CN215051726U

CN215051726U - Rock asphalt road structure for highway construction

Info

Publication number: CN215051726U
Application number: CN202120799657.4U
Authority: CN
Inventors: 李俊石
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-07
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a rock asphalt road structure of highway construction, including soil bed, subbase and basic unit, still including consolidating reinforcing bar and steel sheet, consolidating the reinforcing bar and being the inboard of rectangle array distribution fixed mounting at the subbase, and the top extends to the outside of subbase, steel sheet fixed mounting is in the bottom surface of basic unit, and fixed with consolidating the bar connection, consolidates reinforcing bar and steel sheet and is assembled and be used for supporting basic unit and subbase. The utility model provides a rock bituminous paving structure of highway construction increases the steel sheet of reinforcing bearing capacity and road surface structural strength between the basic unit of whole bituminous paving structure and underlayment to reinforcing bar on the underlayment internal fixation, reinforcing bar is connected with the steel sheet, the bearing capacity and the intensity of whole basic unit and underlayment all promote, and because the steel sheet has certain wholeness and planarization, fill the filling layer between reinforcing bar and steel sheet, can effectually avoid taking place the sunken problem of rock bituminous paving.

Description

Rock asphalt road structure for highway construction

Technical Field

The utility model relates to a highway construction technical field relates to a rock asphalt road structure of highway construction particularly.

Background

The asphalt pavement is very common on roads in the society at present and has a very wide application range, and is more attractive and more practical compared with a cement pavement, but in fact, the asphalt pavement has common defects, wherein the flow deformation of the asphalt pavement is a very common problem internationally.

The patent number is CN209619781U, discloses a rock asphalt road structure, including soil base course, its characterized in that: the concrete base upper surface is equipped with the bed course, the bed course upper surface is equipped with the underlayment, the underlayment upper surface is equipped with basic unit's mechanism, basic unit's mechanism upper surface is equipped with surface layer mechanism, basic unit's mechanism includes lime pitch layer and industrial waste stabilization particle bed, the underlayment upper surface is equipped with the lime pitch layer, lime pitch layer upper surface is equipped with industrial waste stabilization particle bed, surface layer mechanism includes pitch mastic gravel mixed bed, asphalt concrete layer, cement concrete layer and elasticity pipe, industrial waste stabilization particle bed upper surface is equipped with pitch mastic gravel mixed bed, pitch mastic gravel mixed bed upper surface is equipped with asphalt concrete layer, asphalt concrete layer upper surface is equipped with cement concrete layer, the inside elasticity pipe that is fixed with of asphalt concrete layer. The main technical effects are as follows: through the setting of water drainage tank and escape canal, it has more rainwater to make the top layer mechanism surface that has inclination be difficult to save, the rainwater that can avoid saving is difficult to scatter and disappear and permeates to road structure lower floor, cause destruction to road structure, setting through the elastic tube, make pitch when experiencing great temperature variation, the crack that produces because of pitch change can be kick-backed and filled to the extruded elastic tube in compaction process, and the elastic tube can slow down the destruction that external effort caused road structure, prevent to cause collapsing of road structure because of pitch softening.

Although the problem of flow deformation of the existing rock asphalt pavement is improved through modification, in the using process of the rock asphalt pavement, although the corresponding temperature resistance is enhanced, the phenomenon of sinking still easily occurs in the process of extruding the actual asphalt pavement during the running of a vehicle, and the normal running work of the vehicle on the pavement is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rock bituminous paving structure of highway construction aims at solving, and current rock bituminous paving takes place sunken phenomenon easily, influences the problem that the vehicle travel.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a rock pitch road structure of highway construction, includes soil bed, subbase and basic unit, still includes reinforcing bar and steel sheet, reinforcing bar is rectangle array distribution fixed mounting and is in the inboard of subbase, and the top extends to the outside of subbase, steel sheet fixed mounting is in the bottom surface of basic unit, and with reinforcing bar connection fixed, reinforcing bar with the steel sheet is assembled and is used for supporting basic unit and subbase.

Preferably, the top of the soil foundation is provided with an isolation layer, and the isolation layer is integrally made of concrete.

Preferably, the outer walls of the two sides of the top of the isolation layer are provided with kerbs, the top of the isolation layer is paved with a cushion layer, and the top of the cushion layer is paved with a bottom base layer.

Preferably, the number of the reinforcing steel bars is several, a filling layer is filled among the reinforcing steel bars, and the steel plate is fixedly installed on the top of the filling layer.

Preferably, the top of basic unit has laid the surface course, fixed mounting has the drain bar on the outer wall of surface course both sides, the outer wall of drain bar opposite side is connected with the curb, the surface course specifically is made by rock asphalt an organic whole.

Preferably, a protective layer is laid on the tops of the two drainage plates, and the protective layer is integrally made of rock asphalt.

Preferably, the sub-base layer and the base layer are made in one piece, in particular from a cement stabilized macadam base layer.

Preferably, the cushion layer is made of a granular material integrally.

Preferably, the filling layer is made by mixing asphalt base course and graded macadam.

In the technical scheme, the utility model provides a pair of rock bituminous road structure of highway construction possesses following beneficial effect:

the utility model discloses a, increase the steel sheet of reinforcing bearing capacity and road surface structural strength between the basic unit of whole bituminous paving structure and underlayment, and at underlayment internal fixation reinforcing bar, reinforcing bar is connected with the steel sheet, the bearing capacity and the intensity of whole basic unit and underlayment all promote, and because the steel sheet has certain wholeness and regularity, so can effectually avoid taking place the sunken problem of rock bituminous paving, make the vehicle can be convenient go the work, increase filling layer and steel sheet and consolidate the holding power that the reinforcing bar provided the one deck together.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a schematic view of the front view local section structure of the present invention.

Description of reference numerals:

1. soil foundation; 2. an isolation layer; 3. a cushion layer; 4. an underlayer; 5. a filling layer; 6. a curb; 7. a protective layer; 8. a drain plate; 9. a steel plate; 10. a base layer; 11. a surface layer; 12. and reinforcing the steel bars.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, a rock asphalt road structure for road construction comprises a soil foundation 1, a sub-base 4 and a base layer 10, and further comprises reinforcing steel bars 12 and steel plates 9, wherein the reinforcing steel bars 12 are distributed and fixedly installed on the inner side of the sub-base 4 in a rectangular array manner, the top ends of the reinforcing steel bars extend to the outer side of the sub-base 4, the steel plates 9 are fixedly installed on the bottom surface of the base layer 10 and are fixedly connected with the reinforcing steel bars 12, and the reinforcing steel bars 12 and the steel plates 9 are assembled to support the base layer 10 and the sub-base 4.

An isolation layer 2 made of concrete is laid on the top of a soil foundation 1, the isolation layer 2 is used for reinforcing the soil foundation 1 and separating the soil foundation 1 from an upper structure to facilitate the setting work of a drainage ditch, kerbs 6 are fixedly arranged at two ends of the top of the isolation layer 2, a cushion layer 3 is arranged at the top, the cushion layer 3 is mainly made of natural gravels or gravels into granules to be laid and mainly plays a role in resisting water and freezing, an upper base layer 4 is laid on the top of the cushion layer 3, reinforcing steel bars 12 distributed in a rectangular array are inserted into the base layer 4 to increase stability, the top ends of the reinforcing steel bars 12 extend to the outer side of the base layer 4, a filling layer 5 is filled in gaps in the middle of the reinforcing steel bars 12, a steel plate 9 is covered on the top of the filling layer 5, and the steel plate 9 and the reinforcing steel bars 12 are welded together to form an integral supporting structure, corresponding supporting work is carried out, the steel plate 9 is tightly attached to the top of the filling layer 5, an upper base layer 10 is laid on the top of the steel plate 9, the base layer 10 plays a main bearing role, in the bearing process, the bottom surface is supported by the steel plate 9, the smoothness of the whole road surface is guaranteed as much as possible, long-time normal running work of a vehicle is guaranteed, the sub-base layer 4 mainly plays a role of sub-bearing, under the action of reinforcing steel bars 12, the bearing work matched between the sub-base layer 4 and the base layer 10 is strengthened and reinforced, the whole road surface structure is stable, the road surface can keep smooth under the action of the steel plate 9, finally, an upper surface layer 11 is laid on the top of the base layer 10, the surface layer 11 directly bears the influence of the vehicle and the natural environment, due to the fact that the modified rock asphalt is made, the anti-wear and pressure resistant functions are good, a drainage plate 8 is arranged between the curb 6 and the surface layer 11 for drainage work, the water draining plate 8 is of a V-shaped structure, so that water collecting work is facilitated, and the protective layer 7 made of rock asphalt is laid on the top of the water draining plate 8, so that the outer surface of the water draining plate 8 can be wear-resistant and pressure-resistant.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a rock pitch road structure of highway construction, includes soil matrix (1), subbase (4) and basic unit (10), its characterized in that still includes reinforcing bar (12) and steel sheet (9), reinforcing bar (12) are rectangle array distribution fixed mounting the inboard of subbase (4), and the top extends to the outside of subbase (4), steel sheet (9) fixed mounting be in the bottom surface of basic unit (10), and be connected fixedly with reinforcing bar (12), reinforcing bar (12) with steel sheet (9) are assembled and are used for supporting basic unit (10) and subbase (4).

2. A rock asphalt road structure for road construction according to claim 1, characterized in that the top of the soil foundation (1) is provided with an isolation layer (2), the isolation layer (2) is made of concrete in one piece.

3. A rock asphalt road structure for road construction according to claim 2, wherein the outer wall of the two sides of the top of the isolation layer (2) is provided with a kerb stone (6), the top of the isolation layer (2) is paved with a bedding layer (3), and the top of the bedding layer (3) is paved with a subbase layer (4).

4. A rock asphalt road structure for road construction according to claim 1, wherein the number of the reinforcing steel bars (12) is several, a filling layer (5) is filled between several reinforcing steel bars (12), and the steel plate (9) is fixedly installed on the top of the filling layer (5).

5. A rock asphalt road structure for road construction according to claim 1, wherein a surface layer (11) is laid on the top of the base layer (10), drainage plates (8) are fixedly mounted on the outer walls of two sides of the surface layer (11), the outer wall of the other side of the drainage plate (8) is connected with a kerbstone (6), and the surface layer (11) is integrally made of rock asphalt.

6. A rock asphalt road structure for road construction according to claim 5, characterized in that a protective layer (7) is laid on top of the two drainage plates (8), the protective layer (7) being made of rock asphalt in one piece.

7. A road construction bituminous rock roadway structure according to claim 1, characterized in that the sub-base layer (4) and the base layer (10) are made in one piece, in particular of cement stabilized macadam base.

8. A rock-asphalt road structure for road construction according to claim 3, wherein said bedding (3) is made in one piece, in particular from granular material.

9. A rock-asphalt road structure for road construction according to claim 4, characterized in that the filling layer (5) is made of a mixture of bituminous base layer and graded crushed stone.