CN218404883U

CN218404883U - Roadbed structure of road bridge engineering

Info

Publication number: CN218404883U
Application number: CN202222735005.1U
Authority: CN
Inventors: 雷煜
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-31
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a road bridge construction technical field, more specifically say, in particular to road bed structure of road bridge engineering, including first prefabricated plate and second prefabricated plate, first prefabricated plate or second prefabricated plate upper portion set up first cast-in-place board and rather than between set up a plurality of split heads muscle, the both sides of first cast-in-place board set up the rainwater drainage structure that is used for the drainage. The rainwater drainage structure is arranged on the second surface layer of the non-motor vehicle lane or the sidewalk, so that the structure is simple, the motor vehicle lane can keep the single road surface driving load function, and the deflection or collapse caused by long-term driving load is reduced; due to the arrangement of the first precast slab and the second precast slab, the construction period is shortened, and the construction efficiency is improved; because the split heads are arranged between the first prefabricated plate or the second prefabricated plate and the first cast-in-place plate, the upper structure and the lower structure can be firmly connected, and the overall performance of the roadbed is improved.

Description

Roadbed structure of road bridge engineering

Technical Field

The utility model relates to a road bridge construction technical field, more specifically say, in particular to road bed structure of road bridge engineering.

Background

Most roadbed structures of the existing road and bridge engineering are provided with a drainage open ditch for road surface drainage, but the drainage of the open ditch is easy to accumulate various solid wastes to cause blockage, and the drainage smoothness is influenced if the roadbed structures are not cleaned in time in a rainy period.

Publication No. CN214831569U provides a road bed drainage structures of road and bridge engineering, collect the rainwater through setting up the guiding gutter, set up water deflector and each drainage chamber and discharge the rainwater, avoided the solid of open drain drainage to block up the problem, but the road bed setting of this kind of complex structure, the drainage chamber takes place to warp or deform under long-term driving load effect easily, serious meeting leads to superstructure collapse and subsides, can block up the drainage channel like this, and the construction of each layer is all gone on at the scene, and construction period is longer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing a road bed structure of road bridge engineering, and simple structure can strengthen the wholeness of motor vehicle way, makes it can not take place great deflection when bearing the driving load, can solve the drainage problem of motor vehicle way simultaneously.

A roadbed structure of a road and bridge project comprises a first prefabricated plate and a second prefabricated plate, wherein the first prefabricated plate and the second prefabricated plate are arranged on the same horizontal plane, a first gravel layer is arranged on the lower portions of the first prefabricated plate and the second prefabricated plate, a first cast-in-place plate and a second gravel layer are arranged on the upper portions of the first prefabricated plate and the second prefabricated plate, and a first surface layer is arranged on the upper portion of the first cast-in-place plate; a plurality of split heads are arranged between the first precast slab or the second precast slab and the first cast-in-place slab; a second cast-in-place slab and a curb are arranged on the upper portion of the second gravel layer, and a second surface layer is arranged on the upper portion of the second cast-in-place slab; and a rainwater drainage structure for draining water is arranged at the second surface layer.

Furthermore, the rainwater drainage structure comprises a rainwater well, a rainwater pipe, a rainwater port and a drainage pipe, the top of the rainwater well is arranged on the second surface layer, the bottom of the rainwater well is arranged on the second gravel layer, and the middle of the rainwater well penetrates through the second cast-in-place plate; the bottom of catch basin communicates the drain pipe, the inlet for stom water passes through the downspout communicates the catch basin.

Furthermore, the water inlet of inlet for stom water with the side elevation parallel and level of curb, the inlet for stom water with the curb is crisscross to be set up.

Furthermore, a plurality of first bottom ribs and second bottom ribs are arranged inside the first prefabricated plate or the second prefabricated plate, and the bottoms of the split heads are fixedly connected with the first bottom ribs or the second bottom ribs.

Furthermore, the inside of first cast-in-place board sets up the splice bar, two the top of split heads muscle respectively fixed connection in the both sides wall of splice bar.

Furthermore, the height of the first surface layer is reduced from the center line of the road surface to two ends, and the bottom elevation of the rainwater inlet is lower than the lowest point of the first surface layer.

Furthermore, the drain pipe is arranged on the second gravel layer, the drain pipe is arranged along the length direction of the second surface layer, and the end part of the drain pipe is communicated with a municipal reclaimed water system.

Further, the top of curb is higher than first surface course and with second surface course parallel and level setting, the bottom that first surface course one side was kept away from to the curb sets up and is used for stabilizing the curb's curb back.

The first precast slab and the second precast slab can be precast after the start of the engineering, after the construction of the first gravel layer is completed, the precast first precast slab and the precast second slab are transported to a construction site, then the first cast-in-place slab, the second gravel layer and the kerb stone are laid, the rainwater drainage structure is synchronously constructed in the construction process of laying the second gravel layer and the kerb stone, and the second cast-in-place slab is laid on the second gravel layer. The side wall is provided with the gutter inlet, so that the attractive effect is enhanced, and the workload of non-main function construction of the first surface layer is reduced. The rainwater pipe is arranged on the second surface layer serving as the non-motor vehicle lane, so that the upper load can be reduced while the normal road surface drainage is ensured, and the road surface damage and maintenance rate are reduced.

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

(1) according to the roadbed structure of the road and bridge engineering in the embodiment, the rainwater drainage structure is arranged on the second surface layer of the non-motor vehicle lane or the sidewalk, rainwater directly flows to the rainwater inlet from the first surface layer, the structure is simple, the motor vehicle lane can keep a single road driving load function, construction of a unit structure is reduced, and deflection or collapse caused by long-term driving load is reduced.

(2) Due to the arrangement of the first prefabricated plate and the second prefabricated plate, the construction period is shortened, and the construction efficiency is improved.

(3) Because the split heads are arranged between the first prefabricated plate or the second prefabricated plate and the first cast-in-place plate, the upper structure and the lower structure can be firmly connected, and the overall performance of the roadbed is improved.

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 an overall structural schematic diagram of a roadbed structure of the road bridge engineering in the embodiment.

Fig. 2 is a schematic view of a rainwater drainage structure of a roadbed structure of the road and bridge engineering in the embodiment.

Fig. 3 is a schematic view of an internal connection structure of the first prefabricated slab or the second prefabricated slab and the first cast-in-place slab of the roadbed structure of the road and bridge engineering in the embodiment.

In the figure: 1. a first prefabricated panel; 2. a second prefabricated panel; 3. a first gravel layer; 4. a first cast-in-place slab; 5. a second gravel layer; 6. a first facing; 7. a second cast-in-place slab; 8. a curb; 9. a curb back; 10. a second facing; 11. a catch basin; 12. a rainwater pipe; 13. a gutter inlet; 14. a drain pipe; 15. a horse stool rib; 16. connecting ribs; 17. a first bottom rib; 18. and a second bottom rib.

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.

The specific embodiment is as follows:

a roadbed structure of a road and bridge engineering is shown in figure 1 and comprises a first prefabricated plate 1 and a second prefabricated plate 2, wherein the first prefabricated plate 1 and the second prefabricated plate 2 are horizontally and fixedly connected; the lower surfaces of the first prefabricated plate 1 and the second prefabricated plate 2 are provided with a first gravel layer 3, the upper surfaces of the first prefabricated plate 1 and the second prefabricated plate 2 are fixedly connected with a first cast-in-place plate 4 and a second gravel layer 5, the upper surface of the first cast-in-place plate 4 is fixedly connected with a first surface layer 6 for bearing the running of a motor vehicle, and the second gravel layer 5 is arranged on two sides of the first cast-in-place plate 4. The upper surface of the second gravel layer 5 is fixedly connected with a second cast-in-place slab 7, a curb 8 and a curb back 9, and the upper part of the second cast-in-place slab 7 is fixedly connected with a second facing 10 which is used as a non-motor vehicle lane or a sidewalk. The lower part of the second surface layer 10 and the side wall thereof are provided with a rainwater drainage structure.

As shown in fig. 2, the first surface course 6 of a curb 8's a lateral wall fixed connection, when the construction unwrapping wire, the elevation of curb 8 is higher than first surface course 6, another lateral wall of curb 8 upwards connects gradually the curb back 9 by the bottom, the lateral wall of cast-in-place board 7 of second and second surface course 10, the elevation of first surface course 6 is reduced to both sides by the central line of road surface gradually, curb back 9 sets up in the bottom that first surface course 6 was kept away from to curb 8's a lateral wall, the cross-section is the triangle-type, play the effect of stabilizing curb 8, it is out of shape to reduce the slope after curb 8 receives external force striking. Rainwater drainage structure includes rainwater well 11, downspout 12, inlet for stom water 13 and drain pipe 14, the lateral wall towards first surface course 6 of curb 8 sets up a plurality of inlet for stom water 13, a plurality of inlet for stom water 13 equidistance ground and 8 crisscross settings of curb, the preferred concrete rainwater grate of inlet for stom water 13 department filters, inlet for stom water 13 is the rectangle cell body, its bottom intercommunication rainwater pipe 12, inlet for stom water 13 bottom elevation is less than the minimum of first surface course 6, make the rainwater can flow to inlet for stom water 13 from the slope direction of first surface course 6.

And a rainwater well 11 is arranged at the second surface layer 10, the rainwater well 11 downwards penetrates through the second cast-in-place plate 7 from the surface layer of the second surface layer 10 to reach the second gravel layer 5, and the top end of the rainwater well 11 is coplanar with the second surface layer 10 and is provided with a well cover. The drain pipe 14 is perpendicular to the vertical catch basin 11 and extends to the next catch basin 11 along the length direction of the second surface layer 10, and the drain pipe 14 is provided with an inspection valve through the catch basin 11. The rainwater pipe 12 is communicated with the rainwater well 11, rainwater on the first surface layer 6 is collected to the rainwater port 13 along the gradient direction, flows to the rainwater well 11 through the rainwater pipe 12 and is discharged to the reclaimed water system through the drainage pipe 14.

First gravel layer 3 of the bottom fixed connection of first prefabricated plate 1 and second prefabricated plate 2 is as the subbase, and the equal fixed connection second gravel layer 5 in both sides of first cast-in-place board 4 is equipped with drain pipe 14 in the second gravel layer 5, and the preferred graded broken stone of selecting for use of first gravel layer 3 and second gravel layer 5, drain pipe 14 set up in the pipe wall that second gravel layer 5 can effectively protect drain pipe 14, reduce the inhomogeneous settlement of plate body and the body that leads to destroys.

As shown in fig. 3, a plurality of horse stool ribs 15 are arranged between the first prefabricated slab 1 or the second prefabricated slab 2 and the first cast-in-place slab 4, and the horse stool ribs 15 can increase the integrity between the upper structure and the lower structure, so that the connection between the first prefabricated slab 1 or the second prefabricated slab 2 and the first cast-in-place slab 4 is firmer. The top between two split heads muscle 15 sets up splice bar 16, and splice bar 16 lays in the inside of first cast-in-place board 4, and the bottom of split heads muscle 15 sets up a plurality of first end muscle 17 and second end muscle 18, and first end muscle 17 and second end muscle 18 set up inside first prefabricated plate 1 or second prefabricated plate 2, and first end muscle 17 is parallel with second end muscle 18. The right side wall of the first prefabricated plate 1 is fixedly connected with the left side wall of the second prefabricated plate 2, and when the first prefabricated plate 1 and the second prefabricated plate 2 are laid, the right side wall of the first prefabricated plate 1 and the left side wall of the second prefabricated plate 2 are coated with adhesives; when the first cast-in-place slab 4 is poured, the upper surfaces of the first prefabricated slab 1 and the second prefabricated slab 2 are coated with adhesive, and the adhesive can enhance the adhesion between the slabs.

Can prefabricate first prefabricated plate 1 and second prefabricated plate 2 after engineering is started to work, first prefabricated plate 1 and the second prefabricated plate 2 of prefabricating are transported to the job site to first gravel layer 3 construction completion back, lay first cast-in-place board 4 and second gravel layer 5 and curb 8 afterwards, the synchronous construction rainwater drainage structure in the work progress of laying second gravel layer 5 and curb 8, lay second cast-in-place board 7 on the second gravel layer 5, construction period has been shortened with prefabricated form to this kind of layered construction, and it can be with firm in connection between the upper and lower layer to set up split heads muscle 15, the wholeness of reinforcing structure. The side wall is provided with the gutter inlet 13, so that the attractive effect is enhanced, and the workload of non-main function construction of the first surface layer 6 is reduced. The rain pipe 12 is disposed on the second surface layer 10 as the non-motor vehicle lane, and can reduce the upper load and reduce the road surface damage and maintenance rate while ensuring the drainage of the normal road surface.

The road bed structure of road bridge engineering in this embodiment is owing to set up the rainwater drainage structure to the rainwater drainage structure sets up in the second surface course 10 of non-motor way or pavement, and the rainwater directly flows to inlet for stom water 13 from first surface course, and simple structure can make motor way keep its single road surface driving load function, has reduced the construction of cell structure, has reduced the emergence of the deflection that long-term driving load produced or cave in. Due to the arrangement of the first prefabricated slab 1 and the second prefabricated slab 2, the construction period is shortened, and the construction efficiency is improved. Because the split heads 15 are arranged between the first prefabricated slab 1 or the second prefabricated slab 2 and the first cast-in-place slab 4, the upper structure and the lower structure can be firmly connected, and the overall performance of the roadbed is improved.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

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. The utility model provides a road bed structure of road bridge engineering which characterized in that:

the prefabricated slab comprises a first prefabricated slab (1) and a second prefabricated slab (2), wherein the first prefabricated slab (1) and the second prefabricated slab (2) are arranged on the same horizontal plane, a first gravel layer (3) is arranged at the lower parts of the first prefabricated slab (1) and the second prefabricated slab (2), a first cast-in-place slab (4) and a second gravel layer (5) are arranged at the upper parts of the first prefabricated slab (1) and the second prefabricated slab (2), and a first surface layer (6) is arranged at the upper part of the first cast-in-place slab (4);

a plurality of split heads (15) are arranged between the first precast slab (1) or the second precast slab (2) and the first cast-in-place slab (4);

a second cast-in-place slab (7) and a curb (8) are arranged on the upper portion of the second gravel layer (5), and a second surface layer (10) is arranged on the upper portion of the second cast-in-place slab (7);

and a rainwater drainage structure for draining water is arranged at the second surface layer (10).

2. The roadbed structure of the road and bridge engineering of claim 1, wherein:

the rainwater drainage structure comprises a rainwater well (11), a rainwater pipe (12), a rainwater port (13) and a drainage pipe (14), the top of the rainwater well (11) is arranged on the second surface layer (10), the bottom of the rainwater well is arranged on the second gravel layer (5), and the middle of the rainwater well penetrates through the second cast-in-place plate (7); the bottom of the rainwater well (11) is communicated with the drainage pipe (14), and the rainwater inlet (13) is communicated with the rainwater well (11) through the rainwater pipe (12).

3. The roadbed structure of the road and bridge engineering according to claim 2, wherein:

the inlet of inlet for stom water (13) with the side facade parallel and level of curb (8), inlet for stom water (13) with curb (8) crisscross the setting.

4. The roadbed structure of the road and bridge engineering of claim 3, wherein:

a plurality of first bottom ribs (17) and second bottom ribs (18) are arranged inside the first precast slab (1) or the second precast slab (2), and the bottoms of the split heads (15) are fixedly connected with the first bottom ribs (17) or the second bottom ribs (18).

5. The roadbed structure of the road and bridge engineering of claim 4, wherein:

connecting ribs (16) are arranged inside the first cast-in-place slab (4), and the tops of the two split heads (15) are fixedly connected to two side walls of the connecting ribs (16) respectively.

6. The roadbed structure of the road and bridge engineering, wherein the roadbed structure comprises:

the height of the first surface layer (6) is reduced from the center line of the road surface to two ends, and the bottom elevation of the rainwater port (13) is lower than the lowest point of the first surface layer (6).

7. The roadbed structure of the road and bridge engineering of claim 6, wherein:

the drain pipe (14) is arranged on the second gravel layer (5), the drain pipe (14) is arranged along the length direction of the second surface layer (10) in a through mode, and the end portion of the drain pipe is communicated with a municipal reclaimed water system.

8. The roadbed structure of the road and bridge engineering of claim 7, wherein:

the top of curb (8) is higher than first surface course (6) and with second surface course (10) parallel and level setting, the bottom setting that first surface course (6) one side was kept away from in curb (8) is used for stabilizing curb (8)'s curb back (9).