CN203755173U - Formwork device used for hydraulic climbing of bridge high pier - Google Patents
Formwork device used for hydraulic climbing of bridge high pier Download PDFInfo
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- CN203755173U CN203755173U CN201420102829.8U CN201420102829U CN203755173U CN 203755173 U CN203755173 U CN 203755173U CN 201420102829 U CN201420102829 U CN 201420102829U CN 203755173 U CN203755173 U CN 203755173U
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Abstract
The utility model belongs to the technical field of bridge construction, and particularly relates to a formwork device used for hydraulic climbing of a bridge high pier. The formwork device is particularly suitable for V-shaped pier structures on the two sides of a main bridge body of a cable-stayed bridge. The formwork device comprises a climbing formwork system and a hydraulic formwork jacking device. The climbing formwork system comprises face-up outer dies, face-down outer dies, outer dies on the two sides and inner dies. Climbing frames are arranged on the face-up outer dies and the face-down outer dies respectively, the inner dies are of an integrated structure, the outer dies are of a split structure, cylindrical structures are formed between the inner dies and the outer dies, bidirectional pull rods are arranged between the inner dies and the outer dies and a formwork lifting device serves as the hydraulic outer formwork jacking device. The formwork device used for hydraulic climbing of the bridge high pier is simple in structure, reasonable in design, convenient and fast to install, high in operability, high in safety coefficient, beneficial for improving the construction quality and convenient to popularize and implement.
Description
Technical field
The utility model belongs to technical field of bridge construction, particularly relates to a kind of plate device for Bridge High-pier hydraulic climbing, is particularly useful for the V-type pier structure of the dual-side of the main bridge of cable stayed bridge.
Background technology
Because shaped pier physical dimension is very large, dimension of platform is limited, cannot use full hall or steel pipe support to carry out the construction of battered leg.If use the popular balanced trestle of domestic contrast, must build 1 up to 32m, the huge del support of wide 30m, and need repeatedly build, difficulty is also quite large.Through after repeatedly after scheme comparison, final decision is used creeping formwork to carry out supporting leg construction, founds vertical steel pipe support and carry out box girder construction on cushion cap and pier base, cantilever binder uses pre-buried bracket to build.Between two supporting legs with pull bar directly to drawing, not with steel pipe support produce be connected.
Summary of the invention
The technical problems to be solved in the utility model overcomes above-mentioned the deficiencies in the prior art exactly, and provides a kind of simple and reasonable for structure, installation, easy to operate, and climbing speed is fast, the plate device for Bridge High-pier hydraulic climbing that safety factor is high.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of plate device for Bridge High-pier hydraulic climbing, comprise climbing form system and template hydraulic jacking device, described climbing form system comprises the external mold of facing upward, overlooking surface external mold and both sides external mold, and internal mold, wherein on external mold and overlooking surface external mold, being respectively equipped with climbing frame facing upward, described internal mold is structure as a whole, external mold is Split type structure, between internal mold and external mold, form tubular structure, and be provided with pull bar between interior external mold, described template hoisting device is exterior sheathing hydraulic jacking device.
Described exterior sheathing hydraulic jacking device comprises hydraulic jack and upper and lower Commutating box, and lift rail, and wherein the contained cylinder bottom of hydraulic jack portion installs on the ground, and its tailpiece of the piston rod and exterior sheathing are hinged.
Described internal mold adopts wooden model and shaped steel back cord.
Described pull bar adopts finish rolling deformed bar to make.
The beneficial effect of technical solutions of the utility model is:
1, structurally, the utility model comprises climbing form system and template hoisting device for the plate device of Bridge High-pier hydraulic climbing, described climbing form system comprises the external mold of facing upward, overlooking surface external mold and both sides external mold, and internal mold, wherein on external mold and overlooking surface external mold, be respectively equipped with climbing frame facing upward, simple and reasonable for structure; Face upward with the climbing frame of overlooking surface as major bearing structures, bear the deadweight of newly placed concrete, reasonable in design; Interior external mold except with pull bar to drawing, also require every one deck internal mold for entirety, a whole set of internal mold and external mold form tubular entirety, jointly stressed, thereby control the deflection that reduces each concrete-pouring template, raising construction quality; Described external mold is Split type structure, easy for installation, workable.
2, structurally, the power resources of the utility model hydraulic self-creeping formwork are the hydraulic jacking systems itself carrying, hydraulic jacking system comprises hydraulic jack and upper and lower Commutating box, Commutating box can be controlled lift rail or lifting frame body, can make to form and climb mutually between template support body and guide rail by hydraulic system, thereby hydraulic self-creeping formwork is upwards climbed steadily, hydraulic self-creeping formwork in work progress without other crane gear, easy to operate, climbing speed is fast, safety factor is high, the first-selected template system while being high-rise structures construction.
3, structurally, the contained cylinder bottom of hydraulic jack described in the utility model portion installs on the ground, and the hydraulic jack that its tailpiece of the piston rod and exterior sheathing are hinged is simple in structure, easy to implement; Described internal mold adopts wooden model and shaped steel back cord, and structure stress is reasonable, workable, is conducive to promotion and implementation.
4, to sum up, the utility model is simple in structure, reasonable in design, easy for installation, quick, workable for the plate device of Bridge High-pier hydraulic climbing, and safety factor is high, contributes to improve construction quality, therefore, is very suitable for promotion and implementation.
Brief description of the drawings
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is the structural representation of the utility model for the plate device of Bridge High-pier hydraulic climbing;
Sequence number in figure: 1, the external mold of facing upward, 2, overlooking surface external mold, 3, internal mold, 4, climbing frame, 5, pull bar.
detailed description of the invention
Embodiment mono-:
Referring to Fig. 1, in figure, the utility model is for the plate device of Bridge High-pier hydraulic climbing, comprise climbing form system and template hydraulic jacking device, described climbing form system comprises the external mold 1 of facing upward, overlooking surface external mold 2 and both sides external mold (not shown), and internal mold 3, wherein on external mold and overlooking surface external mold, be respectively equipped with climbing frame 4 facing upward, described internal mold is structure as a whole, external mold is Split type structure, between internal mold and external mold, form tubular structure, and between interior external mold, be provided with pull bar 5, described template hydraulic jacking device is exterior sheathing hydraulic jacking device.
Described exterior sheathing hydraulic jacking device (not shown) comprises hydraulic jack and upper and lower Commutating box, and lift rail, and wherein the contained cylinder bottom of hydraulic jack portion installs on the ground, and its tailpiece of the piston rod and exterior sheathing are hinged.
Described internal mold adopts wooden model and shaped steel back cord.
Described pull bar adopts finish rolling deformed bar to make.
The course of work of the present utility model is as follows:
Climbing form system uses Zhuo Liang climbing form system, and climbing frame is being faced upward and each 4 Pin of installation of overlooking surface, and both sides external mold is not established climbing frame, utilizes hydraulic jack directly to promote.Face upward with the climbing frame of overlooking surface as major bearing structures, bear the deadweight of newly placed concrete.Internal mold adopts wooden model and shaped steel back cord.Interior external mold except with pull bar to drawing, also require that every one deck inner model steel backing is stupefied is welded into entirety with pendulum, a whole set of internal mold and external mold formation tubular entirety, jointly stressed.The deflection that control reduces each concrete-pouring template is crucial.
The power resources of hydraulic self-creeping formwork are the hydraulic jacking systems itself carrying, hydraulic jacking system comprises hydraulic jack and upper and lower Commutating box, Commutating box can be controlled lift rail or lifting frame body, can make between template support body and guide rail to form by hydraulic system and climb mutually, thereby hydraulic self-creeping formwork is upwards climbed steadily, hydraulic self-creeping formwork in work progress without other crane gear, easy to operate, climbing speed is fast, and safety factor is high, the first-selected template system while being high-rise structures construction.
Each time concrete reach form removal strong after, first tear external mold next sections that climbs open, then assembling reinforcement is hung Chain block internal mold is slided into this sections after reinforcing bar binding on external mold.When concreting, it is impartial that both sides battered leg inner concrete speed of perfusion is wanted, and the concrete surface discrepancy in elevation can not exceed 1m, avoids disequilibrium, and one-sided battered leg is stressed excessive.
The foregoing is only the schematic detailed description of the invention of the utility model; not in order to limit scope of the present utility model; any those skilled in the art is not departing from equivalent variations and the amendment under the prerequisite of the utility model design and principle, made, all should belong to the scope of the utility model protection.
Claims (4)
1. the plate device for Bridge High-pier hydraulic climbing, it is characterized in that: comprise climbing form system and template hydraulic jacking device, described climbing form system comprises the external mold of facing upward, overlooking surface external mold and both sides external mold, and internal mold, wherein on external mold and overlooking surface external mold, be respectively equipped with climbing frame facing upward, described internal mold is structure as a whole, external mold is Split type structure, between internal mold and external mold, form tubular structure, and between interior external mold, be provided with pull bar, described template hydraulic jacking device is exterior sheathing hydraulic jacking device.
2. the plate device for Bridge High-pier hydraulic climbing according to claim 1, it is characterized in that: described exterior sheathing hydraulic jacking device comprises hydraulic jack and upper and lower Commutating box, and lift rail, wherein the contained cylinder bottom of hydraulic jack portion installs on the ground, and its tailpiece of the piston rod and exterior sheathing are hinged.
3. the plate device for Bridge High-pier hydraulic climbing according to claim 1 and 2, is characterized in that: described internal mold adopts wooden model and shaped steel back cord.
4. the plate device for Bridge High-pier hydraulic climbing according to claim 1 and 2, is characterized in that: described pull bar adopts finish rolling deformed bar to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102829.8U CN203755173U (en) | 2014-03-08 | 2014-03-08 | Formwork device used for hydraulic climbing of bridge high pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102829.8U CN203755173U (en) | 2014-03-08 | 2014-03-08 | Formwork device used for hydraulic climbing of bridge high pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203755173U true CN203755173U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420102829.8U Expired - Lifetime CN203755173U (en) | 2014-03-08 | 2014-03-08 | Formwork device used for hydraulic climbing of bridge high pier |
Country Status (1)
| Country | Link |
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| CN (1) | CN203755173U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544397A (en) * | 2015-12-14 | 2016-05-04 | 中交一公局第三工程有限公司 | High concrete pier construction formwork device |
| CN107386114A (en) * | 2017-07-17 | 2017-11-24 | 中交路桥华南工程有限公司 | Tilting pier shaft casting system |
| CN108487069A (en) * | 2018-03-30 | 2018-09-04 | 中国十九冶集团有限公司 | Method for realizing up-and-down sliding of reversing box by overturning and climbing template system |
-
2014
- 2014-03-08 CN CN201420102829.8U patent/CN203755173U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544397A (en) * | 2015-12-14 | 2016-05-04 | 中交一公局第三工程有限公司 | High concrete pier construction formwork device |
| CN107386114A (en) * | 2017-07-17 | 2017-11-24 | 中交路桥华南工程有限公司 | Tilting pier shaft casting system |
| CN108487069A (en) * | 2018-03-30 | 2018-09-04 | 中国十九冶集团有限公司 | Method for realizing up-and-down sliding of reversing box by overturning and climbing template system |
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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: 20140806 |
|
| CX01 | Expiry of patent term |