CN114717978A - Device for repairing road and bridge cracks - Google Patents
Device for repairing road and bridge cracks Download PDFInfo
- Publication number
- CN114717978A CN114717978A CN202210329416.2A CN202210329416A CN114717978A CN 114717978 A CN114717978 A CN 114717978A CN 202210329416 A CN202210329416 A CN 202210329416A CN 114717978 A CN114717978 A CN 114717978A
- Authority
- CN
- China
- Prior art keywords
- crack
- cover plate
- expansion
- contraction
- road
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000008602 contraction Effects 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 27
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 11
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
- E01C9/08—Temporary pavings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a device for repairing a road and bridge crack, which comprises a cover plate, a thermal expansion and contraction mechanism arranged in the crack and more than one fixed inserted rod inserted into the bottom of the crack, wherein the cover plate is arranged at the upper end of the crack, a groove is arranged at the position, right opposite to the crack, of the cover plate, more than one piece of spring steel is arranged on the top surface of the groove, two ends of the spring steel are downwards bent and are abutted against the road surface outside the crack, the lower end of the thermal expansion and contraction mechanism is fixedly connected with the fixed inserted rod through a connecting piece, the upper end of the thermal expansion and contraction mechanism is connected with the cover plate through a fixed bolt, and fillers in the crack realize thermal expansion and contraction through the thermal expansion and contraction mechanism. The invention can effectively share the pressure of the filler after expansion with heat and contraction with cold through the expansion with heat and contraction with cold mechanism, greatly reduces the probability of appearing a gap again, can effectively protect the filler through the design of the cover plate, enables the filler to be fully connected with the road surface, enables the vehicle to directly drive through the upper end of the cover plate, and avoids influencing the traffic in the process of maintenance.
Description
The invention relates to a split application of an invention patent with the application number of 'a road and bridge crack fixing structure' and the application number of '2020103609106'.
Technical Field
The invention relates to the technical field of roads and bridges, in particular to a device for repairing cracks of a road and a bridge.
Background
The road and bridge generally comprises a road surface, a roadbed, a bridge, a tunnel engineering, a traffic engineering and the like, wherein the road surface is most easily damaged, cracks are easily generated due to various reasons, the service life of the road and bridge can be reduced, the roadbed can be influenced due to the infiltration of rainwater, at present, the existing road surface repairing technology mostly finishes the repairing of the cracks through simple fillers such as concrete, asphalt and the like, the mode has short acting duration, the expansion of the cracks cannot be avoided, the pressure dispersion is not carried out on the poured concrete, the cracks occur again at the repaired position due to the melting after the thermal expansion and the cold contraction, and after the concrete is poured, generally for a short time, vehicles can pass through the repaired position, the strength of the concrete at the moment is not high (due to the problems of environment and material proportion, the possible curing time is not sufficient, and the vehicles cannot pass through the curing process), after the vehicle passes through, the filler and the original pavement are easy to loosen, so that the repairing effect is influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device for repairing road and bridge cracks so as to solve the problems in the background technology.
The invention is realized by the following technical scheme: the utility model provides a restore cracked device of road and bridge, includes the apron, sets up expend with heat and contract with cold mechanism and the more than one fixed inserted bar that inserts the crack bottom in the crack, the apron sets up in the crack upper end to cover the crack, the apron just is equipped with a recess to crack department, installs more than one spring steel on the top surface of recess, and the spring steel both ends are all downwarping, and support on the road surface of crack outside, expend with heat and contract with cold mechanism's lower extreme passes through connecting piece and fixed inserted bar fixed connection, and expend with heat and contract with cold mechanism's upper end is passed through fixing bolt and cover connection, and the filler in the crack realizes expend with heat and contract with cold through expend with heat and contract with cold mechanism. Expend with heat and contract with cold mechanism includes the serpentine spring more than fixed plate and a slice, the fixed plate lower extreme forms an installation cavity, serpentine spring more than a slice is installed in the installation cavity, be equipped with the first screw hole more than one on the top surface of fixed plate, the apron is just being equipped with a mounting groove to first screw hole department, the bottom surface of mounting groove is just all being equipped with the second screw hole to first screw hole department, the equal threaded connection of fixing bolt is in the second screw hole, the fixing bolt lower extreme all inserts in the first screw hole, and all with first screw hole threaded connection.
The connecting piece all includes the bearing, screw rod and rotatory ring, is equipped with the third screw hole on the top surface of fixed inserted bar, and the bearing all sets up in the lower extreme of expend with heat and contract with cold mechanism intermediate fixed plate, and the outer loop of bearing all with expend with heat and contract with cold mechanism intermediate fixed plate's bottom surface welded fastening, the screw rod upper end is all installed in the inner ring of bearing, the screw rod lower extreme all inserts in the third screw hole to all with third screw hole threaded connection, rotatory ring is all installed in the screw rod and is located external one and serve.
Preferably, the edges of the cover plate are all arranged in an arc structure.
The invention has the beneficial effects that: the invention has simple structure, can effectively share the pressure of the filler after expansion with heat and contraction with cold through the expansion with heat and contraction with cold mechanism, greatly reduces the probability of appearing a gap again, can effectively protect the filler through the design of the cover plate, ensures that the filler can be fully connected with the road surface, and vehicles can directly run through the upper end of the cover plate, thereby avoiding influencing the traffic in the process of maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the expansion and contraction mechanism of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements 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.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1 and 2, the device for repairing the road and bridge cracks comprises a cover plate 1, a thermal expansion and contraction mechanism arranged in the cracks and more than one fixed inserted rod 9 inserted into the bottoms of the cracks, wherein the cover plate 1 is arranged at the upper ends of the cracks and covers the cracks, a groove 2 is formed in the cover plate 1 opposite to the cracks, more than one piece of spring steel 3 is arranged on the top surface of the groove 2, two ends of the spring steel 3 are bent downwards to form a U-shaped structure, the spring steel is prevented from contacting with fillers and is abutted to the road surface outside the cracks, the lower end of the thermal expansion and contraction mechanism is fixedly connected with the fixed inserted rod 9 through a connecting piece, the upper end of the thermal expansion and contraction mechanism is connected with the cover plate 1 through a fixing bolt 5, and the fillers in the cracks realize thermal expansion and contraction through the thermal expansion and contraction mechanism. The apron 1 is just being equipped with a recess 2 to crack department, install more than one spring steel 3 on the top surface of recess 2, 3 both ends of spring steel are all downwarping, be "U" type structure, avoid spring steel and filler contact, and support on the outside road surface in crack, can effectually play the cushioning effect through spring steel, go through the back at the vehicle from the apron, can have a decurrent pressure, pressure can make the spring steel crooked, go through the back, make the spring steel resume deformation. Expend with heat and contract with cold mechanism includes fixed plate 6 and the serpentine spring 8 more than the one slice, 6 lower extremes of fixed plate form an installation cavity 7, serpentine spring 8 more than the one slice is installed in installation cavity 7, be equipped with more than one first screw hole 10 on the top surface of fixed plate 6, apron 1 is just being equipped with a mounting groove 4 to first screw hole 10 department, the bottom surface of mounting groove 4 is just all being equipped with the second screw hole to first screw hole 10 department, 5 equal threaded connection of fixing bolt are in the second screw hole, 5 lower extremes of fixing bolt all insert in first screw hole 10, and all with first screw hole 10 threaded connection. The connecting piece all includes bearing 11, screw rod 12 and rotatory ring 13, be equipped with third screw hole 14 on the top surface of fixed inserted bar 9, bearing 11 all sets up the lower extreme of fixed plate 6 in expend with heat and contract with cold mechanism, bearing 11's outer loop all with expend with heat and contract with cold mechanism in the bottom surface welded fastening of fixed plate 6, screw rod 12 upper end is all installed in bearing 11's inner ring, screw rod 12 lower extreme all inserts in third screw hole 14, and all with third screw hole 14 threaded connection, rotatory ring 13 is all installed in screw rod 12 and is located external one and serve.
In this embodiment, the edge of apron 1 all is the arc structure setting, makes the vehicle can travel to the apron top along the arc limit, has reduced the vibration range of vehicle.
In this embodiment, the top surface of fixed plate 6 in the expend with heat and contract with cold mechanism and the surperficial parallel and level setting of filler in the crack, after taking off the apron, parallel and level between filler, fixed plate and the road has avoided the jolt that the unevenness on road surface caused.
In this embodiment, the top surface of the fixing bolt 5 and the surface of the cover plate 1 are flush, so that the influence of the protrusion on the surface of the cover plate on the passing of the vehicle is avoided.
Wherein, after the filler takes place the thermal expansion, can extrude the outer wall of installation cavity, the extrusion force can be used in on the serpentine spring of inside, makes serpentine spring compression for the filler has the effect that a pressure shared, has avoided expend with heat and the crack appears, and when the shrinkage, serpentine spring can kick-back, and its pressure after kick-backing can be pressed in the filler, has avoided the shrinkage and the crack that causes.
Preferably, still include metal mesh grid (not shown), metal mesh grid's peripheral integrated into one piece is equipped with a plurality of metal mesh grid strips, sets up a plurality of round holes that are used for pouring metal mesh grid strip on the cracked inner wall, and the metal mesh grid level sets up in the crack, and installation cavity 7 runs through the metal mesh grid setting to can strengthen the joint strength on filler and original road surface, further avoid fissured reappearance.
When the concrete implementation is arranged, firstly, a plurality of round holes are formed in the inner wall of the crack, then the expansion and contraction mechanism is arranged in the crack, the screw rod is rotated through the rotating ring to be screwed into the third screw hole, and the expansion and contraction mechanism is fixed, wherein the top surface of the expansion and contraction mechanism needs to be flush with the surface of the road, after the fixation is completed, the metal woven mesh is sleeved outside the installation cavity, then the metal woven mesh strip is arranged in the round hole formed in the inner wall of the crack in an adhering mode through epoxy adhesive steel, then the filler is injected into the crack until the filler is flush with the top surface of the expansion and contraction mechanism, at the moment, the cover plate covers the upper end of the crack, the crack is effectively covered, the wheel can directly run over the cover plate, the vehicle can pass through at the first time, the filler can be effectively protected, and the filler can be connected with the road in sufficient time, the cover plate is fixed with the expansion and contraction mechanism through the fixing bolt, so that the fixing bolt can be screwed out after the filler is completely fixed, and then the cover plate together with the spring steel is taken down, so that the cover plate can be reused.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (2)
1. The utility model provides a repair cracked device of road and bridge which characterized in that: the crack protection device comprises a cover plate (1), an expansion and contraction mechanism arranged in a crack and more than one fixed inserted rod (9) inserted into the bottom of the crack, wherein the cover plate (1) is arranged at the upper end of the crack and covers the crack, a groove (2) is arranged on the cover plate (1) right opposite to the crack, more than one piece of spring steel (3) is arranged on the top surface of the groove (2), two ends of the spring steel (3) are bent downwards, the spring steel (3) is of a U-shaped structure and abuts against the road surface outside the crack, the lower end of the expansion and contraction mechanism is fixedly connected with the fixed inserted rod (9) through a connecting piece, the upper end of the expansion and contraction mechanism is connected with the cover plate (1) through a fixing bolt (5), and fillers in the crack realize expansion and contraction through the expansion and contraction mechanism; the thermal expansion and cold contraction mechanism comprises a fixing plate (6) and more than one serpentine spring (8), wherein an installation cavity (7) is formed at the lower end of the fixing plate (6), the serpentine springs (8) are installed in the installation cavity (7), more than one first screw hole (10) is formed in the top surface of the fixing plate (6), an installation groove (4) is formed in the position, right opposite to the first screw hole (10), of the cover plate (1), second screw holes are formed in the positions, right opposite to the first screw holes (10), of the bottom surface of the installation groove (4), the fixing bolts (5) are all in threaded connection with the second screw holes, the lower ends of the fixing bolts (5) are all inserted into the first screw holes (10) and are all in threaded connection with the first screw holes (10); the top surface of a fixing plate (6) in the thermal expansion and cold contraction mechanism is flush with the surface of the filler in the crack, and the top surface of a fixing bolt (5) is flush with the surface of the cover plate (1); after the cover plate is taken down, the filler, the fixing plate and the road are flush, so that jolt caused by unevenness of the road surface is avoided;
the connecting piece all includes bearing (11), screw rod (12) and rotatory ring (13), be equipped with third screw hole (14) on the top surface of fixed inserted bar (9), bearing (11) all set up in the lower extreme of expend with heat and contract with cold mechanism intermediate fixed plate (6), the outer loop of bearing (11) all with expend with heat and contract with cold mechanism intermediate fixed plate's (6) bottom surface welded fastening, screw rod (12) upper end is all installed in the inner ring of bearing (11), screw rod (12) lower extreme all inserts in third screw hole (14), and all with third screw hole (14) threaded connection, rotatory ring (13) are all installed in one of screw rod (12) position in the external world and are served.
2. The apparatus for repairing cracks of road and bridge as claimed in claim 1, wherein: the edges of the cover plate (1) are all arranged in an arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210329416.2A CN114717978A (en) | 2020-04-30 | 2020-04-30 | Device for repairing road and bridge cracks |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010360910.6A CN111501582B (en) | 2020-04-30 | 2020-04-30 | Road and bridge crack fixed knot constructs |
| CN202210329416.2A CN114717978A (en) | 2020-04-30 | 2020-04-30 | Device for repairing road and bridge cracks |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010360910.6A Division CN111501582B (en) | 2020-04-30 | 2020-04-30 | Road and bridge crack fixed knot constructs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114717978A true CN114717978A (en) | 2022-07-08 |
Family
ID=71871658
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210329660.9A Pending CN115434260A (en) | 2020-04-30 | 2020-04-30 | Fixing structure and repairing method for road and bridge pavement cracks |
| CN202010360910.6A Active CN111501582B (en) | 2020-04-30 | 2020-04-30 | Road and bridge crack fixed knot constructs |
| CN202210329416.2A Withdrawn CN114717978A (en) | 2020-04-30 | 2020-04-30 | Device for repairing road and bridge cracks |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210329660.9A Pending CN115434260A (en) | 2020-04-30 | 2020-04-30 | Fixing structure and repairing method for road and bridge pavement cracks |
| CN202010360910.6A Active CN111501582B (en) | 2020-04-30 | 2020-04-30 | Road and bridge crack fixed knot constructs |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN115434260A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609530A (en) * | 2020-11-27 | 2021-04-06 | 张毅 | Road and bridge crack repairing and fixing structure |
| CN112962384B (en) * | 2021-02-07 | 2024-01-23 | 安徽同建建设集团有限公司 | Temporary road structure for building engineering and construction method thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB720319A (en) * | 1953-05-06 | 1954-12-15 | Albert Vincent | Improvements in or relating to apparatus for filling joints or cracks in concrete and like surfaces |
| CN207512622U (en) * | 2017-12-01 | 2018-06-19 | 李玮 | A kind of road and bridge crack ruggedized construction |
| CN207878296U (en) * | 2018-01-18 | 2018-09-18 | 浙江工业职业技术学院 | A kind of road and bridge crack ruggedized construction |
| JP2019196583A (en) * | 2018-05-07 | 2019-11-14 | 日本製鉄株式会社 | Repair structure of bridge |
| CN208685472U (en) * | 2018-08-27 | 2019-04-02 | 陈飞敏 | A kind of road and bridge crack ruggedized construction |
| CN109024260A (en) * | 2018-09-10 | 2018-12-18 | 郑州航空工业管理学院 | Buffer-type bridge extension joint |
| CN209128902U (en) * | 2018-11-06 | 2019-07-19 | 西南林业大学 | A kind of deck crack bracing means |
| CN209323398U (en) * | 2018-11-28 | 2019-08-30 | 湖南交通职业技术学院 | A kind of road and bridge crack bracing means |
| CN210049123U (en) * | 2019-03-21 | 2020-02-11 | 北京市天奇伟业市政工程有限公司 | Road and bridge crack reinforced structure |
| CN210262767U (en) * | 2019-07-11 | 2020-04-07 | 姜世军 | Bridge crack reinforced structure |
-
2020
- 2020-04-30 CN CN202210329660.9A patent/CN115434260A/en active Pending
- 2020-04-30 CN CN202010360910.6A patent/CN111501582B/en active Active
- 2020-04-30 CN CN202210329416.2A patent/CN114717978A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CN111501582B (en) | 2022-03-29 |
| CN115434260A (en) | 2022-12-06 |
| CN111501582A (en) | 2020-08-07 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220708 |