CN219951583U - Ponding-proof high-strength pavement structure - Google Patents

Abstract

The utility model provides a prevent ponding high strength road surface structure which characterized in that: the road foundation layer comprises a road foundation layer, wherein a gravel layer is arranged on the upper layer of the road foundation layer, a waterproof layer is arranged on the upper layer of the gravel layer, a non-woven fabric layer is arranged on the upper layer of the waterproof layer, a concrete layer is arranged on the upper layer of the non-woven fabric layer, and an asphalt layer is arranged on the upper layer of the concrete layer; a drainage pipeline is laid in the crushed stone layer, a branch pipeline communicated with the drainage pipeline is vertically arranged in the waterproof layer, and the top end of the branch pipeline is leveled with the top surface of the waterproof layer and is communicated with the non-woven fabric layer; the concrete layer comprises a plurality of mutually spliced concrete blocks with the same structure, wherein the concrete blocks comprise a reinforcing steel bar bracket, a connecting plate and concrete wrapped outside the reinforcing steel bar bracket and the connecting plate; the steel bar support comprises two annular frames and steel bars, and two ends of each steel bar are welded and fixed with one annular frame respectively; the annular frame is provided with a connecting hole, two ends of the connecting plate are respectively connected with the annular frames of two adjacent concrete blocks, and the connecting plate is nailed into the end head of the connecting plate and the connecting hole through a pin bolt for fixation.

Description

Ponding-proof high-strength pavement structure

Technical Field

The utility model relates to the field of pavement drainage, in particular to a water accumulation preventing high-strength pavement structure.

Background

Road surface drainage is an important component of road engineering and, when drainage systems or flood control are involved, it is also an integral component of drainage or flood control engineering. The storm runoff and ice and snow coverage can lead to accumulated water on the road surface, and the accumulated water can soften, wash and even destroy the road subgrade, so that the damage such as slide collapse of the side slope of the subgrade, road slurry and the like is caused. The water draining device can drain the road surface, can quickly drain road surface, surface runoff and various urban wastewater, prevent water accumulation, reduce the too high ground water level and drain water penetrating into the road surface structural layer and the roadbed so as to ensure the stability of the roadbed, thereby maintaining the normal traffic and safety of vehicles and pedestrians.

The utility model discloses a prevent ponding road surface, including the pitch layer, set up in the drainage layer of pitch layer below and set up in the ground of drainage layer below, the top on pitch layer is seted up and is run through the pitch layer and with the inlet opening that the drainage layer is linked together, pitch layer just is located install a plurality of bar filter plates in the inlet opening, install the drain pipe with sewer intercommunication in the ground, still install the aperture in the drainage layer and be less than the first filter screen of bar filter plate. In this patent, although the drainage layer and the water inlet are designed as the water accumulation prevention structure, the road surface strength is reduced due to the arrangement of the water inlet, so how to have high strength while having the water accumulation prevention function is a problem to be solved in the water accumulation prevention road surface design.

Disclosure of Invention

In order to solve the problems, the utility model provides the following scheme:

the utility model provides a prevent ponding high strength road surface structure, includes the road base layer, and road base layer upper strata sets up the rubble layer, and the rubble layer upper strata sets up the waterproof layer, and the waterproof layer upper strata sets up the non-woven fabrics layer, and the non-woven fabrics layer upper strata sets up concrete layer, and the concrete layer upper strata sets up the pitch layer; a drainage pipeline is laid in the crushed stone layer, a branch pipeline communicated with the drainage pipeline is vertically arranged in the waterproof layer, and the top end of the branch pipeline is leveled with the top surface of the waterproof layer and is communicated with the non-woven fabric layer; the concrete layer comprises a plurality of mutually spliced concrete blocks with the same structure, wherein the concrete blocks comprise a reinforcing steel bar bracket, a connecting plate and concrete wrapped outside the reinforcing steel bar bracket and the connecting plate; the steel bar support comprises two annular frames and steel bars, and two ends of each steel bar are welded and fixed with one annular frame respectively; the annular frame is provided with a connecting hole, two ends of the connecting plate are respectively connected with the annular frames of two adjacent concrete blocks, and the connecting plate is nailed into the end head of the connecting plate and the connecting hole through a pin bolt for fixation.

Further, the waterproof layer around the branch pipeline takes the branch pipeline as the center to be concave.

Further, the non-woven fabric layer is provided with protrusions corresponding to the lower concave parts of the waterproof layer, and the protrusions fill the lower concave parts.

Further, the drainage pipeline and the branch pipeline are filled with non-woven fabrics cores.

Further, the annular frame is a square frame, the steel bars comprise four steel bars, and each steel bar is fixedly arranged at two ends of one side of the square frame.

The utility model has the beneficial effects that:

1. the waterproof layer is arranged, so that pavement water is prevented from continuously leaking down to the gravel layer and the roadbed layer, and the drainage pipeline and the branch pipeline are arranged, so that the water above the waterproof layer is discharged through the drainage pipeline in a concentrated manner;

2. the non-woven fabric layer is arranged on the waterproof layer, so that water can be absorbed conveniently, and micro-extrusion generated in the use process of the pavement can squeeze the water into the drainage pipeline, so that the drainage effect is enhanced;

3. the strength of the concrete layer is enhanced through the reinforcing steel bar support, so that the situation that the concrete breaks due to vibration or extrusion is avoided;

4. the steel bar brackets are connected with each other through the connecting plates, so that construction is convenient, and meanwhile, the connection stability between two concrete blocks is enhanced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of the concrete layer structure in fig. 1.

In the figure: 1. a road base layer; 2. a crushed stone layer; 3. a waterproof layer; 4. a non-woven fabric layer; 5. a concrete layer; 6. an asphalt layer; 7. a branch pipe; 8. a drainage pipe; 9. concrete; 10. an annular bracket; 11. reinforcing steel bars; 12. a connecting plate; 13. and a pin bolt.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

Example 1: as shown in figures 1-2 of the drawings,

the utility model provides a prevent ponding high strength road surface structure, includes road bed layer 1, and road bed layer 1 upper strata sets up gravel layer 2, and gravel layer 2 upper strata sets up waterproof layer 3, and waterproof layer 3 upper strata sets up non-woven fabrics layer 4, and non-woven fabrics layer 4 upper strata sets up concrete layer 5, and concrete layer 5 upper strata sets up pitch layer 6; a drainage pipeline 8 is paved in the gravel layer 2, a branch pipeline 7 communicated with the drainage pipeline 8 is vertically arranged in the waterproof layer 3, and the top end of the branch pipeline 7 is leveled with the top surface of the waterproof layer 3 and communicated with the non-woven fabric layer 4; the concrete layer 5 comprises a plurality of mutually spliced concrete blocks with the same structure, wherein the concrete blocks comprise a reinforcing steel bar bracket, a connecting plate 12 and concrete 9 wrapped outside the reinforcing steel bar bracket and the connecting plate 12; the steel bar support comprises two square annular frames 10 and steel bars 11, and two ends of each steel bar 11 are welded and fixed with one annular frame 10 respectively; the annular frame 10 is provided with connecting holes, two ends of the connecting plate 12 are respectively connected with the annular frames 10 of two adjacent concrete blocks, and the connecting plate 12 ends and the connecting holes are nailed into and fixed by the bolts 13. When the concrete layer 5 is laid, the reinforcing steel bar brackets can be embedded first, then adjacent reinforcing steel bar brackets are connected and fixed with each other through the connecting plate 12, and then the concrete 9 is poured. Each set of reinforcing steel bar support can be poured into concrete blocks in advance, the annular frames 10 at the two ends are exposed and then buried in the ground, and after the two adjacent concrete blocks are connected by the fixed connecting plates 12, gaps between the two concrete blocks are poured.

The waterproof layer 3 around the branch pipeline 7 takes the branch pipeline 7 as the center to be concave downwards, the non-woven fabric layer 4 is provided with a bulge corresponding to the concave downwards of the waterproof layer 3, and the bulge fills the concave downwards. Waterproof layer 3 around the branch pipe 7 is concave to be convenient for ponding to collect to the branch pipe 7, and non-woven fabrics layer 4 sets up the arch corresponding to the branch pipe 7 simultaneously, also plays the effect of collecting ponding. The drainage pipeline 8 and the branch pipeline 7 are internally filled with non-woven fabric cores. The non-woven fabric core is connected with the bulges of the non-woven fabric layer 4, so that accumulated water can downwards settle into the drainage pipeline 8 along the non-woven fabric core and finally permeate into a drainage channel or other positions externally connected with the drainage pipeline 8; the steel bars 11 comprise four steel bars, and each steel bar is fixedly arranged at two ends of one side edge of the square frame.

The waterproof layer 3 is arranged, so that pavement water is prevented from continuously leaking down to the gravel layer 2 and the roadbed layer 1, and the drainage pipeline 8 and the branch pipeline 7 are arranged, so that the water above the waterproof layer 3 is discharged through the drainage pipeline 8 in a concentrated manner; the non-woven fabric layer 4 is arranged on the waterproof layer 3, so that water can be absorbed conveniently, and micro-extrusion generated in the use process of the pavement can squeeze the water into the drainage pipeline 8, so that the drainage effect is enhanced; the strength of the concrete layer 5 is enhanced through the steel bar support, so that the situation that the concrete 9 breaks due to vibration or extrusion is avoided; the steel bar brackets are connected with each other through the connecting plates 12, so that construction is convenient, and meanwhile, the connection stability between two concrete blocks is enhanced.

Finally, it should be noted that the above list is only specific embodiments of the present utility model. Obviously, the utility model is not limited to the above embodiments, but many variations are possible. All modifications directly derived or linked to the disclosure by a person of ordinary skill in the art should be considered as being within the scope of the present utility model.

Claims (5)

1. The utility model provides a prevent ponding high strength road surface structure which characterized in that: the road foundation layer comprises a road foundation layer, wherein a gravel layer is arranged on the upper layer of the road foundation layer, a waterproof layer is arranged on the upper layer of the gravel layer, a non-woven fabric layer is arranged on the upper layer of the waterproof layer, a concrete layer is arranged on the upper layer of the non-woven fabric layer, and an asphalt layer is arranged on the upper layer of the concrete layer; a drainage pipeline is laid in the crushed stone layer, a branch pipeline communicated with the drainage pipeline is vertically arranged in the waterproof layer, and the top end of the branch pipeline is leveled with the top surface of the waterproof layer and is communicated with the non-woven fabric layer; the concrete layer comprises a plurality of mutually spliced concrete blocks with the same structure, wherein the concrete blocks comprise a reinforcing steel bar bracket, a connecting plate and concrete wrapped outside the reinforcing steel bar bracket and the connecting plate; the steel bar support comprises two annular frames and steel bars, and two ends of each steel bar are welded and fixed with one annular frame respectively; the annular frame is provided with a connecting hole, two ends of the connecting plate are respectively connected with the annular frames of two adjacent concrete blocks, and the connecting plate is nailed into the end head of the connecting plate and the connecting hole through a pin bolt for fixation.

2. A water accumulation resistant high strength pavement structure as set forth in claim 1 wherein: the waterproof layer around the branch pipeline takes the branch pipeline as the center and is concave.

3. A water accumulation resistant high strength pavement structure as set forth in claim 2 wherein: the non-woven fabric layer is provided with a bulge corresponding to the concave down part of the waterproof layer, and the bulge fills the concave down part.

4. A water accumulation resistant high strength pavement structure as set forth in claim 1 wherein: the drainage pipeline and the branch pipeline are filled with non-woven fabrics.

5. A water accumulation resistant high strength pavement structure as set forth in claim 1 wherein: the annular frame is a square frame, the steel bars comprise four steel bars, and each steel bar is fixedly arranged at two ends of one side of the square frame.