CN113774743A

CN113774743A - Roadbed reinforcing structure for highway engineering construction and construction method

Info

Publication number: CN113774743A
Application number: CN202111287381.2A
Authority: CN
Inventors: 李万明; 晏伟斌; 赵中华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2021-12-10
Anticipated expiration: 2041-11-02
Also published as: CN113774743B

Abstract

The invention belongs to the technical field of highway engineering, and particularly relates to a roadbed reinforced structure for highway engineering construction and a construction method. The reinforcing layer is arranged at the lower end of the roadbed layer, the load borne by the roadbed layer is decomposed by the inclined supporting plate, the side plates are further arranged on two sides of the roadbed layer to cover the inner structure and compact and fasten the inner structure, the phenomenon that the inner soft structure diffuses outwards when bearing the load can be avoided, the stability of the inner structure is improved, and the service life is prolonged; through the lower extreme position with U type frame to the inside slip of constant head tank and fixed can be even as an organic whole with road bed layer, curb plate and lug and avoid becoming flexible by the bolt, further with the kicking block to the inboard top tightly make the lower extreme position of curb plate move to the inboard with the inner structure compaction and fix it and can accomplish the installation, easy operation can shorten construction cycle greatly and improve work efficiency.

Description

Roadbed reinforcing structure for highway engineering construction and construction method

Technical Field

The invention belongs to the technical field of highway engineering, and particularly relates to a roadbed reinforcing structure for highway engineering construction and a construction method.

Background

The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling; the roadbed mainly has the functions of providing necessary conditions for track or road surface laying and train or traveling operation, bearing static load and dynamic load of track and locomotive vehicle or road surface and traffic load, and transmitting and diffusing the load to the deep part of the foundation; in civil engineering, a roadbed occupies an important position in the aspects of construction quantity, occupied area and investment, and a roadbed reinforcing structure for highway engineering construction is often adopted in order to improve the stability of the roadbed in use.

Original road bed need bear a large amount of loads in long-time use, and because the phenomenon of softening appears easily in its inner structure when bearing the load because the soil texture is soft, greatly reduced the security performance of highway use, and its equipment fixing complex period is longer when consolidating the road bed, and the required reinforced engineering volume of highway is great, can't accomplish fast and consolidate work greatly reduced's work efficiency.

Disclosure of Invention

The invention aims to provide a roadbed reinforced structure for highway engineering construction and a construction method, and aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a road bed reinforced structure is used in highway engineering construction, includes the roadbed layer, the both sides of roadbed layer are provided with and are used for the curb plate fixed with the inner structure compaction, the both sides fixedly connected with of roadbed layer is used for the lug with the upper end rigidity of curb plate, the upper end fixedly connected with of curb plate is used for the flange of being connected with the lug, the outside of lug is provided with and is used for connecting roadbed layer, curb plate and lug U type frame as an organic whole, the lower extreme of roadbed layer is provided with the enhancement layer that is used for increasing the stability ability of roadbed layer, the lower extreme of enhancement layer is provided with the packing layer, the inside equidistant slant support plate that is used for decomposing the load that the roadbed layer bore, the lower extreme of packing layer is provided with the bottom plate.

According to the preferable technical scheme of the roadbed reinforcement structure for highway engineering construction, the inner side of the lower end of each side plate is fixedly connected with a support plate for supporting the bottom plate, and the inner side of each support plate is provided with a support rod for supporting the bottom plate.

According to the preferable technical scheme of the roadbed reinforcement structure for highway engineering construction, the lower end of the packing layer is further provided with a reinforcing rib layer for connecting and reinforcing an internal structure, and the upper end of the bottom plate is fixedly connected with a supporting column for supporting the reinforcing rib layer.

According to the preferable technical scheme of the roadbed reinforcement structure for highway engineering construction, the outer side of the lower end of the side plate is provided with the jacking block for jacking and fixing the position of the lower end of the side plate, and the inside of one end of the jacking block is provided with the fixing pin for fixing the jacking block.

According to the preferable technical scheme of the roadbed reinforcing structure for highway engineering construction, the upper end of the U-shaped frame is connected with a bolt used for fixing the U-shaped frame in a sliding mode, and the upper end of the U-shaped frame is provided with a groove used for installing the bolt.

According to the preferable technical scheme of the roadbed reinforcement structure for highway engineering construction, the positioning grooves for sliding connection of the U-shaped frames are formed in the convex blocks and the convex plates, and the convex plates are positioned in the convex blocks and the positioning grooves in the convex plates after being connected in the convex blocks in a sliding mode and are overlapped with each other.

The invention also provides a construction method of the roadbed reinforced structure for highway engineering construction, which comprises the following steps:

s1, based on the structure, the layout of the roadbed layer, the reinforcing layer, the filler layer, the supporting columns, the bottom plate and the supporting rods is realized;

s2, mounting side plates on two sides of the roadbed layer through U-shaped frames, coating the reinforcing layer, the filler layer, the supporting columns, the bottom plate and the supporting rods, and compacting and fastening;

and S3, tightly ejecting the fixed side plate through the ejection block, and realizing the fastening operation of the ejection block and the ground through the fixed pin.

Compared with the prior art, the invention has the beneficial effects that: the reinforcing layer is arranged at the lower end of the roadbed layer, the load borne by the roadbed layer is decomposed by the inclined supporting plate, the side plates are further arranged on two sides of the roadbed layer to cover the inner structure and compact and fasten the inner structure, the phenomenon that the inner soft structure diffuses outwards when bearing the load can be avoided, the stability of the inner structure is improved, and the service life is prolonged; through the lower extreme position with U type frame to the inside slip of constant head tank and fixed can be even as an organic whole with road bed layer, curb plate and lug and avoid becoming flexible by the bolt, further with the kicking block to the inboard top tightly make the lower extreme position of curb plate move to the inboard with the inner structure compaction and fix it and can accomplish the installation, easy operation can shorten construction cycle greatly and improve work efficiency.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic view of the overall cross-sectional partial structure of the present invention;

FIG. 3 is a schematic exploded view of the side plate and the roadbed surface according to the present invention;

FIG. 4 is a schematic view of the connecting portion between the U-shaped frame and the side plate of the present invention;

in the figure: 1. a roadbed layer; 2. a side plate; 3. a bump; 4. a convex plate; 5. a U-shaped frame; 6. a reinforcing layer; 7. a filler layer; 8. an oblique support plate; 9. a base plate; 10. a support plate; 11. a reinforcing rib layer; 12. a support pillar; 13. a support bar; 14. a top block; 15. fixing the pin; 16. a bolt; 17. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a roadbed reinforcing structure for highway engineering construction comprises a roadbed layer 1, side plates 2 for compacting and fixing an internal structure are arranged on two sides of the roadbed layer 1, bumps 3 for fixing the upper ends of the side plates 2 are fixedly connected with two sides of the roadbed layer 1, convex plates 4 for connecting the bumps 3 are fixedly connected with the upper ends of the side plates 2, the roadbed layer 1 is arranged on the outer sides of the bumps 3, curb plate 2 and lug 3 connect U type frame 5 as an organic whole, and the lower extreme of roadbed layer 1 is provided with the enhancement layer 6 that is used for increasing the stability ability of roadbed layer 1, and the lower extreme of enhancement layer 6 is provided with packing layer 7, and the inside equidistant inclined support plate 8 that is used for decomposing the load that roadbed layer 1 bore that is provided with of enhancement layer 6, and the lower extreme of packing layer 7 is provided with bottom plate 9, and the logical groove that is used for 4 sliding connection of flange is seted up to the lower extreme of lug 3 in this embodiment.

Specifically, a support plate 10 for supporting the bottom plate 9 is fixedly connected to the inner side of the lower end of the side plate 2, a support rod 13 for supporting the bottom plate 9 is arranged on the inner side of the support plate 10, and the support plate 10 is used for positioning the bottom plate 9 in this embodiment.

Specifically, the lower extreme of packing layer 7 still is provided with and is used for the inside structure to connect and reinforced (rfd) reinforcing bar layer 11, and the upper end fixedly connected with of bottom plate 9 is used for supporting the support column 12 on reinforcing bar layer 11, and support column 12 is evenly distributed in the upper end of bottom plate 9 in this embodiment.

Specifically, the outer side of the lower end of the side plate 2 is provided with a top block 14 for tightly fixing the lower end position of the side plate 2, a fixing pin 15 for fixing the top block 14 is arranged inside one end of the top block 14, and the top block 14 is used for preventing the side plate 2 from moving outwards in the embodiment.

Specifically, the upper end of the U-shaped frame 5 is slidably connected with a bolt 16 for fixing the U-shaped frame 5, a groove for installing the bolt 16 is formed in the upper end of the U-shaped frame 5, and the lower end face of the upper end of the U-shaped frame 5 is attached to the upper end face of the bump 3 in this embodiment.

Specifically, the inside of lug 3 and flange 4 is seted up and is used for U type frame 5 sliding connection's constant head tank 17, and flange 4 sliding connection is located the inside constant head tank 17 coincidence of lug 3 and flange 4 behind lug 3 inside, and constant head tank 17 is used for the lower extreme position sliding connection of U type frame 5 in this embodiment.

During the construction, the method comprises the following steps:

s1, based on the structure, the layout of the roadbed layer 1, the reinforcing layer 6, the filler layer 7, the supporting columns 12, the bottom plate 9 and the supporting rods 13 is realized; the lower end of the roadbed layer 1 is provided with the reinforcing layer 6, inclined supporting plates 8 which are positioned in the reinforcing layer 6 and are arranged at equal intervals are utilized to decompose the load borne by the roadbed layer 1, the lower end of the packing layer 7 is provided with the reinforcing rib layer 11, and the reinforcing rib layer is supported and fixed by the bottom plate 9 and the supporting columns 12, so that the internal structure can be reinforced and prevented from being soft and deformed;

s2, installing side plates 2 on two sides of a roadbed 1 through U-shaped frames 5, wrapping a reinforcing layer 6, a packing layer 7, a support column 12, a bottom plate 9 and a support rod 13, compacting and fastening, avoiding outward diffusion of a softer structure inside when bearing load, increasing the stability of the inner structure and prolonging the service life; the lower end position of the U-shaped frame 5 slides towards the inside of a positioning groove 17 formed in the convex plate 4, and the U-shaped frame 5 is fixed by a bolt 16, so that the roadbed layer 1, the side plates 2 and the convex blocks 3 are connected into a whole to avoid loosening;

and S3, tightly ejecting the fixed side plate 2 through the top block 14, and realizing the fastening operation of the top block 14 and the ground through the fixing pin 15. The lower extreme position that tightly drives curb plate 2 with kicking block 14 inboard top moves inboard with the inner structure compaction and fixes it and can accomplish the installation, and easy operation can shorten construction cycle greatly and improve work efficiency.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 reinforced structure is used in highway engineering construction which characterized in that: comprises a roadbed layer (1), side plates (2) for compacting and fixing an internal structure are arranged on two sides of the roadbed layer (1), convex blocks (3) for fixing the upper end positions of the side plates (2) are fixedly connected with two sides of the roadbed layer (1), convex plates (4) for connecting the convex blocks (3) are fixedly connected with the upper ends of the side plates (2), U-shaped frames (5) for connecting the roadbed layer (1), the side plates (2) and the convex blocks (3) into a whole are arranged on the outer sides of the convex blocks (3), a reinforcing layer (6) for increasing the stability of the roadbed layer (1) is arranged at the lower end of the roadbed layer (1), a packing layer (7) is arranged at the lower end of the reinforcing layer (6), oblique supporting plates (8) for decomposing the load born by the roadbed layer (1) are arranged at equal intervals in the reinforcing layer (6), the lower end of the packing layer (7) is provided with a bottom plate (9).

2. The roadbed reinforcement structure for highway engineering construction, according to claim 1, is characterized in that: a support plate (10) used for supporting the bottom plate (9) is fixedly connected to the inner side of the lower end of the side plate (2), and a support rod (13) used for supporting the bottom plate (9) is arranged on the inner side of the support plate (10).

3. The roadbed reinforcement structure for highway engineering construction, according to claim 1, is characterized in that: the lower extreme of packing layer (7) still is provided with and is used for the inside structure connection and reinforced (rfd) reinforcing bar layer (11), the upper end fixedly connected with of bottom plate (9) is used for supporting support column (12) on reinforcing bar layer (11).

4. The roadbed reinforcement structure for highway engineering construction, according to claim 1, is characterized in that: the lower extreme outside of curb plate (2) is provided with and is used for pushing up the tight kicking block (14) of fixing with the lower extreme position of curb plate (2), the inside fixed pin (15) that are used for fixing kicking block (14) that are provided with of one end of kicking block (14).

5. The roadbed reinforcement structure for highway engineering construction, according to claim 1, is characterized in that: the upper end sliding connection of U type frame (5) has and is used for bolt (16) fixed with U type frame (5), the recess that is used for installing bolt (16) is seted up to the upper end of U type frame (5).

6. The roadbed reinforcement structure for highway engineering construction, according to claim 1, is characterized in that: the locating groove (17) used for the U-shaped frame (5) to be connected in a sliding mode is formed in the protruding block (3) and the protruding plate (4), and the protruding plate (4) is connected in the protruding block (3) in a sliding mode and located in the locating groove (17) in the protruding block (3) and the protruding plate (4) in the protruding block in the sliding mode and overlapped with each other.

7. A construction method of a roadbed reinforcement structure for highway engineering construction is characterized by comprising the following steps: the method comprises the following steps:

s1, realizing the layout of the road base layer (1), the reinforcing layer (6), the filler layer (7), the supporting columns (12), the bottom plate (9) and the supporting rods (13) based on the structure of any one of claims 1 to 6;

s2, installing side plates 2 on two sides of the roadbed layer (1) through U-shaped frames (5), wrapping the reinforcing layer 6, the filler layer (7), the support columns (12), the bottom plate (9) and the support rods (13) inside, and compacting and fastening;

s3, the fixed side plate (2) is tightly jacked through the jacking block (14), and the jacking block (14) is fastened with the ground through the fixing pin (15).