CN101509230A - Overlap beams downstriker movable mould frame bridging machine - Google Patents
Overlap beams downstriker movable mould frame bridging machine Download PDFInfo
- Publication number
- CN101509230A CN101509230A CNA2009100610302A CN200910061030A CN101509230A CN 101509230 A CN101509230 A CN 101509230A CN A2009100610302 A CNA2009100610302 A CN A2009100610302A CN 200910061030 A CN200910061030 A CN 200910061030A CN 101509230 A CN101509230 A CN 101509230A
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- Prior art keywords
- girder
- comb shape
- box
- fabrication machine
- arch rib
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 238000009415 formwork Methods 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to a bridging device, in particular to a laminated beam descending type movable mold base bridge fabrication machine which belongs to the engineering plant. The bridge fabrication machine essentially consists of a main beam, a guiding beam, a comb shape crossbeam, a pier side bracket, a trolley, a counter weight dolly, a hydraulic system template system, etc. The guiding beam is arranged above the trolley. A hydraulic oil cylinder is arranged between the trolley and the guiding beam. The main beam is arranged in the guiding beam. A combination surface of the guiding beam and the main beam is provided with air cushions which are arranged uniformly. The movable mold base bridge fabrication machine changes the upper structure of the prior bridge fabrication machine and ensures that guiding beam and a bearing main beam form movable laminated beams, and the comb shape crossbeam can move independently when opening a mold, thereby increasing the function of the bridge fabrication machine, improving the safety, the reliability and the working efficiency of the equipment and reducing the weight and the cost of the equipment.
Description
Technical field
The present invention relates to bridging equipment, particularly the stoplog downward mobile formwork bridge fabrication machine belongs to the engineering machinery class.
Background technology
In bridge construction, adopt mobile formwork bridge fabrication machine system beam, be used widely in construction.Mobile formwork bridge fabrication machine can be in bridge location cast-in-situ concrete, has avoided the set a roof beam in place disposable input of equipment and precast beam field of large-scale fortune, is specially adapted to soft base, deep valley, the medium complex environment of water, and it resembles one " bridge prefabrication factory " and moves along bridge, by the hole construction.Mobile formwork bridge fabrication machine mainly is made up of girder, nose girder, comb shape crossbeam, pier-side bracket, chassis and hydraulic system, suspension, template system and platform aisle.
Traditional downward mobile formwork bridge fabrication machine girder is that a pair of box girder constitutes, though can satisfy construction requirement, but owing to design and structural reason, case beam Heavy Weight, the cross section of case beam is except that middle dangerouse cross-section, all the other cross sections, actual bearer stress is all smaller, on the contrary useless construction weight is heavier.This is for the safety of mobile formwork and easy to usely all bring very big problem.
The nose girder of downward mobile formwork bridge fabrication machine is only as the usefulness of vertical shift via hole, but nose girder adopts with girder and fixedly connected, and makes vertical shift via hole difficulty relatively, and potential safety hazard is more.
The horizontal die sinking of mobile formwork has two kinds of structures usually: 1, the comb shape crossbeam is fixed in and is with the moment of balancing weight equalizer to girder on the girder outside the girder, this structure needs girder to drive the comb shape crossbeam and move whole die sinking on the carriage slide plate, and the stressed too big and carriage broad of carriage, influence the pioneer road vehicle pass-through.2, the comb shape crossbeam be arranged in the girder abdomen it relatively girder move laterally, the suffered comb shape crossbeam of girder center of gravity moment is gone balance by dodge gate.It is higher to the dodge gate force request on the girder, and more to comb shape crossbeam and dodge gate connection difficulty in the construction, construction is longer non-cutting time.Usually traditional downlink movable mould frame owing to the too high equipment that makes of main beam structure can't be constructed, needs the new diffusing mould holder of full door frame that drops into to finish construction task under low pier and ultralow pier condition, and this has strengthened the equipment input virtually.
Summary of the invention
At above-mentioned existing problems, the purpose of this utility model is to provide a kind of nose girder, girder forms the superposed beam that can move mutually, and the comb shape crossbeam also can be realized the independent bridge fabrication machine that moves when die sinking, comprise girder (5), nose girder (7), comb shape crossbeam (4), pier-side bracket (10), chassis (9), the hydraulic system template system, bridge fabrication machine is a symmetrical structure, chassis (9) is arranged on pier-side bracket (10) top, nose girder (7) is arranged on chassis (9) top, be provided with hydraulic jack (8) between chassis (9) and the nose girder (7), hydraulic jack (8) lower end is fixed on the chassis (9), the upper end is positioned at load-bearing ear (12) below that is arranged on girder (5) both sides, girder (5) is seated in the nose girder (7), on the bonding surface of nose girder (7) and girder (5), evenly distributed air cushion (6) is set, on the lateral surface of girder (5) two ends, the rotation voussoir is housed fixedly, hydraulic jack (8) lower end is fixed on the chassis (9), the upper end is positioned at load-bearing ear (12) below that is arranged on girder (5) both sides, comb shape crossbeam (4) is mounted in the guide rail (13) on the girder (5), guide rail (13) is perpendicular to the axis of girder (5), moving counterweight dolly (3) is mounted on the track of comb shape crossbeam (4) top, the hydraulic pressure push cylinder fixedly is equipped with in comb shape crossbeam (4) below, moving counterweight dolly (3) is provided with hoist engine, cable wire one end on the winding hoist engine is fixed on the butt end of comb shape crossbeam (4), and the other end is fixed on comb shape crossbeam (4) outer end.
Described girder (5), constitute by i beam (11), gusset (15), box-shaped arch rib (14), box-shaped arch rib (14) symmetry respectively is fixedly connected in the left and right sides groove of i beam (11), and gusset (15) distributes and is fixedly connected on the upper surface of i beam (11) top flange plate inwall and box-shaped arch rib (14).
Described nose girder (7) is made of i beam (11), box-shaped arch rib (14) and gusset (15), box-shaped arch rib (14) symmetry is fixedly connected on i beam (11) both sides, the end flat of box-shaped arch rib (14) is connected on the upper surface of i beam (11) bottom wing listrium, connect evenly distributed gusset (15) between box-shaped arch rib (14) and the i beam (11), the arch face of box-shaped arch rib (14) is higher than the last plane of i beam (11).
Owing to adopted above technical scheme, it has changed the superstructure of existing bridge fabrication machine mobile formwork bridge fabrication machine of the present invention, make nose girder carry girder formation and can unite load and mobile superposed beam, and the comb shape crossbeam also can be realized independent moving when die sinking, increased the function of bridge machine, improved safety, reliability and the operating efficiency of equipment, reduced weight of equipment and equipment cost, it has the following advantages:
1. girder adopts i iron to add double arched structure, it utilize the synergy of i iron and arch rib can make with the case beam with the appearance and size condition under relatively, make that the girder overall weight is light, supporting capacity is strong, the rigidity of (the vault vertical force can be passed in the two ends of beam and resolve into vertical stress component and horizontal component, wherein horizontal component is born by the i beam main gusset) beam is better.This girder construction can be widely used in the mobile formwork bridge fabrication machine girder, crane ' s major girder, door, bridging crane main beam and various steel work spandrel girder.
2. girder is arranged in the nose girder, and their iterative structure not only can be finished the function that connects before and after the vertical shift, and alleviates the functional configuration weight of bridge of the nose part greatly, also can use this to connect the vertical shift function simultaneously and become safer, and is convenient, suitable, convenient.And the superposed beam of this structure it possess each layer beam and can separately work, make a cover girder to make beam step by step with the contained template integration of operation of many covers comb shape crossbeam, significantly improved system beam efficient, it also is applicable to the system beam work of finishing low pier and ultralow Dun Liang.It also is applicable to door, bridge crane and various steel work spandrel girder.
3. the air cushion that is provided with between girder and the nose girder can reduce complicated hydraulic power system.Adopt air cushion conveyor to move in length and breadth, make mobile formwork move in length and breadth and become convenient, safety, easily.
4. the counterweight dolly that is arranged on the comb shape crossbeam can be regulated the center of gravity of main beam at the horizontal crossbeam of implementing automatically when mobile of comb shape crossbeam.
5. the uniform voussoir between girder and the nose girder can limit the relative motion under the stress between two beam binding faces, improves supporting capacity.
Description of drawings
Accompanying drawing 1 is the structural representation of bridge fabrication machine of the present invention.
Accompanying drawing 2 is the structural representation of girder.
Accompanying drawing 3 is the A-A view of accompanying drawing 2.
Accompanying drawing 4 is the structural representation of nose girder.
Accompanying drawing 5 is the B-B view of accompanying drawing 4.
The specific embodiment
Below in conjunction with accompanying drawing bridge fabrication machine of the present invention is described in further detail.
See accompanying drawing
Bridge fabrication machine is by girder 5, nose girder 7, comb shape lock piece 4, pier-side bracket 10, chassis 9, counterweight dolly 3, hydraulic system, compositions such as template system, bridge fabrication machine is a symmetrical structure, wherein chassis 9 is four, girder 5, nose girder 7 is respectively two, comb shape crossbeam 4 is eight pairs, chassis 9 is arranged on pier-side bracket 10 tops, nose girder 7 is arranged on chassis 9 tops, be provided with hydraulic jack 8 between chassis 9 and the nose girder 7, hydraulic jack 8 lower ends are fixed on the chassis 9, the upper end is positioned at load-bearing ear 12 belows that are arranged on girder 5 both sides, hydraulic jack 8 plays the position of adjusting nose girder 7, the effect of the matched moulds location and the demoulding when realizing the system beam, girder 5 is seated in the nose girder 7, on the bonding surface of nose girder 7 and girder 5, evenly distributed air cushion 6 is set, air cushion 6 plays girder when crossing bridge opening with the upper member vertical shift, reduce the frictional resistance when mobile, make things convenient for moving of girder 5, on girder 5 two ends lateral surfaces, the rotation voussoir is housed fixedly, rotation voussoir and nose girder when matched moulds, 7 combine, make between girder 5 and the nose girder 7 and do not produce relative displacement, when via hole, voussoir and nose girder 7 break away from.The jack-up system lower end of girder 5 is fixed on the chassis 9, the upper end is positioned at load-bearing ear 12 belows that are arranged on girder 5 both sides, at the end face of girder 5 operation that propulsion plant or draw-gear are used for girder 5 is set, eight pairs of comb shape crossbeams 4 are installed in respectively on the guide rail of two girders 5, the outer end of comb shape crossbeam 4 is connected in parallel, form whole, the inner of comb shape crossbeam 4 is the butt end, the butt end bolt connects, be mounted in the guide rail 13 on the girder 5, guide rail 13 is perpendicular to the axis of girder 5, above comb shape crossbeam 4, connect template system, template system comprises bracing frame 2, in, exterior sheathing 1, moving counterweight dolly 3 is mounted on the track of comb shape crossbeam 4 tops, the hydraulic pressure push cylinder fixedly is equipped with in comb shape crossbeam 4 belows, the hydraulic pressure push cylinder plays the folding of comb shape crossbeam 4 and positioning action, moving counterweight dolly 3 is provided with hoist engine, cable wire one end on the winding hoist engine is fixed on the butt end of comb shape crossbeam 4, the other end is fixed on comb shape crossbeam 4 outer ends, and counterweight dolly 3 is opened at comb shape crossbeam 4, the process of closing can play the effect of balance.
Described girder 5, constitute by i beam 11, gusset 15, box-shaped arch rib 14, box-shaped arch rib 14 symmetry respectively is fixedly connected in the left and right sides groove of i beam 11, on the upper surface that is fixedly connected on i beam 11 top flange plate inwalls and box-shaped arch rib 14 that gusset 15 is evenly distributed.
Described nose girder 7 is made of i beam 11, box-shaped arch rib 14 and gusset 15, box-shaped arch rib 14 symmetries are fixedly connected on i beam 11 both sides, the end flat of box-shaped arch rib 14 is connected on the upper surface of i beam 11 bottom wing listriums, the arch face that connects evenly distributed gusset 15 box-shaped arch ribs 14 between box-shaped arch rib 14 and the i beam 11 is higher than the last plane of i beam 11, and nose girder 7 length are 5 times of girder 5 length.
Claims (3)
1 stoplog downward mobile formwork bridge fabrication machine, comprise girder (5), nose girder (7), comb shape lock piece (4), pier-side bracket (10), chassis (9), hydraulic system, template system, it is characterized in that: bridge fabrication machine is a symmetrical structure, chassis (9) is arranged on pier-side bracket (10) top, nose girder (7) is arranged on chassis (9) top, be provided with hydraulic jack (8) between chassis (9) and the nose girder (7), girder (5) is seated in the nose girder (7), on the bonding surface of nose girder (7) and girder (5), evenly distributed air cushion (6) is set, on the lateral surface of girder (5) two ends, the rotation voussoir is housed fixedly, hydraulic jack (8) lower end is fixed on the chassis (9), the upper end is positioned at load-bearing ear (12) below that is arranged on girder (5) both sides, comb shape crossbeam (4) is mounted in the guide rail (13) on the girder (5), guide rail (13) is perpendicular to the axis of girder (5), moving counterweight dolly (3) is mounted on the track of comb shape crossbeam (4) top, the hydraulic pressure push cylinder fixedly is equipped with in comb shape crossbeam (4) below, moving counterweight dolly (3) is provided with hoist engine, cable wire one end on the winding hoist engine is fixed on the butt end of comb shape crossbeam (4), and the other end is fixed on comb shape crossbeam (4) outer end.
2. stoplog downward mobile formwork bridge fabrication machine as claimed in claim, it is characterized in that: described girder (5), constitute by i beam (11), gusset (15), box-shaped arch rib (14), box-shaped arch rib (14) symmetry respectively is fixedly connected in the left and right sides groove of i beam (11), and gusset (15) distributes and is fixedly connected on the upper surface of i beam (11) top flange plate inwall and box-shaped arch rib (14).
3. stoplog downward mobile formwork bridge fabrication machine as claimed in claim, it is characterized in that: described nose girder (7) is made of i beam (11), box-shaped arch rib (14) and gusset (15), box-shaped arch rib (14) symmetry is fixedly connected on i beam (11) both sides, the end flat of box-shaped arch rib (14) is connected on the upper surface of i beam (11) bottom wing listrium, connect evenly distributed gusset (15) between box-shaped arch rib (14) and the i beam (11), the arch face of box-shaped arch rib (14) is higher than the last plane of i beam (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100610302A CN101509230B (en) | 2009-03-10 | 2009-03-10 | Overlap beams downstriker movable mould frame bridging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100610302A CN101509230B (en) | 2009-03-10 | 2009-03-10 | Overlap beams downstriker movable mould frame bridging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101509230A true CN101509230A (en) | 2009-08-19 |
| CN101509230B CN101509230B (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100610302A Expired - Fee Related CN101509230B (en) | 2009-03-10 | 2009-03-10 | Overlap beams downstriker movable mould frame bridging machine |
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| Country | Link |
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| CN (1) | CN101509230B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102198695A (en) * | 2011-04-19 | 2011-09-28 | 中铁二十四局集团有限公司 | Longitudinal moving method for outside die of box girder outer film |
| CN102561188A (en) * | 2010-12-23 | 2012-07-11 | 上海市基础工程有限公司 | Suspension balance beam of mobile formwork bridge fabrication machine |
| CN103132453A (en) * | 2011-11-28 | 2013-06-05 | 上海市基础工程有限公司 | Automatic opening and closing movable template system |
| CN103628419A (en) * | 2013-11-05 | 2014-03-12 | 中交一公局第三工程有限公司 | Construction method of movable formwork under large-span and small-curve-radius working condition |
| CN105014774A (en) * | 2015-08-05 | 2015-11-04 | 广东省水利水电第三工程局有限公司 | Formwork for prefabricated box girder |
| CN108385530A (en) * | 2018-02-24 | 2018-08-10 | 中国建筑第六工程局有限公司 | A kind of highway over strait spells wide section prefabricated case beam and sets up tooling and erection method |
| CN110644368A (en) * | 2019-09-29 | 2020-01-03 | 中铁大桥局集团第四工程有限公司 | Integral installation method of movable formwork |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2742026Y (en) * | 2004-11-20 | 2005-11-23 | 秦皇岛市北戴河通联路桥机械有限公司 | One gap type top guide beam moving mould frame bridge making machine |
| CN201010860Y (en) * | 2007-02-14 | 2008-01-23 | 中铁大桥局集团第一工程有限公司 | Downgoing movable mould base integral construction bridging machine |
| CN201381482Y (en) * | 2009-03-12 | 2010-01-13 | 武汉众磊工程机械技术有限公司 | Downward movable frame bridge fabrication machine with overlap beam |
-
2009
- 2009-03-10 CN CN2009100610302A patent/CN101509230B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561188A (en) * | 2010-12-23 | 2012-07-11 | 上海市基础工程有限公司 | Suspension balance beam of mobile formwork bridge fabrication machine |
| CN102198695A (en) * | 2011-04-19 | 2011-09-28 | 中铁二十四局集团有限公司 | Longitudinal moving method for outside die of box girder outer film |
| CN102198695B (en) * | 2011-04-19 | 2012-11-14 | 中铁二十四局集团有限公司 | Longitudinal moving method for outside die of box girder outer film |
| CN103132453A (en) * | 2011-11-28 | 2013-06-05 | 上海市基础工程有限公司 | Automatic opening and closing movable template system |
| CN103628419A (en) * | 2013-11-05 | 2014-03-12 | 中交一公局第三工程有限公司 | Construction method of movable formwork under large-span and small-curve-radius working condition |
| CN103628419B (en) * | 2013-11-05 | 2016-01-20 | 中交一公局第三工程有限公司 | A kind of Long span, small curve radius operating mode move down dynamic model frame construction method |
| CN105014774A (en) * | 2015-08-05 | 2015-11-04 | 广东省水利水电第三工程局有限公司 | Formwork for prefabricated box girder |
| CN108385530A (en) * | 2018-02-24 | 2018-08-10 | 中国建筑第六工程局有限公司 | A kind of highway over strait spells wide section prefabricated case beam and sets up tooling and erection method |
| CN108385530B (en) * | 2018-02-24 | 2023-09-15 | 中国建筑第六工程局有限公司 | Tooling and method for erecting prefabricated box girder of wide-section spliced by cross-sea expressway |
| CN110644368A (en) * | 2019-09-29 | 2020-01-03 | 中铁大桥局集团第四工程有限公司 | Integral installation method of movable formwork |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101509230B (en) | 2010-12-29 |
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Owner name: ZHEJIANG ZHONGLEI CRANE FACILITIES MANUFACTURE CO. Effective date: 20110826 |
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Effective date of registration: 20110826 Address after: 311800 Zhejiang Province, Zhuji city Jiyang Street Jianglong Industrial Development Zone Patentee after: Zhejiang Zhonglei Lifting Equipment Manufacturing Co.,Ltd. Address before: 430015 Hubei province Wuhan City Jiang'an District Huangxiaohe Road No. 142 Tongan building B block 601 Patentee before: Wuhan Zhonglei Engineering Machinery Technology Co., Ltd. |
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