CN210140748U

CN210140748U - Road pavement structure

Info

Publication number: CN210140748U
Application number: CN201920678406.3U
Authority: CN
Inventors: 苏美荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-03-13
Anticipated expiration: 2029-05-14

Abstract

The utility model belongs to the technical field of road engineering and discloses a road surface structure, which can enhance the structure of the road surface by arranging an emulsified asphalt slurry seal, a concrete layer, a medium grain type asphalt concrete layer and a fine grain type asphalt concrete layer, wherein, a curb body assembled by a plurality of third kerbs, a first kerb, a second kerb and a fourth kerb is arranged at the two sides of the road surface, then a third transverse baffle, a first transverse baffle and a second transverse baffle are respectively arranged at the upper parts of the third kerb, the first kerb, the second kerb and the fourth kerb, and the third transverse baffle, the first transverse baffle, the second transverse baffle and the fourth transverse baffle are extruded at the two sides of a backfill and graded gravel base layer, the emulsified asphalt slurry seal, the concrete, the medium grain type asphalt concrete layer and the fine grain type asphalt concrete layer, can play a role in protecting the edge of the pavement.

Description

Road pavement structure

Technical Field

The utility model particularly relates to a road surface structure belongs to road engineering technical field.

Background

The road surface is one or more layers of road structure layers which are paved on the top surface of a roadbed by using road building materials and used for vehicles and pedestrians to directly run on the surface of the roadbed.

Some garden road surface that have now are because pedestrian or vehicle's the current after raining, and the edge of road is damaged easily, and in the long term, the degree of destruction on road surface will be more and more serious to influence the trip of pedestrian or vehicle, consequently, need improve urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, a road surface structure is provided, through setting up emulsified asphalt slurry seal, concrete layer, medium grain formula asphalt concrete layer and fine grain formula asphalt concrete layer, can strengthen the structure on road surface, and set up the curb body of being assembled by a plurality of third curb in the both sides on road surface, first curb, second curb and fourth curb, and pass through the backfill extrusion at the both ends on road surface with the curb body, can play the effect at protection road surface edge, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a road surface structure, include:

grinding the plain soil layer;

the lime soil cushion layer is positioned on the upper surface of the plain soil rolling layer;

the graded broken stone base layer is positioned on the upper surface of the lime soil cushion layer;

the curb body is positioned on the upper surface of the lime soil cushion layer, positioned on two sides of the graded broken stone base layer and used for blocking the graded broken stone base layer;

the emulsified asphalt slurry seal is positioned on the upper surface of the graded broken stone base layer and is bonded with the upper surface of the graded broken stone base layer;

the concrete layer is poured on the upper surface of the emulsified asphalt slurry seal layer, and expansion joints are arranged at the upper partition sections of the concrete layer;

the medium particle type asphalt concrete layer is poured on the upper surface of the concrete layer;

the fine particle type asphalt concrete layer is poured on the upper surface of the medium particle type asphalt concrete layer;

the lime soil cushion layer, the graded broken stone base layer, the emulsified asphalt slurry seal layer, the concrete layer, the medium grain type asphalt concrete layer and the fine grain type asphalt concrete layer are all set to be of a structure with a high middle part and low two sides, the two sides of the graded broken stone base layer, the emulsified asphalt slurry seal layer, the concrete layer, the medium grain type asphalt concrete layer and the fine grain type asphalt concrete layer are all connected with one side of the curb body, and backfill soil is extruded on the other side of the curb body.

Further, the curb body includes:

the first curb stone comprises a first transverse stop block, a first vertical groove and a first transverse groove, wherein the first transverse stop block, the first vertical groove and the first transverse groove are prefabricated and formed by concrete;

the second kerbstone comprises a first transverse convex block, a first vertical convex block, a second transverse stop block and a second vertical stop block, wherein the first transverse convex block, the first vertical stop block and the second vertical stop block are prefabricated and formed by concrete;

the third kerbstone comprises a third transverse stop block, a third vertical stop block, a second vertical convex block and a second transverse convex block, wherein the third transverse stop block and the third vertical stop block are prefabricated and formed by concrete;

and the fourth curb stone comprises a fourth transverse stop block, a fourth vertical stop block, a second vertical groove and a second transverse groove which are prefabricated and formed by concrete, the fourth transverse stop block and the fourth vertical stop block are mutually perpendicular, the second vertical groove is positioned on one side of the fourth vertical stop block, the second transverse groove is positioned on one side of the fourth transverse stop block, and the bottom of the second vertical groove is communicated with the middle of the second transverse groove.

Further, during assembly, one side of the third curb is connected with one side of the first curb, the other side of the first curb is connected with one side of the second curb, and the other side of the second curb is connected with one side of the fourth curb.

Further, during assembly, the second vertical bump and the second transverse bump on one side of the third curb are respectively inserted into the first vertical groove and the first transverse groove on one side of the first curb;

the first vertical lug and the first transverse lug on one side of the second curb are respectively inserted into the first vertical groove and the first transverse groove on the other side of the first curb;

and the second vertical groove and the second transverse groove on one side of the fourth curb are clamped outside the first vertical lug and the first transverse lug on the other side of the second curb.

Further, gaps at the sequential connection positions of the third curb, the first curb, the second curb and the fourth curb are sealed through mortar or asphalt.

The utility model discloses the beneficial effect who reaches is:

1. through setting up emulsified asphalt slurry seal, concrete layer, medium grain formula asphalt concrete layer and granule formula asphalt concrete layer, can strengthen the structure on road surface.

2. The curb body assembled by a plurality of third curb stones, the first curb stone, the second curb stone and the fourth curb stone is arranged on two sides of the road surface, then a third transverse stop block, a first transverse stop block, a second transverse stop block and a first transverse stop block are respectively arranged on the upper parts of the third curb stone, the first curb stone, the second curb stone and the fourth curb stone, and the third transverse stop block, the first transverse stop block, the second transverse stop block and the fourth transverse stop block are extruded on two sides of backfill soil and graded broken stone base layers, emulsified asphalt slurry seal layers, concrete layers, medium particle asphalt concrete layers and fine particle asphalt concrete layers, and the function of protecting the edge of the road surface can be achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the overall structure of a road pavement structure according to an embodiment of the present invention;

fig. 2 is a schematic view of a first curb on an upper portion of a road pavement structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a second curb on an upper portion of a road pavement structure according to an embodiment of the present invention;

fig. 4 is a schematic view of a third curb on an upper portion of a road pavement structure according to an embodiment of the present invention;

fig. 5 is a schematic view of a fourth curb on the upper portion of the road pavement structure according to the embodiment of the present invention;

fig. 6 is an assembled schematic view of a curb body at an upper portion of a road pavement structure according to an embodiment of the present invention;

reference numbers in the figures: 1. grinding the plain soil layer; 2. a curb body; 3. grading a crushed stone base layer; 4. an expansion joint; 5. sealing the emulsified asphalt slurry; 6. a concrete layer; 7. a medium particle asphalt concrete layer; 8. a fine particle type asphalt concrete layer; 9. a first transverse stopper; 10. a first vertical stop; 11. a first vertical groove; 12. a first lateral groove; 13. a first curb; 14. a first lateral projection; 15. a second curb; 16. a first vertical bump; 17. a second transverse stop; 18. a second vertical stop; 19. a third curb; 20. a third transverse stop; 21. a third vertical stop; 22. a second vertical bump; 23. a second lateral projection; 24. a fourth transverse stop; 25. a fourth vertical stop; 26. a fourth curb; 27. a second vertical groove; 28. a second lateral groove; 29. a lime soil cushion layer; 30. and (6) backfilling soil.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1:

referring to fig. 1, the utility model relates to a road surface structure, include:

a plain soil rolling layer 1;

the lime soil cushion layer 29 is spread on the upper surface of the plain soil rolling layer 1 and rolled to form a lime soil cushion layer 29 with the thickness of 20 cm;

the graded broken stone base layer 3 is paved on the upper surface of the lime soil cushion layer 29 and is rolled to form the graded broken stone base layer 3 with the thickness of 20 cm;

the curb bodies 2 are laid on the upper surface of the lime soil cushion 29, and the curb bodies 2 are positioned on two sides of the graded broken stone base layer 3 and used for blocking the graded broken stone base layer 3;

the emulsified asphalt slurry seal 5 is paved on the upper surface of the graded broken stone base layer 3 and is bonded with the upper surface of the graded broken stone base layer 3, and the thickness of the emulsified asphalt slurry seal 5 is 4-5 mm, so that the pavement structure is more stable;

the concrete layer 6 is paved on the upper surface of the emulsified asphalt slurry seal 5, the expansion joints 4 are arranged at the upper partition sections of the concrete layer 6, and asphalt is filled in the expansion joints 4, so that the segmented concrete layers 6 can be mutually bonded, and the concrete layer 6 is protected;

the medium particle type asphalt concrete layer 7 is poured on the upper surface of the concrete layer 6, the thickness of the medium particle type asphalt concrete layer 7 is 4.5cm, the fine particle type asphalt concrete layer 8 is poured on the upper surface of the medium particle type asphalt concrete layer 7, and the thickness of the fine particle type asphalt concrete layer 8 is 3.5 cm;

lime soil bed course 29, graded rubble basic unit 3, emulsified asphalt slurry seal 5, concrete layer 6, well granule formula asphalt concrete layer 7 and fine grain formula asphalt concrete layer 8 all set to the middle part height, the structure that both sides are low, this is favorable to the drainage, and graded rubble basic unit 3, emulsified asphalt slurry seal 5, concrete layer 6, well granule formula asphalt concrete layer 7 and fine grain formula asphalt concrete layer 8's both sides all are connected with one side of curb body 2, the 30 extrusion of backfill soil is at the opposite side of curb body 2, extrude curb body 2, avoid curb body 2 to remove.

Example 2:

referring to fig. 2, the utility model relates to a road surface structure, curb body 2 includes:

the first curb 13, the first curb 13 includes the first horizontal dog 9, the first vertical dog 10, the first vertical groove 11 and the first horizontal groove 12 which are prefabricated and formed by concrete, and because the first curb is prefabricated, in order to enhance the strength of the structure, several reinforcing steel bars can be prefabricated inside the first horizontal dog 9 and the first vertical dog 10 during prefabrication, so that the strength of the structure can be enhanced;

referring to fig. 2 and 1, the first transverse block 9 and the first vertical block 10 are perpendicular to each other to form a T-shape, so that the first transverse block 9 is buried between the backfill soil 30 and the graded crushed stone base layer 3, the first vertical block 10 can be kept stable and is not prone to toppling, the first vertical grooves 11 are located on two sides of the first vertical block 10, the first transverse grooves 12 are located on two sides of the first transverse block 9, and the bottoms of the first vertical grooves 11 are communicated with the middle of the first transverse grooves 12 to form a T-shaped groove, it can also be understood that two sides of the first transverse block 9 and the first vertical block 10 are provided with the same structure and size, and the corresponding first vertical grooves 11 and the first transverse grooves 12 are provided.

Referring to fig. 3, the second kerbstone 15 includes a first horizontal protrusion 14, a first vertical protrusion 16, a second horizontal stopper 17 and a second vertical stopper 18 which are prefabricated and formed by concrete, the second horizontal stopper 17 and the second vertical stopper 18 are perpendicular to each other and form a "T" shape, and because the second kerbstone is prefabricated, several steel bars can be prefabricated inside the first horizontal protrusion 14, the first vertical protrusion 16, the second horizontal stopper 17 and the second vertical stopper 18 in order to enhance the strength of the structure, so that the strength of the structure can be enhanced;

referring to fig. 3, the first vertical protrusions 16 are located on two sides of the second vertical stopper 18, and the first horizontal protrusions 14 are located on two sides of the second horizontal stopper 17, it can be understood that the two sides of the second horizontal stopper 17 and the second vertical stopper 18 are both provided with the first horizontal protrusion 14 and the first vertical protrusion 16 which are the same in size and structure and opposite to each other, and the first vertical protrusion 16 is perpendicular to the middle of the first horizontal protrusion 14 and forms a "T" shaped protrusion;

referring to fig. 4, the third kerbstone 19 includes a third transverse stopper 20, a third vertical stopper 21, a second vertical protrusion 22 and a second transverse protrusion 23, the third transverse stopper 20 and the third vertical stopper 21 are prefabricated and formed by concrete, the third transverse stopper 20 and the third vertical stopper 21 are perpendicular to each other and form a "T" shape, the second vertical protrusion 22 is located at one side of the third vertical stopper 21, the second transverse protrusion 23 is located at one side of the third transverse stopper 20, and the second vertical protrusion 22 is perpendicular to the middle of the second transverse protrusion 23 and form a "T" shape;

referring to fig. 5, the fourth curb 26 includes a fourth transverse block 24, a fourth vertical block 25, a second vertical groove 27 and a second transverse groove 28 which are prefabricated and formed by concrete, the fourth transverse block 24 and the fourth vertical block 25 are perpendicular to each other and form a T shape, the second vertical groove 27 is located on one side of the fourth vertical block 25, the second transverse groove 28 is located on one side of the fourth transverse block 24, and the bottom of the second vertical groove 27 is communicated with the middle of the second transverse groove 28 and forms a T-shaped groove.

Example 3:

referring to fig. 2-6, in the road surface structure of the present invention, during assembly, one side of the third curb 19 is connected to one side of the first curb 13, the other side of the first curb 13 is connected to one side of the second curb 15, and the other side of the second curb 15 is connected to one side of the fourth curb 26; the second vertical lug 22 and the second transverse lug 23 on one side of the third kerbstone 19 are respectively inserted into the first vertical groove 11 and the first transverse groove 12 on one side of the first kerbstone 13, so that the connection is more firm;

the first vertical lug 16 and the first transverse lug 14 on one side of the second kerbstone 15 are respectively inserted into the first vertical groove 11 and the first transverse groove 12 on the other side of the first kerbstone 13, so that the connection can be more firm;

the second vertical groove 27 and the second transverse groove 28 on one side of the fourth kerbstone 26 are clamped outside the first vertical bump 16 and the first transverse bump 14 on the other side of the second kerbstone 15, so that the connection is more firm;

moreover, gaps at the sequential connection positions of the third kerbstone 19, the first kerbstone 13, the second kerbstone 15 and the fourth kerbstone 26 are sealed by mortar or asphalt, so that the connection can be more firmly realized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A road pavement structure which is characterized in that: the method comprises the following steps:

a plain soil rolling layer (1);

a lime soil cushion layer (29), wherein the lime soil cushion layer (29) is positioned on the upper surface of the plain soil rolling layer (1);

the graded broken stone base course (3), the graded broken stone base course (3) is positioned on the upper surface of the lime soil cushion layer (29);

the curb body (2) is positioned on the upper surface of the lime soil cushion layer (29), and the curb body (2) is positioned on two sides of the graded broken stone base layer (3) and used for blocking the graded broken stone base layer (3);

the emulsified asphalt slurry seal layer (5) is positioned on the upper surface of the graded broken stone base layer (3), and the emulsified asphalt slurry seal layer (5) is bonded with the upper surface of the graded broken stone base layer (3);

the concrete layer (6), the concrete layer (6) is poured on the upper surface of the emulsified asphalt slurry seal layer (5), and the upper partition section of the concrete layer (6) is provided with an expansion joint (4);

the medium particle type asphalt concrete layer (7), wherein the medium particle type asphalt concrete layer (7) is poured on the upper surface of the concrete layer (6);

the fine particle type asphalt concrete layer (8), wherein the fine particle type asphalt concrete layer (8) is poured on the upper surface of the medium particle type asphalt concrete layer (7);

the lime-soil cushion layer (29), the graded broken stone base layer (3), the emulsified asphalt slurry seal coat (5), the concrete layer (6), the medium-grain asphalt concrete layer (7) and the fine-grain asphalt concrete layer (8) are all set to be of a structure with a high middle part and low two sides, the graded broken stone base layer (3), the emulsified asphalt slurry seal coat (5), the concrete layer (6), the medium-grain asphalt concrete layer (7) and the fine-grain asphalt concrete layer (8) are connected with one side of the curb body (2), and the backfill soil (30) is extruded on the other side of the curb body (2).

2. A road pavement structure as set forth in claim 1, characterized in that: the kerbstone body (2) includes:

the first curb stone (13), the first curb stone (13) includes a first transverse stop (9), a first vertical stop (10), a first vertical groove (11) and a first transverse groove (12) which are prefabricated and formed by concrete, the first transverse stop (9) is perpendicular to the first vertical stop (10), the first vertical groove (11) is positioned at two sides of the first vertical stop (10), the first transverse groove (12) is positioned at two sides of the first transverse stop (9), and the bottom of the first vertical groove (11) is communicated with the middle of the first transverse groove (12);

the second kerbstone (15) comprises a first transverse convex block (14), a first vertical convex block (16), a second transverse stop block (17) and a second vertical stop block (18), wherein the first transverse convex block (14), the first vertical convex block (16), the second transverse stop block (17) and the second vertical stop block (18) are prefabricated and formed by concrete, the second transverse stop block (17) and the second vertical stop block (18) are perpendicular to each other, the first vertical convex block (16) is positioned on two sides of the second vertical stop block (18), the first transverse convex block (14) is positioned on two sides of the second transverse stop block (17), and the first vertical convex block (16) is perpendicular to the middle part of the first transverse convex block (14);

the third kerbstone (19) comprises a third transverse stop (20), a third vertical stop (21), a second vertical bump (22) and a second transverse bump (23), wherein the third transverse stop (20), the third vertical stop (21), the second vertical bump (22) and the second transverse bump (23) are prefabricated and molded by concrete, the third transverse stop (20) and the third vertical stop (21) are perpendicular to each other, the second vertical bump (22) is positioned on one side of the third vertical stop (21), the second transverse bump (23) is positioned on one side of the third transverse stop (20), and the second vertical bump (22) is perpendicular to the middle of the second transverse bump (23);

fourth curb (26), fourth curb (26) include horizontal dog (24) of fourth by the precast concrete shaping, vertical dog (25) of fourth, vertical recess (27) of second and horizontal recess (28) of second, horizontal dog (24) of fourth and vertical dog (25) mutually perpendicular, vertical recess of second (27) are located one side of vertical dog (25) of fourth, horizontal recess of second (28) are located one side of horizontal dog (24) of fourth to the bottom of vertical recess of second (27) link up with the middle part of horizontal recess of second (28).

3. A road pavement structure as set forth in claim 2, characterized in that: during assembly, one side of the third curb (19) is connected with one side of the first curb (13), the other side of the first curb (13) is connected with one side of the second curb (15), and the other side of the second curb (15) is connected with one side of the fourth curb (26).

4. A road pavement structure as set forth in claim 3, characterized in that: when the road roller is assembled, the second vertical lug (22) and the second transverse lug (23) on one side of the third curb (19) are respectively inserted into the first vertical groove (11) and the first transverse groove (12) on one side of the first curb (13);

a first vertical lug (16) and a first transverse lug (14) on one side of the second curb (15) are respectively inserted into a first vertical groove (11) and a first transverse groove (12) on the other side of the first curb (13);

and a second vertical groove (27) and a second transverse groove (28) on one side of the fourth kerb (26) are clamped outside the first vertical bump (16) and the first transverse bump (14) on the other side of the second kerb (15).

5. A road pavement structure as set forth in claim 4, characterized in that: gaps at the connecting positions of the third kerbstone (19), the first kerbstone (13), the second kerbstone (15) and the fourth kerbstone (26) are sealed through mortar or asphalt.