CN212895749U

CN212895749U - Asphalt pavement structure

Info

Publication number: CN212895749U
Application number: CN202021506733.XU
Authority: CN
Inventors: 周子涛; 高俊敏; 石小龙; 史爱超; 纪超; 姚晶晶; 高建; 王远鹏
Original assignee: Beijing Changdao Municipal Engineering Group Co ltd
Current assignee: Beijing Changdao Municipal Engineering Group Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-06
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses an asphalt pavement structure, which belongs to the technical field of road construction, and the key points of the technical proposal are that the asphalt pavement structure comprises two limiting blocks which are symmetrically distributed, an original pavement and an asphalt pavement body, wherein one sides of the two limiting blocks which are opposite to each other are respectively provided with an auxiliary block, a reinforced connecting block is fixedly connected between the limiting blocks and the auxiliary blocks, one side of the two limiting blocks which is opposite to each other is fixedly connected with a plurality of uniformly distributed buffering compression-resisting parts, the lower end surfaces of the limiting blocks and the auxiliary blocks are respectively and fixedly connected with a plurality of uniformly distributed fixed pile rods, the asphalt pavement body sequentially comprises a mixed mud crushed stone particle layer, an asphalt mixed mud layer, an asphalt base layer, coarse asphalt concrete, a water-resisting layer, a basalt concrete layer, fine asphalt concrete and a permeable asphalt layer from bottom to top, the limiting blocks are convenient for limiting the width of the asphalt pavement body, and prevent the asphalt pavement body, the width of the two sides of the asphalt road body is changed, and the flatness of the asphalt road body is improved.

Description

Asphalt pavement structure

Technical Field

The utility model relates to a road construction technical field, in particular to bituminous paving structure.

Background

Asphalt pavement is a kind of pavement which is made up by mixing mineral material with asphalt material, and the asphalt binder can raise the ability of paving granules to resist running and damage of natural factors to pavement, and can make the pavement smooth, dustless and durable, so that it is a high-grade pavement which is most extensively used in road construction.

However, the existing asphalt pavement structure is extruded by gravity for a long time, so that the two sides of the asphalt pavement can collapse, the widths of the two sides of the asphalt pavement are inconsistent, the flatness of the asphalt pavement is affected, and meanwhile, the bearing capacity of the asphalt pavement is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bituminous paving structure aims at solving the extrusion that current bituminous paving structure received gravity for a long time, and the phenomenon of collapsing can appear in not only bituminous paving's both sides, and the width of bituminous paving both sides is inconsistent, influences bituminous paving's roughness, simultaneously, bituminous paving's the poor problem of bearing capacity.

The utility model is realized in such a way, an asphalt pavement structure comprises two limiting blocks, an original pavement and an asphalt pavement body which are symmetrically distributed, wherein the two limiting blocks are respectively positioned at the left side and the right side of the asphalt pavement body, the asphalt pavement body and the limiting blocks are both positioned right above the original pavement, one side of the two limiting blocks, which is opposite to each other, is provided with an auxiliary block, a reinforced connecting block is fixedly connected between the limiting blocks and the auxiliary block, one side of the two limiting blocks, which is opposite to each other, is fixedly connected with a plurality of uniformly distributed buffering compression resistant parts, the middle part of one side of the limiting blocks, which is opposite to each other, is fixedly connected with a plurality of uniformly distributed reinforcing ribs, one side of the reinforcing ribs, which is opposite to each other, is fixedly connected with a plurality of uniformly distributed fixed pile rods, and the other ends of the fixed pile rods all penetrate through the original pavement and extend to the inside of the original pavement, the asphalt road body sequentially comprises a mud-mixed gravel particle layer, an asphalt-mixed soil layer, an asphalt base layer, coarse asphalt concrete, a water-resisting layer, a basalt concrete layer, fine asphalt concrete and a water-permeable asphalt layer from bottom to top.

In order to prevent that the rainwater from flowing into from the gap between pitch way body and the restriction piece, influence bituminous paving's quality, conduct the utility model discloses a bituminous paving structure is preferred, the left and right sides of pitch way body up end all is provided with edge protection layer.

In order to strengthen the intensity of bituminous paving bottom, make the difficult fracture in bituminous paving middle part, simultaneously, strengthen bituminous paving's bearing strength, as the utility model discloses a bituminous paving structure is preferred, the equal fixedly connected with connecting reinforcement in middle part of muddy rubble grained layer, bituminous mixture dirt bed and pitch basic unit.

In order to facilitate strengthening the joint strength of coarse asphalt concrete and water barrier, conduct the utility model discloses a bituminous paving structure is preferred, set up organosilicon adhesive bond layer between coarse asphalt concrete and the water barrier.

In order to facilitate the drainage rainwater, prevent that the rainwater from gathering to bituminous paving both sides, make bituminous paving both sides the phenomenon of collapsing appear, conduct the utility model discloses a bituminous paving structure is preferred, the up end fixedly connected with drain of strengthening the connecting block, the both sides of drain respectively with restriction piece and supplementary piece fixed connection.

In order to prevent that the pedestrian from falling into the water drainage, simultaneously, prevent that rubbish from getting into the water drainage, conduct the utility model discloses a bituminous paving structure is preferred, the up end of water drainage is provided with slotted apron.

In order to improve the quality on road surface, conduct the utility model discloses a bituminous paving structure is preferred, the both sides of water barrier all run through and have seted up the drain pipe, the other end and the drain passage intercommunication of drain pipe.

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

1. the asphalt pavement structure is characterized in that auxiliary blocks are arranged on one sides of two limiting blocks opposite to each other, reinforced connecting blocks are fixedly connected between the limiting blocks and the auxiliary blocks, so that the stability of the limiting blocks is enhanced, the two limiting blocks are respectively fixed on the left side and the right side of an asphalt road body, the width of the asphalt road body is conveniently limited by the two limiting blocks, the asphalt road body is prevented from being extruded by gravity for a long time, the width of the two sides of the asphalt road body is changed, the flatness of the asphalt road body is influenced, a plurality of uniformly distributed buffering compression parts are fixedly connected on the opposite sides of the two limiting blocks, the buffering compression parts are in an arch shape, the impact force of the middle part of the asphalt road body on the limiting blocks is further buffered, the asphalt road body is not easy to deform, a plurality of uniformly distributed fixed pile rods are fixedly connected on the lower end faces of the limiting blocks and the auxiliary blocks, and the lower ends of the fixed pile rods are, the stability of the limiting blocks and the auxiliary blocks is enhanced, the limiting blocks and the auxiliary blocks are convenient to protect the asphalt road body, a water-resisting layer and a basalt concrete layer are arranged in the middle of the original road surface, compared with the water-resisting asphalt layer, the load-type cracks of the water-resisting asphalt layer are smaller than those of the water-resisting asphalt layer, the basalt concrete layer contains a small amount of basalt, the basalt can absorb the heat of the water-resisting asphalt layer, the water-resisting layer has certain waterproof performance, rainwater can be reduced to enter the lower part of the asphalt road body, damage of the rainwater to the asphalt road body is reduced, the service life of the asphalt road body is prolonged, meanwhile, the shapes of the coarse asphalt concrete, the water-resisting layer, the fine asphalt concrete and the basalt concrete layer are all arch-shaped, the bearing force and the supporting force of the asphalt road body are enhanced, and the stress of the whole asphalt road surface is more uniform;

2. according to the asphalt pavement structure, the edge protection layers are arranged on the left side and the right side of the upper end surface of the asphalt pavement body, so that the connection strength between the asphalt pavement body and the limiting block is further enhanced, a gap is prevented from being formed between the asphalt pavement body and the limiting block, rainwater is prevented from flowing into the gap between the asphalt pavement body and the limiting block, and the quality of the asphalt pavement is influenced;

3. this kind of bituminous paving structure, through the equal fixedly connected with connecting reinforcement in the middle part of mixing mud rubble grained layer, bituminous mixture dirt bed and pitch basic unit, connecting reinforcement solidifies the middle part of mixing mud rubble grained layer, bituminous mixture dirt bed and pitch basic unit, further strengthens the intensity of bituminous paving bottom, makes the difficult fracture in bituminous paving middle part, simultaneously, strengthens bituminous paving's bearing strength.

Drawings

FIG. 1 is an overall structural view of an asphalt pavement structure according to the present invention;

fig. 2 is a cross-sectional view of the asphalt road body of the present invention.

In the figure, 1, original pavement; 2. a limiting block; 201. an auxiliary block; 202. reinforcing the connecting block; 203. reinforcing ribs; 204. fixing the pile rod; 205. buffering the compression resistant part; 206. connecting reinforcing steel bars; 207. a water drain; 208. a slot cover plate; 3. an asphalt road body; 301. mixing a mud broken stone particle layer; 302. an asphalt-concrete soil layer; 303. an asphalt base layer; 304. coarse asphalt concrete; 305. a water barrier layer; 306. a basalt concrete layer; 307. fine asphalt concrete; 308. a water-permeable asphalt layer; 309. an edge protection layer; 4. and a water discharge pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, the present invention provides a technical solution: an asphalt pavement structure comprises two limiting blocks 2, an original pavement 1 and an asphalt pavement body 3 which are symmetrically distributed, wherein the two limiting blocks 2 are respectively positioned at the left side and the right side of the asphalt pavement body 3, the asphalt pavement body 3 and the limiting blocks 2 are both positioned right above the original pavement 1, one sides of the two limiting blocks 2, which are opposite to each other, are respectively provided with an auxiliary block 201, a reinforced connecting block 202 is fixedly connected between the limiting blocks 2 and the auxiliary block 201, one side, opposite to the two limiting blocks 2, is respectively and fixedly connected with a plurality of uniformly distributed buffering compression resistant parts 205, the middle parts of one side, opposite to the limiting blocks 2 and the auxiliary blocks 201, are respectively and fixedly connected with a plurality of uniformly distributed reinforcing ribs 203, one side, opposite to the reinforcing ribs 203, is fixedly connected with the reinforced connecting block 202, the lower end faces of the limiting blocks 2 and the auxiliary blocks 201 are respectively and fixedly connected with a plurality of uniformly distributed fixed pile rods 204, the other ends of the plurality of the fixed pile, the asphalt road body 3 sequentially comprises a mud-gravel mixture particle layer 301, an asphalt-mud mixture layer 302, an asphalt base layer 303, coarse asphalt concrete 304, a water-resisting layer 305, a basalt concrete layer 306, fine asphalt concrete 307 and a pervious asphalt layer 308 from bottom to top.

In this embodiment: the auxiliary blocks 201 are arranged on the opposite sides of the two limiting blocks 2, the reinforced connecting blocks 202 are fixedly connected between the limiting blocks 2 and the auxiliary blocks 201, the stability of the limiting blocks 2 is further enhanced, the two limiting blocks 2 are respectively fixed on the left side and the right side of the asphalt road body 3, the two limiting blocks 2 are convenient for limiting the width of the asphalt road body 3, the asphalt road body 3 is prevented from being extruded by gravity for a long time, the width of the two sides of the asphalt road body 3 is changed, the flatness of the asphalt road body 3 is influenced, a plurality of uniformly distributed buffering compression resistant parts 205 are fixedly connected on the opposite sides of the two limiting blocks 2, the plurality of buffering compression resistant parts 205 are in an arch shape, the impact force of the middle part of the asphalt road body 3 on the limiting blocks 2 is further buffered, the asphalt road body 3 is not easy to deform, and a plurality of uniformly distributed fixed pile rods 204 are fixedly connected on the lower end faces of the limiting blocks 2 and the, the lower end of the fixed pile rod 204 is fixed below the original pavement 1, so that the stability of the limiting block 2 and the auxiliary block 201 is enhanced, the limiting block 2 and the auxiliary block 201 are convenient to protect the asphalt road body 3, the middle part of the original pavement 1 is provided with a water-resisting layer 305 and a basalt concrete layer 306, compared with the waterproof asphalt layer, the load-bearing crack of the waterproof asphalt layer 308 is less than that of the waterproof asphalt layer, the basalt concrete layer 306 contains a small amount of basalt, the basalt can absorb the heat of the waterproof asphalt layer 308, the water-resisting layer 305 has certain waterproof performance, rainwater can be reduced to enter the lower part of the asphalt road body 3, the damage of the rainwater to the asphalt road body 3 is reduced, the service life of the asphalt road body 3 is prolonged, meanwhile, the shapes of the coarse asphalt concrete 304, the water-resisting layer 305, the fine asphalt concrete 307 and the basalt concrete layer 306 are all arch-shaped, so that the bearing force and the supporting force of the asphalt road body 3 are enhanced, so that the stress of the whole asphalt pavement is more uniform.

As a technical optimization scheme of the utility model, the left and right sides of 3 up end on pitch way body all is provided with edge protection layer 309.

In this embodiment: all be provided with edge protection layer 309 through the left and right sides at pitch way body 3 up end, edge protection layer 309 further strengthens pitch way body 3 and restriction piece 2's joint strength, guarantees that the gap can not appear between pitch way body 3 and the restriction piece 2, prevents that the rainwater from flowing into from the gap between pitch way body 3 and the restriction piece 2, influences bituminous paving's quality.

As a technical optimization scheme of the utility model, mix the equal fixedly connected with connecting reinforcement 206 in middle part of mud rubble grained layer 301, asphalt-concrete dirt layer 302 and pitch basic unit 303.

In this embodiment: through the equal fixedly connected with connecting reinforcement 206 in the middle part of mixing mud rubble grained layer 301, bituminous mixture dirt bed 302 and pitch base 303, connecting reinforcement 206 solidifies the middle part of mixing mud rubble grained layer 301, bituminous mixture dirt bed 302 and pitch base 303, further strengthens the intensity of bituminous paving bottom, makes the difficult fracture in bituminous paving middle part, simultaneously, strengthens bituminous paving's bearing strength.

As a technical optimization scheme of the utility model, set up organosilicon adhesive bond layer between coarse asphalt concrete 304 and the water barrier 305.

In this embodiment: by providing a silicone adhesive layer between coarse asphalt concrete 304 and water barrier 305, the connection strength between coarse asphalt concrete 304 and water barrier 305 is further enhanced by the silicone adhesive layer.

As a technical optimization scheme of the utility model, the up end fixedly connected with drain 207 of strengthening connecting block 202, the both sides of drain 207 respectively with restriction piece 2 and supplementary piece 201 fixed connection.

In this embodiment: through at the up end fixedly connected with drain 207 of strengthening connecting block 202, the rainwater of further being convenient for discharge prevents that the rainwater from gathering to bituminous paving both sides, makes bituminous paving both sides the phenomenon of collapsing appear.

As a technical optimization scheme of the utility model, the up end of drain 207 is provided with slotted apron 208.

In this embodiment: by providing the gutter cover 208 on the upper end surface of the drain 207, the gutter cover 208 exerts a sealing effect to prevent pedestrians from falling into the drain 207, and at the same time, prevents garbage from entering the drain 207.

As a technical optimization scheme of the utility model, the both sides of water barrier 305 all run through and have seted up drain pipe 4, drain pipe 4's the other end and drain 207 intercommunication.

In this embodiment: the drain pipe 4 is arranged on the two sides of the waterproof layer 305 in a penetrating mode, so that the effect of facilitating drainage is achieved, the road surface is prevented from cracking easily after rainwater is gathered, and the quality of the road surface is improved.

The working principle is as follows: firstly, the auxiliary blocks 201 are arranged on the opposite sides of the two limiting blocks 2, the reinforced connecting blocks 202 are fixedly connected between the limiting blocks 2 and the auxiliary blocks 201, so that the stability of the limiting blocks 2 is enhanced, the two limiting blocks 2 are respectively fixed on the left side and the right side of the asphalt road body 3, the two limiting blocks 2 are convenient for limiting the width of the asphalt road body 3, the asphalt road body 3 is prevented from being extruded by gravity for a long time, the width of the two sides of the asphalt road body 3 is changed, the flatness of the asphalt road body 3 is influenced, a plurality of uniformly distributed buffer compression resistant parts 205 are fixedly connected on the opposite sides of the two limiting blocks 2, the plurality of buffer compression resistant parts 205 are in an arch shape, the impact force of the middle part of the asphalt road body 3 on the limiting blocks 2 is further buffered, the asphalt road body 3 is not easy to deform, a plurality of uniformly distributed fixed pile rods 204 are fixedly connected on the lower end faces of the limiting blocks 2 and, the lower end of the fixed pile rod 204 is fixed below the original pavement 1, so that the stability of the limiting block 2 and the auxiliary block 201 is enhanced, the limiting block 2 and the auxiliary block 201 are convenient to protect the asphalt road body 3, the middle part of the original pavement 1 is provided with a water-resisting layer 305 and a basalt concrete layer 306, compared with the waterproof asphalt layer, the load-bearing crack of the waterproof asphalt layer 308 is less than that of the waterproof asphalt layer, the basalt concrete layer 306 contains a small amount of basalt, the basalt can absorb the heat of the waterproof asphalt layer 308, the water-resisting layer 305 has certain waterproof performance, rainwater can be reduced to enter the lower part of the asphalt road body 3, the damage of the rainwater to the asphalt road body 3 is reduced, the service life of the asphalt road body 3 is prolonged, meanwhile, the shapes of the coarse asphalt concrete 304, the water-resisting layer 305, the fine asphalt concrete 307 and the basalt concrete layer 306 are all arch-shaped, so that the bearing force and the supporting force of the asphalt road body 3 are enhanced, so that the stress of the whole asphalt pavement is more uniform.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an asphalt pavement structure, includes two symmetric distribution's restriction piece (2), former road surface (1) and pitch way body (3), two restriction piece (2) are located the left and right sides of pitch way body (3) respectively, pitch way body (3) and restriction piece (2) all are located former road surface (1) directly over, its characterized in that: two one side that restriction piece (2) carried on the back mutually all is provided with supplementary piece (201), fixedly connected with reinforced connection piece (202), two between restriction piece (2) and supplementary piece (201) the equal fixedly connected with a plurality of evenly distributed's of one side that restriction piece (2) are relative buffering compression resisting piece (205), the equal fixedly connected with a plurality of evenly distributed's of middle part of one side that restriction piece (2) and supplementary piece (201) are relative strengthening rib (203), it is a plurality of one side that strengthening rib (203) are relative and reinforced connection piece (202) fixed connection, the equal fixedly connected with a plurality of evenly distributed's of lower terminal surface fixed pile pole (204) of restriction piece (2) and supplementary piece (201), it is a plurality of the other end of fixed pile pole (204) all runs through former road surface (1) and extends to the inside of former road surface (1), supreme muddy rubble grained layer (301) of including in proper order down is followed to pitch way body (3), The asphalt concrete base layer comprises an asphalt concrete layer (302), an asphalt base layer (303), coarse asphalt concrete (304), a water-resisting layer (305), a basalt concrete layer (306), fine asphalt concrete (307) and a permeable asphalt layer (308).

2. An asphalt pavement structure according to claim 1, characterized in that: the left side and the right side of the upper end face of the asphalt road body (3) are provided with edge protection layers (309).

3. An asphalt pavement structure according to claim 1, characterized in that: the middle parts of the mixed mud gravel particle layer (301), the asphalt mixed mud layer (302) and the asphalt base layer (303) are fixedly connected with connecting steel bars (206).

4. An asphalt pavement structure according to claim 1, characterized in that: and an organic silicon adhesive layer is arranged between the crude asphalt concrete (304) and the water-resisting layer (305).

5. An asphalt pavement structure according to claim 1, characterized in that: the upper end face of the reinforcing connecting block (202) is fixedly connected with a water drainage channel (207), and two sides of the water drainage channel (207) are fixedly connected with the limiting block (2) and the auxiliary block (201) respectively.

6. An asphalt pavement structure according to claim 5, characterized in that: the upper end surface of the drainage channel (207) is provided with a groove cover plate (208).

7. An asphalt pavement structure according to claim 1, characterized in that: the two sides of the waterproof layer (305) are provided with drain pipes (4) in a penetrating mode, and the other ends of the drain pipes (4) are communicated with the drain channel (207).