CN210946343U

CN210946343U - Asphalt pavement structure

Info

Publication number: CN210946343U
Application number: CN201921575009.XU
Authority: CN
Inventors: 楼贤民
Original assignee: Fuzhou Zhonglin Engineering Construction Co ltd
Current assignee: Fuzhou Zhonglin Engineering Construction Co ltd
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-07-07
Anticipated expiration: 2029-09-21

Abstract

The utility model discloses an asphalt pavement structure, which comprises a base layer, an asphalt layer and a drainage structure; a buffer layer is arranged between the base layer and the asphalt layer; the buffer layer comprises a plurality of mounting plates and a plurality of shock absorption blocks which are fixed on the base layer, a groove is arranged on the mounting plates, a connecting column is inserted into the groove, and the drainage structure is arranged on the connecting column; the drainage structure comprises a drainage channel arranged on the connecting column; the top of the connecting column is flush with the top of the asphalt layer; the connecting column is provided with two extending parts which are symmetrical up and down, the damping block is positioned between the two extending parts, and the upper end and the lower end of the damping block are in contact with the extending parts; the top of spliced pole is equipped with the expansion portion, laminates mutually between expansion portion and the pitch layer. The utility model has good anti-seismic effect, is not easy to damage and has longer service life; the asphalt pavement structure has good dewatering effect, reduces the damage of the asphalt pavement structure, and has longer service life.

Description

Asphalt pavement structure

Technical Field

The utility model relates to a bituminous paving structure.

Background

Asphalt pavement structures refer to the incorporation of mineral materials into various types of pavement paved with asphalt materials. 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, less in dust, impermeable and durable. Therefore, the asphalt pavement structure is one of the most widely used high-grade pavements in road construction.

The existing asphalt pavement structure is not easy to permeate water and cannot timely discharge the rainwater on the asphalt pavement structure

A road surface. Especially in plum rain season of southern cities, the precipitation is large, and the permeable asphalt layer on the surface layer of the asphalt pavement structure is easy to crack after being soaked by water for a long time, so that the road condition is poor.

Disclosure of Invention

The utility model aims to solve the technical problem that a bituminous paving structure that can solve above-mentioned problem is provided.

The utility model discloses a realize through following technical scheme: an asphalt pavement structure comprises a base layer, an asphalt layer and a drainage structure; a buffer layer is arranged between the base layer and the asphalt layer; the buffer layer comprises a plurality of mounting plates and a plurality of shock absorption blocks which are fixed on the base layer, a groove is arranged on the mounting plates, a connecting column is inserted into the groove, and the drainage structure is arranged on the connecting column; the drainage structure comprises a drainage channel arranged on the connecting column; the top of the connecting column is flush with the top of the asphalt layer; the connecting column is provided with two extending parts which are symmetrical up and down, the damping block is positioned between the two extending parts, and the upper end and the lower end of the damping block are in contact with the extending parts; the top of spliced pole is equipped with the expansion portion, laminates mutually between expansion portion and the pitch layer.

As a preferred technical scheme, the drainage channel is arranged from top to bottom, and the top end of the drainage channel is communicated with the external environment; a water absorbent material is disposed within the drainage channel.

As a preferred technical scheme, the water absorption material comprises a plastic block, and a water absorption layer is fixed on the surface of the plastic block through waterproof glue; the plastic block is connected with the inner wall of the drainage channel through a spring; and two ends of the spring are fixedly welded with a connecting plate, and the connecting plates are respectively fixed with the plastic block and the inner wall of the drainage channel.

As a preferred technical scheme, the inner wall of the groove is provided with an internal thread, the outer wall of the connecting column is provided with an external thread, and the external thread is matched with the internal thread; the connecting column is inserted into the groove and is engaged through threads; the connecting column is made of hard rubber, the expansion part is made of soft rubber, and the connecting column and the expansion part are fixed through screws.

According to the preferable technical scheme, the damping block is made of rubber, a water storage cavity is arranged in the damping block, the water storage cavity is communicated with the drainage channel, and a plurality of metal heat conduction blocks are placed in the water storage cavity; the extension part is made of heat-conducting metal, a plurality of aligned screw holes are formed between the extension part and the connecting column, and screws are inserted into the screw holes.

The utility model has the advantages that: the utility model has good anti-seismic effect, is not easy to damage and has longer service life; the asphalt pavement structure has good dewatering effect, reduces the damage of the asphalt pavement structure, and has longer service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a partial front view of the present invention;

FIG. 2 is a structural view of the water absorbent material of the present invention;

fig. 3 is a partial plan view of the present invention.

Detailed Description

As shown in fig. 1 to 3, the asphalt pavement structure comprises a base layer 1, an asphalt layer 2 and a drainage structure; a buffer layer is arranged between the base layer 1 and the asphalt layer 2; the buffer layer is equipped with a recess 12 including fixing polylith mounting panel 5 and polylith snubber block 6 on basic unit 1 on the mounting panel, inserts a spliced pole 3 in the recess 12, and drainage structures sets up on spliced pole 3.

In this embodiment, the drainage structure includes a drainage channel 7 provided on the connection column; the top of the connecting column 3 is flush with the top of the asphalt layer 2; the connecting column 3 is provided with two extending parts 8 which are symmetrical up and down, the damping block 6 is positioned between the two extending parts, and the upper end and the lower end of the damping block 6 are contacted with the extending parts 8; the top of spliced pole 3 is equipped with expansion portion 11, laminates mutually between expansion portion and the pitch layer, has increased the leakproofness.

The drainage channel 7 is arranged from top to bottom, and the top end of the drainage channel is communicated with the external environment; a water absorbing material 9 is arranged in the drainage channel for draining water from the asphalt layer.

Wherein, the water absorption material comprises a plastic block 9a, and a water absorption layer 9b is fixed on the surface of the plastic block through waterproof glue; the plastic block is connected with the inner wall of the drainage channel through a spring 9 c; and two ends of the spring are fixedly welded with a connecting plate 9d, and the connecting plates are respectively fixed with the plastic block and the inner wall of the drainage channel. The plastic block is close to the water inlet of the drainage channel, so that water is conveniently absorbed, water is conveniently guided into the drainage channel, and the spring increases the stability of the water absorbing material.

Wherein, the inner wall of the groove 12 is provided with an internal thread, the outer wall of the connecting column is provided with an external thread, and the external thread is matched with the internal thread; the connecting column 3 is inserted into the groove and meshed through threads, and the connecting column 3 is simple to disassemble and convenient to install; the connecting column is made of hard rubber, the expansion part is made of soft rubber, and the connecting column and the expansion part 11 are fixed through screws.

The damping block 6 is made of rubber, the damping block and the connecting column can be fixed through waterproof glue, a water storage cavity 6a is arranged in the damping block 6, the water storage cavity is communicated with the drainage channel, a plurality of metal heat conducting blocks 13 are arranged in the water storage cavity, the metal heat conducting blocks can be made of copper or aluminum alloy, and waterproof paint is arranged on the surfaces of the metal heat conducting blocks; the extension part 8 is made of heat-conducting metal, a plurality of aligned screw holes are formed between the extension part 8 and the connecting column, and screws are inserted into the screw holes to be fixed firmly.

The working principle is as follows: the snubber block on the buffer layer of this device has occupied the major part, and the snubber block is connected with basic unit, pitch layer, has increased a antidetonation effect.

In rainy days, rainwater is discharged downwards through the drainage channel and enters the water storage cavity, and the buffering and anti-seismic effect of the road surface is improved in rainy days. Meanwhile, water is not easy to accumulate on the surface of the asphalt layer. The metal heat conducting block and the extending part have a heat conducting effect, so that the temperature rise in the buffer layer is facilitated, and the subsequent evaporation of rainwater is facilitated.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. An asphalt pavement structure, its characterized in that: comprises a base layer, an asphalt layer and a drainage structure; a buffer layer is arranged between the base layer and the asphalt layer; the buffer layer comprises a plurality of mounting plates and a plurality of shock absorption blocks which are fixed on the base layer, a groove is arranged on the mounting plates, a connecting column is inserted into the groove, and the drainage structure is arranged on the connecting column; the drainage structure comprises a drainage channel arranged on the connecting column; the top of the connecting column is flush with the top of the asphalt layer; the connecting column is provided with two extending parts which are symmetrical up and down, the damping block is positioned between the two extending parts, and the upper end and the lower end of the damping block are in contact with the extending parts; the top of spliced pole is equipped with the expansion portion, laminates mutually between expansion portion and the pitch layer.

2. The asphalt pavement structure according to claim 1, wherein: the drainage channel is arranged from top to bottom, and the top end of the drainage channel is communicated with the external environment; a water absorbent material is disposed within the drainage channel.

3. The asphalt pavement structure according to claim 2, wherein: the water absorbing material comprises a plastic block, and a water absorbing layer is fixed on the surface of the plastic block through waterproof glue; the plastic block is connected with the inner wall of the drainage channel through a spring; and two ends of the spring are fixedly welded with a connecting plate, and the connecting plates are respectively fixed with the plastic block and the inner wall of the drainage channel.

4. The asphalt pavement structure according to claim 1, wherein: the inner wall of the groove is provided with an internal thread, the outer wall of the connecting column is provided with an external thread, and the external thread is matched with the internal thread; the connecting column is inserted into the groove and is engaged through threads; the connecting column is made of hard rubber, the expansion part is made of soft rubber, and the connecting column and the expansion part are fixed through screws.

5. The asphalt pavement structure according to claim 1, wherein: the damping block is made of rubber, a water storage cavity is arranged in the damping block, the water storage cavity is communicated with the drainage channel, and a plurality of metal heat conducting blocks are placed in the water storage cavity; the extension part is made of heat-conducting metal, a plurality of aligned screw holes are formed between the extension part and the connecting column, and screws are inserted into the screw holes.