CN218989841U

CN218989841U - Pavement crack repair structure

Info

Publication number: CN218989841U
Application number: CN202320137210.XU
Authority: CN
Inventors: 刘紫超; 赵喜峰; 刘昌蒲
Original assignee: Shaanxi Traffic Control Tongyu Traffic Research Co ltd
Current assignee: Shaanxi Traffic Control Tongyu Traffic Research Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-05-09
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a pavement crack repairing structure, which relates to the technical field of pavement repairing, and aims at solving the problems that the existing crack repairing structure still has an expanding trend of cracks, poor repairing effect and poor stability of emulsified asphalt in a glue filling groove are easy to cause, rainwater is easy to flow into the cracks along the cracks and aggravate the damage degree, the pavement crack repairing structure comprises a road base layer, a road surface layer and the cracks positioned on the road base layer and the road surface layer, a filling groove is formed above the cracks, a filling mechanism is arranged in the filling groove, a connecting mechanism is also arranged in the filling groove, the filling mechanism comprises the emulsified asphalt filled in the filling groove, and the emulsified asphalt is also filled in the cracks. According to the utility model, emulsified asphalt is filled into the cracks and the filling grooves, and the filling mechanisms and the connecting mechanisms arranged in the filling grooves prevent the cracks from being continuously enlarged to a large extent, so that water seepage in the cracks is effectively prevented, and the cracks are prevented from being continuously damaged to a large extent.

Description

Pavement crack repair structure

Technical Field

The utility model relates to the technical field of pavement repair, in particular to a pavement crack repair structure.

Background

Highway pavement refers to a layered structure laid within the scope of a roadway on a highway subgrade, whether it be a cement or asphalt pavement, which can be subjected to various damage, deformation and other defects, i.e., pavement damage, after a period of use in traffic.

The prior art can refer to the chinese patent of the publication number CN209482103U, and discloses a road surface crack repair structure, including the road surface with be located crack on the road surface, the road surface includes surface course, basic unit and the bed course that from top to bottom set gradually, the glue filling groove has been seted up on crack upper portion, the emulsified asphalt has been filled in the glue filling groove, emulsified asphalt follows the crack trend sets up, but this crack repair structure still has certain defect:

firstly, the repaired cracks still have an expanding trend, which is easy to cause poor repairing effect;

secondly, the stability of emulsified asphalt in the glue filling groove is poor, and the weather effect is along with expend with heat and contract with cold, and emulsified asphalt can take place the dislocation with the crack, leads to the rainwater to flow into the crack along the gap, aggravates the damage degree.

Therefore, a pavement crack repairing structure is now provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a pavement crack repairing structure, which is characterized in that emulsified asphalt is filled into cracks and filling grooves, and the filling mechanisms and the connecting mechanisms arranged in the filling grooves are used for avoiding continuous expansion of the cracks to a greater extent, effectively preventing water seepage in the cracks and preventing continuous damage of the cracks to a greater extent, overcoming the defects of the prior art, effectively solving the problems that the cracks still have an expanding trend after being repaired by the traditional crack repairing structure, easily causing poor repairing effect and poor stability of the emulsified asphalt in a glue filling groove, causing dislocation of the emulsified asphalt and the cracks along with thermal expansion and contraction of weather influence, causing rainwater to flow into the cracks along the cracks and aggravating the damage degree.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pavement crack repair structure, includes road base layer, road surface course and is located the crack on road base layer and the road surface course, the filling groove has been seted up to cracked top, be provided with filling mechanism in the filling groove, and still be provided with coupling mechanism in the filling groove.

Through foretell scheme, through all filling emulsified asphalt to crack and filling the groove, and through filling mechanism and coupling mechanism that fills the groove setting, the crack of avoiding of great degree continues to enlarge, fills mechanism and coupling mechanism and is located emulsified asphalt, has guaranteed emulsified asphalt's stability, prevents effectively that infiltration in the crack, and the prevention crack of great degree continues impaired.

Preferably, the filling mechanism comprises emulsified asphalt filled in the filling groove, the crack is also filled with the emulsified asphalt, and the emulsified asphalt is uniformly arranged along the trend of the crack.

By the scheme, the cracks and the filling grooves are filled by emulsified asphalt, so that the cracks are repaired and covered.

Preferably, the connecting mechanism comprises two connecting holes arranged at the bottom end of the filling groove, the two connecting holes are respectively positioned at two sides of the crack, the bottom end of the filling groove is provided with a U-shaped connecting plate, and two vertical sections at two sides of the U-shaped connecting plate are respectively inserted into the two connecting holes.

Through the scheme, the two sides of the crack are connected through the U-shaped connecting plate, so that the crack is prevented from being continuously enlarged to a large extent.

Preferably, the connecting mechanism further comprises fixing rivets fixedly embedded in two sides of the filling groove, the L-shaped connecting plates are welded at the opposite ends of the two fixing rivets, fixing bolts are inserted into the horizontal sections of the two L-shaped connecting plates, and the bottoms of the two fixing bolts are respectively in threaded connection with two sides of the U-shaped connecting plates.

By the scheme, the crack spacing is prevented from becoming large.

Preferably, a plurality of the connecting mechanisms are arranged along the direction of the crack.

Through the scheme, the possibility of continuous cracking is reduced to a large extent in the whole crack.

Preferably, the tops of the two sides of the filling groove are respectively provided with a step, the bottoms of the two steps are respectively provided with a waterproof groove, and the inner wall of the waterproof groove is provided with a waterproof paint layer.

Through foretell scheme, through the waterproof groove that sets up, and set up waterproof paint layer in waterproof groove, effectively prevent infiltration in the crack, the prevention crack of great degree continues impaired.

Preferably, the inside of the waterproof tank is filled with emulsified asphalt.

Through the scheme, the waterproof coating layer is prevented from being damaged to a large extent, and the service life of the waterproof coating layer is prolonged.

The beneficial effects of the utility model are as follows:

1. through peg graft respectively the vertical section in two limits of U type connecting plate in two connecting holes, the U type connecting plate is connected the both sides of crack, the crack of great degree continues to enlarge, through the both sides installation fixed rivet at filling the groove, and all weld L type connecting plate in the opposite one end of two fixed rivets, the horizontal segment of two L type connecting plates all respectively with the both sides spiro union of U type connecting plate through fixing bolt, through the joint strength between the crack both sides, prevent that the crack interval from becoming big, all pack emulsified asphalt with crack and filling the groove, realize repairing.

2. Through the waterproof groove that sets up, and set up waterproof paint layer in the waterproof groove, prevent effectively that infiltration in the crack, the crack is prevented to great degree and is continued impaired.

To sum up, through all filling emulsified asphalt to crack and filling the groove, and through filling mechanism and coupling mechanism that fills the groove setting, the crack is avoided the continuous expansion of great degree, fills mechanism and coupling mechanism and is located emulsified asphalt, has guaranteed emulsified asphalt's stability, prevents effectively that infiltration in the crack, and the crack is prevented to great degree and continues impaired.

Drawings

Fig. 1 is a schematic diagram of a front view cross-section of a pavement crack repairing structure according to the present utility model.

Fig. 2 is a schematic top view of a partial structure of a pavement crack repairing structure according to the present utility model.

Fig. 3 is an enlarged schematic view of the portion a in fig. 1 of the pavement crack repairing structure according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure B in fig. 1 of the pavement crack repairing structure according to the present utility model.

In the figure: 1. a road base layer; 2. a surface layer; 3. a U-shaped connecting plate; 4. cracking; 5. filling the groove; 6. emulsified asphalt; 7. a step; 8. a connection hole; 9. fixing a rivet; 10. an L-shaped connecting plate; 11. a waterproof paint layer; 12. a fixing bolt; 13. a water-proof tank.

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.

Embodiment 1, refer to fig. 1-4, a pavement crack repair structure, including road base 1, road surface course 2 and be located the crack 4 on road base 1 and the road surface course 2, filling groove 5 has been seted up to the top of crack 4, is provided with filling mechanism in filling groove 5, and filling mechanism is including filling emulsified asphalt 6 in filling groove 5, also has emulsified asphalt 6 in the crack 4, and emulsified asphalt 6 sets up along the trend of crack 4.

Filling the crack 4 and the filling groove 5 through emulsified asphalt 6 to repair and cover the crack 4;

the filling groove 5 is internally provided with a connecting mechanism, the connecting mechanism comprises two connecting holes 8 formed in the bottom end of the filling groove 5, the two connecting holes 8 are respectively located at two sides of the crack 4, the bottom end of the filling groove 5 is provided with a U-shaped connecting plate 3, and two vertical sections of the two sides of the U-shaped connecting plate 3 are respectively inserted into the two connecting holes 8.

The U-shaped connecting plate 3 connects two sides of the crack 4, so that the crack is prevented from being continuously enlarged to a large extent;

the connecting mechanism further comprises fixing rivets 9 fixedly embedded in two sides of the filling groove 5, L-shaped connecting plates 10 are welded at opposite ends of the two fixing rivets 9, fixing bolts 12 are inserted into horizontal sections of the two L-shaped connecting plates 10, and bottom ends of the two fixing bolts 12 are respectively in threaded connection with two sides of the U-shaped connecting plate 3.

Further strengthen the joint strength between two sides of the crack 4, prevent the interval of the crack 4 from becoming large;

the connecting mechanisms are uniformly arranged along the trend of the crack 4, so that the possibility of continuous cracking of the whole crack 4 is reduced to a large extent.

The tops of two sides of the filling groove 5 are provided with steps 7, the bottoms of the two steps 7 are provided with waterproof grooves 13, and the inner walls of the waterproof grooves 13 are provided with waterproof paint layers 11.

Through the waterproof groove 13 that sets up, and set up waterproof paint layer 11 in waterproof groove 13, effectively prevent to ooze in the crack 4, the inside of waterproof groove 13 is filled with emulsified asphalt, and waterproof paint layer 11 is impaired to great degree, prolongs waterproof paint layer 11's life-span.

Working principle: through peg graft respectively the vertical section in two connecting holes 8 in both sides of U type connecting plate, U type connecting plate 3 connects the both sides of crack 4, the crack of great degree continues to enlarge, through the both sides installation fixed rivet 9 at filling groove 5, and all weld L type connecting plate 10 in the opposite one end of two fixed rivets 9, the horizontal segment of two L type connecting plates 10 all respectively with the both sides spiro union of U type connecting plate 3 through fixing bolt 12, through the joint strength between the crack 4 both sides, prevent crack 4 interval grow, through the waterproof groove 13 that sets up, and set up waterproof coating layer 11 in waterproof groove 13, and with crack 4 and filling groove 5 all pack emulsified asphalt, effectively prevent infiltration in the crack 4, the crack 4 is prevented to great degree continues impaired.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a pavement crack repair structure, includes road base layer (1), road surface layer (2) and is located crack (4) on road base layer (1) and the road surface layer (2), its characterized in that, filling groove (5) have been seted up to the top of crack (4), be provided with filling mechanism in filling groove (5), and still be provided with coupling mechanism in filling groove (5).

2. A pavement crack repairing structure according to claim 1, characterized in that the filling means comprises emulsified asphalt (6) filled in the filling groove (5), the crack (4) is also filled with emulsified asphalt (6), and the emulsified asphalt (6) is arranged along the direction of the crack (4).

3. The pavement crack repairing structure according to claim 1, wherein the connecting mechanism comprises two connecting holes (8) formed in the bottom end of the filling groove (5), the two connecting holes (8) are respectively located on two sides of the crack (4), the bottom end of the filling groove (5) is provided with a U-shaped connecting plate (3), and two vertical sections of the U-shaped connecting plate (3) are respectively inserted into the two connecting holes (8).

4. The pavement crack repairing structure according to claim 3, wherein the connecting mechanism further comprises fixing rivets (9) fixedly embedded in two sides of the filling groove (5), the L-shaped connecting plates (10) are welded at opposite ends of the two fixing rivets (9), fixing bolts (12) are inserted into horizontal sections of the two L-shaped connecting plates (10), and bottom ends of the two fixing bolts (12) are respectively in threaded connection with two sides of the U-shaped connecting plates (3).

5. A pavement crack repair structure according to claim 4, characterized in that several of said connection means are arranged uniformly along the course of the crack (4).

6. The pavement crack repairing structure according to claim 1, wherein the tops of two sides of the filling groove (5) are provided with steps (7), the bottoms of the two steps (7) are provided with waterproof grooves (13), and the inner walls of the waterproof grooves (13) are provided with waterproof paint layers (11).

7. A pavement crack repair structure according to claim 6, characterized in that the interior of said waterproof groove (13) is filled with emulsified asphalt.