CN111676838A

CN111676838A - Road and bridge crack repairing and fixing structure

Info

Publication number: CN111676838A
Application number: CN202010490477.8A
Authority: CN
Inventors: 尹义娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-09-18

Abstract

The invention relates to the technical field of road maintenance, in particular to a fixing structure for repairing a crack of a road and bridge, which comprises a filling layer arranged at the crack of a bridge main body, wherein a bottom glue layer is arranged between the filling layer and the bridge main body, a compaction steel plate is arranged above the filling layer, a compaction steel frame is arranged above the compaction steel plate, the compaction steel plate is fixed with the bridge main body through a first fixing pile, and the compaction steel frame is fixed with the bridge main body through a second fixing pile. The beneficial effects are that: the road and bridge repairing and fixing structure designed by the invention is simple in construction mode, not only can effectively eliminate direct influence caused by cracks, but also has waterproof and heat insulation capabilities, can effectively recover road functions, and can effectively avoid further expansion of the cracks by applying prestress to the cracks of the road and bridge, so that the normal use of the road and bridge can be effectively guaranteed, and the safety of pedestrians and vehicles is guaranteed.

Description

Road and bridge crack repairing and fixing structure

Technical Field

The invention relates to the technical field of road maintenance, in particular to a fixing structure for repairing a crack of a road and bridge.

Background

With the rapid development and great investment of infrastructure in recent years in China, railways and highways in China are rapidly developed, bridge buildings such as viaducts also become a main road mode, but bridges such as viaducts have various cracks on the surface after being used for a long time, the cracks easily influence the use safety of vehicles, and the cracks are further expanded and even cause the risk of local fracture of the bridges, so that timely repair is needed.

The problems can be effectively solved if the novel repairing and fixing structure can effectively prevent cracks on the bridge from further expanding and restore the function of the bridge.

Disclosure of Invention

The invention aims to provide a road and bridge crack repairing and fixing structure to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a road and bridge crack repairing and fixing structure comprises a filling layer arranged at a crack of a bridge main body, wherein a bottom glue layer is arranged between the filling layer and the bridge main body, a compression steel plate is arranged above the filling layer, a compression steel frame is arranged above the compression steel plate, the compression steel plate is fixed with the bridge main body through a first fixing pile, and the compression steel frame is fixed with the bridge main body through a second fixing pile;

a waterproof layer is arranged above the compression steel frame, a heat insulation layer is arranged above the waterproof layer, a top rubber layer is arranged above the heat insulation layer, and an asphalt layer is arranged above the top rubber layer;

the below of bridge main part is the linear array grafting and installs two at least and inserts the pole corresponding crack both sides department, and the below that inserts the pole all is provided with the fixing base corresponding crack both sides department, the trip insertion groove has all been seted up in the position department that corresponds every and inserts the pole to the fixing base, the terminal integrated into one piece of inserting the pole has the trip that matches with the trip insertion groove, the integrative pouring in side of fixing base is provided with the connection steelframe, and connects through tensioning steel bar connection between the steelframe, the terminal welding of tensioning steel bar install with the fixed block of being connected the steelframe chucking installation.

Preferably, the insert rod is provided with a main runner, the outer surface of the insert rod is provided with at least three annular runners, the outer surface of the insert rod is provided with vertical runners staggered with the annular runners, and the staggered position of the annular runners and the vertical runners is provided with a flow distribution channel communicated with the main runner.

Preferably, the front end and the rear end of the fixing seat are integrally formed with a butt joint seat, a connecting seat is inserted in the butt joint seat in a splicing mode, and a connecting plate fixedly mounted with external lifting equipment is integrally formed on the connecting seat.

Preferably, the filling layer is a concrete layer with a reinforcing frame inside, and the reinforcing frame is inserted and installed in the bridge main body.

Preferably, the bottom of the fixing seat is provided with a weight reduction groove, and the fixing seat is a cast iron seat externally wrapped with a resin waterproof layer.

Compared with the prior art, the invention has the beneficial effects that: the road and bridge repairing and fixing structure designed by the invention has a simple construction mode, can effectively eliminate direct influence caused by cracks, has waterproof and heat-insulating capabilities, can effectively recover the road function, and can effectively avoid further expansion of the cracks by applying prestress to the cracks of the road, thereby effectively ensuring the normal use of the road and bridge, ensuring the safety of pedestrians and vehicles, and having very high practical value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of the mounting between the fixing bases of the present invention;

fig. 4 is a schematic view of the structure of the insert rod of the present invention.

In the figure: 1. a bridge main body; 2. an insertion rod; 3. a flow dividing channel; 4. an annular flow passage; 5. a vertical flow passage; 6. a main flow channel; 7. a hook is clamped; 8. inserting the hook into the groove; 9. a docking station; 10. a connecting plate; 11. a connecting seat; 12. a fixed seat; 13. connecting a steel frame; 14. tensioning the reinforcing steel bar; 15. a fixed block; 16. a thermal insulation layer; 17. a top glue layer; 18. a filling layer; 19. compressing the steel frame; 20. a waterproof layer; 21. an asphalt layer; 22. a bottom glue layer; 23. a first spud pile; 24. a second spud pile; 25. a weight reduction groove; 26. and (5) pressing the steel plate.

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 obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a road and bridge crack repairing and fixing structure comprises a filling layer 18 arranged at a crack of a bridge main body 1, a bottom glue layer 22 is arranged between the filling layer 18 and the bridge main body 1, a compression steel plate 26 is arranged above the filling layer 18, a compression steel frame 19 is arranged above the compression steel plate 26, the compression steel plate 26 is fixed with the bridge main body 1 through a first fixing pile 23, and the compression steel frame 19 is fixed with the bridge main body 1 through a second fixing pile 24;

a waterproof layer 20 is arranged above the compaction steel frame 19, a heat insulation layer 16 is arranged above the waterproof layer 20, a top adhesive layer 17 is arranged above the heat insulation layer 16, and an asphalt layer 21 is arranged above the top adhesive layer 17;

at least two rows of insertion rods 2 are installed below the bridge main body 1 in a linear array in an inserting mode at the positions corresponding to two sides of a crack, fixing seats 12 are arranged below the insertion rods 2 at the positions corresponding to two sides of the crack, a clamping hook insertion groove 8 is formed in the positions, corresponding to each insertion rod 2, of the fixing seats 12, clamping hooks 7 matched with the clamping hook insertion grooves 8 are integrally formed at the tail ends of the insertion rods 2, connecting steel frames 13 are integrally cast on the side faces of the fixing seats 12, the connecting steel frames 13 are connected through tensioning steel bars 14, and fixing blocks 15 clamped and installed with the connecting steel frames 13 are welded at the tail ends of the tensioning steel bars 14;

the main runner 6 has been seted up on the inserted bar 2, and the surface of inserted bar 2 has seted up at least three annular runner 4, the surface of inserted bar 2 has seted up vertical runner 5 crisscross with annular runner 4, and the reposition of redundant personnel passageway 3 of annular runner 4 and vertical runner 5 intercommunication with main runner 6 is seted up, both ends homogeneous moulding has butt joint seat 9 around fixing base 12, and connect in the butt joint seat 9 and install connecting seat 11, integrated into one piece has connecting plate 10 with outside lifting equipment fixed mounting on connecting seat 11, the filling layer 18 is the inside concrete layer that has the reinforcing bar frame, and the reinforcing bar frame is pegged graft and is installed in bridge main part 1, subtract heavy groove 25 has been seted up to the bottom of fixing base 12, and fixing base 12 is the cast iron seat of outside parcel resin waterproof layer.

The working principle is as follows: the road and bridge repairing structure construction method comprises the following steps of firstly installing insertion rods 2 at two sides of a corresponding crack below a bridge main body 1, then injecting an epoxy resin adhesive into the bridge main body 1 through a main runner 6 by using an adhesive injection device, wherein the epoxy resin adhesive can be uniformly distributed to a contact part between the insertion rods 2 and the bridge main body 1 through an annular runner 4 and a vertical runner 5 for adhesion, clamping a fixed seat 12 on the insertion rods 2 through the matching of a clamping hook 7 and a clamping hook insertion groove 8 after the epoxy resin adhesive is firmly adhered, lifting the fixed seat 12 by using a connecting seat 11 through an external lifting device in the clamping process, detaching the connecting seat 11 along with the external lifting device after the fixed seat 12 is fixed, then installing a tensioning steel bar 14 between connecting steel frames 13 at two sides, specifically, inwards tensioning the tensioning steel bar 14 or outwards exerting pretightening force on two sides, and analyzing according to the specific trend and the formation reason of the crack, after the bridge main body is processed by the tensioning reinforcing steel bars 14, the bridge main body has certain prestress, so that further deterioration of crack positions can be effectively avoided. Then, the crack on the bridge main body 1 is processed, sundries are removed, pile holes matched with the first fixing pile 23 and the second fixing pile 24 are formed by repairing and leveling along the crack trend, then the first fixing pile 23 and the second fixing pile 24 are installed on the corresponding pile positions, a steel reinforcement frame for forming the filling layer 18 is installed on the bridge main body 1 in a correct inserting mode after being punched, then a concrete adhesive is coated at the bottom of the crack to form a bottom adhesive layer 22, at the moment, concrete is filled above the bottom adhesive layer to form the filling layer 18 with a pre-installed steel reinforcement frame, the bottom adhesive layer 22 can adhere the filling layer 18 and the bridge main body 1 on one hand and can play a certain waterproof role, the filling layer 18 mainly plays a supporting role, then a compression steel plate 26 is placed above the filling layer 18, and then the compression steel plate 26 is welded or fixedly connected with the first fixing pile 23, then, a compaction steel frame 19 is placed on a compaction steel plate 26, the compaction steel frame 19 and a second fixing pile 24 are welded or glued and fixed, the compaction steel plate 26 is used for dispersing the load borne by the upper portion on a filling layer 18, the phenomenon that secondary cracks occur due to uneven stress between the filling layer 18 and a bridge main body 1 is avoided, the compaction steel frame 19 is used for avoiding the phenomenon that the edge of the compaction steel plate 26 warps in the using process, a waterproof layer 20 is arranged above the compaction steel frame 19 and the compaction steel plate 26 and can be made of road caulking glue, a heat insulation layer 16 is arranged above the waterproof layer 20, the heat insulation layer 16 can be made of foamed plastic, an asphalt layer 21 is laid above the heat insulation layer 16, a top glue layer 17 is arranged between the asphalt layer 21 and the heat insulation layer 16, the top glue layer 17 mainly adopts resin adhesives to bond all portions above the heat insulation layer 16 into a whole, the crack or warping phenomenon is avoided, and the waterproof layer 20 and the heat insulation layer 16 are bonded, so that the direct filling treatment of the crack of the bridge main body 1 can effectively eliminate the direct influence caused by the crack. This structure construction method is restoreed in bridge crack is simple, not only can effectually eliminate the direct influence that the crack brought, has waterproof, temperature-isolating ability moreover, can effectual recovery road function, can also effectually avoid the further expansion of crack through applying prestressing force to road crack department moreover to can effectual guarantee road bridge's normal use, ensured the safety of pedestrian and vehicle, have very high practical value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed knot constructs is restoreed to road and bridge crack, is including setting up filling layer (18) in bridge subject (1) crack department, its characterized in that: a bottom glue layer (22) is arranged between the filling layer (18) and the bridge main body (1), a compression steel plate (26) is arranged above the filling layer (18), a compression steel frame (19) is arranged above the compression steel plate (26), the compression steel plate (26) is fixed with the bridge main body (1) through a first fixing pile (23), and the compression steel frame (19) is fixed with the bridge main body (1) through a second fixing pile (24);

a waterproof layer (20) is arranged above the compression steel frame (19), a heat insulation layer (16) is arranged above the waterproof layer (20), a top glue layer (17) is arranged above the heat insulation layer (16), and a pitch layer (21) is arranged above the top glue layer (17);

the below of bridge main part (1) corresponds crack both sides department and is the linear array grafting and install at least two and insert pole (2), and the below that inserts pole (2) all is provided with fixing base (12) corresponding crack both sides department, trip insertion groove (8) have all been seted up in fixing base (12) the position department that corresponds every insert pole (2), the terminal integrated into one piece of insert pole (2) has trip (7) that match with trip insertion groove (8), the side body pouring of fixing base (12) is provided with and connects steelframe (13), and connects through tensioning reinforcing bar (14) between connecting steelframe (13), the end welding of tensioning reinforcing bar (14) is installed and is connected fixed block (15) of steelframe (13) chucking installation.

2. The road and bridge crack repair fixation structure of claim 1, wherein: insert and seted up sprue (6) on pole (2), and the surface of inserting pole (2) has seted up at least three annular runner (4), the surface of inserting pole (2) is seted up with crisscross vertical runner (5) of annular runner (4), and annular runner (4) and vertical runner (5) crossing point offer with sprue (6) intercommunication reposition of redundant personnel passageway (3).

3. The road and bridge crack repair fixation structure of claim 1, wherein: the utility model discloses a lifting device, including fixing base (12), both ends all integrated into one piece have butt joint seat (9) around fixing base (12), and butt joint seat (9) interpolation is installed connecting seat (11), integrated into one piece has connecting plate (10) with outside lifting device fixed mounting on connecting seat (11).

4. The road and bridge crack repair fixation structure of claim 1, wherein: the filling layer (18) is a concrete layer with a reinforcing frame inside, and the reinforcing frame is inserted and installed in the bridge main body (1).

5. The road and bridge crack repair fixation structure of claim 1, wherein: the bottom of the fixed seat (12) is provided with a weight reduction groove (25), and the fixed seat (12) is a cast iron seat externally wrapped with a resin waterproof layer.