CN219709986U - Pavement structure - Google Patents

Abstract

The utility model relates to a pavement structure, which comprises a concrete layer, a concrete brick layer arranged above the concrete layer and a water permeable brick layer paved on the concrete brick layer; a drainage pipeline arranged along the length direction is arranged in the concrete layer; drainage grooves are arranged on the top surface of the concrete layer at intervals along the length direction, and an inlet pipe communicated with the drainage grooves is arranged on the drainage pipeline; the concrete brick layer is provided with a drainage channel opposite to the drainage groove; the top surface of the concrete brick layer is provided with a water guide inclined plane for guiding rainwater into the drainage channel so that a drainage gap is formed between the concrete brick and the water permeable brick layer. When encountering heavy rain, ponding on the pavement of the sidewalk can flow into the drainage channel from the drainage gap between the water permeable brick layer and the concrete brick layer, and flow to the drainage pipeline through the drainage channel, the drainage groove and the inlet pipe in sequence, so that the sidewalk is difficult to produce ponding when in heavy rain.

Description

Pavement structure

Technical Field

The utility model relates to the technical field of roads, in particular to a pavement structure.

Background

The pavement is a road with two sides separated from the pavement by curbs or guardrails and the like for pedestrians to pass through. Traditional pavement structure is from down up mainly including gravel layer, permeable concrete layer, mortar bed course and lay the permeable brick at the upper strata in proper order, closely laminating between the permeable brick to separate pavement and pavement through curb. The height of the sidewalk is generally higher than that of the roadway, so that accumulated water on the sidewalk can flow to the roadway and finally flow into the drainage pipeline below the road edge.

The Chinese patent with the issued notice number of CN210596882U discloses a pavement. The pavement sequentially comprises a soil layer, a graded gravel layer, a concrete layer and a panel layer from bottom to top, wherein a hollow supporting tube is arranged in the graded gravel layer, the lower end of the supporting tube is inserted into the soil layer, the upper end face of the supporting tube extends to the concrete layer, and a water permeable concrete is filled in the water passage to form a water permeable passage. The supporting tube is buried in the concrete layer and the graded broken stone layer, then the water-permeable concrete is poured in the supporting tube, and the rainwater can be discharged into the soil layer through the water-permeable concrete, so that a large amount of water accumulation can not occur on the surface of the concrete layer.

In view of the above-described related art, the inventors have provided another pavement structure capable of rapid drainage.

Disclosure of Invention

The utility model provides a novel pavement structure, which enables a pavement to drain water rapidly.

The utility model provides a pavement structure of a pavement, which adopts the following technical scheme:

a pavement structure comprising a concrete layer, a concrete brick layer arranged above the concrete layer and a water permeable brick layer paved on the concrete brick layer; a drainage pipeline arranged along the length direction is arranged in the concrete layer; drainage grooves are arranged on the top surface of the concrete layer at intervals along the length direction, and an inlet pipe communicated with the drainage grooves is arranged on the drainage pipeline; the concrete brick layer is provided with a drainage channel opposite to the drainage groove; the top surface of the concrete brick layer is provided with a water guide inclined plane for guiding rainwater into the drainage channel so that a drainage gap is formed between the concrete brick layer and the water permeable brick layer.

By adopting the technical scheme, when the rainy weather is met, a part of accumulated water on the pavement of the pavement can flow to the pavement along the pavement, and finally flows into the main drainage pipeline; the ponding of another part can permeate the brick layer that permeates water, flows into the drainage channel from the drainage clearance between brick layer that permeates water and the concrete brick layer to through drainage channel, water drainage tank and inlet tube flow direction drainage pipeline in proper order, the water in the drainage pipeline also can be finally discharged to the drainage trunk line. Because a plurality of drainage structures are arranged on the sidewalk at intervals, the pavement of the sidewalk can be quickly drained when the sidewalk is rainy, and thus water accumulation is not easy to generate.

Optionally, the drainage gap is filled with a filter filler.

Through adopting above-mentioned technical scheme, owing to filled filter filler in the drainage clearance, the lower surface on water permeable brick layer all can be by the butt, and hollow position reduces in the pavement, improves the structural strength on pavement road surface.

Optionally, the concrete brick layer is followed the upper end opening of drainage passageway has seted up the locating ring groove and be arranged in locating ring groove department is used for stopping filter packing gets into the filtration bounding wall of drainage passageway.

By adopting the technical scheme, the filter filler is a loose material, and the filter filler is filled in the drainage gap and has the possibility of falling into the drainage channel and blocking the drainage channel. The provision of a filter shroud helps to reduce the probability of filter packing entering the drainage channel.

Optionally, the water permeable brick layer is provided with water permeable holes which are opposite to the water drainage channels and penetrate through the upper surface and the lower surface of the water permeable brick layer; the pavement structure is also provided with a filtering component; the filter assembly includes a filter cover plate for covering the water permeable hole.

Through adopting above-mentioned technical scheme, when meetting heavy rain weather, the pavement area water is more, under the condition that the brick layer infiltration ability of permeating water is not enough, ponding still can directly get into the drainage channel through the hole of permeating water to through drainage channel, water drainage tank and import pipe flow direction drainage pipe in proper order, the water in the drainage pipe also can be finally discharged to the drainage trunk line. The pavement structure of the sidewalk further improves the drainage efficiency of the sidewalk, and realizes the rapid drainage of the sidewalk. And the installation filter cover plate can reduce the probability that garbage on the pavement enters the drainage channel and the drainage pipeline and blocks the drainage pipeline.

Optionally, the water permeable brick layer is provided with a mounting groove for arranging the filtering cover plate; mounting holes are formed in the circumferential direction of the mounting groove; the filter cover plate is provided with a mounting plug post which is in plug-in fit with the mounting hole.

Through adopting above-mentioned technical scheme, the installation mode of filter cover plate on the brick layer that permeates water is comparatively convenient, the dismouting of being convenient for.

Optionally, the filter assembly further comprises a bottom mounting tube arranged at the lower end of the drainage channel, a filter element mounted on the bottom mounting tube, and a connecting element connecting the bottom mounting tube and the filter cover plate; the bottom mounting tube is adapted to the drainage channel.

Through adopting above-mentioned technical scheme, under the first filtration condition of filter cover plate to rubbish, set up the second floor filter equipment in the drainage channel, further reduce the rubbish on the pavement and get into drainage channel and drainage pipeline and jam drainage pipeline's probability. And, because the bottom filter tube is connected in the bottom surface of filtering the apron, only need mention the filtering the apron and just can take out bottom installation tube and filter in the drainage channel when dismantling, above-mentioned filtration subassembly's connected mode is comparatively simple and convenient when dismantling.

Optionally, the filter element is a filter plate mounted at the bottom end of the bottom mounting tube.

By adopting the technical scheme, the structure of the filter element is specifically disclosed. The filter plate can reduce the probability of garbage in the drainage channel entering the drainage channel.

Optionally, the filtering piece is a filtering net bag installed at the bottom of the bottom installation pipe; the filter screen pocket is arranged in the drainage tank.

By adopting the technical scheme, the structure of another filtering piece is specifically disclosed. The filtering structure of the filtering net bag is adopted, and the filtering speed can be high due to the fact that the filtering surfaces of the filtering net bag are more, so that blockage is not easy to occur in the drainage channel of the sidewalk.

Optionally, a handle is arranged on the top surface of the filtering cover plate.

Through adopting above-mentioned technical scheme, when filtering the subassembly and being filled up by rubbish, can be through the handle with filter cover plate and the bottom installation tube and the filter element of below lift up simultaneously, the dismouting of the subassembly of being convenient for.

Optionally, the drainage pipeline comprises a plurality of middle pipes and pipeline joints for connecting adjacent middle pipes; the inlet tube is arranged at the pipe joint.

By adopting the technical scheme, because the pavement is longer, the drainage pipeline is also a longer pipeline, and a plurality of inlet pipes are also arranged on the drainage pipeline. Through the mode of splitting into intermediate tube and pipe connection with drainage pipe, then the inlet tube sets up on pipe connection for drainage pipe's structure is comparatively simple, and the installation is also comparatively simple and convenient.

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

1. when the pavement structure encounters a rainy day and the pavement generates accumulated water, the accumulated water can permeate the water permeable brick layer and flow to the drainage pipeline through the drainage channel, the drainage groove and the inlet pipe in sequence; the pavement is provided with a plurality of structures, so that the probability of accumulated water on the pavement is reduced, and the pavement is rapidly drained;

2. the water permeable holes penetrating through the water drainage channel are formed in the water permeable brick layer, so that accumulated water on the pavement of the sidewalk can enter the water drainage channel from the water permeable holes when the sidewalk encounters heavy rain, and the water drainage efficiency of the sidewalk is further improved;

3. through set up filter component at the pavement of pavement, reduced the rubbish on the pavement and got into drainage pipe's probability through hole and drainage channel that permeates water.

Drawings

Fig. 1 is a schematic view showing the overall structure of a pavement structure according to embodiment 1 of the present utility model.

Fig. 2 is a cross-sectional view of a pavement structure of embodiment 1 of the present utility model.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a schematic view showing the structure of a filter assembly according to embodiment 1 of the present utility model.

Fig. 5 is a schematic structural view of a water permeable brick layer according to embodiment 1 of the present utility model.

Fig. 6 is a schematic view showing the structure of a filter assembly according to embodiment 2 of the present utility model.

Reference numerals illustrate: 1. a concrete layer; 11. a drainage channel; 12. a notch cover plate; 13. a drainage pipe; 131. a middle tube; 132. a pipe joint; 133. an inlet pipe; 2. a concrete brick layer; 21. a drainage channel; 22. a concrete brick; 23. a water guiding inclined plane; 24. a drain gap; 25. filtering and filling; 26. positioning ring grooves; 27. filtering the coaming; 271. a first filtering through-hole; 3. a water permeable brick layer; 31. water permeable bricks; 32. a water permeable hole; 33. a mounting groove; 34. a mounting hole; 4. a filter assembly; 41. a filter cover plate; 411. a second filter aperture; 412. installing a plug; 42. a tube is arranged at the bottom; 43. a connecting piece; 44. a filter plate; 441. a third filter aperture; 45. a filter string bag; 451. a hook; 452. hanging rings; 46. a fixing nut; 47. a handle.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-6.

The embodiment of the utility model discloses a pavement structure.

Example 1

Referring to fig. 1, a pavement structure includes a lowermost concrete layer 1, a concrete brick layer 2 disposed above the concrete layer 1, a water permeable brick layer 3 laid above the concrete brick layer 2, and a filtering assembly 4 for filtering rainwater.

Referring to fig. 2, a concrete layer 1 is integrally cast of concrete, and a plurality of drainage grooves 11 are arranged at intervals in a length direction on a top surface of the concrete layer 1. A notch cover plate 12 for closing the drainage groove is arranged at the notch of the drainage groove 11. Before the concrete layer 1 is poured, a plurality of groups of drainage pipelines 13 are embedded in the concrete layer 1 along the length direction. The multiple groups of drainage pipelines 13 eventually flow to the main drainage pipeline of the city. The drain pipe 13 includes a plurality of intermediate pipes 131 and a pipe joint 132 connecting adjacent intermediate pipes 131. The pipe joint 132 is screwed to the intermediate pipe 131, and the intermediate pipe 131 is pre-wound with a raw material tape for sealing at a screw-fit with the pipe joint 132. The pipe joint 132 is in the form of a tee pipe having an inlet pipe 133 at an upper end, and the inlet pipe 133 is communicated with the drain tank 11.

Referring to fig. 2, the concrete brick layer 2 is provided with drainage channels 21 in one-to-one correspondence with the drainage channels 11. The drainage channel 21 penetrates the upper and lower surfaces of the concrete brick layer 2 and communicates with the drainage channel 11. In this embodiment, the concrete brick layer 2 is formed by combining an array of concrete bricks 22, and the drainage channels 21 are located at the connection positions of every two adjacent four concrete bricks 22 in abutting connection.

Referring to fig. 3, the concrete brick layer 2 is provided with a water guiding slope 23 for guiding rainwater into the drainage channel 21 at a channel port of the drainage channel 21 so that the rainwater can flow into the drainage channel 21 along the upper surface of the concrete brick layer 2 and the water guiding slope 23 when heavy rain. The concrete brick layer 2 is attached to the water permeable brick layer 3, so that the concrete brick layer 2 and the water permeable brick layer 3 are provided with a drainage gap 24 at the water guide inclined plane 23. The drainage gap 24 is filled with filter packing 25, in this embodiment, the filter packing 25 is fine sand, so that the filter packing 25 has good water permeability and can be used to support the water permeable brick layer 3. A positioning ring groove 26 is arranged on the concrete brick layer 2 along the upper end opening of the drainage channel 21, and a filtering coaming 27 for blocking the filtering filler 25 from entering the drainage channel 21 is arranged at the positioning ring groove 26. The filtering coaming 27 is a netlike coaming, and the circumferential side walls are provided with first filtering through holes 271 for rainwater to pass through.

Referring to fig. 2, a water permeable brick layer 3 is laid on a concrete brick layer 2 by water permeable concrete. The water permeable brick layer 3 is paved by water permeable bricks 31 with better water permeability. The water permeable brick layer 3 is provided with water permeable holes 32 penetrating through the upper surface and the lower surface, and the water permeable holes 32 are opposite to the water drainage channels 21 of the concrete brick layer 2. The cross-sectional area of the water permeable hole 32 is larger than the cross-sectional area of the drain passage 21. In this embodiment, the water permeable holes 32 are located at the connection position of every two adjacent four water permeable bricks 31.

Referring to fig. 2 and 4, the filter assembly 4 includes a filter cover 41 for covering the water permeable holes 32, a bottom mounting tube 42 disposed at a lower end of the drain passage 21, a filter mounted on the bottom mounting tube 42, and a connector 43 for connecting the bottom mounting tube 42 and the filter cover 41.

Referring to fig. 4 and 5, the filter cover 41 is a circular plate. The top surface of the filter cover 41 is provided with a second filter hole 411 penetrating the upper and lower surfaces. The water permeable brick layer 3 is provided with a mounting groove 33 for arranging the filtering cover plate 41, and the mounting groove 33 is provided with a mounting hole 34 in the circumferential direction. The filter cover 41 has a mounting post 412 that is in a plug-in fit with the mounting hole 34.

Referring to fig. 4 and 5, the bottom mounting tube 42 has a circular tube shape, and the cross-sectional size of the bottom mounting tube 42 is adapted to the cross-section of the drain pipe 13.

Referring to fig. 4, the connection member 43 is a round bar, one end of the connection member 43 is welded to the top surface of the bottom mounting tube 42, and the other end of the connection member 43 penetrates the filter cover 41 and protrudes from the top surface of the filter cover 41. The connecting rod is screwed with a fixing nut 46 at one end extending from the filter cover 41.

Referring to fig. 4, in the present embodiment, the filter member is a filter plate 44, and the filter plate 44 is screw-coupled to the lower end of the bottom mounting tube 42. The filter plate 44 has third filter holes 441 penetrating the upper and lower surfaces.

Referring to fig. 4, to facilitate removal of filter assembly 4 from the pavement, a handle 47 is provided on the top surface of filter cover 41, handle 47 being hingedly connected to filter cover 41.

Referring to fig. 1 to 5, the principle of the pavement structure of the embodiment 1 of the present utility model is: when water accumulation is generated on the pavement of the pedestrian in heavy rain weather, the water accumulation can be drained through three ways; the first is that accumulated water can flow to the pavement along the pavement of the pavement; the second type is that accumulated water permeates through the water permeable brick layer 3, flows into the drainage channel 21 from the drainage gap 24 between the water permeable brick layer 3 and the concrete brick layer 2, and flows to the drainage pipeline 13 sequentially through the drainage channel 21, the filter plates 44, the drainage groove 11 and the inlet pipe 133, and water in the drainage pipeline 13 can be finally discharged to the drainage main pipeline; the third is that the accumulated water passes through the filter cover plate 41, directly enters the drainage channel 21 through the water permeable holes 32, and flows to the drainage pipeline 13 through the drainage channel 21, the filter plate 44, the drainage tank 11 and the inlet pipe 133 in sequence, and finally, the water in the drainage pipeline 13 can also be discharged to the drainage main pipeline. Above-mentioned pavement road surface structure is when meetting heavy rain, can drain through three kinds of ways for the pavement can realize quick drainage, is difficult for producing ponding.

Example 2

The pavement structure in this embodiment is the same as that in embodiment 1 except that the structure of the filter is different from that in embodiment 1.

Referring to fig. 6, the filter element in this embodiment is a filter string bag 45. The filter string bag 45 is flexible fishing net-shaped, the filter string bag 45 is provided with an opening for garbage to enter, the opening of the filter string bag 45 is circumferentially connected with hooks 451, and the bottom surface of the bottom mounting tube 42 is circumferentially fixed with hanging rings 452 corresponding to the hooks 451 one by one. The filter string bag 45 is connected to the bottom mounting tube 42 by the cooperation of the hanger 451 and the hanging ring 452, and the filter string bag 45 is disposed in the drain tank 11.

The adoption of the net-shaped filter net bag enables the filter surface of the filter assembly to be more, and the filter speed is faster in heavy rain weather, so that the drainage channel is not easy to be blocked, and the pavement of the pavement is not easy to produce accumulated water.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (10)

1. The pavement structure is characterized by comprising a concrete layer (1), a concrete brick layer (2) arranged above the concrete layer (1) and a water permeable brick layer (3) paved on the concrete brick layer (2); a drainage pipeline (13) arranged along the length direction is arranged in the concrete layer (1); the top surface of the concrete layer (1) is provided with drainage grooves (11) at intervals along the length direction, and the drainage pipeline (13) is provided with an inlet pipe (133) communicated with the drainage grooves (11); the concrete brick layer (2) is provided with a drainage channel (21) which is opposite to the drainage groove (11); the top surface of the concrete brick layer (2) is provided with a water guide inclined surface (23) for guiding rainwater into the water drainage channel (21) so that a water drainage gap (24) is formed between the concrete brick layer (2) and the water permeable brick layer (3).

2. A pavement structure according to claim 1, characterized in that the drainage gap (24) is filled with a filter filler (25).

3. A pavement structure according to claim 2, characterized in that the concrete layer (2) is provided with a positioning ring groove (26) along the upper end opening of the drainage channel (21) and that a filtering shroud (27) for blocking the filter filler (25) from entering the drainage channel (21) is arranged at the positioning ring groove (26).

4. A pavement structure according to claim 1, wherein said water permeable brick layer (3) has water permeable holes (32) facing said water drainage channels (21) and penetrating the upper and lower surfaces of said water permeable brick layer (3); the pavement structure is also provided with a filtering component (4); the filter assembly (4) comprises a filter cover plate (41) for covering the water permeable holes (32).

5. A pavement structure according to claim 4, characterized in that said water-permeable brick layer (3) is provided with mounting grooves (33) for the arrangement of said filtering cover plates (41); the mounting groove (33) is circumferentially provided with a mounting hole (34); the filter cover plate (41) is provided with a mounting plug (412) which is in plug-in fit with the mounting hole (34).

6. A pavement structure according to claim 4, characterized in that said filter assembly (4) further comprises a bottom mounting tube (42) arranged at the lower end of said drain channel (21), a filter element mounted on said bottom mounting tube (42), and a connecting element (43) connecting said bottom mounting tube (42) and said filter cover plate (41); the bottom mounting tube (42) is adapted to the drain channel (21).

7. A pavement structure according to claim 6, wherein said filter element is a filter plate (44) mounted to the bottom end of said bottom mounting tube (42).

8. A pavement structure according to claim 6, characterized in that said filter element is a filter net (45) mounted to the bottom of said bottom mounting tube (42); the filter string bag (45) is arranged in the drainage channel (11).

9. A pavement structure according to claim 4, wherein the top surface of the filter cover (41) is provided with a handle (47).

10. A pavement structure according to claim 1, characterized in that said drainage pipes (13) comprise a plurality of intermediate pipes (131) and pipe joints (132) connecting adjacent said intermediate pipes (131); the inlet pipe (133) is arranged at the pipe joint (132).