CN204401464U - A kind of construction of cast-in-place box girders construction bracket system - Google Patents
A kind of construction of cast-in-place box girders construction bracket system Download PDFInfo
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- CN204401464U CN204401464U CN201420798844.0U CN201420798844U CN204401464U CN 204401464 U CN204401464 U CN 204401464U CN 201420798844 U CN201420798844 U CN 201420798844U CN 204401464 U CN204401464 U CN 204401464U
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- construction
- steel pipe
- cast
- place box
- box girders
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Abstract
The utility model discloses a kind of construction of cast-in-place box girders construction bracket system, comprise the steel pipe pile foundation being positioned at two ends, described steel pipe pile foundation comprises the cushion cap assembly being positioned at bottom and the steel pipe pile be weldingly fixed on described cushion cap assembly, the top of described steel pipe pile is provided with the lower transverse beam be welded and fixed with it, support longeron is provided with between two described lower transverse beams, the end face compartment of terrain of described support longeron is provided with lower distribution beam, and described lower distribution beam is provided with bowl fastening type steel pipe frame.Construction of cast-in-place box girders construction bracket system of the present utility model, by arranging steel pipe pile foundation, lower transverse beam, support longeron and bowl fastening type steel pipe frame, support requirement during construction of cast-in-place box girders construction can be met, and structure is simple, intensity is high, have that safety is high, simple operation, the advantage that economic and practical and efficiency of construction is high.
Description
Technical field
The utility model belongs to the equipment technical field being exclusively used in erection or assembling bridge, is specifically related to a kind of construction of cast-in-place box girders construction bracket system.
Background technology
At present, in municipal engineering, highway engineering, the bridge construction form adopting cast-in-situ box girder more.Cast-in-situ box girder can not only adopt in main line bridge straightway scope, and also can move towards according to roadside, design idea pours into ring road branch line compared with small curvature radius, therefore the scope of application is wider.But at the construction method disunity of cast-in-situ box girder, both also unreasonable without standard, make cast-in-situ box girder each operating mode in whole work progress there is larger security risk, quality risk, cause the accident caused due to cast-in-situ box girder to happen occasionally.Concerning construction of cast-in-situ box-beam manufacturing process, reduce the security risk in work progress to greatest extent, ensure constructor under each operating mode, the safety of bridge itself becomes important technical problem.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of construction of cast-in-place box girders construction bracket system, can not only meet support strength requirement, and have that safety is high, simple operation, the advantage that economic and practical and efficiency of construction is high.
For achieving the above object, the utility model provides following technical scheme:
A kind of construction of cast-in-place box girders construction bracket system, comprise the steel pipe pile foundation being positioned at two ends, described steel pipe pile foundation comprises the cushion cap assembly being positioned at bottom and the steel pipe pile be weldingly fixed on described cushion cap assembly, the top of described steel pipe pile is provided with the lower transverse beam be welded and fixed with it, support longeron is provided with between two described lower transverse beams, the end face compartment of terrain of described support longeron is provided with lower distribution beam, and described lower distribution beam is provided with bowl fastening type steel pipe frame.
Further, described cushion cap assembly comprises cushion cap, and the top of described cushion cap is provided with pre-embedded steel slab, and described steel pipe pile is weldingly fixed on described pre-embedded steel slab.
Further, stiffener is equipped with between all described steel pipe piles and described lower transverse beam.
Further, the two ends up and down of described steel pipe pile are respectively equipped with built-in fitting at the bottom of pile cover and stake.
Further, described steel pipe pile comprises two oblique steel pile tubes at two ends and is disposed on vertical steel pile tube between two described oblique steel pile tubes.
Further, the outside of all described steel pipe piles is provided with Reinforced Hoop, is provided with inner support in all described steel pipe piles.
Further, described support longeron adopts 321 type Bailey beams to make.
Further, in described bowl fastening type steel pipe frame, compartment of terrain is provided with scaffold tubes bridging.
Further, the end face of described bowl fastening type steel pipe frame is provided with lifting bolt and jacking, and on described jacking, compartment of terrain is provided with transverse distribution beam, and on described transverse distribution beam, compartment of terrain is provided with longitudinal distribution beam.
The beneficial effects of the utility model are:
Construction of cast-in-place box girders construction bracket system of the present utility model, by arranging steel pipe pile foundation, lower transverse beam, support longeron and bowl fastening type steel pipe frame, support requirement during construction of cast-in-place box girders construction can be met, and structure is simple, intensity is high, have that safety is high, simple operation, the advantage that economic and practical and efficiency of construction is high.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearly, the utility model provides following accompanying drawing to be described:
Fig. 1 is the structural representation of the utility model construction of cast-in-place box girders construction bracket system embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, be the structural representation of the utility model construction of cast-in-place box girders construction bracket system embodiment.The construction of cast-in-place box girders construction bracket system of the present embodiment, comprise the steel pipe pile foundation being positioned at two ends, steel pipe pile foundation comprises the cushion cap assembly being positioned at bottom and the steel pipe pile 1 be weldingly fixed on cushion cap assembly, the top of steel pipe pile 1 is provided with the lower transverse beam 2 be welded and fixed with it, support longeron 3 is provided with between two lower transverse beams 2, the end face compartment of terrain of support longeron 3 is provided with lower distribution beam 4, and lower distribution beam 4 is provided with bowl fastening type steel pipe frame 5.
The cushion cap assembly of the present embodiment comprises cushion cap 6, and the top of cushion cap 6 is provided with pre-embedded steel slab, and steel pipe pile 1 is weldingly fixed on pre-embedded steel slab, and the thickness of pre-embedded steel slab is 2cm, and stabilized structure, intensity is higher.The steel pipe pile 1 of the present embodiment comprises two oblique steel pile tube 1a at two ends and is disposed on vertical steel pile tube 1b between two oblique steel pile tube 1a.The steel pipe pile 1 of the present embodiment adopts φ 610x8mm steel pipe pile, and vertical steel pile tube 1b is interval with 5.
Be equipped with stiffener 7 between all steel pipe piles 1 of the present embodiment and lower transverse beam, effectively can strengthen and be welded to connect intensity.The two ends up and down of the steel pipe pile 1 of the present embodiment are respectively equipped with built-in fitting at the bottom of pile cover and stake, can prevent steel pipe pile 1 port stress deformation.The outside of all steel pipe piles 1 of the present embodiment is provided with Reinforced Hoop, is provided with inner support in all steel pipe piles 1, and Reinforced Hoop adopts 8mm steel plate to make, and inner support adopts 12mm steel plate to make " well " font inner support, effectively can strengthen steel pipe pile bottom level anti-pressure ability.Often arrange the lower transverse beam 2 steel pipe pile 1 arranged and adopts 2H482 shaped steel to make, lower transverse beam 2 is directly placed on steel pipe column 1 pile cover, partial points weldering fixation.
The support longeron 3 of the present embodiment adopts 321 type Bailey beams to make, and Bailey beam all adopts three row's bilayer combination, adopts ∠ 75 × 6 shaped steel to connect into entirety as diagonal brace between each combination Bailey beam, and the every 6m of diagonal brace together, is laterally staggeredly arranged between each combination.
In the bowl fastening type steel pipe frame 5 of the present embodiment, compartment of terrain is provided with scaffold tubes bridging 8, concrete, and the every 6 row left and right of both sides alien invasion and centre arrange the longitudinal bridging of a row, longitudinal brace spacing be no more than 7 across; Every 3 need arrange the horizontal bridging of a row across cross section.One deck cross bar place need arrange the horizontal diagonal brace of "×" shape (bar of namely sweeping the floor) at the scaffold most end.The end face of the bowl fastening type steel pipe frame 5 of the present embodiment is provided with lifting bolt and jacking, and on jacking, compartment of terrain is provided with transverse distribution beam, and on transverse distribution beam, compartment of terrain is provided with longitudinal distribution beam.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
1. a construction of cast-in-place box girders construction bracket system, it is characterized in that: comprise the steel pipe pile foundation being positioned at two ends, described steel pipe pile foundation comprises the cushion cap assembly being positioned at bottom and the steel pipe pile be weldingly fixed on described cushion cap assembly, the top of described steel pipe pile is provided with the lower transverse beam be welded and fixed with it, support longeron is provided with between two described lower transverse beams, the end face compartment of terrain of described support longeron is provided with lower distribution beam, and described lower distribution beam is provided with bowl fastening type steel pipe frame.
2. construction of cast-in-place box girders construction bracket system according to claim 1, is characterized in that: described cushion cap assembly comprises cushion cap, and the top of described cushion cap is provided with pre-embedded steel slab, and described steel pipe pile is weldingly fixed on described pre-embedded steel slab.
3. construction of cast-in-place box girders construction bracket system according to claim 2, is characterized in that: be equipped with stiffener between all described steel pipe piles and described lower transverse beam.
4. construction of cast-in-place box girders construction bracket system according to claim 3, is characterized in that: the two ends up and down of described steel pipe pile are respectively equipped with built-in fitting at the bottom of pile cover and stake.
5. the construction of cast-in-place box girders construction bracket system according to any one of claim 1-4, is characterized in that: described steel pipe pile comprises two oblique steel pile tubes at two ends and is disposed on vertical steel pile tube between two described oblique steel pile tubes.
6. construction of cast-in-place box girders construction bracket system according to claim 5, is characterized in that: the outside of all described steel pipe piles is provided with Reinforced Hoop, is provided with inner support in all described steel pipe piles.
7. construction of cast-in-place box girders construction bracket system according to claim 1, is characterized in that: described support longeron adopts 321 type Bailey beams to make.
8. construction of cast-in-place box girders construction bracket system according to claim 1, is characterized in that: in described bowl fastening type steel pipe frame, compartment of terrain is provided with scaffold tubes bridging.
9. construction of cast-in-place box girders construction bracket system according to claim 1, it is characterized in that: the end face of described bowl fastening type steel pipe frame is provided with lifting bolt and jacking, on described jacking, compartment of terrain is provided with transverse distribution beam, and on described transverse distribution beam, compartment of terrain is provided with longitudinal distribution beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798844.0U CN204401464U (en) | 2014-12-17 | 2014-12-17 | A kind of construction of cast-in-place box girders construction bracket system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798844.0U CN204401464U (en) | 2014-12-17 | 2014-12-17 | A kind of construction of cast-in-place box girders construction bracket system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204401464U true CN204401464U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420798844.0U Expired - Fee Related CN204401464U (en) | 2014-12-17 | 2014-12-17 | A kind of construction of cast-in-place box girders construction bracket system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204401464U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484164A (en) * | 2015-12-30 | 2016-04-13 | 中交第二航务工程局有限公司 | Spanning type bailey beam bracket and construction method thereof |
| CN113235427A (en) * | 2021-05-28 | 2021-08-10 | 中铁二十局集团第三工程有限公司 | Support structure and construction method thereof |
-
2014
- 2014-12-17 CN CN201420798844.0U patent/CN204401464U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484164A (en) * | 2015-12-30 | 2016-04-13 | 中交第二航务工程局有限公司 | Spanning type bailey beam bracket and construction method thereof |
| CN105484164B (en) * | 2015-12-30 | 2017-05-17 | 中交第二航务工程局有限公司 | Spanning type bailey beam bracket and construction method thereof |
| CN113235427A (en) * | 2021-05-28 | 2021-08-10 | 中铁二十局集团第三工程有限公司 | Support structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20171217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |