CN218059967U

CN218059967U - Road and bridge crack reinforced structure

Info

Publication number: CN218059967U
Application number: CN202222120054.4U
Authority: CN
Inventors: 田帅; 石京朝; 申忠群
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-12-16
Anticipated expiration: 2032-08-12

Abstract

The utility model belongs to the technical field of road and bridge crack maintenance, specifically be a road and bridge crack reinforced structure, include road and bridge and be located the long and narrow crack on the road and bridge body, the maintenance groove has been seted up to road and bridge's body upside, the maintenance groove is located long and narrow fissured upside, the length of maintenance groove is greater than long and narrow fissured length, the inner chamber bottom in maintenance groove is provided with looks for the flat piece, look for the top of flat piece and install the closing plate, be connected with expansion bolts between the inner chamber bottom in closing plate and maintenance groove, the injection port has been seted up on the body of closing plate, the maintenance groove is separated into airtight space and open space by the closing plate, it has injection repair layer to fill in airtight space and long and narrow fissured inner chamber, and this device injects highly compressed thick liquid in airtight space, and thick liquid can permeate into long and narrow crack under highly compressed effect to fill completely, thereby the adhesion force between thick liquid and road and bridge.

Description

Road and bridge crack reinforced structure

Technical Field

The utility model relates to a road and bridge crack maintenance technical field specifically is a road and bridge crack reinforced structure.

Background

As roads and bridges are usually located in an open environment, many roads and bridges in a wind and rain environment are damaged as time goes on, and cracks are one of common damages of the roads and bridges. After the crack of the road and bridge structure is found, the reason of the crack is firstly found out, and then the crack of the road and bridge is reinforced by adopting a construction technology. The existing method for reinforcing the road and the bridge is to repair the pavement so as to prolong the service life of the road and the bridge.

Most cracks on the road and bridge are long and narrow, which causes difficulty in sealing the upper part of the crack, namely, when grout is injected into the crack for repair, high-pressure injection cannot be used, namely, the grout needs to be rolled on the road and bridge by using rolling equipment in the later period, so that the adhesion between the grout and the road and bridge is enhanced by high pressure, but because the crack is long and narrow, when the depth of the crack is deep, the pressure above the crack is difficult to be applied to the grout below the crack, so that the grout is difficult to penetrate into the bottom of the crack, and the adhesion between the grout below the crack and the road and bridge is weak.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road and bridge crack reinforced structure to solve the current road and bridge crack that provides in the above-mentioned background art when repairing, the weaker problem of adhesion between long and narrow crack below thick liquid and road and bridge.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a road and bridge crack reinforced structure, includes road and bridge and the long and narrow crack that is located on the road and bridge body, the maintenance groove has been seted up to road and bridge's body upside, the maintenance trench is in long and narrow fissured upside, the length in maintenance groove is greater than long and narrow fissured length, the inner chamber bottom in maintenance groove is provided with looks for the flat piece, look for the top in flat piece and install the closing plate, be connected with expansion bolts between the inner chamber bottom in closing plate and maintenance groove, the injection port has been seted up on the body of closing plate, the maintenance groove is separated into airtight space and open space by the closing plate, it has the injection to repair the layer to fill in airtight space and long and narrow fissured inner chamber, it has to roll to repair the layer to fill in the inner chamber in open space.

Preferably, a threaded connector is arranged above the sealing plate, the injection port penetrates through the threaded connector, and the threaded connector is located in an inner cavity of the maintenance groove.

Preferably, the sealing plate comprises a bottom plate, an upper L plate is arranged on the left side of the bottom plate, a lower L plate is arranged on the right side of the bottom plate, and the lower L plate is matched with the upper L plate.

Preferably, the leveling block comprises hollow square frames, a diversion trench is arranged between two adjacent hollow square frames, and the diversion trench is positioned on the upper side of the long and narrow slit.

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

1) The device is characterized in that a leveling block is arranged at the bottom of an inner cavity of a maintenance groove, a sealing plate is arranged above the leveling block, a closed space communicated with a long and narrow crack is enclosed by the sealing plate and the leveling block in the maintenance groove, then high-pressure slurry is injected into the closed space, the slurry can permeate into the long and narrow crack under the action of high pressure and is completely filled, and therefore the slurry and the road and bridge have cohesive force;

2) The sealing plate passes through expansion bolts and is connected with road and bridge, and the tie point is located long and narrow fissured both sides, can form airtight space through the sealing plate on the one hand, and then the injection of the thick liquid of being convenient for, and on the other hand the sealing plate can also be fixed road and bridge to avoid the further expansion of this crack.

Drawings

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

FIG. 2 is a schematic view of the front view of the road and bridge of the present invention;

FIG. 3 is a schematic view of the overhead structure of the road and bridge of the present invention;

fig. 4 is a schematic diagram of the sealing plate structure of the present invention.

In the figure: 1 road and bridge, 11 long and narrow cracks, 12 maintenance grooves, 2 expansion bolts, 3 leveling blocks, 31 diversion grooves, 4 injection repairing layers, 5 rolling repairing layers, 6 sealing plates, 61 bottom plates, 62 lower L plates, 63 upper L plates and 64 threaded interfaces.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: a road and bridge crack reinforced structure, including the road and bridge 1 and long and narrow crack 11 located on body of the road and bridge 1, while repairing, open a maintenance groove 12 on the body of the road and bridge 1 downward along the position of the long and narrow crack 11 at first, so the remaining long and narrow crack 11 will be located under the maintenance groove 12, the length of the maintenance groove 12 that is opened is greater than the length of the long and narrow crack 11, the apparatus is suitable for the long and narrow crack 11 with depth greater than 10cm and above, when the depth of the long and narrow crack 11 is shallower, after opening the maintenance groove 12, the maintenance groove 12 will cover the long and narrow crack 11 directly, namely the long and narrow crack 11 is dug directly, at this moment, lay the concrete in the maintenance groove 12 directly and roll, and open the maintenance groove 12 that covers on the long and narrow crack 11 with deeper, then cause the suspended road and bridge to break easily, then, a fixing hole is arranged at the bottom of a maintenance groove 12, an expansion bolt 2 is driven into the fixing hole, the maintenance groove 12 which is dug is uneven, a leveling block 3 needs to be paved at the bottom of an inner cavity of the maintenance groove 12 by concrete, the upper surfaces of the leveling blocks 3 are parallel and level, a sealing plate 6 is installed on the leveling block 3 to be bonded, a mounting hole is arranged on a body of the sealing plate 6, the upper end of the expansion bolt 2 penetrates through the mounting hole, a nut on the expansion bolt 2 is screwed to fix the sealing plate 6, the maintenance groove 12 is divided into a closed space and an open space by the sealing plate 6, an injection port is arranged on the body of the sealing plate 6, maintenance grout is injected into the closed space through the injection port, the grout can permeate into a long and narrow crack 11 under the action of high pressure, and an injection repairing layer 4 is formed after the grout is solidified, and then, filling a repairing material into the inner cavity of the open space, wherein the repairing material is the same as the material used by the road and bridge 1, then rolling the filled repairing material by using rolling equipment, forming a rolled repairing layer 5 after the repairing material is dried, and enabling the upper surface of the rolled repairing layer 5 to be flush with the upper surface of the road and bridge 1.

The top of closing plate 6 is provided with hickey 64, hickey 64 can make things convenient for the pipe connection of closing plate 6 and external high pressure injection equipment, also can use the sealed cap of taking the screw thread to seal hickey 64 simultaneously, and the injection port runs through hickey 64, and hickey 64 is arranged in the inner chamber of maintenance groove 12, rolls promptly and repairs layer 5 and can cover hickey 64 completely, and then has avoided hickey 64 to expose in the air.

The sealing plate 6 comprises a bottom plate 61, the length of a single sealing plate 6 may be insufficient, and therefore a plurality of sealing plates 6 need to be connected with each other, the number of the sealing plates 6 is related to the length of the long and narrow crack 11, an upper L plate 63 is arranged on the left side of the bottom plate 61, a lower L plate 62 is arranged on the right side of the bottom plate 61, two adjacent sealing plates 6 are connected, the lower L plate 62 of one sealing plate 6 is clamped with the upper L plate 63 of the other sealing plate 6, and sealing is further formed, so that high-pressure slurry is prevented from seeping out between the two adjacent sealing plates 6, meanwhile, when two or more sealing plates 6 are used, only an injection port on one sealing plate 6 is opened, and injection ports on the other sealing plates 6 need to be sealed by using plugs.

The leveling block 3 comprises a hollow square frame, four sides of the lower side of the sealing plate 6 all fall above the hollow square frame and are supported through the hollow square frame, the four sides of the sealing plate 6 can be prevented from being suspended in the air at large positions, a diversion trench 31 is arranged between two adjacent hollow square frames, the diversion trench 31 is located on the upper side of the long and narrow crack 11, when high-pressure slurry is injected, the slurry can flow into other hollow square frames along the diversion trench 31 quickly, and the injection time is further saved.

The working principle is as follows: firstly, a maintenance groove 12 is dug downwards along a long and narrow crack 11 on a body of a road and bridge 1, then a fixing hole is formed in the bottom of an inner cavity of the maintenance groove 12, an expansion bolt 2 is driven into the fixing hole, then, garbage and dust in the maintenance groove 12 are cleaned out, then, a leveling block 3 is built in the maintenance groove 12 by using concrete, then, a sealing plate 6 is placed on the leveling block 3, meanwhile, a stud of the expansion bolt 2 penetrates through the sealing plate 6, then, a nut of the expansion bolt 2 is screwed, the nut drives the sealing plate 6 to move downwards, and finally, the sealing plate 6 is tightly attached to the leveling block 3;

grout for maintenance is injected into the closed space through the threaded connector 64 above the sealing plate 6, the grout can penetrate into the bottom of the long and narrow crack 11 under the action of high pressure, then the long and narrow crack 11 is completely filled, after the grout for maintenance is completely solidified, the inner cavity of the open space is filled with repair materials, rolling is carried out by using rolling equipment, the upper toilet surface of the rolling repair layer 5 is flush with the upper toilet surface of the road bridge 1, and the repair materials are dried and solidified.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 road and bridge crack reinforced structure, includes road and bridge (1) and long and narrow crack (11) that are located on road and bridge (1) body, its characterized in that: maintenance groove (12) have been seted up to the body upside of road and bridge roof beam (1), maintenance groove (12) are located the upside of long and narrow crack (11), the length of maintenance groove (12) is greater than the length of long and narrow crack (11), the inner chamber bottom of maintenance groove (12) is provided with looks for flat piece (3), look for flat piece (3) the top and install closing plate (6), be connected with expansion bolts (2) between the inner chamber bottom of closing plate (6) and maintenance groove (12), the injection port has been seted up on the body of closing plate (6), maintenance groove (12) are separated into airtight space and open space by closing plate (6), it has injection layer (4) to fill in the inner chamber of airtight space and long and narrow crack (11), it has to roll and repairs layer (5) to fill in the inner chamber of open space.

2. The road and bridge crack reinforcing structure of claim 1, wherein: a threaded connector (64) is arranged above the sealing plate (6), the injection port penetrates through the threaded connector (64), and the threaded connector (64) is located in an inner cavity of the maintenance groove (12).

3. A road and bridge crack reinforcing structure as claimed in claim 1, wherein: the sealing plate (6) comprises a bottom plate (61), an upper L plate (63) is arranged on the left side of the bottom plate (61), a lower L plate (62) is arranged on the right side of the bottom plate (61), and the lower L plate (62) is matched with the upper L plate (63).

4. A road and bridge crack reinforcing structure as claimed in claim 1, wherein: the leveling block (3) comprises hollow square frames, a guide groove (31) is arranged between every two adjacent hollow square frames, and the guide groove (31) is located on the upper side of the long and narrow crack (11).