CN105803952A - Assembly process equipment for overhauling of bridge girder with three-hinged arch mechanism - Google Patents
Assembly process equipment for overhauling of bridge girder with three-hinged arch mechanism Download PDFInfo
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- CN105803952A CN105803952A CN201410857967.1A CN201410857967A CN105803952A CN 105803952 A CN105803952 A CN 105803952A CN 201410857967 A CN201410857967 A CN 201410857967A CN 105803952 A CN105803952 A CN 105803952A
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- hinged
- arch
- arch mechanism
- bridge
- hinged arch
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Abstract
The invention relates to assembly process equipment for overhauling of a bridge girder with a three-hinged arch mechanism. The assembly process equipment comprises pile foundations (1) arranged in a front water area and a back water area of the bridge girder and a working platform (2); lifting equipment (3) used for disassembling, assembling and lifting components such as arch ribs (6), hinged shafts and hinged seats (5) of the three-hinged arch mechanism is installed on the working platform (2), and positioning devices (4, 41 and 42) for determining the spatial positions of the hinged shafts (5, 51 and 52) of the three-hinged arch mechanism are installed on the working platform (2); hinged lug holes (5 and 51 or 5 and 52) formed in the two ends of each arch rib (6) are parallel, the hinged lug holes (5 and 51) and the hinged lug holes (5 and 52) formed in the two sets of parallel arch ribs (61 or 62) have the equal hole distance and are coaxial, and holes (5, 51 and 52) of a three-hinged arch are basically parallel. After being overhauled to meet the technical requirements, the two sets of arch ribs (61 and 61) totally including four arch ribs are assembled on the assembly process equipment for overhauling of the bridge girder with the three-hinged arch mechanism, and then the reconstructed bridge girder with the three-hinged arch mechanism is obtained.
Description
Technical field
The present invention relates to the overhauling technology of the bridge of three-hinged arch mechanism, especially the overhauling technology of the bridge of two groups of three-hinged arch mechanisms arranged side by side.
Background technology
At present, Ningbo Ling Qiao carries out large repairs with " restoring the old as the old " policy.Ling Qiao is the three-dimensional three-hinged arch mechanism coupled by horizontal-associate by two group two of north and south arch rib three hinge body and two groups of arch ribs.Two groups seat fraising is parallel and often the fraising of group seat is coaxial；The fraising of arch rib two end is parallel and often group two groups of pitch-rows of arch rib are equal；Three fraisings are substantially parallel etc..As this spline structure of Ling Qiao in only this one, China, overhaul that reliable technological equipment must be had to ensure.
Three-hinged arch mechanism overhaul: the components such as the composition arch rib of three-hinged arch mechanism, hinge, free bearing are repaired by overhaul drawing, to be installed afterwards, assemble it is crucial that set up space frock coordinate system, determine the correct locus of six hinges of three-dimensional three-hinged arch mechanism, just can assemble, equip but without the packaging technology of three-hinged arch mechanism bridge overhaul so far.If the locus of six hinges of uncertain three-dimensional three-hinged arch mechanism, the truss that three-dimensional three-hinged arch mechanism will be a solid-state.This step work undercarriage overhaul must be accomplished, undercarriage overhaul have to do not accomplished yet, simply undercarriage overhaul difficulty is bigger.
Summary of the invention
The technical problem to be solved is that the packaging technology providing the bridge overhaul of a kind of three-hinged arch mechanism for the present situation of prior art is equipped, it is ensured that the correct locus of six hinges of three-dimensional three-hinged arch mechanism,
This invention address that the technical scheme that above-mentioned technical problem adopts is: the packaging technology equipment of a kind of three-hinged arch mechanism bridge overhaul, before being arranged on bridge, the pile foundation in rear waters and work platforms, work platforms is installed with dismounting, the hanging device of handling three-hinged arch mechanism and the packaging technology equipment of bridge overhaul, it is characterized in that: the positioner of the locus of the hinge determining three-hinged arch mechanism is installed on work platforms, wherein, two end hinged ear holes of every arch rib are parallel, the pitch-row of arch rib two groups parallel hinged ear hole thereon is equal and coaxial, the hole of three-hinged arch is substantially parallel etc..The packaging technology of three-hinged arch mechanism bridge overhaul is equipped it is crucial that set up space frock coordinate system, it is determined that the locus of six hinges of three-dimensional three-hinged arch mechanism, then assembles.
The positioner of the above-mentioned locus determining the hinge of three-hinged arch mechanism, free bearing has six, and three-hinged arch mechanism is linked up by two groups of arch ribs three secondary hinges, free bearing, and every secondary hinge, free bearing are positioned by the positioner of the locus of two hinges.
Above-mentioned hinge positioner is monoblock type or opposite opened sleeve block, and sleeve block can be directly installed on work platforms, it is also possible to installs on a mobile platform, then is connected with work platforms.
Above-mentioned hinge positioner is vee-block device.
Above-mentioned hinge positioner is positioning baffle or locating stop block device.
It is bridge crane or gantry crane that the above-mentioned outside at work platforms is installed with the hanging device of the components such as dismounting, the arch rib of handling three-hinged arch mechanism, hinge, free bearing.
At present, the overhaul of China and the foreign bridge but without three-hinged arch mechanism, thus so far but without the ripe frock of the overhaul of the bridge of three-hinged arch mechanism, and the technology of the overhaul of the bridge of three-hinged arch mechanism requires higher, it is necessary to there is corresponding technological equipment.Compared with prior art, originally it is an advantage of the current invention that: in the forward and backward waters of the bridge of overhaul three-hinged arch mechanism, pile foundation and work platforms are set, work platforms is installed with the hanging device of the components such as dismounting, the arch rib of handling three-hinged arch mechanism, hinge, free bearing, work platforms is installed with the device of the locus of the hinge determining three-hinged arch mechanism, wherein, the seat of two groups of arch ribs reams parallel and often organizes seat fraising coaxially；Two end hinged ear holes of every arch rib are parallel and often group two groups of pitch-rows of arch rib are equal；The hole of three-hinged arch is substantially parallel etc..Determine the locus of six hinges of three-dimensional three-hinged arch mechanism, then assemble, ensure the technology requirement of the bridge of three-hinged arch mechanism.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention, is the Ningbo structural representation with the Ling Qiao of the three-hinged arch mechanism that the Provincial Key literary composition in 76 years bridge ages is protected；
Fig. 2 is the embodiment of the present invention, is Ningbo another structural representation with the Ling Qiao of the three-hinged arch mechanism that the Provincial Key literary composition in 76 years bridge ages is protected；
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
nullAs shown in Figure 1，The present embodiment is the packaging technology equipment of the overhaul of the bridge of the three-hinged arch mechanism of emphasis Wen Bao Ningbo City of Zhejiang Province Ling Qiao，The three-hinged arch mechanism of Ling Qiao is 61 by two groups of arch ribs、62 and hinge ear and the three-hinged arch of hinge 5，Hinge the three-dimensional three-hinged arch mechanism coupled by horizontal-associate，Before bridge、Rear waters arranges pile foundation 1 and work platforms 2，Outside work platforms 2, dismounting is installed、The arch rib of handling three-hinged arch mechanism、Hinge、The hanging device 3 of the components such as free bearing，Hanging device 3 in Fig. 1 is bridge crane，The hinge 5 determining three-hinged arch mechanism is installed inside work platforms 2、51、The positioner 4 of the locus of 52、41、42，The positioner 4 of described locus、41、42 adopt opposite opened sleeve block，Two end hinged ear holes 5 of every arch rib 6 are parallel with 52 with 51 or 5，The pitch-row of arch rib 61 or 62 hinged ear hole thereon 5 and 51 and 5 and 52 two groups parallel is equal and coaxial，The hole 5 of three-hinged arch、51、52 is substantially parallel.When two groups of arch ribs 61 and 62, totally four arch rib overhauls, size, precision, form and position tolerance reach technology require after, Ling Qiao three-hinged arch mechanism bridge overhaul packaging technology equipment on assemble, it is thus achieved that the bridge of the three-hinged arch mechanism of the Ling Qiao lived again.If the packaging technology not adopting the overhaul of the bridge of the three-hinged arch mechanism of Ling Qiao is equipped, arch rib only with handling three-hinged arch mechanism, hinge, the hanging device 3 of the components such as free bearing, it is to reach hinge 5, 51, 52 is parallel to each other, hinge 5 in two groups of three-hinged arch and hinge 51 and hinge 52 self are coaxial, the bridge of the bridge of the three-hinged arch mechanism after assembling is a body to be three-hinged arch be in fact fixed arch steel frame construction, the advantage that final Ling Qiao loses three-hinged arch mechanism, after running a period of time, arch springing destroys, best is scrapped, bridge loses original style and features, it it not restoring the old as the old！
As shown in Figure 2, the present embodiment is the packaging technology equipment of the overhaul of the bridge of the three-hinged arch mechanism of Ling Qiao, with such scheme the difference is that the hanging device 3 in Fig. 2 is gantry crane, work platforms 2 is installed with the positioner 4,41,42 of the locus of the hinge 5,51,52 determining three-hinged arch mechanism.
Claims (6)
1. the packaging technology equipment of a three-hinged arch mechanism bridge overhaul, before being arranged on bridge, the pile foundation 1 in rear waters and work platforms 2, work platforms 2 is installed with dismounting, the hanging device 3 of handling three-hinged arch mechanism and the packaging technology equipment of bridge overhaul, it is characterized in that: the hinge 5 determining three-hinged arch mechanism is installed on work platforms 2, 51, the positioner 4 of the locus of 52, 41, 42, wherein, two end hinged ear holes 5 of every arch rib 6 are parallel with 52 with 51 or 5, the pitch-row of arch rib 61 or 62 hinged ear hole thereon 5 and 51 and 5 and 52 two groups parallel is equal and coaxial, the hole 5 of three-hinged arch, 51, 52 is substantially parallel.
2. the packaging technology equipment of three-hinged arch mechanism according to claim 1 bridge overhaul, it is characterized in that: the positioner 4 of the above-mentioned locus determining the hinge of three-hinged arch mechanism, free bearing 5 has six, three-hinged arch mechanism is linked up by two groups of arch ribs 6 three secondary hinges, free bearing 5, and every secondary hinge, free bearing 5 are positioned by the positioner 4 of the locus of two hinges.
3. the packaging technology equipment of three-hinged arch mechanism according to claim 1 bridge overhaul, it is characterised in that: above-mentioned hinge positioner 4 is monoblock type or opposite opened sleeve block 4.
4. the packaging technology equipment of three-hinged arch mechanism according to claim 1 bridge overhaul, it is characterised in that: above-mentioned hinge positioner 4 is vee-block device 4.
5. the packaging technology equipment of three-hinged arch mechanism according to claim 1 bridge overhaul, it is characterised in that: above-mentioned hinge positioner 4 is positioning baffle or locating stop block device 4.
6. the packaging technology equipment of three-hinged arch mechanism according to claim 1 bridge overhaul, it is characterised in that: the hanging device 3 being installed with the components such as dismounting, the arch rib of handling three-hinged arch mechanism, hinge, free bearing in the outside of work platforms is bridge crane or gantry crane 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857967.1A CN105803952A (en) | 2014-12-29 | 2014-12-29 | Assembly process equipment for overhauling of bridge girder with three-hinged arch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857967.1A CN105803952A (en) | 2014-12-29 | 2014-12-29 | Assembly process equipment for overhauling of bridge girder with three-hinged arch mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105803952A true CN105803952A (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410857967.1A Pending CN105803952A (en) | 2014-12-29 | 2014-12-29 | Assembly process equipment for overhauling of bridge girder with three-hinged arch mechanism |
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| CN (1) | CN105803952A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577165A (en) * | 2019-01-25 | 2019-04-05 | 中煤第三建设集团机电安装工程有限责任公司 | A kind of bridge steel lagging jack system and its hanging method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100565864B1 (en) * | 2005-12-15 | 2006-03-30 | 우경건설 주식회사 | Construction method of concrete arch through bridge combined with prestressed concrete box girder |
| CN1851137A (en) * | 2006-04-27 | 2006-10-25 | 中铁一局集团有限公司 | Gate-type crane semiarch integral-hoisting steel-pipe arch process |
| CN101864737A (en) * | 2010-06-11 | 2010-10-20 | 中铁大桥局集团有限公司 | Secondary vertical rotating construction method for arch rib of long-span steel arch bridge |
| CN103758044A (en) * | 2014-02-13 | 2014-04-30 | 腾达建设集团股份有限公司 | Arch rib closure method and arch rib closure control method based on unstressed state method |
| CN203834339U (en) * | 2014-01-16 | 2014-09-17 | 黑龙江工程学院 | Simple arch bridge |
-
2014
- 2014-12-29 CN CN201410857967.1A patent/CN105803952A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100565864B1 (en) * | 2005-12-15 | 2006-03-30 | 우경건설 주식회사 | Construction method of concrete arch through bridge combined with prestressed concrete box girder |
| CN1851137A (en) * | 2006-04-27 | 2006-10-25 | 中铁一局集团有限公司 | Gate-type crane semiarch integral-hoisting steel-pipe arch process |
| CN101864737A (en) * | 2010-06-11 | 2010-10-20 | 中铁大桥局集团有限公司 | Secondary vertical rotating construction method for arch rib of long-span steel arch bridge |
| CN203834339U (en) * | 2014-01-16 | 2014-09-17 | 黑龙江工程学院 | Simple arch bridge |
| CN103758044A (en) * | 2014-02-13 | 2014-04-30 | 腾达建设集团股份有限公司 | Arch rib closure method and arch rib closure control method based on unstressed state method |
Non-Patent Citations (1)
| Title |
|---|
| 徐立等: "一种拱肋变形对拱桥极限承载能力的影响分析"，徐立等，结构工程师，第5期，第44页-第48页", 《结构工程师》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577165A (en) * | 2019-01-25 | 2019-04-05 | 中煤第三建设集团机电安装工程有限责任公司 | A kind of bridge steel lagging jack system and its hanging method |
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Application publication date: 20160727 |