CN203834368U - Bridge crack multiple reinforcing structure - Google Patents
Bridge crack multiple reinforcing structure Download PDFInfo
- Publication number
- CN203834368U CN203834368U CN201420226951.6U CN201420226951U CN203834368U CN 203834368 U CN203834368 U CN 203834368U CN 201420226951 U CN201420226951 U CN 201420226951U CN 203834368 U CN203834368 U CN 203834368U
- Authority
- CN
- China
- Prior art keywords
- crack
- bridge
- block plate
- ruggedized construction
- steel plate
- 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.)
- Expired - Lifetime
Links
- 230000003014 reinforcing effect Effects 0.000 title abstract 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 20
- 229920002748 Basalt fiber Polymers 0.000 claims abstract description 16
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 210000003205 muscle Anatomy 0.000 claims description 11
- 239000003973 paint Substances 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 239000011440 grout Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000005871 repellent Substances 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 4
- 210000000481 breast Anatomy 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 14
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge crack multiple reinforcing structure which comprises a basalt fiber cloth layer and CRFP grid bars. The basalt fiber cloth layer is attached to the wall face of a crack through base gel, and the surface of the basalt fiber cloth layer is filled with the CRFP grid bars. The upper surface of each CRFP grid bar is coated with a layer of waterproof coating. At least two steel plates are arranged on the crack, the first steel plate covers an opening of the crack, and the second steel plate is fixed in the crack through a bolt. The first steel plate is connected and fixed to a bridge body through fixing bolts, and a layer of bituminous concrete flush with the road surface of a bridge is laid on each steel plate. Through multi-layer rust prevention processing of the steel plates, the steel plates can keep not rust for a long time, and the effect of reinforcing the bridge crack can be better achieved. According to the method, construction is easy, cost is low, the bridge crack multiple reinforcing structure can be used for maintaining so that the crack can not expand any more, and the bridge can be made to perform the function more safely in longer time.
Description
Technical field
The utility model relates to the technical field of bridge maintenance construction, refers in particular to the multiple ruggedized construction of a kind of Bridge Crack.
Background technology
Bridge is through after use year in year out, and its structural performance is all also the degeneration slowly, has a lot of local problems that occur damage, such as is the situation that crack also appears in bridge.In order to ensure the safety of bridge, will allow bridge can bring into play its function and operable more of a specified duration by maintenance.After crack appears in bridge construction, should strengthen checking and observation.According to the feature in crack, in conjunction with design, construction information analyzes, and finds out crack character, reason and the extent of injury thereof, determine whether to need to repair and provide reliable foundation for the formulation of mending option.
According to statistics, the structural crack occurring on bridge and the more difficult reparation of active fissure, structural crack is the crack being caused by external load, its distribution and width are relevant with external load, this crack occurs, is indicating that structural bearing capacity possibility is not enough or is having other serious problems.Active fissure be crack width under existing environment and condition of work, can not stablize all the time, open during easily along with stressed, the distortion of structural element or environment temperature, humidity change, time the crack closed.When this two kinds of cracks maintenances by common filling up after maintenance, can again occur in former helpdesk again through shorter time crack, need again fracture maintenance process again, maintenance effect so is not again and again fine, and crack place is non-watertight, there are infiltration or drainage, cause certain hidden danger to the safety of bridge.
Utility model content
Main purpose of the present utility model is to provide the multiple ruggedized construction of a kind of Bridge Crack, solves the problem that prior art Bridge crack need be keeped in repair repeatedly and maintenance effect is bad.
For achieving the above object, the following technical scheme of the utility model:
The multiple ruggedized construction of a kind of Bridge Crack, it is characterized in that: comprise by primer be pasted on crack wall basalt fibre layer of cloth, fill up the CRFP grid muscle on basalt fibre layer of cloth surface, described CRFP grid muscle upper surface be coated with one deck water-repellent paint, two block plates are at least set on crack, wherein the first block plate covers crack mouth, the second block plate is bolted in crack, this first block plate is fastened on pontic with set bolt, is equipped with one deck bituminous concrete concordant with bridge pavement above described steel plate.
As a kind of preferred version, described two block plate surface attachment have one deck epoxy resin grout layer, and this epoxy resin grout layer surface attachment has two-layer rustproof paint.
As a kind of preferred version, described two block plates are set parallel to each other.
As a kind of preferred version, described the second block plate is 1/2 of the crack mouth degree of depth from the distance of the first block plate.
As a kind of preferred version, described the second block plate is 1/3 of the crack mouth degree of depth from the distance of the first block plate.
As a kind of preferred version, described the second block plate is arranged in plane vertical with Slit bottom bosom in crack, and is arranged on Slit bottom and approaches the position of isometric circle cone.
As a kind of preferred version, the two ends of described the second steel plate are extended with respectively the skewback with corresponding crack internal face adaptation, and this skewback is fastened on pontic by set bolt.
As a kind of preferred version, also comprise the 3rd steel plate being arranged in the mouth of crack.
The utility model compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution: in crack, be provided with two layers of reinforced material, the CFRP grid muscle (carbon fibre reinforced plastic) that wherein basalt fiber cloth of basalt fibre layer of cloth is anticorrosive, heat resistanceheat resistant is high, part near crack wall is easily corroded, therefore adopt basalt fiber cloth as bottom, CFRP grid muscle has good limiting performance.And after at least two block plates are reinforced, even if there is the impact of external applied load in crack, under the intensity pulling force of steel plate, crack can not become greatly more yet, also just often do not need again fracture to carry out maintenance process later.
Under the effect of external applied load, even if crack has change a little to diminish greatly, be that bi-material is all bonding elastic filler because fill with what fill out in crack, this elastic filler meeting is full of whole gap, so the small change in crack diminishes bridge is not affected greatly.And water-repellent paint can allow crack there will not be infiltration or leak.The antirust processing of this multilayer of steel plate can allow steel plate keep non-corrosive for a long time in addition, also just can bring into play better the effect that Bridge Crack is reinforced.The construction of this method is simple, and cost is lower, can make crack no longer expand by this Bridge Crack ruggedized construction maintenance, allows the bridge can the safer function of bringing into play more muchly it.
Because crack is not to wait centrum conventionally, but the part inwall length of side, another part is short, second block of plate is arranged in the Slit bottom plane vertical with bosom, and make bottom approach the position of isometric circle cone, can make the tension uniform of Slit bottom steel plate to it, no longer further produce crack because strength is unbalanced.
For more clearly setting forth architectural feature of the present utility model, technological means and the specific purposes that reach and function, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the utility model.
Accompanying drawing identifier declaration:
1, basalt fibre layer of cloth, 2, CRFP grid muscle, 3, water-repellent paint, 4, the second block plate, 5, the first block plate, 6, bolt, 7, bituminous concrete, 8, pontic.
Detailed description of the invention
Shown in Fig. 1, embodiment structure of the present utility model comprise by primer be pasted on crack wall basalt fibre layer of cloth 1, fill up the CRFP grid muscle 2 on basalt fibre layer of cloth 1 surface, described CRFP grid muscle 2 upper surface be coated with one deck water-repellent paint 3.
Two block plates are set in the crack of the present embodiment, comprise the first steel plate 5 and the second steel plate 4 that spacing parallel to each other arranges.Wherein the first block plate 5 covers crack mouth, and these the first block plate 5 use set bolts 6 are fastened on pontic 8; The first upper surface of steel plate is preferably equipped with one deck bituminous concrete concordant with bridge pavement 7, and water-repellent paint 3 can allow crack there will not be infiltration or leak.
This second block plate 4 is positioned at crack, and the second block plate 4 can be 1/2 or 1/3 of the penetration of fracture from the better distance of the first block plate 5.The two ends of the second steel plate are extended with respectively the skewback with corresponding crack internal face angle adaptation, and this skewback is fastened on pontic by set bolt is oblique.
Because crack is not to wait centrum conventionally, but the part inwall length of side, another part is short, preferably the second block plate 4 is arranged in the Slit bottom plane vertical with bosom, and make bottom approach the position of isometric circle cone, can make Slit bottom steel plate to its tension uniform, no longer further produce crack because strength is unbalanced.
Described two block plate surfaces are preferably all attached with one deck epoxy resin grout layer, and this epoxy resin grout layer surface can also be attached with two-layer rustproof paint.
In crack, be provided with two layers of reinforced material, wherein the basalt fiber cloth of basalt fibre layer of cloth 1 is anticorrosive.The high CFRP grid muscle 2 (carbon fibre reinforced plastic) of aforementioned heat resistanceheat resistant easily corrodes near the part of crack wall, therefore adopts basalt fiber cloth 1 as bottom, and CFRP grid muscle 2 has good limiting performance.And after at least two block plates are reinforced, even if there is the impact of external applied load in crack, under the intensity pulling force of steel plate, crack can not become greatly more yet, also just often do not need again fracture to carry out maintenance process later.
Steel plate fixes after pontic 8, and outside re-lays one deck bituminous concrete 7, does not see there was crack maintenance here from bridge pavement, is also steel plate current not impact on passing pedestrian or vehicle after maintenance.The construction of this method is simple, and cost is lower, can make crack no longer expand by this Bridge Crack ruggedized construction maintenance, does not also just need frequent fracture to carry out maintenance process later again, allows the bridge can the safer function of bringing into play more muchly it.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore any trickle amendment, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. the multiple ruggedized construction of Bridge Crack, it is characterized in that: comprise by primer be pasted on crack wall basalt fibre layer of cloth, fill up the CRFP grid muscle on basalt fibre layer of cloth surface, described CRFP grid muscle upper surface be coated with one deck water-repellent paint, two block plates are at least set on crack, wherein the first block plate covers crack mouth, the second block plate is bolted in crack, this first block plate is fastened on pontic with set bolt, is equipped with one deck bituminous concrete concordant with bridge pavement above described steel plate.
2. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: described two block plate surface attachment have one deck epoxy resin grout layer, and this epoxy resin grout layer surface attachment has two-layer rustproof paint.
3. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: described two block plates are set parallel to each other.
4. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: described the second block plate is 1/2 of the crack mouth degree of depth from the distance of the first block plate.
5. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: described the second block plate is 1/3 of the crack mouth degree of depth from the distance of the first block plate.
6. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: described the second block plate is arranged in plane vertical with Slit bottom bosom in crack, and is arranged on Slit bottom and approaches the position of isometric circle cone.
7. according to the multiple ruggedized construction of Bridge Crack described in claim 3 or 4 or 5 or 6, it is characterized in that: the two ends of described the second steel plate are extended with respectively the skewback with corresponding crack internal face adaptation, and this skewback is fastened on pontic by set bolt.
8. the multiple ruggedized construction of Bridge Crack according to claim 1, is characterized in that: also comprise the 3rd steel plate being arranged in the mouth of crack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226951.6U CN203834368U (en) | 2014-05-05 | 2014-05-05 | Bridge crack multiple reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226951.6U CN203834368U (en) | 2014-05-05 | 2014-05-05 | Bridge crack multiple reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203834368U true CN203834368U (en) | 2014-09-17 |
Family
ID=51512228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420226951.6U Expired - Lifetime CN203834368U (en) | 2014-05-05 | 2014-05-05 | Bridge crack multiple reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203834368U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421252A (en) * | 2015-11-20 | 2016-03-23 | 同济大学 | Bridge seamless broadening joint crack based on two-dimension prestress and implement method thereof |
| CN106245686A (en) * | 2016-10-10 | 2016-12-21 | 江苏建筑职业技术学院 | Underground pipe gallery agent structure expansion joint substituted device and implementation |
| CN106968185A (en) * | 2017-05-29 | 2017-07-21 | 黄仕平 | A kind of road and bridge crack is connected mechanism |
| CN108755333A (en) * | 2018-05-24 | 2018-11-06 | 郑州工业应用技术学院 | A kind of road and bridge crack repairing device and method for repairing and mending |
| CN110374019A (en) * | 2019-06-24 | 2019-10-25 | 安徽兴罗建设集团有限公司 | Road and bridge crack bracing means and its reinforcement means |
| CN110700121A (en) * | 2019-09-03 | 2020-01-17 | 王岳 | Road and bridge crack repairing and fixing structure |
| CN112064445A (en) * | 2020-08-31 | 2020-12-11 | 郑州地铁集团有限公司 | Method for blocking track traffic engineering exploration drilling |
| CN112982068A (en) * | 2021-02-26 | 2021-06-18 | 安徽虹达道路桥梁工程有限公司 | Asphalt pavement crack repairing method |
| CN113047662A (en) * | 2021-05-17 | 2021-06-29 | 曾桂惠 | Leakage repairing method for crack of roof platform |
| CN113356087A (en) * | 2021-06-01 | 2021-09-07 | 中铁十九局集团有限公司 | Bridge crack repairing method |
| CN114991024A (en) * | 2022-05-23 | 2022-09-02 | 袁莉莉 | Road and bridge crack repairing process |
-
2014
- 2014-05-05 CN CN201420226951.6U patent/CN203834368U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421252A (en) * | 2015-11-20 | 2016-03-23 | 同济大学 | Bridge seamless broadening joint crack based on two-dimension prestress and implement method thereof |
| CN106245686A (en) * | 2016-10-10 | 2016-12-21 | 江苏建筑职业技术学院 | Underground pipe gallery agent structure expansion joint substituted device and implementation |
| CN106968185A (en) * | 2017-05-29 | 2017-07-21 | 黄仕平 | A kind of road and bridge crack is connected mechanism |
| CN106968185B (en) * | 2017-05-29 | 2019-04-26 | 新昌县倍顺机械有限公司 | A kind of road and bridge crack is connected and fixed mechanism |
| CN108755333B (en) * | 2018-05-24 | 2020-11-13 | 郑州工业应用技术学院 | Road and bridge crack repairing device and method |
| CN108755333A (en) * | 2018-05-24 | 2018-11-06 | 郑州工业应用技术学院 | A kind of road and bridge crack repairing device and method for repairing and mending |
| CN110374019A (en) * | 2019-06-24 | 2019-10-25 | 安徽兴罗建设集团有限公司 | Road and bridge crack bracing means and its reinforcement means |
| CN110700121A (en) * | 2019-09-03 | 2020-01-17 | 王岳 | Road and bridge crack repairing and fixing structure |
| CN110700121B (en) * | 2019-09-03 | 2021-03-30 | 王岳 | Road and bridge crack repairing and fixing structure |
| CN112064445A (en) * | 2020-08-31 | 2020-12-11 | 郑州地铁集团有限公司 | Method for blocking track traffic engineering exploration drilling |
| CN112982068A (en) * | 2021-02-26 | 2021-06-18 | 安徽虹达道路桥梁工程有限公司 | Asphalt pavement crack repairing method |
| CN113047662A (en) * | 2021-05-17 | 2021-06-29 | 曾桂惠 | Leakage repairing method for crack of roof platform |
| CN113356087A (en) * | 2021-06-01 | 2021-09-07 | 中铁十九局集团有限公司 | Bridge crack repairing method |
| CN114991024A (en) * | 2022-05-23 | 2022-09-02 | 袁莉莉 | Road and bridge crack repairing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |
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| CX01 | Expiry of patent term |