CN219621515U

CN219621515U - Novel roadbed structure

Info

Publication number: CN219621515U
Application number: CN202321115217.8U
Authority: CN
Inventors: 魏明辉; 梁杰; 宋泽宇; 强文伟; 张光宗
Original assignee: CITIC Construction Co Ltd
Current assignee: CITIC Construction Co Ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-09-01
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a novel roadbed structure, which comprises a soil layer, wherein a heightening layer is arranged on the upper surface of the soil layer, a prefabricated positioning assembly is arranged between the heightening layer and the soil layer, and a surface layer is paved on the inclined surface and the top surface of the heightening layer; the prefabricated positioning assembly comprises prefabricated piles embedded in a soil layer and a heightened layer, each prefabricated pile comprises a first prefabricated pile, a second prefabricated pile and a third prefabricated pile, and a supporting plate is rotatably connected to the top of each first prefabricated pile. This novel roadbed structure utilizes precast pile and soil layer and heighten the layer and carries out zonulae occludens, fixes a position the installation through precast pile to the backup pad, and the backup pad is closely connected with heighten layer and soil layer, when the vehicle goes to the uphill road section, under the supporting role of backup pad, can disperse the impact force of outside vehicle to whole roadbed structure, reduces the destruction that local position received to reached the purpose of protecting roadbed structure, reduced municipal maintenance's frequency, do benefit to the normal operating of road traffic.

Description

Novel roadbed structure

Technical Field

The utility model relates to the technical field of municipal roads, in particular to a novel roadbed structure.

Background

The roadbed is a strip-shaped structure which is constructed according to the route position and certain technical requirements and is used as a road surface foundation, and is a railway and highway foundation, and the roadbed is a linear structure constructed by soil or stone.

When paving the road bed, common practice is that lay the basic unit on the surface of soil layer, the inside of basic unit inlays and is equipped with the supporting member, lay the asphalt surface course on the surface of basic unit later, utilize the asphalt surface course to support, but when laying the road bed of road bridge junction, in order to adapt to the needs that the bridge erect, need build an uphill road section and communicate between road surface and bridge floor, to the road bed of here, can cause stronger impact force to the road bed surface under the inertial action when traveling to this position, therefore the road bed of here position that is located uphill has the disadvantage that surface course and basic unit are fragile under stronger impact force, when later putting into use, need municipal administration to carry out higher frequency maintenance, be unfavorable for the operation of road traffic.

Accordingly, a novel roadbed structure is proposed in view of the above problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present utility model provide a novel roadbed structure to solve the above-mentioned problems of the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel roadbed structure comprises a soil layer, wherein a heightening layer is arranged on the upper surface of the soil layer, a prefabricated positioning assembly is arranged between the heightening layer and the soil layer, and a surface layer is paved on the inclined surface and the top surface of the heightening layer;

the prefabricated positioning assembly comprises prefabricated piles embedded in a soil layer and a heightened layer, each prefabricated pile comprises a first prefabricated pile, a second prefabricated pile and a third prefabricated pile, a supporting plate is rotatably connected to the top of each first prefabricated pile, a threaded cylinder is rotatably connected to the top of each third prefabricated pile, an adjusting screw is in threaded connection with the inner ring of each threaded cylinder, a connecting sleeve is rotatably connected to the threaded end of each adjusting screw, and the connecting sleeve is rotatably connected with the surface of each supporting plate.

Preferably, the supporting plate, the threaded cylinder, the adjusting screw and the precast pile are made of corrosion-resistant and wear-resistant steel, the heightening layer is made of precast concrete, and the surface layer is made of asphalt.

Preferably, the surface of precast pile is provided with holding ring and location stabilizer blade respectively, and the lower surface of holding ring and the upper surface contact of soil layer, and the location stabilizer blade buries in the soil layer inside, and the welding has the crossbeam that is used for connecting the location between first precast pile, second precast pile and the third precast pile.

Preferably, the surface of the supporting plate is longitudinally provided with an anti-skid groove.

Preferably, the arc-shaped plate is detachably arranged at the corner of the surface of the heightening layer, the threaded mounting cylinder is embedded in the surface of the heightening layer, and the arc-shaped plate and the threaded mounting cylinder are fixed through bolts.

The utility model has the technical effects and advantages that:

compared with the prior art, this novel roadbed structure is when using, through setting up prefabricated locating component, utilize precast pile and soil layer and heighten the layer and carry out zonulae occludens, fix a position the installation through precast pile to the backup pad, the backup pad is closely connected with heighten layer and soil layer, when the vehicle is traveling on the uphill road section, under the supporting role of backup pad, can disperse the impact force of outside vehicle to whole roadbed structure, reduce the destruction that local position received, thereby reached the purpose of protecting roadbed structure, reduce municipal maintenance's frequency, do benefit to the normal operating of road traffic.

Compared with the prior art, this novel roadbed structure through setting up location stabilizer blade and holding ring, can strengthen the stability when precast pile is connected with the soil layer, through setting up adjusting screw and screw barrel threaded connection, when the installation backup pad, can carry out nimble adjustment to the angle of backup pad according to the design needs, easy to assemble.

Compared with the prior art, this novel roadbed structure through setting up the arc at the corner of increasing the layer, can utilize the arc to reach the purpose of protecting the corner position, and the arc carries out demountable installation through bolt and screw thread installation section of thick bamboo, makes things convenient for follow-up change.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic diagram of the front cross-section structure of the present utility model.

Fig. 3 is a schematic front view of the support plate of the present utility model.

The reference numerals are: 1. a soil layer; 2. heightening a layer; 3. a surface layer; 4. a first precast pile; 5. a second precast pile; 6. a third precast pile; 7. a support plate; 8. a thread cylinder; 9. adjusting a screw; 10. a connecting sleeve; 11. a positioning ring; 12. positioning support legs; 13. a cross beam; 14. an anti-skid groove; 15. an arc-shaped plate; 16. and (5) installing a barrel by threads.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The novel roadbed structure as shown in the attached figures 1-3 comprises a soil layer 1, wherein a heightening layer 2 is arranged on the upper surface of the soil layer 1, a prefabricated positioning component is arranged between the heightening layer 2 and the soil layer 1, a surface layer 3 is paved on the inclined surface and the top surface of the heightening layer 2, the manufacturing material of the heightening layer 2 is precast concrete, and the manufacturing material of the surface layer 3 is asphalt.

The prefabricated positioning assembly comprises prefabricated piles embedded in the soil layer 1 and the heightened layer 2, positioning rings 11 and positioning support legs 12 are respectively arranged on the surfaces of the prefabricated piles, the lower surfaces of the positioning rings 11 are in contact with the upper surface of the soil layer 1, and the positioning support legs 12 are buried in the soil layer 1.

By arranging the positioning support legs 12 and the positioning rings 11, the stability of the precast pile when connected with the soil layer 1 can be enhanced.

The precast pile comprises a first precast pile 4, a second precast pile 5 and a third precast pile 6, and a beam 13 for connecting and positioning is welded among the first precast pile 4, the second precast pile 5 and the third precast pile 6.

Through setting up crossbeam 13, can be through welding crossbeam 13 with first precast pile 4, second precast pile 5 and third precast pile 6 fixed as a whole, reinforcing overall structure's intensity and area of support.

The top of the first precast pile 4 is rotatably connected with a supporting plate 7, and the surface of the supporting plate 7 is longitudinally provided with an anti-skid groove 14.

By opening the anti-skid groove 14, the friction between the tire and the support plate 7 can be enhanced when the vehicle is running.

The top of the third precast pile 6 is rotationally connected with a threaded cylinder 8, an inner ring of the threaded cylinder 8 is in threaded connection with an adjusting screw 9, a threaded end of the adjusting screw 9 is rotationally connected with a connecting sleeve 10, and the connecting sleeve 10 is rotationally connected with the surface of the supporting plate 7.

Through setting up adjusting screw 9 and screw thread section of thick bamboo 8 threaded connection, when installing backup pad 7, can carry out nimble adjustment to the angle of backup pad 7 according to the design needs, easy to assemble.

The supporting plate 7, the threaded cylinder 8, the adjusting screw 9 and the precast pile are made of corrosion-resistant and wear-resistant steel.

Through setting up prefabricated locating component, utilize precast pile and soil layer 1 and increase layer 2 and carry out zonulae occludens, fix a position the installation through precast pile to backup pad 7, backup pad 7 is closely connected with increase layer 2 and soil layer 1, when the vehicle is going to the uphill road section, under the supporting role of backup pad 7, can disperse the impact force of outside vehicle to whole roadbed structure, reduce the destruction that local position received to reached the purpose of protecting roadbed structure, reduced municipal maintenance's frequency, do benefit to the normal operating of road traffic.

The arc 15 is detachably arranged at the corner of the surface of the heightening layer 2, the threaded mounting cylinder 16 is pre-buried on the surface of the heightening layer 2, and the arc 15 and the threaded mounting cylinder 16 are fixed through bolts.

Through setting up arc 15 in the turning of increasing layer 2, can utilize arc 15 to reach the purpose of protecting the corner position of increasing layer 2 and surface course 3, and arc 15 carries out demountable installation through bolt and screw thread installation section of thick bamboo 16, makes things convenient for follow-up change.

The working process of the utility model is as follows:

firstly, this novel roadbed structure is when being applicable to road bridge junction and lay, relative position to road surface and the bridge body, establish prefabrication Liang Mai in advance inside soil layer 1, through the stability of retainer ring 11 and with the reinforcing precast beam of location stabilizer blade 12, afterwards, according to the domatic gradient of design, rotate adjusting screw 9, adjust the angle of backup pad 7, after the adjustment, erect outside template, utilize concrete to pour to heightening layer 2, treat heightening layer 2 hardening back, utilize pitch to lay surface course 3 at heightening layer 2's surface, in whole roadbed structure use process, fix a position the installation through precast pile to backup pad 7, and through the linking effect of crossbeam 13 and precast pile, backup pad 7 is inseparable with heightening layer 2 and soil layer 1, when the vehicle is going on the uphill road section, under the supporting effect of backup pad 7, can disperse the impact force of external vehicle to whole roadbed structure, reduce the destruction that the local position received, thereby reached the purpose of protecting roadbed structure, reduce municipal maintenance's frequency, do benefit to the normal running of road traffic, through setting up 15 at heightening layer 2, can utilize 15 to carry out the purpose of arc through the installation 15, and can be changed with the subsequent screw-thread of arc 15, the convenient installation of arc is reached.

This is the working principle of the novel roadbed structure.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Novel roadbed structure, including soil layer (1), its characterized in that: the upper surface of the soil layer (1) is provided with a heightening layer (2), a prefabricated positioning assembly is arranged between the heightening layer (2) and the soil layer (1), and a surface layer (3) is paved on the inclined surface and the top surface of the heightening layer (2);

the prefabricated positioning assembly comprises prefabricated piles embedded in a soil layer (1) and a heightening layer (2), each prefabricated pile comprises a first prefabricated pile (4), a second prefabricated pile (5) and a third prefabricated pile (6), a supporting plate (7) is rotatably connected to the top of each first prefabricated pile (4), a threaded cylinder (8) is rotatably connected to the top of each third prefabricated pile (6), an adjusting screw (9) is rotatably connected to the inner ring of each threaded cylinder (8), a connecting sleeve (10) is rotatably connected to the threaded end of each adjusting screw (9), and the connecting sleeves (10) are rotatably connected with the surface of each supporting plate (7).

2. The novel subgrade structure of claim 1, wherein: the support plate (7), the threaded cylinder (8), the adjusting screw (9) and the precast pile are made of corrosion-resistant and wear-resistant steel, the heightening layer (2) is made of precast concrete, and the surface layer (3) is made of asphalt.

3. The novel subgrade structure of claim 1, wherein: the surface of precast pile is provided with holding ring (11) and location stabilizer blade (12) respectively, and the lower surface of holding ring (11) and the upper surface contact of soil layer (1), and location stabilizer blade (12) are buried underground in soil layer (1) inside, and the welding has crossbeam (13) that are used for connecting the location between first precast pile (4), second precast pile (5) and third precast pile (6).

4. The novel subgrade structure of claim 1, wherein: the surface of the supporting plate (7) is longitudinally provided with an anti-skid groove (14).

5. The novel subgrade structure of claim 1, wherein: the arc-shaped plate (15) is detachably arranged at the corner of the surface of the heightening layer (2), the threaded mounting cylinder (16) is embedded in the surface of the heightening layer (2), and the arc-shaped plate (15) and the threaded mounting cylinder (16) are fixed through bolts.