CN113445437A - Crack repairing and reinforcing structure and method for road and bridge - Google Patents
Crack repairing and reinforcing structure and method for road and bridge Download PDFInfo
- Publication number
- CN113445437A CN113445437A CN202110804562.1A CN202110804562A CN113445437A CN 113445437 A CN113445437 A CN 113445437A CN 202110804562 A CN202110804562 A CN 202110804562A CN 113445437 A CN113445437 A CN 113445437A
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- sleeve
- main body
- rod
- top plate
- steel plate
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- 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
- E01C11/00—Details of pavings
- E01C11/005—Methods or materials for repairing pavings
Abstract
The invention discloses a crack repairing and reinforcing structure and a crack repairing and reinforcing method for a road and a bridge, which comprise a concrete block and an adjusting device, wherein the concrete block is cast and molded after a pit is dug in the crack, a shaped steel plate is fixedly installed on the concrete block, the middle of the shaped steel plate is provided with the adjusting device, a plurality of sleeves are welded on two sides of the shaped steel plate, a mortar layer is poured outside the shaped steel plate, a top plate is welded at the top of the shaped steel plate, and a medium pitch bottom layer and a pitch surface layer are paved at the upper end of the top plate; the auxiliary plates are hinged to the two ends of the top plate main body, so that the angle between the auxiliary plates and the top plate main body can be adjusted according to the inclination of the road surface, the connection between the crack repairing and reinforcing structure and the original roadbed is stable, and the service life of the reinforcing structure is prolonged.
Description
Technical Field
The invention relates to a crack repairing and reinforcing structure of a road and a bridge, in particular to a crack repairing and reinforcing structure and a crack repairing and reinforcing method of a road and a bridge, and belongs to the technical field of crack repairing of the road and the bridge.
Background
In daily use of roads and bridges, because of the fact that road surfaces are fractured and cracks are generated due to improper maintenance, the concrete is poured into the cracks and the surfaces of the cracks are covered with asphalt for filling, but the concrete poured in the mode cannot be completely mixed with the original roadbed, and secondary cracking is easy to occur at the cracks.
In summary, a crack repairing and reinforcing structure for a road and a bridge is provided.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a crack repairing and reinforcing structure and a crack repairing and reinforcing method for a road and a bridge, so that the crack of the road and the bridge is repaired and reinforced and secondary cracking is prevented.
In order to achieve the purpose, the invention adopts the technical scheme that: a crack repairing and reinforcing structure of a road and a bridge comprises a concrete block, a setting steel plate, adjusting devices, sleeves, a top plate, fastening bolts, a mortar layer, a medium pitch bottom layer and a pitch surface layer, wherein the concrete block is cast and molded after a crack is dug at the crack, a sink groove is dug at the upper end of the concrete block, a plurality of counter bores are drilled in the sink groove, thread sleeves are embedded in the counter bores, the setting steel plate is fixedly installed at the two sides of the sink groove, the setting steel plate is fixedly installed at the middle part of the setting steel plate, the adjusting devices are installed in the counter bores, the sleeves are welded at the two sides of the setting steel plate, a plurality of clamping rods extend out of the upper ends of the sleeves, the two ends of the adjusting devices extend into the sleeves to adjust the extension amount of the clamping rods, the mortar layer is poured at the outer side of the setting steel plate, the top plate is welded at the top of the setting steel plate, the top plate is fixed in concrete through the fastening bolts at the two ends, the deep outer side of the top plate at the upper end of the adjusting devices is fixed with the top plate, the two ends of the top plate can be adjusted according to the slope of the road surface, the middle asphalt bottom layer is paved at the upper end of the top plate, and the asphalt surface layer is paved at the upper end of the middle asphalt bottom layer.
Further, adjusting device is including adjusting the pole, and it is provided with a plurality of annulars to adjust the pole outside, the lantern ring is installed to the spout internal rotation, and lantern ring bilateral symmetry articulates branch, and all branches of homonymy articulate in push pedal one side, and push pedal opposite side fixed mounting ejector pin welds a plurality of sloping blocks on the ejector pin, sloping block and kelly one-to-one.
Furthermore, the lower end of the adjusting rod is provided with threads, and the adjusting rod is in threaded connection with the thread sleeve in the counter bore through the threads.
Furthermore, the top end of the adjusting rod is provided with an inner hexagonal hole, and the outer side of the adjusting rod is fixed to the upper end of the top plate through a locking nut.
Further, the sleeve pipe includes the sleeve pipe main part, and the welding of sleeve pipe main part is in the design steel sheet outside, and sleeve pipe main part upper end is provided with a plurality of kelly roll-off holes, and the inside sliding fit ejector pin of the downthehole card pole of equal slidable mounting of every kelly roll-off.
Furthermore, the top plate comprises a top plate main body, rotating shafts and auxiliary plates, the top plate main body is fixed to the top end of the shaped steel plate, the rotating shafts are respectively installed on two sides of the top plate main body, each rotating shaft is hinged to one auxiliary plate, two ends of the top plate main body are fixed in the concrete through fastening bolts, and the middle of each auxiliary plate is fixed in the concrete through a plurality of fastening bolts.
A method for installing a crack repairing and reinforcing structure of a road and a bridge comprises the following steps:
s1, digging pits at the cracks, digging two ends of the cracks to expose the bottoms of the cracks, and cleaning the dug pits;
s2, pouring concrete at the bottom of the crack, forming a concrete block after solidification, digging a sinking groove at the upper end of the concrete block, drilling a plurality of counter bores in the sinking groove, and embedding thread sleeves in the counter bores;
s3, embedding fixed shaping steel plates at two ends of the sink groove, screwing the adjusting rod into the threaded sleeve through threads at the lower end, and extending the ejector rods at the two ends out of the two ends of the shaping steel plates;
s4, sleeving the sleeve on the extended ejector rod outside the shaping steel plate, and welding and fixing the sleeve and the shaping steel plate;
s5, pouring mortar outside the shaped steel plate to form a mortar layer, rotating the adjusting rod to move downwards in the process of mortar layer solidification to drive the lantern ring to move downwards, the lantern ring drives the hinged supporting rod to move downwards, the supporting rod drives the hinged pushing plate to move transversely outwards to push the ejector rod to move outwards, the inclined block at the upper end of the ejector rod moves outwards to push the clamping rod to move upwards to extend out of the sleeve main body to be inserted into the mortar layer;
s6, fixedly welding a top plate main body at the upper ends of the mortar layer and the shaped steel plate, fixing an adjusting rod on the top plate main body by using a locking nut, hinging auxiliary plates at two sides of the top plate main body through rotating shafts, and fixing the auxiliary plates in concrete by using fastening bolts according to the road surface inclination adjusting angle;
and S7, paving a medium-particle asphalt bottom layer on the upper end of the top plate, continuously paving an asphalt surface layer after compaction, and compacting to finish repairing of cracks.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention excavates holes at the crack, enlarges the contact area between the poured concrete and the original roadbed, and prevents the secondary crack of the pavement after the repair by arranging the adjusting device in the middle of the shaped steel plate, ejecting the clamping rods on the sleeves at the two sides through the ejector rods, inserting the clamping rods into the poured mortar layer and generating a pulling force between the steel plate and the mortar layer;
2. according to the invention, the auxiliary plates are hinged at the two ends of the top plate main body, so that the angle between the auxiliary plates and the top plate main body can be adjusted according to the inclination of the road surface, the firm connection between the crack repairing and reinforcing structure and the original roadbed is increased, and the service life of the reinforcing structure is prolonged.
Drawings
FIG. 1 is a schematic diagram of the principal structure of the crack repairing and reinforcing structure of the present invention;
FIG. 2 is a schematic cross-sectional structural view of the fracture repair reinforcement structure of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. the concrete block comprises a concrete block body, 101, a sink groove, 102, a counter bore, 2, a shaped steel plate, 3, an adjusting device, 301, an adjusting rod, 302, a hexagon socket, 303, a locking nut, 304, a ring groove, 305, a lantern ring, 306, a support rod, 307, a push plate, 308, an ejector rod, 309, an inclined block, 310, a thread, 4, an embedded pipe, 401, a sleeve main body, 402, a clamping rod sliding hole, 403, a clamping rod, 5, a top plate, 501, a top plate main body, 502, a rotating shaft, 503, an auxiliary plate, 6, a fastening bolt, 7, a mortar layer, 8, a medium particle asphalt bottom layer, 9 and an asphalt surface layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.
As shown in fig. 1, 2 and 3, the crack repairing and reinforcing structure for a road and a bridge comprises a concrete block 1, a shaped steel plate 2, an adjusting device 3, a sleeve 4, a top plate 5, a fastening bolt 6, a mortar layer 7, a medium pitch bottom layer 8 and a pitch surface layer 9, wherein the concrete block 1 is cast and molded after a pit is dug at a crack; a sink 102 is dug at the upper end of the concrete block 1; a plurality of counter bores 101 are drilled in the counter sink 102; both sides of the sinking groove 102 are fixedly provided with the shaping steel plates 2; a plurality of adjusting devices 3 are arranged in the middle of the shaping steel plate 2;
the adjusting device 3 is arranged in the counter bore 101; a thread bush is embedded in the counter bore 101; a plurality of sleeves 4 are welded on two sides of the shaped steel plate 2; a plurality of clamping rods 403 extend out of the upper end of the sleeve 4; the two ends of the adjusting device 3 extend into the sleeve 4 to adjust the extending amount of the clamping rod 403; a mortar layer 7 is poured outside the shaped steel plate 2; a top plate 5 is welded at the top of the shaped steel plate 2; the top plate 5 is fixed in the concrete through a plurality of fastening bolts 6 at two ends; the outer side of the top plate 5 at the deep part of the upper end of the adjusting device 3 is fixed with the top plate 5; the two ends of the top plate 5 can be adjusted according to the road surface inclination; a medium pitch bottom layer 8 is laid on the upper end of the top plate 5; an asphalt surface layer 9 is paved on the upper end of the medium pitch bottom layer 8.
Preferably, the adjusting device 3 includes an adjusting lever 301; a plurality of ring grooves 304 are formed on the outer side of the adjusting rod 301; the chute 304 rotationally mounts the collar 305, and the struts 306 are symmetrically hinged on two sides of the collar 305; all the supporting rods 306 on the same side are hinged on one side of the push plate 307; the other side of the push plate 307 is fixedly provided with a top rod 308; a plurality of oblique blocks 309 are welded on the top rod 308; the inclined blocks 309 correspond to the clamping rods 403 one by one.
In the preferred embodiment, the lower end of the adjusting rod 301 is provided with a thread 310, and the adjusting rod 301 is in threaded connection with a thread sleeve in the counterbore 101 through the thread 310.
Preferably, the sleeve 4 includes a sleeve main body 401, the sleeve main body 401 is welded on the outer side of the shaped steel plate 2, the upper end of the sleeve main body 401 is provided with a plurality of clamping rod sliding holes 402, each clamping rod sliding hole 402 is internally provided with one clamping rod 403 in a sliding manner, and the sleeve main body 401 is internally matched with the ejector rod 308 in a sliding manner.
Preferably, the top plate 5 includes a top plate main body 501, a rotation shaft 502 and an auxiliary plate 503; the top plate main body 501 is fixed at the top end of the shaping steel plate 2; rotating shafts 502 are respectively installed on two sides of the top plate main body 501, an auxiliary plate 503 is hinged to each rotating shaft 502, two ends of the top plate main body 501 are fixed in concrete through fastening bolts 6, and the middle of the auxiliary plate 503 is fixed in the concrete through a plurality of fastening bolts 6.
Preferably, in this embodiment, the sleeve 4 includes a sleeve main body 401, and the sleeve main body 401 is welded to the outer side of the shaped steel plate 2; the upper end of the sleeve main body 401 is provided with a plurality of clamping rod sliding holes 402, each clamping rod sliding hole 402 is internally provided with a clamping rod 403 in a sliding manner, and the inner part of the sleeve main body 401 is in sliding fit with the ejector rod 308.
A method of reinforcing a crack healing and reinforcing structure for a road and bridge according to any one of the preceding claims, comprising the steps of:
s1, digging pits at the cracks, digging two ends of the cracks to expose the bottoms of the cracks, and cleaning the dug pits;
s2, pouring concrete at the bottom of the crack, forming a concrete block 1 after solidification, digging a sinking groove 102 at the upper end of the concrete block 1, drilling a plurality of counter bores 103 in the sinking groove 102, and embedding thread sleeves in the counter bores 103;
s3, embedding and fixing the shaped steel plates 2 at two ends of the sinking groove 102, screwing the adjusting rod 301 into the threaded sleeve through the threads 310 at the lower end, and extending the push rods 308 at the two ends out of the two ends of the shaped steel plates 2;
s4, sleeving the sleeve 4 on the extended ejector rod 308 outside the shaping steel plate 2, and welding and fixing the sleeve 4 and the shaping steel plate 2;
s5, pouring mortar outside the shaped steel plate 2 to form a mortar layer 7, rotating the adjusting rod 301 to move downwards in the solidification process of the mortar layer 7 to drive the lantern ring 305 to move downwards, the lantern ring 305 drives the hinged supporting rod 306 to move downwards, the supporting rod 306 drives the hinged pushing plate 307 to move outwards and transversely, the pushing ejector rod 308 is pushed to move outwards, the inclined block 309 at the upper end of the ejector rod 308 moves outwards, and the clamping rod 403 is pushed to move upwards to extend out of the sleeve main body 401 and be inserted into the mortar layer 7;
s6, fixedly welding a top plate main body 501 on the mortar layer 7 and the upper end of the shaped steel plate 2, fixing an adjusting rod 301 on the top plate main body 501 by using a locking nut 303, hinging auxiliary plates 503 on two sides of the top plate main body 501 through rotating shafts 502, and fixing the auxiliary plates 503 in concrete by using fastening bolts 6 according to the road surface inclination adjusting angle;
and S7, paving the medium-particle asphalt bottom layer 8 on the upper end of the top plate 5, continuously paving the asphalt surface layer 9 after compaction, and compacting to finish repairing of cracks.
The invention excavates holes at the crack, enlarges the contact area between the poured concrete and the original roadbed, and prevents the secondary crack of the pavement after the repair by arranging the adjusting device in the middle of the shaped steel plate, ejecting the clamping rods on the sleeves at the two sides through the ejector rods, inserting the clamping rods into the poured mortar layer and generating a pulling force between the steel plate and the mortar layer; according to the invention, the auxiliary plates are hinged at the two ends of the top plate main body, so that the angle between the auxiliary plates and the top plate main body can be adjusted according to the inclination of the road surface, the firm connection between the crack repairing and reinforcing structure and the original roadbed is increased, and the service life of the reinforcing structure is prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A crack repairing and reinforcing structure of a road and a bridge comprises a concrete block (1), a shaped steel plate (2), an adjusting device (3), a sleeve (4), a top plate (5), a fastening bolt (6), a mortar layer (7), a medium-grain asphalt bottom layer (8) and an asphalt surface layer (9), and is characterized in that the concrete block (1) is cast and molded after pits are dug at the crack; a sink groove (102) is dug at the upper end of the concrete block (1); a plurality of counter bores (101) are drilled in the counter sink (102); both sides of the sinking groove (102) are fixedly provided with the shaping steel plates (2); a plurality of adjusting devices (3) are arranged in the middle of the shaping steel plate (2);
the adjusting device (3) is arranged in the counter bore (101); a thread sleeve is embedded in the counter bore (101); a plurality of sleeves (4) are welded on two sides of the shaping steel plate (2); a plurality of clamping rods (403) extend out of the upper end of the sleeve (4); the two ends of the adjusting device (3) extend into the sleeve (4) to adjust the extending amount of the clamping rod (403); a mortar layer (7) is poured on the outer side of the shaped steel plate (2), and a top plate (5) is welded on the top of the shaped steel plate (2); the top plate (5) is fixed in the concrete through a plurality of fastening bolts (6) at two ends; the outer side of the top plate (5) at the deep part of the upper end of the adjusting device (3) is fixed with the top plate (5); the two ends of the top plate (5) can be adjusted according to the slope of the road surface; a medium pitch bottom layer (8) is paved at the upper end of the top plate (5); and an asphalt surface layer (9) is paved at the upper end of the medium pitch bottom layer (8).
2. Crack repairing and strengthening structure of road and bridge according to claim 1, characterized in that said adjusting means (3) comprise an adjusting rod (301); a plurality of ring grooves (304) are formed in the outer side of the adjusting rod (301); a rotationally mounted collar (305) within the chute (304); the lantern ring (305) is symmetrically hinged with the supporting rod (306) at two sides; all the supporting rods (306) on the same side are hinged to one side of the push plate (307); a top rod (308) is fixedly arranged on the other side of the push plate (307); a plurality of inclined blocks (309) are welded on the top rod (308); the inclined blocks (309) correspond to the clamping rods (403) one by one.
3. The crack repairing and reinforcing structure for the road and bridge according to claim 2, characterized in that the lower end of the adjusting rod (301) is provided with a thread (310), and the adjusting rod (301) is in threaded connection with a thread sleeve in the counter bore (101) through the thread (310).
4. The crack repairing and reinforcing structure for the road and bridge according to claim 1, wherein the sleeve (4) comprises a sleeve main body (401), the sleeve main body (401) is welded on the outer side of the shaped steel plate (2), a plurality of clamping rod sliding holes (402) are formed in the upper end of the sleeve main body (401), one clamping rod (403) is slidably installed in each clamping rod sliding hole (402), and the ejector rod (308) is slidably matched with the inner portion of the sleeve main body (401).
5. Crack repairing and strengthening structure of road and bridge according to claim 1, characterized in that said roof (5) comprises a roof body (501), a rotation shaft (502) and an auxiliary plate (503); the top plate main body (501) is fixed at the top end of the shaping steel plate (2); the concrete roof is characterized in that rotating shafts (502) are respectively installed on two sides of the roof main body (501), each rotating shaft (502) is hinged with an auxiliary plate (503), two ends of the roof main body (501) are fixed in concrete through fastening bolts (6), and the middle of each auxiliary plate (503) is fixed in the concrete through a plurality of fastening bolts (6).
6. The crack repairing and reinforcing structure for road and bridge according to claim 1, characterized in that said sleeve (4) comprises a sleeve body (401), said sleeve body (401) is welded on the outside of said shaped steel plate (2); the sleeve is characterized in that a plurality of clamping rod sliding holes (402) are formed in the upper end of the sleeve main body (401), one clamping rod (403) is slidably mounted in each clamping rod sliding hole (402), and the inner portion of the sleeve main body (401) is in sliding fit with the ejector rod (308).
7. A method of reinforcing a crack healing and reinforcing structure for road and bridge use as claimed in any one of the preceding claims, characterized by the steps of:
s1, digging pits at the cracks, digging two ends of the cracks to expose the bottoms of the cracks, and cleaning the dug pits;
s2, pouring concrete at the bottom of the crack, forming a concrete block (1) after solidification, digging a sinking groove (102) at the upper end of the concrete block (1), drilling a plurality of counter bores (103) in the sinking groove (102), and embedding thread sleeves in the counter bores (103);
s3, embedding fixed shaping steel plates (2) at two ends of the sinking groove (102), screwing the adjusting rod (301) into the threaded sleeve through the threads (310) at the lower end, and extending the ejector rods (308) at two ends out of two ends of the shaping steel plates (2);
s4, sleeving the sleeve (4) on the extended ejector rod (308) outside the shaping steel plate (2), and welding and fixing the sleeve (4) and the shaping steel plate (2);
s5, pouring mortar outside the shaped steel plate (2) to form a mortar layer (7), rotating the adjusting rod (301) to move downwards in the solidification process of the mortar layer (7) to drive the lantern ring (305) to move downwards, driving the hinged support rod (306) to move downwards by the lantern ring (305), driving the hinged push plate (307) to move outwards and transversely by the support rod (306), pushing the ejector rod (308) to move outwards, driving the inclined block (309) at the upper end of the ejector rod (308) to move outwards, and pushing the clamping rod (403) to move upwards to extend out of the sleeve main body (401) and insert into the mortar layer (7);
s6, fixedly welding a top plate main body (501) at the upper ends of the mortar layer (7) and the shaped steel plate (2), fixing an adjusting rod (301) on the top plate main body (501) by using a locking nut (303), hinging auxiliary plates (503) at two sides of the top plate main body (501) through rotating shafts (502), and fixing the auxiliary plates (503) in concrete by using fastening bolts (6) according to the road slope adjusting angle;
s7, paving a medium pitch bottom layer (8) on the upper end of the top plate (5), continuously paving an asphalt surface layer (9) after compaction, and compacting to finish repairing of cracks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110804562.1A CN113445437A (en) | 2021-07-16 | 2021-07-16 | Crack repairing and reinforcing structure and method for road and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110804562.1A CN113445437A (en) | 2021-07-16 | 2021-07-16 | Crack repairing and reinforcing structure and method for road and bridge |
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| Publication Number | Publication Date |
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| CN113445437A true CN113445437A (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110804562.1A Pending CN113445437A (en) | 2021-07-16 | 2021-07-16 | Crack repairing and reinforcing structure and method for road and bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717977A (en) * | 2022-03-28 | 2022-07-08 | 袁莉莉 | Quick-acting type repairing strip for road and bridge cracks |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160125654A (en) * | 2015-04-22 | 2016-11-01 | 윤병만 | Repairing Method for Crack of Concrete Structure |
| JP2018076744A (en) * | 2016-11-11 | 2018-05-17 | 有限会社セーフティー | Joint repair method |
| CN207597284U (en) * | 2017-12-13 | 2018-07-10 | 王晓静 | Road and bridge crack bracing means |
| CN210658069U (en) * | 2019-09-11 | 2020-06-02 | 李孙勇 | Anti-drop's road and bridge crack reinforcing apparatus |
| CN212612051U (en) * | 2020-06-05 | 2021-02-26 | 重庆科创职业学院 | Road and bridge crack reinforcing and repairing structure |
| CN112431089A (en) * | 2020-11-11 | 2021-03-02 | 黑龙江建筑职业技术学院 | Fixing device and method for repairing road and bridge cracks |
| CN112609530A (en) * | 2020-11-27 | 2021-04-06 | 张毅 | Road and bridge crack repairing and fixing structure |
| CN213328716U (en) * | 2020-09-02 | 2021-06-01 | 田华 | Civil engineering construction road and bridge crack reinforcing equipment |
| CN213596728U (en) * | 2020-10-23 | 2021-07-02 | 由兴岩 | Avoid road and bridge crack reinforced structure of secondary fracture |
-
2021
- 2021-07-16 CN CN202110804562.1A patent/CN113445437A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160125654A (en) * | 2015-04-22 | 2016-11-01 | 윤병만 | Repairing Method for Crack of Concrete Structure |
| JP2018076744A (en) * | 2016-11-11 | 2018-05-17 | 有限会社セーフティー | Joint repair method |
| CN207597284U (en) * | 2017-12-13 | 2018-07-10 | 王晓静 | Road and bridge crack bracing means |
| CN210658069U (en) * | 2019-09-11 | 2020-06-02 | 李孙勇 | Anti-drop's road and bridge crack reinforcing apparatus |
| CN212612051U (en) * | 2020-06-05 | 2021-02-26 | 重庆科创职业学院 | Road and bridge crack reinforcing and repairing structure |
| CN213328716U (en) * | 2020-09-02 | 2021-06-01 | 田华 | Civil engineering construction road and bridge crack reinforcing equipment |
| CN213596728U (en) * | 2020-10-23 | 2021-07-02 | 由兴岩 | Avoid road and bridge crack reinforced structure of secondary fracture |
| CN112431089A (en) * | 2020-11-11 | 2021-03-02 | 黑龙江建筑职业技术学院 | Fixing device and method for repairing road and bridge cracks |
| CN112609530A (en) * | 2020-11-27 | 2021-04-06 | 张毅 | Road and bridge crack repairing and fixing structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717977A (en) * | 2022-03-28 | 2022-07-08 | 袁莉莉 | Quick-acting type repairing strip for road and bridge cracks |
| CN114717977B (en) * | 2022-03-28 | 2023-08-08 | 袁莉莉 | Quick-acting repairing strip for road and bridge cracks |
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Application publication date: 20210928 |