CN113526322B - Roof beam construction hanger and construction method for construction after bridge reconstruction and expansion engineering - Google Patents
Roof beam construction hanger and construction method for construction after bridge reconstruction and expansion engineering Download PDFInfo
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- CN113526322B CN113526322B CN202110746667.6A CN202110746667A CN113526322B CN 113526322 B CN113526322 B CN 113526322B CN 202110746667 A CN202110746667 A CN 202110746667A CN 113526322 B CN113526322 B CN 113526322B
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- preformed hole
- hanger
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- 238000010276 construction Methods 0.000 title claims abstract description 65
- 238000009826 distribution Methods 0.000 claims abstract description 37
- 230000000149 penetrating effect Effects 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of bridge reconstruction and expansion, in particular to a roof beam construction hanging bracket and a construction method for constructing a roof beam after a bridge reconstruction and expansion project are constructed, wherein the roof beam construction hanging bracket comprises a hanging bracket body, a mandrel preformed hole positioned on the hanging bracket body and a mandrel preformed hole reinforcing plate fixed on the hanging bracket body, wherein the mandrel preformed hole reinforcing plate is positioned at the periphery of the mandrel preformed hole; the hanger body is also welded with a distribution beam supporting plate and a supporting inclined plate, the distribution beam supporting plate and the supporting inclined plate are used as transverse distribution beam supporting points of the operation platform, and the distribution beam supporting plate is provided with a distribution beam supporting plate antiskid plate; the hanger body passes through the preformed hole of the penetrating rod through the penetrating rod and is fixed on the concrete side face of the pier stud which is constructed. According to the invention, in the construction of the reconstruction and expansion bridge, when the capping beam is constructed and the bridge erected by the precast beam and the newly added pier column top tie beam project are constructed, the investment of manpower and material resources is greatly reduced, the practicability of an operation platform is effectively improved, the construction efficiency is improved, and the construction progress is ensured.
Description
Technical Field
The invention relates to the technical field of bridge reconstruction and expansion, in particular to a roof beam construction hanger and a construction method for constructing a roof beam after construction of bridge reconstruction and expansion engineering.
Background
With the rapid development of national economy in China, most four-lane highways constructed at present cannot meet the ever-increasing travel and business demands of people, and even have the phenomena of traffic jam and the like. In order to improve the high traffic capacity of the expressway, a large number of reconstruction and expansion projects appear in recent years in China, and the original four-lane road is widened to six lanes or eight lanes. The roof beam of the prefabricated beam is erected from the ground in the construction, so that the roof beam is made of more materials, the progress is slow, the investment is large, the foundation requirement is high, the site construction requirement is not met in the construction of the reconstruction and expansion bridge, and the utilization rate is greatly reduced.
In view of the defects of the traditional operation platform construction method, the invention is based on the application of the theoretical knowledge in combination with the rich practical operation experience for many years in the engineering industry of the product, and actively researches and innovates, and designs a roof tie beam construction hanger which is constructed after the bridge construction and expansion engineering.
Disclosure of Invention
The invention provides a roof beam construction hanger and a construction method for constructing a roof beam after a bridge reconstruction and expansion project, and aims to solve the problems in the prior art.
The invention provides a roof beam construction hanger and a construction method for constructing a roof beam after a bridge reconstruction and expansion project, and aims to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the top tie beam construction hanging bracket comprises a hanging bracket body, a through rod preformed hole positioned on the hanging bracket body and a through rod preformed hole reinforcing plate fixed on the hanging bracket body, wherein the through rod preformed hole reinforcing plate is positioned at the periphery of the through rod preformed hole;
The hanger body is also welded with a distribution beam supporting plate and a supporting inclined plate, the distribution beam supporting plate and the supporting inclined plate are used as transverse distribution beam supporting points of the operation platform, and the distribution beam supporting plate is provided with a distribution beam supporting plate antiskid plate;
The hanger body passes through the preformed hole of the penetrating rod through the penetrating rod and is fixed on the concrete side face of the pier stud which is constructed.
Further, the hanger body is entirely welded from section steel.
Further, the number of the preformed holes of the punching rod is multiple, and the number and the intervals of the preformed holes of the punching rod are set according to the construction of the roof tie beams at different heights and positions corresponding to the height of the hanger body.
Further, the supporting sloping plate is of a trapezoid structure.
Further, when the capping beam is constructed and the bridge roof tie beam erected by the precast beam is constructed, the hanger body is arranged on the front side and the rear side of the adjacent pier column, and when the capping beam is constructed and the pier roof tie beam is newly added, the hanger body is arranged on the front side and the rear side of the pier column constructed by the capping beam, and the pier side adopts the shakeout unloading barrel as a supporting point.
A roof beam construction method for constructing a bridge after reconstruction and expansion engineering comprises the following steps:
S1: the hanger body prepares section steel of various structural parts according to the specific working condition of the bridge and the design drawing of the operation platform;
s2: manufacturing a preformed hole of the core rod on the section steel according to the construction working condition, and reinforcing the preformed hole by using a reinforcing plate of the preformed hole of the core rod;
s3: the hanger body is penetrated and welded with a supporting sloping plate, a beam-matching supporting plate and a distributing beam supporting plate antiskid plate, and the integral hanger body is formed;
S4: the hanger body passes through the penetrating rod and passes through the penetrating rod preformed hole to be fixed on the pier stud, installs horizontal distribution beam, vertical distribution beam and construction operation platform on the hanger body, and the construction operation platform of the top tie beam of later constructing is accomplished, and constructor accomplishes the construction on operation platform.
Compared with the prior art, the invention has the following beneficial effects:
1. The hanger comprises a hanger body, a preformed hole of a mandrel and a reinforcing plate of the preformed hole of the mandrel, wherein the preformed hole of the mandrel is positioned on the hanger body; the hanger body is also welded with a distribution beam supporting plate and a supporting inclined plate, the distribution beam supporting plate and the supporting inclined plate are used as transverse distribution beam supporting points of the operation platform, and the distribution beam supporting plate is provided with a distribution beam supporting plate antiskid plate; the hanger body passes through the preformed hole of the penetrating rod through the penetrating rod and is fixed on the concrete side face of the pier stud which is constructed. And determining the size of the hanger body according to the bridge construction condition. The top tie beam console is arranged on the construction hanger, constructors construct the top tie beam engineering on the operation platform, so that the investment of manpower and material resources is greatly reduced, the practicability of the operation platform is effectively improved, the construction efficiency is improved, and the construction progress is ensured.
2. According to the construction condition of the bridge bent cap, the preformed holes of the penetrating rods with different heights are manufactured, and the method is suitable for manufacturing roof beams with different positions and heights.
3. The hanging bracket is fixed on the concrete side surface of the constructed pier column through the penetrating rod made of the steel rod, and the top tie beam operating platform is arranged on the hanging bracket, so that no related requirements are required for the geological condition and the topography condition below the bridge.
Drawings
FIG. 1 is an elevation view of a roof beam construction hanger placement constructed after a bridge reconstruction and expansion project is constructed;
FIG. 2 is a side view of a roof beam construction hanger placement constructed after a bridge reconstruction and expansion project;
FIG. 3 is an elevation view of a roof beam construction hanger constructed after a bridge reconstruction and expansion project is constructed;
fig. 4 is a side view of a roof beam construction hanger applied after a bridge reconstruction and expansion project.
Wherein: 1. a hanger body; 2. preformed holes of the core penetrating rod; 3. a distribution beam support plate; 4. supporting a sloping plate; 5. preformed hole reinforcing plate of the penetrating rod; 6. a distribution beam supporting plate antiskid plate; 7. a core penetrating rod; 8. a transverse distribution beam; 9. a longitudinal distribution beam; 10. a construction operation platform; 11. a top tie beam applied later; 12. a capping beam; 13. pier column; 14. prefabricating a beam; 15. and (5) unloading the shakeout barrel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, 2, 3 and 4, a roof beam construction hanger applied after construction of bridge reconstruction and expansion engineering comprises a hanger body 1, a mandrel preformed hole 2 positioned on the hanger body 1 and a mandrel preformed hole reinforcing plate 5 fixed on the hanger body 1, wherein the mandrel preformed hole reinforcing plate 5 is positioned at the periphery of the mandrel preformed hole 2.
The hanger body 1 is also welded with a distribution beam supporting plate 3 and a supporting sloping plate 4, and the distribution beam supporting plate 3 is provided with a distribution beam supporting plate antiskid plate 6.
The hanger body 1 passes through the perforating rod preformed hole 2 through the perforating rod to be fixed on the concrete side face of the pier stud which is constructed, the distribution beam supporting plate 3 and the supporting inclined plate 4 are welded on the hanger body 1 and serve as supporting points of the transverse distribution beam 8 of an operation platform, and the perforating rod preformed hole reinforcing plate 5 increases the bearing capacity of the perforating rod preformed hole 2.
Wherein, the hanger body 1 is welded by section steel; the method comprises the steps that a plurality of preformed holes are formed in the preformed holes 2 of the penetrating rod according to the positions of the penetrating rod of a constructed bent cap operating platform, and the number and the intervals of the preformed holes 2 of the penetrating rod are set according to the construction of roof tie beams with different heights and positions corresponding to the height of the hanger body 1; the supporting sloping plate 4 is of a trapezoid structure and is welded with the hanger body 1.
When the capping beam is constructed and the bridge roof tie beam erected by the precast beam is constructed, the hanger body 1 is arranged on the front side and the rear side of the adjacent pier column, and when the capping beam is constructed and the pier column roof tie beam is newly added, the hanger body 1 is arranged on the front side and the rear side of the pier column constructed by the capping beam, and the pier side adopts the shakeout unloading barrel 15 as a supporting point; the size of the hanger body 1 is determined according to the bridge construction face.
A roof beam construction method for constructing a bridge after reconstruction and expansion engineering comprises the following steps:
S1: the hanger body 1 prepares steel materials of various structural parts according to bridge specific working conditions and operation platform design drawings;
S2: according to the construction working condition, manufacturing a preformed hole 2 of the core rod on the section steel, and reinforcing the preformed hole by using a reinforcing plate 5 of the preformed hole of the core rod;
S3: the hanger body 1 is provided with a penetrating welding support sloping plate 4, a beam matching support plate 3 and a distribution beam support plate antiskid plate 6, and the integral hanger body 1 is formed;
S4: the hanger body 1 is fixed on the pier column 12 through the penetrating rod 5 penetrating the penetrating rod preformed hole 2, the transverse distribution beam 8, the longitudinal distribution beam 9 and the construction operation platform 10 are installed on the hanger body 1, the construction operation platform of the top tie beam 11 which is then constructed is manufactured, and construction staff completes construction on the operation platform.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. The utility model provides a roof beam construction gallows that roof beam construction was constructed after bridge reconstruction and expansion engineering, its characterized in that: the novel lifting frame comprises a lifting frame body (1), a mandrel preformed hole (2) positioned on the lifting frame body (1) and a mandrel preformed hole reinforcing plate (5) fixed on the lifting frame body (1), wherein the mandrel preformed hole reinforcing plate (5) is positioned at the periphery of the mandrel preformed hole (2);
the number of the punching rod preformed holes (2) is multiple, and the number and the intervals of the punching rod preformed holes (2) are set according to the construction of roof tie beams with different heights and positions corresponding to the height of the hanger body (1);
A distribution beam supporting plate (3) and a supporting inclined plate (4) are welded on the hanger body (1), the distribution beam supporting plate (3) and the supporting inclined plate (4) are used as supporting points of a transverse distribution beam (8) of an operation platform, and a distribution beam supporting plate antiskid plate (6) is arranged on the distribution beam supporting plate (3);
The hanger body (1) is fixed on the side surface of the constructed pier column concrete through a penetrating rod (7) penetrating through a penetrating rod preformed hole (2);
When the capping beam is constructed and the bridge roof tie beam erected by the precast beam is constructed, the hanging frame body (1) is arranged on the front side and the rear side of the adjacent pier column, when the capping beam is constructed and the pier roof tie beam is newly added, the hanging frame body (1) is arranged on the front side and the rear side of the pier column constructed by the capping beam, and the pier side adopts the shakeout unloading barrel (15) as a supporting point.
2. The roof beam construction hanger that is constructed after construction of bridge reconstruction and expansion works according to claim 1, wherein: the hanger body (1) is formed by welding profile steel.
3. The roof beam construction hanger that is constructed after construction of bridge reconstruction and expansion works according to claim 1, wherein: the supporting inclined plate (4) is of a trapezoid structure.
4. A construction method of a roof beam construction hanger which is constructed after a bridge reconstruction and expansion project according to any one of claims 1 to 3, characterized in that: the method comprises the following steps:
S1: the hanger body (1) prepares section steel of various structural parts according to bridge specific working conditions and operation platform design drawings;
s2: according to the construction working conditions, manufacturing a preformed hole (2) of the core rod on the section steel, and reinforcing the preformed hole by using a preformed hole reinforcing plate (5) of the core rod;
S3: the hanger body (1) is provided with a penetrating welding support sloping plate (4), a beam matching support plate (3) and a distribution beam support plate antiskid plate (6), and the integral hanger body (1) is formed;
S4: the hanger body (1) is fixed on the pier column (12) through penetrating rods (7) penetrating through penetrating rod preformed holes (2), the transverse distribution beam (8), the longitudinal distribution beam (9) and the construction operation platform (10) are installed on the hanger body (1), the construction operation platform of the top tie beam (11) which is applied later is manufactured, and constructors finish construction on the operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110746667.6A CN113526322B (en) | 2021-07-01 | 2021-07-01 | Roof beam construction hanger and construction method for construction after bridge reconstruction and expansion engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110746667.6A CN113526322B (en) | 2021-07-01 | 2021-07-01 | Roof beam construction hanger and construction method for construction after bridge reconstruction and expansion engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113526322A CN113526322A (en) | 2021-10-22 |
| CN113526322B true CN113526322B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110746667.6A Active CN113526322B (en) | 2021-07-01 | 2021-07-01 | Roof beam construction hanger and construction method for construction after bridge reconstruction and expansion engineering |
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| CN112144417A (en) * | 2020-10-12 | 2020-12-29 | 中建八局第一建设有限公司 | Construction device and construction method for hollow coping of special-shaped pier gem |
| CN212771944U (en) * | 2020-05-11 | 2021-03-23 | 中铁二十一局集团第一工程有限公司 | Punching steel bar type adjustable operation platform |
| CN212983636U (en) * | 2020-08-18 | 2021-04-16 | 中铁二十四局集团安徽工程有限公司 | Cast-in-place construction steel bracket support frame of concrete box girder |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040108229A (en) * | 2003-06-17 | 2004-12-23 | 노윤근 | Fabricated repairing and reinforcing apparatus for reinforcing bearing force of beam in a bridge and construction method using the apparatus |
| KR20040011572A (en) * | 2004-01-09 | 2004-02-05 | 태백산업주식회사 | The repair and reinforcement method for a bridge |
| KR20120054832A (en) * | 2010-11-22 | 2012-05-31 | 윤석천 | Fcm construction method using i-girder |
| CN103088756A (en) * | 2013-02-01 | 2013-05-08 | 葛洲坝集团第二工程有限公司 | Steel bar bearing constructing method of bent cap construction platform |
| CN106337369A (en) * | 2016-09-21 | 2017-01-18 | 中冶建工集团有限公司 | Steel-truss supporting method for construction of cap beam of pier |
| CN107386117A (en) * | 2017-07-26 | 2017-11-24 | 中交公局第二工程有限公司 | A kind of device of double rod iron method construction bridges bent caps |
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| Publication number | Publication date |
|---|---|
| CN113526322A (en) | 2021-10-22 |
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Country or region after: China Address after: 100176 unit 1308, 15th floor, building 1, No.3, rongjingdong street, economic and Technological Development Zone, Daxing District, Beijing Applicant after: CCCC FOURTH HIGHWAY ENGINEERING Co.,Ltd. Applicant after: CCCC Construction Group Co.,Ltd. Address before: 100176 unit 1308, 15th floor, building 1, No.3, rongjingdong street, economic and Technological Development Zone, Daxing District, Beijing Applicant before: CCCC FOURTH HIGHWAY FIRST ENGINEERING FIRMS CO.,LTD. Country or region before: China Applicant before: CCCC FOURTH HIGHWAY ENGINEERING Co.,Ltd. |
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