, after construction is finished, a certain amount of construction waste can be generated, the environment is harmed, the requirements of green construction, energy conservation and environmental protection advocated by the state are not met, water is accumulated on the road surface in rainy seasons, water drainage is difficult, and certain influence is caused on driving safety.

The natural village (group) road surface structure can be functionally divided into regions to form a non-motor vehicle road surface and a vehicle driving road surface, the non-motor vehicle road surface is used by pedestrians and non-motor vehicles, and the vehicle driving road surface is used for driving agricultural vehicles, so that the functional division can standardize the village road, and the functional region is divided for the targeted road surface structure construction, thereby reducing the construction cost and the maintenance cost; the prior art lacks an assembled pervious concrete pavement structure suitable for the regional function.

Disclosure of Invention

The invention aims to provide an assembled pervious concrete pavement structure suitable for a zone division function aiming at the defects in the prior art, and the assembled pervious concrete pavement structure is used for solving the problem of high construction and maintenance cost of the existing pavement structure.

In order to achieve the purpose, the invention adopts the technical scheme that:

an assembled pervious concrete pavement structure suitable for regional division function, comprising:

the driving pavement structure comprises main vehicle bearing pavement structures which are oppositely and alternately arranged and non-bearing pavement structures which are arranged between the main vehicle bearing pavement structures;

a pedestrian pavement structure fitted on one or both sides of a main load-bearing pavement structure of the vehicle;

the road surface drainage structure is matched in the driving road surface structure and the pedestrian road surface structure and is used for absorbing and discharging rainwater on the road surface.

Further, the vehicle main bearing pavement structure comprises a positioning sleeper beam and a roadway plate; the location sleeper beam part imbeds the road bed, the location sleeper beam is built the length direction along the road bed and is laid a plurality ofly at the equidistance, the lane board overlap joint is between adjacent location sleeper beam and the tip splices in order.

Furthermore, the positioning sleeper beam is in a strip block shape, a positioning bulge for limiting and blocking the outer side of the roadway plate is arranged on the upper side of the positioning sleeper beam, and gentle slope road teeth are arranged on the outer edge of the upper side of the roadway plate.

Furthermore, a cushion pad is arranged between the positioning sleeper beam and the roadway plate.

Furthermore, the middle part of the positioning sleeper beam is provided with a prefabricated counter bore, a reinforced cement nail is matched in the prefabricated counter bore, the reinforced cement nail is driven into the roadbed, and the upper end part of the reinforced cement nail is fixedly connected with cast-in-place concrete of the prefabricated counter bore.

Furthermore, an arc-shaped groove is formed in the outer side of the prefabricated counter bore on the positioning sleeper beam, and an arc-shaped bulge matched with the arc-shaped groove is formed in the position, corresponding to the arc-shaped groove, of the lower surface of the roadway plate.

Further, the non-bearing pavement structure comprises a water-permeable supporting beam and a pavement slab; the supporting beams that permeate water overlap joint is between two location sleeper beams of laying relatively, and the road board is held in the tip top, the decking overlap joint is adjacent permeating water between the supporting beam and the tip concatenation, and the decking centre gripping is between relative road board, and a plurality of wash ports are laid to the rectangular array on the decking.

Furthermore, the two ends of the water-permeable supporting beam are provided with buckle protrusions, and the positioning sleeper beam is provided with matching grooves matched with the buckle protrusions.

Further, the pedestrian pavement structure comprises a permeable pavement butted on the outer side of the traffic lane plate.

Further, the road surface drainage structure comprises a gravel packing layer filled between the road surface plate and the roadbed and between the permeable pavement and the roadbed, a waterproof layer arranged between the gravel packing layer and the roadbed, and a drainage road shoulder or a drainage side ditch which is arranged on the outer side of the permeable pavement and the outer side of the driving pavement structure and corresponds to the gravel packing layer.

The invention has the beneficial effects that:

1. according to the driving pavement structure, the main bearing area for driving the vehicle is provided with the main bearing pavement structure of the vehicle in the structural design, so that local reinforcement can be realized, the bearing capacity and the structural strength are improved, and the service life of the pavement is further prolonged; the non-bearing pavement structure is adopted for the non-bearing or short-time bearing pavement, so that the pavement construction is simplified, and the maintenance is convenient; the combined application of the main bearing pavement structure and the non-bearing pavement structure can reduce the consumption of materials and save the construction cost;

2. the positioning sleeper beams and the roadway plates in the driving pavement structure are mutually locked in structural design, so that the stability of the whole structure can be ensured, and borne loads can be effectively transferred to the roadbed;

3. the reasonable combination of the pedestrian pavement structure and the driving pavement structure realizes the functional division of the pavement area, standardizes the village traffic rule, is beneficial to the safety of traffic personnel and reduces the interference of pedestrians on driving; the same construction structure as that of the motor vehicle lane is not needed when the pedestrian pavement structure is constructed, so that the construction cost can be reduced;

4. the road surface drainage structure is reasonably matched with the driving road surface structure and the pedestrian road surface structure, so that rainwater and accumulated water on the road surface can be quickly collected and discharged, and the passing safety of the road surface is ensured; the drainage structure adopts lateral road shoulders or side ditches for drainage, which is beneficial to protecting the roadbed and increasing the stability and durability of the road surface.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is a schematic sectional view taken along line I-I in FIG. 1;

FIG. 3 is a schematic sectional view taken along line II-II in FIG. 1;

FIG. 4 is a schematic structural diagram according to a second embodiment of the present invention; (reinforced concrete nail forced driving roadbed structure)

FIG. 5 is a schematic top view of a positioning bolster according to a second embodiment of the present invention;

fig. 6 is a schematic structural view of the installation of the cast concrete between the reinforced concrete nails and the roadbed in the second embodiment of the invention.

Wherein, 1-vehicle main load-bearing road surface structure; 2-non-load bearing pavement structure; 3-positioning the sleeper beam; 4-a roadway plate; 5-positioning the projection; 6-gentle slope curb; 7-a buffer pad; 8-water-permeable supporting beam; 9-road panels; 10-a drain hole; 11-permeable pavement; 12-a gravel packing layer; 13-a waterproof layer; 14-a drainage shoulder; 15-drainage side ditch; 16-a drain pipe; 17-prefabricating a counter bore; 18-reinforced cement nails; 19-an arc-shaped groove; 20-arc-shaped bulge; 21-a snap projection; 22-mating groove.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 3, an assembly type permeable concrete pavement structure suitable for the zoning function comprises a traveling pavement structure, a pedestrian pavement structure and a pavement drainage structure; the running road surface structure is used for running of motor vehicles, and the pedestrian road surface structure is used for pedestrians and non-motor vehicles; the pavement drainage structure is matched with the driving pavement structure and the pedestrian pavement structure to realize quick and effective drainage of the pavement.

The driving pavement structure is used for vehicle passing; the driving pavement structure comprises main vehicle bearing pavement structures 1 which are oppositely and alternately arranged and non-bearing pavement structures 2 which are arranged between the main vehicle bearing pavement structures 1; the vehicle main bearing road surface structure 1 is used for bearing vehicles and mainly supports the bearing generated by the vehicles with a certain wheel axle distance; the non-bearing pavement structure 2 does not need to be supported by thick plates because wheels cannot be pressed or covered for a short time, and the material consumption can be further reduced.

Specifically, the vehicle main bearing pavement structure 1 comprises a positioning sleeper beam 3 and a roadway plate 4; the positioning sleeper beams 3 are partially embedded into the roadbed so as to increase the stability between the positioning sleeper beams and the roadbed and facilitate bearing transverse loads; the positioning sleeper beam 3 is in a strip block shape, the upper side of the positioning sleeper beam 3 is provided with a positioning bulge 5 for limiting and blocking the outer side of the roadway plate 4, the positioning bulge 5 is used for positioning the roadway plate and unloading the lateral load transferred by the roadway plate, and the positioning bulge 5 is also used for facilitating the installation of the permeable pavement; a plurality of positioning sleeper beams 3 are arranged at equal intervals along the length direction of the roadbed construction; the roadway plates 4 are lapped between the adjacent positioning sleeper beams 3, and the end parts of the roadway plates are sequentially spliced; the outer edge of the upper side of the elongated plate-shaped running lane plate 4 is provided with a gentle slope curb 6, and the gentle slope curb 6 is used for prompting motor vehicle drivers to drive normally without driving into a non-motor vehicle road surface; the roadway plate 4 can also be provided with a structure which facilitates water drainage, such as a plurality of water drainage holes; a cushion pad 7 is arranged between the positioning sleeper beam 3 and the roadway plate 4, and the cushion pad can be a thick felt or a rubber pad. The main bearing pavement structure 1 has a large bearing capacity in structural design, and has less material consumption compared with the conventional paving of uniform thick and heavy prefabricated cement blocks.

Specifically, the non-bearing pavement structure 2 comprises a water-permeable supporting beam 8 and a pavement slab 9; the permeable supporting beam 8 is lapped between the two oppositely arranged positioning sleeper beams 3, and the end part of the permeable supporting beam supports the roadway plate 4; the permeable supporting beam 8 is made of permeable concrete and is integrally in a strip block shape, and the permeable supporting beam 8 is used for supporting the road slab 9 and transferring the longitudinal load of the road slab 9; the road deck 9 is lapped between the adjacent water-permeable supporting beams 8 and the end parts of the road deck are spliced, accumulated water or accumulated water in a gap formed by splicing the road deck 9 can permeate into a road surface drainage structure through the water-permeable supporting beams 8 to be discharged, the road deck 9 is clamped between the opposite roadway plates 4, and the upper surfaces of the road deck 9 and the roadway plates 4 are level; a plurality of drain holes 10 are arranged on the road surface plate 9 in a rectangular array, and the drain holes 10 are used for promoting the drainage of the road surface.

The pedestrian pavement structure is matched on one side or two sides of the vehicle main bearing pavement structure 1, and can be arranged on one side or two sides according to actual requirements; the pedestrian pavement structure mainly comprises a permeable pavement 11 butted on the outer side of the traffic lane plate 4, and the permeable pavement 11 can be a permeable concrete pavement or a permeable brick.

The road surface drainage structure is matched with the driving road surface structure and the pedestrian road surface structure and used for absorbing and discharging rainwater on the road surface. The pavement drainage structure comprises a gravel packing layer 12, a waterproof layer 13, and a drainage shoulder 14 or a drainage side ditch 15; the waterproof layer 13 covers the roadbed to inhibit rainwater from permeating into the roadbed, so that the roadbed is effectively protected, and waterproof earthwork cloth can be adopted as the waterproof layer 13; the gravel packing layer 12 is beneficial to water storage and drainage and is filled between the road deck 9 and the waterproof layer 13 and between the permeable pavement 11 and the waterproof layer 13; the broken stone filler layers 12 corresponding to the traveling road surface structure and the pedestrian road surface structure should be longitudinally staggered, so that the influence on drainage caused by excessive water accumulation in the middle of the roadbed in the width direction is avoided; the drainage shoulder 14 and the drainage side ditch 15 can be switched or combined according to design requirements, and the drainage shoulder 14 and the drainage side ditch 15 are arranged on the outer side of the permeable pavement 11 and the outer side of the driving pavement structure and correspond to the gravel packing layer 12; the drainage shoulder 14 is provided with a drainage pipe 16, the drainage pipe 16 is provided with a plurality of corresponding crushed stone filler layers 12, and water drained by the crushed stone filler layers is drained to the outer side of the roadbed through the drainage pipe 16; the drainage side ditch 15 is also provided with a drainage pipe 16 in the structure, the drainage pipe 16 corresponds to the gravel packing layer 12, and the drained water flows into the drainage side ditch 15, so that the directional dredging of rainwater can be realized.

The structure is applied as follows: traffic dispersion of the functional areas of motor vehicles and non-motor vehicles in villages is realized, so that the functional areas are constructed distinctively during construction; the pedestrian pavement structure and the pavement drainage structure are matched to realize the passing of the non-motor vehicles and the pedestrians, and the structure has a drainage function. The driving pavement structure is mainly used for motor vehicle passing, and non-motor vehicles and pedestrians can also be applied; the driving pavement structure is not constructed in a conventional mode of paving thick precast concrete plates or casting cement on the specific structural design, but is constructed by matching a vehicle main bearing pavement structure 1 and a non-bearing pavement structure 2; the roadway plate 4 of the vehicle main bearing pavement structure 1 bears motor vehicles with a certain wheel wheelbase, longitudinal load generated by the vehicles is transmitted to a roadbed through the roadway plate 4 and the positioning sleeper beams 3, and transverse load borne by the roadway plate 4 is transmitted to the roadbed through the positioning sleeper beams 3 finally under the mutual transmission of the water-permeable supporting beams 8 and the positioning bulges 5; the structure of the pedestrian pavement does not bear larger load, the size and the structure of the component can be simplified structurally, and after being borne by a pavement slab 9 in the structure of the pedestrian pavement, the pavement slab can be driven by a water-permeable supporting beam 8 or a roadway plate 4 to transmit the positioning sleeper beam 3 to a roadbed finally; this kind of vehicle owner bears road surface structure 1 and pedestrian road surface structure 2 has the distinctive construction convenience of assembled structure, characteristics that the efficiency of construction is high when building, simultaneously based on special structural design, compares the material that conventional road surface structure used less when building, can effectively reduce construction cost. The driving pavement structure utilizes the drain holes 10 of the pavement slab 9 and the splicing gaps of the pavement slab 9 to gather the accumulated water on the pavement and discharge the accumulated water into the pavement drainage structure, and finally realizes the discharge of the accumulated water on the pavement.

Engineering applications

The invention develops a test section in the project from the Suo Jidi Jiu to Niu Jia village, Zhang Jiu village, east county, 6 months and 5 days in 2020, wherein the roadbed width of the project is 4.5m, the route length is 1.55Km, the total manufacturing cost is 86.459 ten thousand yuan, and the average cost is 55.78 ten thousand yuan per kilometer. All components are prefabricated in a factory mode in the implementation stage, all the components are assembled on site, and through measurement and calculation, compared with other forms of pavement structures, the total manufacturing cost is reduced, the generation of building waste is greatly reduced, and the environmental pollution is small. In the operation stage, the road surface ponding can be discharged fast in rainy season, driving safety has been improved, and this road surface structure adopts people's car disconnect-type form, has reduced the interference of pedestrian to the driving, has also improved driving safety greatly. Through analysis of a test section, the invention has remarkable effects on improving driving safety, reducing investment and reducing environmental pollution.

Example two

As shown in fig. 4 to 6, on the basis of the first embodiment, structural improvements are made to the main load-bearing pavement structure and the pedestrian pavement structure.

Specifically, a prefabricated counter bore 17 is arranged in the middle of the positioning sleeper beam 3; the reinforced cement nails 18 are matched in the prefabricated counter bores 17, and the reinforced cement nails 18 are integrally cylindrical or T-shaped cylindrical; the reinforced cement nails 18 are driven into the roadbed, and the upper end parts of the reinforced cement nails 18 are fixedly connected with the cast-in-place concrete of the prefabricated counter bores 17 to form a whole; when the reinforced cement nails 18 are driven into the roadbed, small-size holes can be punched in advance on the roadbed, then the reinforced cement nails 18 are driven into the roadbed with strong force, holes with the outline size of the prefabricated counter bores 17 can be punched in advance on the roadbed, and then the reinforced cement nails 18 and the prefabricated counter bores 17 are cast with concrete for curing and connection; the structural design can strengthen the stability of the positioning sleeper beam 3 after being connected with the roadbed, and has better bearing capacity; meanwhile, due to the design of the detachable structure, the distance error of the positioning sleeper beam 3 can be adjusted conveniently in the road surface construction process, and the installation convenience is improved.

Specifically, an arc-shaped groove 19 is formed in the outer side of a prefabricated counter bore 17 on the positioning sleeper beam 3, and an arc-shaped bulge 20 matched with the arc-shaped groove 19 is formed in the position, corresponding to the arc-shaped groove 19, of the lower surface of the roadway plate 4; this kind of cooperation mode of location sleeper beam 3 and roadway plate 4 makes and establishes the relation between a plurality of location sleeper beams 3, can pass power each other between a plurality of location sleeper beams 3 along the road bed construction length direction, has better wholeness, and structural strength further promotes, and road life is longer.

Specifically, the two ends of the permeable supporting beam 8 are provided with buckle bulges 21, and the positioning sleeper beam 3 is provided with a matching groove 22 matched with the buckle bulges 21; the positioning sleeper beams 3 which are distributed relatively are communicated by utilizing the water-permeable supporting beams 8, the integrity is further improved, and the structural strength is higher.

The improved structure can be adopted for gentle slope road sections, steep slope road sections, sharp turn road sections and road bed construction area loose geological road sections; the improved structure can increase the durability and the stability of the pavement; the improved structure can also be applied to the construction of conventional villages, and other road sections suitable for the application of the structure can also be used.