CN113430912A - Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench - Google Patents
Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench Download PDFInfo
- Publication number
- CN113430912A CN113430912A CN202110677326.8A CN202110677326A CN113430912A CN 113430912 A CN113430912 A CN 113430912A CN 202110677326 A CN202110677326 A CN 202110677326A CN 113430912 A CN113430912 A CN 113430912A
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- cable trench
- steel beam
- river
- cast
- repairing
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 92
- 239000010959 steel Substances 0.000 claims abstract description 92
- 238000007596 consolidation process Methods 0.000 claims abstract description 5
- 238000005728 strengthening Methods 0.000 claims 8
- 238000009418 renovation Methods 0.000 claims 3
- 238000010276 construction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- E01D18/00—Bridges specially adapted for particular applications or functions not provided for elsewhere, e.g. aqueducts, bridges for supporting pipe-lines
-
- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Revetment (AREA)
Abstract
The invention discloses a repairing and reinforcing device for a river-crossing cable trench, which comprises a cast-in-place pile, a steel beam and a concrete pile; the cast-in-place pile is arranged below the cable trench and is used for being driven at the river bottom; the top surface of the steel beam is used for abutting against the outer bottom surface of the supporting cable trench; the concrete pile wraps the steel beam and is in contact consolidation with the cast-in-place pile; after the cast-in-place pile and the steel beam are arranged, concrete is poured into the steel beam to form the concrete pile; like this, the concrete pile fixes the girder steel on the bored concrete pile, and the bored concrete pile supports the girder steel and makes the girder steel keep supporting the outer bottom surface of cable pit to form firm support to the cable pit, at this moment, cable pit bulk strength is stronger, can reduce the potential safety hazard. The invention also discloses a method for repairing and reinforcing the river-crossing cable trench.
Description
Technical Field
The invention relates to a reinforcing device, in particular to a repairing and reinforcing device and a repairing and reinforcing method for a river-crossing cable trench.
Background
For some river-crossing cable ditches of a long age, the material strength of the cable ditches is damaged to a certain extent due to long construction time, so that the constructed cable ditches are reinforced at present; however, the limitation of the river below the cable trench causes no supporting point below the cable trench, which is not beneficial to the arrangement of a reinforcing structure below the cable trench, so that the existing reinforcement is only limited to the reinforcement between the plates of the cable trench, but not to the reinforcement of the whole installation strength of the cable trench, and when a new construction is built under a bridge or near the river surface, the whole installation of the cable trench is inevitably greatly affected, thereby causing great potential safety hazards.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a repairing and reinforcing device for a river-crossing cable trench, and the invention aims to provide a repairing and reinforcing method for a river-crossing cable trench, which can realize the integral support of the cable trench, improve the strength of the cable trench and reduce the potential safety hazard.
One of the purposes of the invention is realized by adopting the following technical scheme:
a repair reinforcing apparatus of river-crossing cable pit includes:
the cast-in-place pile is arranged below the cable trench and used for being constructed at the river bottom;
the top surface of the steel beam is used for abutting against the outer bottom surface of the supporting cable trench;
and the concrete pile wraps the steel beam and is in contact consolidation with the cast-in-place pile.
Further, the top surface pad of girder steel is equipped with first rubber gasket.
Furthermore, the fixing plate is further included, one side of the fixing plate is fixed to the side face of the steel beam, and the other side of the fixing plate is used for being fixed to the cable trench.
Furthermore, a second rubber gasket is padded on the surface of the other side of the fixing plate facing the cable trench.
One of the purposes of the invention is realized by adopting the following technical scheme:
a method for repairing and reinforcing a river-crossing cable trench comprises the following steps:
constructing a cast-in-place pile below the cable trench, and enabling the bottom surface of the cast-in-place pile to extend out of the river bottom;
and adopting a steel beam to support the outer bottom surface of the cable trench, and then pouring concrete into the steel beam to form a concrete pile which wraps the steel beam and is fixedly contacted with the cast-in-place pile.
And further, jacking the steel beam on the outer bottom surface of the cable trench by using a jack, and removing the jack after the concrete pile reaches a strength grade corresponding to that of the jack.
Furthermore, a steel bracket is fixed on the cast-in-place pile, and the steel beam is jacked on the outer bottom surface of the cable trench after the jack is jacked on the steel bracket.
Furthermore, a first rubber gasket is arranged between the steel beam and the outer bottom surface of the cable trench, and then the steel beam is jacked to the outer bottom surface of the cable trench by the jack.
Furthermore, a fixing plate is arranged between the steel beam and the outer bottom surface of the cable trench, one side of the fixing plate is fixed on the side surface of the steel beam, and the other side of the fixing plate is fixed on the cable trench.
Furthermore, a second rubber gasket is arranged between the fixing plate and the outer bottom surface of the cable trench in a cushioning mode.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the cast-in-place pile is used as a new supporting point, the steel beam is adopted to support the outer bottom surface of the cable trench in an abutting mode, the concrete pile wraps the steel beam and is in contact consolidation with the cast-in-place pile, so that the steel beam is fixed on the cast-in-place pile, and the cast-in-place pile supports the steel beam to enable the steel beam to keep supporting and abutting against the outer bottom surface of the cable trench, so that stable support is formed for the cable trench, the integral strength of the cable trench is improved, and the potential safety hazard is reduced.
According to the invention, the cast-in-place pile and the steel beam are respectively arranged firstly, the cast-in-place pile improves the supporting point, the steel beam tightly supports against the outer bottom surface of the cable trench firstly, and then the cast-in-place pile and the steel beam are solidified by adopting the cast-in-place concrete, so that the steel beam tightly supports against the outer bottom surface of the cable trench; meanwhile, the post-cast concrete is not limited by the distance between the cast-in-place pile and the steel beam, and the process can be simplified.
Drawings
Fig. 1 is a front view of a repairing and reinforcing device for a river-crossing cable trench according to the present invention;
fig. 2 is a side view of the repairing and reinforcing device for a river-crossing cable trench according to the present invention;
fig. 3 is a construction state diagram (before concrete is not poured) of construction by the repairing and reinforcing method for the river-crossing cable trench.
In the figure: 10. filling piles; 20. a steel beam; 30. concrete piles; 40. a first rubber gasket; 50. steel corbels; 60. a jack; 70. a cable trench; 80. a fixing plate; 90. and a second rubber gasket.
Detailed Description
Referring to fig. 1 to 3, the invention discloses a repairing and reinforcing device for a river-crossing cable trench, which comprises a cast-in-place pile 10, a steel beam 20 and a concrete pile 30; the cast-in-place pile 10 is disposed below the cable trench 70 and is used for driving on the river bottom, where the top surface of the cast-in-place pile 10 extends out of the river bottom; the top surface of the steel beam 20 is used for abutting against the outer bottom surface of the supporting cable trench 70, and specifically, the steel beam 20 can be made of H-shaped steel; here, the outer bottom surface of the cable trench 70 refers to an outward and downward surface thereof; the concrete pile 30 is wrapped by the steel beam 20 and is in contact with the cast-in-place pile 10 for consolidation, and it should be noted here that after the cast-in-place pile 10 and the steel beam 20 are set, the concrete pile 30 is formed by pouring concrete into the steel beam 20; thus, the concrete pile 30 fixes the steel beam 20 to the cast-in-place pile 10, and the cast-in-place pile 10 supports the steel beam 20 so that the steel beam 20 is kept against the outer bottom surface of the cable trench 70 to form stable support for the cable trench 70, and at this time, the overall strength of the cable trench 70 is strong, and the potential safety hazard can be reduced.
Further, the top surface of the steel beam 20 is padded with the first rubber gasket 40, so that when the top surface of the steel beam 20 is pressed against the outer bottom surface of the supporting cable trench 70, the purpose that the steel beam 20 is tightly attached to the outer bottom surface of the cable trench 70 can be achieved through the first rubber gasket 40.
In order to prevent the steel beam 20 and the cable trench 70 from shaking left and right, the repairing and reinforcing device for the river-crossing cable trench preferably further comprises a fixing plate 80, wherein the fixing plate 80 can be a steel plate; one side of the fixing plate 80 is fixed to the side of the steel beam 20, and the other side is fixed to the cable trench 70, thereby fixing the side of the steel beam 20 and the outer bottom of the cable trench 70 to prevent shaking.
More preferably, the other side of the fixing plate 80 facing the cable trench 70 is padded with a second rubber gasket 90, and when the other side of the fixing plate 80 is fixed to the cable trench 70, the second rubber gasket 90 can fill the space between the fixing plate 80 and the cable trench 70.
Referring to fig. 1 to 3, the invention also discloses a repairing and reinforcing method for a river-crossing cable trench, which comprises the following steps:
driving the cast-in-place pile 10 below the cable trench 70, and enabling the bottom surface of the cast-in-place pile 10 to extend out of the river bottom, wherein the cast-in-place pile 10 serves as a newly added supporting point;
the steel beam 20 is abutted against the outer bottom surface of the cable trench 70, and at the moment, the steel beam 20 is abutted against the outer bottom surface of the cable trench 70; and then, pouring concrete into the steel beam 20 to form a concrete pile 30 which wraps the steel beam 20 and is fixedly contacted with the cast-in-place pile 10, wherein the steel beam 20 is fixed on the cast-in-place pile 10 by the concrete pile, and the cast-in-place pile 10 supports the steel beam 20 so that the steel beam 20 keeps supporting against the outer bottom surface of the cable trench 70, so that the cable trench 70 can be stably supported, the integral strength of the cable trench 70 is improved, and potential safety hazards can be reduced.
The above description is that the cast-in-place pile 10 and the steel beam 20 are respectively arranged, and then the cast-in-place pile 10 and the steel beam 20 are fixed by pouring concrete, so as to ensure that the steel beam 20 abuts against the outer bottom surface of the cable trench 70; meanwhile, the post-cast concrete is not limited by the distance between the cast-in-place pile 10 and the steel beam 20, and the process can be simplified.
Specifically, the steel beam 20 is pushed against the outer bottom surface of the trench 70 using the jack 60, and the jack 60 is removed after the concrete pile 30 reaches a strength level corresponding to the jack 60 to secure the steel beam 20 against the outer bottom surface of the trench 70.
Further, the steel bracket 50 is fixed on the cast-in-place pile 10, and the steel beam 20 is supported against the outer bottom surface of the supporting cable trench 70 after the jack 60 is placed on the steel bracket 50, where the steel bracket 50 provides a location for the jack 60, which is beneficial for the jack 60 to perform subsequent operations on the steel beam 20.
Specifically, the first rubber gasket 40 is arranged between the steel beam 20 and the outer bottom surface of the cable trench 70, and then the steel beam 20 is supported against the outer bottom surface of the cable trench 70 by the jack 60, so that the purpose that the steel beam 20 is tightly attached to the outer bottom surface of the cable trench 70 can be achieved by the first rubber gasket 40 when the top surface of the steel beam 20 is supported against the outer bottom surface of the cable trench 70.
Further, a fixing plate 80 is disposed between the steel beam 20 and the outer bottom surface of the cable trench 70, one side of the fixing plate 80 is fixed to the side surface of the steel beam 20, and the other side of the fixing plate 80 is fixed to the cable trench 70, so that the steel beam 20 is prevented from shaking relative to the cable trench 70, and the supporting strength is further improved.
Further, a second rubber gasket 90 is interposed between the fixing plate 80 and the cable trench 70, and the second rubber gasket 90 may fill the space between the fixing plate 80 and the cable trench 70.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a repairing reinforcing apparatus of cable pit strides a river which characterized in that includes:
the cast-in-place pile (10) is arranged below the cable trench (70) and is used for being driven at the river bottom;
the top surface of the steel beam (20) is used for abutting against the outer bottom surface of the supporting cable trench (70);
the concrete pile (30) wraps the steel beam (20) and is in contact consolidation with the cast-in-place pile (10).
2. A renovation strengthening device for a river-crossing cable trench according to claim 1, characterised in that the top surface of the steel beams (20) is padded with a first rubber shim (40).
3. A renovation strengthening device for a river-crossing cable trench according to claim 1, further comprising a fixing plate (80), wherein one side of the fixing plate (80) is fixed on the side of the steel beam (20) and the other side is used for being fixed on the cable trench (70).
4. A renovation and strengthening device for a river-crossing cable trench according to claim 3, characterised in that the other side of the fixing plate (80) facing the cable trench (70) is padded with a second rubber gasket (90).
5. A method for repairing and reinforcing a river-crossing cable trench is characterized by comprising the following steps:
constructing a cast-in-place pile (10) below the cable trench (70), and enabling the bottom surface of the cast-in-place pile (10) to extend out of the river bottom;
and (2) abutting against the outer bottom surface of the support cable trench (70) by using a steel beam (20), and then pouring concrete into the steel beam (20) to form a concrete pile (30) which wraps the steel beam (20) and is fixedly contacted with the cast-in-place pile (10).
6. A method of repairing and strengthening a river-crossing raceway according to claim 5, characterised in that a jack (60) is used to jack the steel beam (20) against the outer bottom surface of the raceway (70), and the jack (60) is removed after the concrete pile (30) has reached a strength level corresponding to the jack (60).
7. A method for repairing and strengthening a river-crossing cable trench according to claim 6, wherein a steel bracket (50) is fixed on the cast-in-place pile (10), and the steel beam (20) is supported on the outer bottom surface of the cable trench (70) after the jack (60) is placed on the steel bracket (50).
8. A method of repairing and strengthening a river-crossing cable trench according to claim 7, wherein a first rubber gasket (40) is arranged between the steel beam (20) and the outer bottom surface of the cable trench (70), and the steel beam (20) is pressed against the outer bottom surface of the cable trench (70) by the jack (60).
9. A method of repairing and strengthening a river-crossing cable trench according to claim 7, wherein a fixing plate (80) is provided between the steel beam (20) and the outer bottom surface of the cable trench (70), one side of the fixing plate (80) is fixed to the side surface of the steel beam (20), and the other side of the fixing plate (80) is fixed to the cable trench (70).
10. A method of repairing and strengthening a river-crossing cable trench according to claim 9, wherein a second rubber gasket (90) is provided between the fixing plate (80) and the outer bottom surface of the cable trench (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110677326.8A CN113430912A (en) | 2021-06-18 | 2021-06-18 | Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110677326.8A CN113430912A (en) | 2021-06-18 | 2021-06-18 | Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113430912A true CN113430912A (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110677326.8A Pending CN113430912A (en) | 2021-06-18 | 2021-06-18 | Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench |
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| Country | Link |
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| CN (1) | CN113430912A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002138471A (en) * | 2000-11-07 | 2002-05-14 | Kajima Corp | Temporary pile |
| CN101314970A (en) * | 2008-07-18 | 2008-12-03 | 王本淼 | Cast-in-situ section steel concrete cavity building roof |
| CN203440994U (en) * | 2013-06-28 | 2014-02-19 | 武汉弘毅鸿幕墙工程有限公司 | Corrugated web I-section steel and concrete composite flat beam |
| CN204780560U (en) * | 2015-06-10 | 2015-11-18 | 中交路桥北方工程有限公司 | Steel suspension bridge assembly structure |
| CN108560536A (en) * | 2018-04-19 | 2018-09-21 | 江苏建宇建设集团有限公司 | The continuous piling wall construction method of Soil-cement |
| CN208202158U (en) * | 2018-05-09 | 2018-12-07 | 常州工程职业技术学院 | A kind of prefabricated beam column anchor plate type connecting node |
| CN209941689U (en) * | 2019-02-26 | 2020-01-14 | 济南轨道交通集团有限公司 | Reinforcing device |
| CN110943422A (en) * | 2019-12-30 | 2020-03-31 | 苏州电力设计研究院有限公司 | Cable working well |
-
2021
- 2021-06-18 CN CN202110677326.8A patent/CN113430912A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002138471A (en) * | 2000-11-07 | 2002-05-14 | Kajima Corp | Temporary pile |
| CN101314970A (en) * | 2008-07-18 | 2008-12-03 | 王本淼 | Cast-in-situ section steel concrete cavity building roof |
| CN203440994U (en) * | 2013-06-28 | 2014-02-19 | 武汉弘毅鸿幕墙工程有限公司 | Corrugated web I-section steel and concrete composite flat beam |
| CN204780560U (en) * | 2015-06-10 | 2015-11-18 | 中交路桥北方工程有限公司 | Steel suspension bridge assembly structure |
| CN108560536A (en) * | 2018-04-19 | 2018-09-21 | 江苏建宇建设集团有限公司 | The continuous piling wall construction method of Soil-cement |
| CN208202158U (en) * | 2018-05-09 | 2018-12-07 | 常州工程职业技术学院 | A kind of prefabricated beam column anchor plate type connecting node |
| CN209941689U (en) * | 2019-02-26 | 2020-01-14 | 济南轨道交通集团有限公司 | Reinforcing device |
| CN110943422A (en) * | 2019-12-30 | 2020-03-31 | 苏州电力设计研究院有限公司 | Cable working well |
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Application publication date: 20210924 |