CN212895750U - Novel asphalt road structure - Google Patents

Abstract

The utility model provides a novel asphalt road structure, which is composed of an inner liner, a cement layer, a rubble layer, an asphalt layer, a rubber layer arranged between the asphalt layer and the rubble layer, and reinforcing steel bars arranged in the rubble layer, wherein the reinforcing steel bars are formed by binding stirrups and horizontal stirrup sections in an aligned manner, so as to generate a three-dimensional space rubble placing area, reduce the extrusion tension between rubbles in the rubble layer, reduce the hollow-out rate of the rubble layer, and further strengthen the firmness of the whole roadbed; this device carries out multistage buffering to the impact that the road surface received and absorbs through buffer's setting, avoids driving a vehicle overweight and causes certain damage to the road surface, and the staff needs often carry out the problem of maintaining.

Description

Novel asphalt road structure

Technical Field

The utility model belongs to the technical field of the bituminous paving, concretely relates to novel bituminous paving structure.

Background

The asphalt is a black-brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, is one of high-viscosity organic liquids, is in a liquid state, has a black surface, and is soluble in carbon disulfide. The asphalt pavement structure layer can be composed of a surface layer, a base layer, a subbase layer and a cushion layer. The asphalt structure layer of asphalt pavement belongs to the category of flexible pavement, but the base layer of the asphalt pavement can also adopt rigid cement concrete or semi-rigid hydraulic material besides flexible material. The asphalt binder improves the capability of the paving aggregate to resist damage of traveling vehicles and natural factors to the pavement, and enables the pavement to be smooth, dustless and durable. Therefore, asphalt pavement is a high-grade pavement which is most widely adopted in road construction;

present bituminous paving layer structure is comparatively simple, and is durable inadequately, though can generate the two-stage damping effect between traditional bituminous paving and the wheel, compares cement road surface and has more the characteristics that driving comfort is good, the noise is little, but still there is certain buffer capacity poor, the problem that the road bed is firm inadequately, consequently the utility model provides a novel bituminous paving structure is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a novel asphalt road structure, which is composed of an inner liner, a cement layer, a gravel layer, an asphalt layer and a rubber layer arranged between the asphalt layer and the gravel layer, and a reinforcing steel bar is arranged in the gravel layer, and the reinforcing steel bar is formed by binding stirrups and horizontal stirrup sections in an aligned manner, so that a three-dimensional gravel placing area is generated, the extrusion tension between the gravels in the gravel layer is reduced, the hollow-out rate of the gravel layer is reduced, and the firmness of the whole roadbed is enhanced; this device carries out multistage buffering to the impact that the road surface received and absorbs through buffer's setting, avoids driving a vehicle overweight and causes certain damage to the road surface, and the staff needs often carry out the problem of maintaining.

In order to solve the problems, the utility model provides a novel asphalt road structure, which comprises an earth roadbed and a buffer device, wherein the outer wall of the top of the earth roadbed is provided with an inner liner, one side of the inner liner, which is far away from the earth roadbed, of the outer wall is paved with a cement layer, the outer wall of the top of the cement layer is paved with a gravel layer, one side of the gravel layer, which is far away from the cement layer, of the outer wall is paved with an asphalt layer, and the outer wall of the bottom of the asphalt layer is fixedly connected with a reinforcing steel bar;

buffer includes first cover piece, the inner wall of first cover piece cup joints with the outer wall of reinforcing bar, buffer fixed connection is in the rubble layer, the bottom outer wall fixedly connected with of first cover piece supports the depression bar, the below that the outer wall of reinforcing bar just is located first cover piece has cup jointed the second cover piece, the first spring of fixedly connected with between the bottom outer wall of first cover piece and the top outer wall of second cover piece.

The further improvement lies in that: and a rubber layer is arranged between the outer wall of the bottom of the asphalt layer and the outer wall of the top of the crushed stone layer.

The further improvement lies in that: the outer wall fixedly connected with connecting rod in the top of first nest block, the one end that the connecting rod was kept away from first nest block contacts with the bottom outer wall on rubber layer.

The further improvement lies in that: be provided with in the metalling and be used for carrying out the stirrup of violently indulging binding to the reinforcing bar, the bottom of stirrup is provided with horizontal stirrup buckling segment, and setting through stirrup and horizontal stirrup buckling segment is used for the multiunit the reinforcing bar carries out the permutation ligature for the district is placed to the formation three-dimensional space rubble, reduces the extrusion tensity between the rubble in the metalling, reduces the fretwork rate of rubble layer itself.

The further improvement lies in that: the bottom of the inner wall of the second sleeve block is fixedly connected with a second spring, and one end, far away from the first sleeve block, of the pressing resisting rod is fixedly connected with the second spring.

The further improvement lies in that: the stirrup and the horizontal stirrup bending section are integrally formed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the asphalt road structure is formed by arranging a rubber layer between an inner liner layer, a cement layer, a gravel layer, an asphalt layer and the gravel layer, and reinforcing steel bars are arranged in the gravel layer and are formed by binding stirrups and horizontal stirrup sections in an aligned manner, so that a three-dimensional gravel placement area is generated, the extrusion tension between the gravel in the gravel layer is reduced, the hollow rate of the gravel layer is reduced, and the stability of the whole roadbed is enhanced;

2. through rubber layer downstream, extrude the connecting rod, the connecting rod drives first nest of blocks downstream, extrude first spring, the inside second spring of second nest of blocks is extruded to the pole that supports of first nest of blocks outer wall simultaneously, the gravity that receives the road strikes and cushions, this device passes through buffer's setting, the impact that receives the road carries out multistage buffering absorption, avoid driving the vehicle overweight and cause certain damage to the road, the staff need often carry out the problem of maintaining.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the structure of the utility model at the crushed stone layer;

fig. 3 is an enlarged schematic view of the buffering device shown in fig. 2 according to the present invention.

In the figure: 1. an earth roadbed; 2. an inner liner layer; 3. a cement layer; 4. a crushed stone layer; 5. an asphalt layer; 6. a rubber layer; 7. reinforcing steel bars; 8. a buffer device; 81. a first nest block; 82. a connecting rod; 83. a pressing rod; 84. a second nest block; 85. a first spring; 86. a second spring; 9. hooping; 10. a horizontal stirrup segment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel asphalt road structure, includes dirt road bed 1 and buffer 8, and the top outer wall of dirt road bed 1 is provided with inner liner 2, and cement layer 3 has been laid to one side outer wall that dirt road bed 1 was kept away from to inner liner 2, and gravel layer 4 has been laid to the top outer wall of cement layer 3, and asphalt layer 5 has been laid to one side outer wall that cement layer 3 was kept away from to gravel layer 4, and asphalt layer 5's bottom outer wall fixedly connected with reinforcing bar 7.

In this embodiment, absorb the buffering through the pressure shock etc. that buffer 8 received the road surface, through setting up of reinforcing bar 7, increase the holding capacity on interior road surface, the effectual stability of having guaranteed road infrastructure, increased road structure's stability through cement layer 3, rubble layer 4 has increased bituminous paving's bearing capacity, and pitch has good planarization, makes the driving steadily comfortable and has stronger rigidity, and 5 effectual stablizations of road on bituminous layer.

Specifically, buffer 8 includes first nest of blocks 81, and the inner wall of first nest of blocks 81 cup joints with the outer wall of reinforcing bar 7, and 8 fixed connection of buffer are in rubble layer 4, and the bottom outer wall fixedly connected with of first nest of blocks 81 supports depression bar 83, and the below that the outer wall of reinforcing bar 7 just is located first nest of blocks 81 has cup jointed second nest of blocks 84, the first spring 85 of fixedly connected with between the bottom outer wall of first nest of blocks 81 and the top outer wall of second nest of blocks 84.

In this embodiment, through the outer wall that cup joints reinforcing bar 7 with buffer 8 after the processing, carry out pre-buried processing to it, rubber layer 6 downstream extrudees connecting rod 82, and connecting rod 82 drives first nest of blocks 81 downstream, extrudees first spring 85, and the pole 83 that supports of first nest of blocks 81 outer wall extrudees the inside second spring 86 of second nest of blocks 84 simultaneously, and the gravity impact that receives the road surface cushions.

Specifically, a rubber layer 6 is arranged between the outer wall of the bottom of the asphalt layer 5 and the outer wall of the top of the crushed stone layer 4.

In this embodiment, when the asphalt layer 5 is acted upon by gravity, the force is transmitted to the rubber layer 6 for preliminary absorption of the force.

Be provided with in the metalling 4 and be used for carrying out the stirrup 9 of violently indulging binding to reinforcing bar 7, the bottom of stirrup 9 is provided with horizontal stirrup buckling segment 10, and setting through stirrup 9 and horizontal stirrup buckling segment 10 is used for the multiunit reinforcing bar 7 carries out the permutation ligature for generating the three-dimensional space rubble and place the district, reduce the extrusion tensity between the rubble in the metalling 4, reduce the fretwork rate of rubble layer 4 itself, stirrup 9 and horizontal stirrup buckling segment 10 constitute for the integrated shaping, thereby strengthen the degree of stability of whole road bed.

Specifically, the top outer wall of the first sleeve block 81 is fixedly connected with a connecting rod 82, and one end of the connecting rod 82, which is far away from the first sleeve block 81, is in contact with the bottom outer wall of the rubber layer 6.

In this embodiment, the connecting rod 82 transmits the force applied to the rubber layer 6 downward, so that the first block 81 can move downward.

Specifically, the bottom of the inner wall of the second sleeve 84 is fixedly connected with a second spring 86, and one end of the pressing rod 83 far away from the first sleeve 81 is fixedly connected with the second spring 86.

In this embodiment, when the second nest block 84 moves downward, the second spring 86 fixedly connected thereto is compressed, and the compression impact is absorbed in multiple stages.

The stability of the road structure is improved through the cement layer 3, the bearing capacity of the asphalt pavement is improved through the gravel layer 4, the asphalt has good flatness, driving is stable and comfortable, and the rigidity is strong, the stability of the road is effectively ensured through the asphalt layer 5, the bearing capacity of the inner pavement is improved through the arrangement of the reinforcing steel bars 7, and the stability of the road foundation structure is effectively ensured; secondly, this device absorbs the buffering through the pressure shock etc. that buffer 8 received the road surface, buffer 8 through after will processing cup joints the outer wall at reinforcing bar 7, carry out pre-buried processing to it, when pitch layer 5 received the gravity effect, transmit power to rubber layer 6 and carry out preliminary absorption to doing all can, rubber layer 6 downstream, extrude connecting rod 82, connecting rod 82 drives first nest block 81 downstream, extrude first spring 85, the inside second spring 86 of second nest block 84 is extruded to the pressure bar 83 that supports of first nest block 81 outer wall simultaneously, the gravity impact who receives the road surface cushions. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A novel asphalt road structure is characterized in that: the soil roadbed comprises a soil roadbed (1) and a buffer device (8), wherein an inner liner (2) is arranged on the outer wall of the top of the soil roadbed (1), a cement layer (3) is laid on the outer wall of one side, away from the soil roadbed (1), of the inner liner (2), a gravel layer (4) is laid on the outer wall of the top of the cement layer (3), an asphalt layer (5) is laid on the outer wall of one side, away from the cement layer (3), of the gravel layer (4), and a reinforcing steel bar (7) is fixedly connected to the outer wall of the bottom of the asphalt layer (5);

buffer (8) include first cover piece (81), the inner wall of first cover piece (81) cup joints with the outer wall of reinforcing bar (7), buffer (8) fixed connection is in metalling (4), the bottom outer wall fixedly connected with of first cover piece (81) supports depression bar (83), the below that the outer wall of reinforcing bar (7) just is located first cover piece (81) has cup jointed second cover piece (84), first spring (85) of fixedly connected with between the bottom outer wall of first cover piece (81) and the top outer wall of second cover piece (84).

2. The novel asphalt road structure of claim 1, wherein: a rubber layer (6) is arranged between the outer wall of the bottom of the asphalt layer (5) and the outer wall of the top of the gravel layer (4).

3. The novel asphalt road structure of claim 1, wherein: the outer wall of the top of the first sleeve block (81) is fixedly connected with a connecting rod (82), and one end, far away from the first sleeve block (81), of the connecting rod (82) is in contact with the outer wall of the bottom of the rubber layer (6).

4. The novel asphalt road structure of claim 1, wherein:

be provided with in metalling (4) and be used for carrying out horizontal stirrup (9) of indulging binding to reinforcing bar (7), the bottom of stirrup (9) is provided with horizontal stirrup bending segment (10), is used for the multiunit through setting up of stirrup (9) and horizontal stirrup bending segment (10) reinforcing bar (7) carry out the permutation ligature for generate the three-dimensional space rubble and place the district, reduce the extrusion tensity between the rubble in metalling (4), reduce the fretwork rate of metalling (4) itself.

5. The novel asphalt road structure of claim 1, wherein: the bottom of the inner wall of the second sleeve block (84) is fixedly connected with a second spring (86), and one end, far away from the first sleeve block (81), of the abutting rod (83) is fixedly connected with the second spring (86).

6. The novel asphalt road structure of claim 4, wherein: the stirrup (9) and the horizontal stirrup bending section (10) are integrally formed.

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