CN107761573B - Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting - Google Patents
Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting Download PDFInfo
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- CN107761573B CN107761573B CN201711227627.0A CN201711227627A CN107761573B CN 107761573 B CN107761573 B CN 107761573B CN 201711227627 A CN201711227627 A CN 201711227627A CN 107761573 B CN107761573 B CN 107761573B
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- bailey beam
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- jacking
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Abstract
The invention discloses a kind of crossing bridge bottom Bailey beam falseworks to jack transportation by driving method for dismounting, it is to set up jacking support frame respectively on two barges, two barges are located in Bailey beam bottom, water storage by the way that barge is discharged makes hull float, to be maked somebody a mere figurehead the preparatory Bailey beam removed top bearing beam and unload frame sandbox using jacking support frame；Steel beam bottom is cut and sailed out of to set Hoisting Position in adding the Bailey beam of dummy status to be held jointly by two barges, realize that barge jacks transportation by driving；It recycles crane barge by Bailey beam integral hoisting to bank temporary wharf, realizes crane barge integral hoisting.The present invention is removed suitable for crossing bridge bottom Bailey beam falsework, and Demolition Construction speed is fast, and demolishing process is highly-safe, and the river iceound time is short, considerably reduces influence of the support removing construction to river navigation interference.
Description
Technical field
The present invention relates to bridge construction falsework structural demolition technical field, more specifically a kind of crossing bridges
Structure of Bottom Large-span Bailey beam falsework jacks transportation by driving Demolition Construction method.
Background technique
With the fast development of bridge construction level, it is increasingly common that bridge construction is carried out using Support Method, and work of constructing
Method reaches its maturity.The sectional shelf-unit of steel pipe post and Bailey beam or fashioned iron is one of common falsework structure.By bridge
The limitation of beam bottom space can not carry out operation using large-scale Lifting implements, by taking steel pipe post and the sectional shelf-unit of Bailey beam as an example,
Tradition remove Bailey beam method be first break up separation Bailey beam group, Bailey beam group is split into several truss pieces, then by
A segment exports and lifts disembarkation, and still, this dismounting mode construction efficiency is low, and the occupancy navigation channel time is long, construction cost and peace
Full blast danger is high.
Summary of the invention
The present invention is to avoid above-mentioned deficiency of the prior art, and it is fast to provide a kind of Demolition Construction speed, is removed
Journey is highly-safe, and the river iceound time is short, can be reduced the crossing bridge bottom of influence of the support removing construction to river navigation interference
Portion's Bailey beam falsework jacks transportation by driving method for dismounting.
The present invention adopts the following technical scheme that in order to solve the technical problem
The characteristics of crossing bridge bottom Bailey beam falsework jacking transportation by driving method for dismounting of the present invention, is: on two barges
Jacking support frame is set up respectively, two barges are located in Bailey beam bottom, and the water storage by the way that barge is discharged makes on hull
It is floating, so that the preparatory Bailey beam removed top bearing beam and unload frame sandbox be maked somebody a mere figurehead using jacking support frame；In adding dummy status
Bailey beam held jointly by two barges and cut and sail out of steel beam bottom to set Hoisting Position, realize that barge jacks transportation by driving；It is sharp again
With crane barge by Bailey beam integral hoisting to bank temporary wharf, crane barge integral hoisting is realized.
The characteristics of crossing bridge bottom Bailey beam falsework of the present invention jacking transportation by driving method for dismounting be as follows into
Row construction:
Step 1: on barge, place the jacking support frame, the top are set up at the position of centre of gravity in the water proof storehouse of barge
Ascending branch support is to be fixedly welded the vertical supporting structure constituted by lower beam, column, upper beam, stringer and connection system, described vertical
Column is supported and is fixedly welded on the two sides ship side of barge；It removes the top bearing beam of quasi- jacking transportation by driving Bailey beam and unloads frame sandbox；
Step 2: two barges being travelled to the bottom of quasi- jacking transportation by driving Bailey beam, two barges are paralleled parking in Bailey beam
Symmetrical middle line lower section, be connected between two barges using bollard on barge with hawser, then, exclude barge every
Water storage makes barge hull floating withstand the quasi- bottom for jacking transportation by driving Bailey beam in sump；
Step 3: continuing for the water proof storehouse water storage of barge to be discharged, using the barge hull of floating by quasi- jacking transportation by driving Bailey beam
It is aerial, so that the quasi- jacking transportation by driving Bailey beam is detached from falsework, and it is higher by the top surface of falsework；
Step 4: the reservoir storage in the water proof storehouse of two barges is adjusted, so that quasi- jacking transportation by driving Bailey beam is in horizontal cross-arm two
On barge, after two barges are stablized with quasi- jacking transportation by driving Bailey beam by two barges synchronize sail out of the beam bottom of girder steel to set
Hoisting Position；
Step 5: on the set Hoisting Position, using crane barge by quasi- jacking transportation by driving Bailey beam integral hoisting to bank code
Quasi- jacking transportation by driving Bailey beam is then disassembled and classifies and be put in storage by head, completes Bailey beam falsework jacking transportation by driving and removes work.
The characteristics of crossing bridge bottom Bailey beam falsework jacking transportation by driving method for dismounting of the present invention, lies also in: completing to walk
When rapid 2 construction, Bailey beam is fixedly connected with the stringer in jacking support frame using U-bolt, and in Bailey beam and jacking
It is located at two sides between support frame and overturn-preventing diagonal brace is respectively set.
The characteristics of crossing bridge bottom Bailey beam falsework jacking transportation by driving method for dismounting of the present invention, lies also in: being walked
Before rapid 3 operation, quasi- jacking transportation by driving Bailey beam is separated with adjacent Bailey beam, releases quasi- jacking transportation by driving Bailey beam and interim
The fixed constraint of cradle top surface.
Compared with the prior art, the invention has the advantages that:
The present invention is removed suitable for crossing bridge bottom Bailey beam falsework, compared with traditional method for dismounting, due to adopting
With the construction method of barge jacking transportation by driving and crane barge integral hoisting, Demolition Construction mechanization degree is high, and Demolition Construction speed is fast,
Demolishing process is highly-safe, reduces manual operation, reduces construction cost, shortens the river iceound time, reduce bracket and tear open
Influence except construction to river navigation interference.
Detailed description of the invention
Fig. 1 is construction method facade status diagram of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is work progress schematic diagram of the present invention；
Fig. 5 is the side view of Fig. 4；
Fig. 6 is that support frame partial enlarged view is jacked in the present invention；
Figure label: 1 barge, 2 jacking support frames, 3 quasi- jacking transportation by driving Bailey beams, 4 bearing beams, 5 unload frame sandbox, 6 hawsers, and 7
Girder steel, 8 be U-typed bolt, 9 overturn-preventing diagonal braces, 101 bollards, 102 water proof storehouses, 103 ship sides, 201 lower beams, 202 columns,
203 upper beams, 204 stringers, 205 connection systems.
Specific embodiment
Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting in the present embodiment, it is characterized in that: at two
Jacking support frame is set up on barge respectively, two barges are located in Bailey beam bottom, the water storage by the way that barge is discharged makes
Hull floats, to be maked somebody a mere figurehead the preparatory Bailey beam removed top bearing beam and unload frame sandbox using jacking support frame；In adding
The Bailey beam of dummy status is held jointly by two barges cuts and sails out of steel beam bottom to set Hoisting Position, realizes barge jacking floating
Fortune；It recycles crane barge by Bailey beam integral hoisting to bank temporary wharf, realizes crane barge integral hoisting.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, crossing bridge bottom Bailey beam falsework jacking transportation by driving is removed in the present embodiment
It constructs as follows:
Step 1: preparation: on barge 1, place set up at the position of centre of gravity in the water proof storehouse 102 of barge jacking support
Frame 2, the height of jacking support frame 2 need, jacking support determining in conjunction with the draft of barge and the weight of quasi- jacking Bailey beam
It is 205 to be fixedly welded the vertical supporting knot constituted that frame 2, which is by lower beam 201, column 202, upper beam 203, stringer 204 and connection,
Structure, lower beam 201, upper beam 203 and stringer 204 are all made of fashioned iron group welding piece, and column 202 uses bolt steel pipe, along ship to vertical
Column is no less than three, and setting connection is 205 between ipsilateral ship side column, it is ensured that the overall stability of jacking support frame 2, column
202 support and are fixedly welded on the two sides ship side 103 of barge 1；To meet quasi- jacking transportation by driving Bailey beam 3 when jacking is aerial pair
In the requirement of the beam bottom space of girder steel 7, the top bearing beam 4 of quasi- jacking transportation by driving Bailey beam 3 is removed first and unloads frame sandbox 5.
Step 2: as shown in Figures 2 and 3, by two travelings of barge 1 to the bottom of quasi- jacking transportation by driving Bailey beam 3, two are refuted
Ship 1 is paralleled parking in the lower section of the symmetrical middle line of Bailey beam 3, and barge stand makes the overhanging of quasi- jacking transportation by driving Bailey beam two sides
Section is equal, and the spacing between two barges is no more than the 1/3 of beam of hull, to ensure to jack transportation by driving process Bailey beam
And the stabilization of hull, it is connected between two barges 1 using bollard 101 on barge with hawser 6, keeps it relatively stable；With
Afterwards, the bottom that water storage in the water proof storehouse 102 of barge 1 makes barge hull floating withstand quasi- jacking transportation by driving Bailey beam 3 is excluded；Using
Bailey beam 3 is fixedly connected by U-typed bolt 8 with the stringer 204 in jacking support frame 2, and in Bailey beam 3 and jacking support frame 2
Between be located at two sides overturn-preventing diagonal brace 9 is respectively set, with ensure Bailey beam falsework jacking transportation by driving during stablize, prevent from sending out
Life is toppled；For single layer Bailey beam, one of overturn-preventing diagonal brace is set；Need to be arranged twice overturn-preventing for the double-deck Bailey beam
Diagonal brace, overturn-preventing diagonal brace are made using channel steel, are connected by screw bolts between overturn-preventing diagonal brace and Bailey beam, with stringer 204
Between be fixedly welded.
Step 3: quasi- jacking transportation by driving Bailey beam 3 being separated with adjacent Bailey beam, directly between dismounting Bailey beam truss piece
Connection pin shaft Bailey beam can be separated, release the fixed constraint of quasi- jacking transportation by driving Bailey beam 3 and falsework top surface, including
It is located at the horizontal limit devices in falsework distribution beam for Bailey beam 3 to cut off using flame, removes Bailey beam 3 and interim branch
U-bolt between frame distribution beam；Then, continue for 102 water storage of water proof storehouse of barge 1 to be discharged, utilize the barge hull of floating
It is in aerial state by quasi- jacking transportation by driving Bailey beam 3, so that quasi- jacking transportation by driving Bailey beam 3 is detached from falsework, and is higher by interim branch
50~100mm of top surface of frame, interferes to avoid falsework, and jacking process need to monitor the lifting of quasi- jacking transportation by driving Bailey beam
The water storage velocity of discharge of amount and barge interval sump.
Step 4: the reservoir storage in the water proof storehouse 102 of two barges 1 is adjusted, so that quasi- jacking transportation by driving Bailey beam 3 is in horizontal horizontal
Load on two barges 1, after two barges 1 and quasi- jacking transportation by driving Bailey beam 3 stabilization by two barges 1 synchronize sail out of girder steel 7
Beam bottom to set Hoisting Position, as shown in Figure 4 and Figure 5.
Step 5: on set Hoisting Position, using crane barge by quasi- 3 integral hoisting of jacking transportation by driving Bailey beam to bank harbour,
Then quasi- jacking transportation by driving Bailey beam 3 is disassembled and classifies and is put in storage, Bailey beam falsework jacking transportation by driving is completed and removes work.
The method of the present invention is suitable for the dismounting of crossing bridge bottom Bailey beam falsework, and speed of application is fast, demolishing process
Highly-safe, the river iceound time is short, substantially reduces influence of the support removing construction to river navigation interference.
Claims (3)
1. a kind of crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting, it is characterized in that: dividing on two barges
Jacking support frame not to be set up, and two barges are located in Bailey beam bottom, the water storage by the way that barge is discharged makes hull float,
To which the preparatory Bailey beam removed top bearing beam and unload frame sandbox be maked somebody a mere figurehead using jacking support frame；In the shellfish of aerial state
Lei Liang is held jointly by two barges cuts and sails out of steel beam bottom to set Hoisting Position, realizes that barge jacks transportation by driving；It recycles floating
It hangs Bailey beam integral hoisting to bank temporary wharf, realizes crane barge integral hoisting；
The crossing bridge bottom Bailey beam falsework jacking transportation by driving method for dismounting is constructed as follows:
Step 1: the jacking support frame (2) is set up on barge (1), at the position of centre of gravity in the water proof storehouse (102) that is in barge,
The jacking support frame (2) is by lower beam (201), column (202), upper beam (203), stringer (204) and connection system (205)
It is fixedly welded the vertical supporting structure of composition, the column (202) supports and is fixedly welded on the two sides ship side of barge (1)
(103) on；It removes the top bearing beam (4) of quasi- jacking transportation by driving Bailey beam (3) and unloads frame sandbox (5)；
Step 2: by two barge (1) travelings to the bottom of quasi- jacking transportation by driving Bailey beam (3), two barges (1) are paralleled parking
The lower section of the symmetrical middle line of Bailey beam (3) is connected between two barges (1) using bollard (101) on barge with hawser (6)
It connects, then, water proof storehouse (102) the interior water storage for excluding barge (1) makes barge hull floating withstand quasi- jacking transportation by driving Bailey beam (3)
Bottom；
Step 3: continuing for water proof storehouse (102) water storage of barge (1) to be discharged, using the barge hull of floating by quasi- jacking transportation by driving shellfish
Lei Liang (3) is aerial, so that the quasi- jacking transportation by driving Bailey beam (3) is detached from falsework, and is higher by the top surface of falsework；
Step 4: the reservoir storage in the water proof storehouse (102) of two barges (1) is adjusted, so that quasi- jacking transportation by driving Bailey beam (3) is in level
Cross-arm is synchronous by two barge (1) after two barges (1) are stablized with quasi- jacking transportation by driving Bailey beam (3) on two barges (1)
The beam bottom of girder steel (7) is sailed out of to set Hoisting Position；
Step 5: on the set Hoisting Position, using crane barge by quasi- jacking transportation by driving Bailey beam (3) integral hoisting to bank code
Quasi- jacking transportation by driving Bailey beam (3) is then disassembled and classifies and be put in storage by head, is completed Bailey beam falsework jacking transportation by driving and is removed work
Make.
2. crossing bridge bottom Bailey beam falsework according to claim 1 jacks transportation by driving method for dismounting, it is characterized in that:
It is using U-bolt (8) that the stringer (204) in Bailey beam (3) and jacking support frame (2) is fixed when completing the construction of step 2
Connection, and be located at two sides between Bailey beam (3) and jacking support frame (2) and overturn-preventing diagonal brace (9) are respectively set.
3. crossing bridge bottom Bailey beam falsework according to claim 1 jacks transportation by driving method for dismounting, it is characterized in that:
Before the operation for carrying out step 3, quasi- jacking transportation by driving Bailey beam (3) is separated with adjacent Bailey beam, releases quasi- jacking transportation by driving
The fixed constraint of Bailey beam (3) and falsework top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711227627.0A CN107761573B (en) | 2017-11-29 | 2017-11-29 | Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711227627.0A CN107761573B (en) | 2017-11-29 | 2017-11-29 | Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting |
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| Publication Number | Publication Date |
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| CN107761573A CN107761573A (en) | 2018-03-06 |
| CN107761573B true CN107761573B (en) | 2019-04-16 |
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| CN201711227627.0A Active CN107761573B (en) | 2017-11-29 | 2017-11-29 | Crossing bridge bottom Bailey beam falsework jacks transportation by driving method for dismounting |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736206B (en) * | 2019-01-28 | 2023-11-28 | 宁波交通工程建设集团有限公司 | Cast-in-situ bracket structure for bridge side span closure of corrugated steel web continuous beam and construction method |
| CN113445436A (en) * | 2021-07-06 | 2021-09-28 | 中国建筑第二工程局有限公司 | Bridge pier temporary reinforcing structure under condition that does not stop |
| CN113373824B (en) * | 2021-07-10 | 2022-10-28 | 江苏百崮钢结构工程有限公司 | Mobile supporting device for river-crossing bridge construction |
| CN114875806A (en) * | 2022-06-15 | 2022-08-09 | 中建八局第三建设有限公司 | Method for jacking and disassembling bailey bracket under bridge |
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|---|---|---|---|---|
| JPS61122094A (en) * | 1984-11-19 | 1986-06-10 | Gouda Marine Eng:Kk | Structure for both floating dock and quay |
| JPH09221715A (en) * | 1996-02-15 | 1997-08-26 | Sekisui Chem Co Ltd | Pontoon bridge |
| CN101881007A (en) * | 2009-05-05 | 2010-11-10 | 上海船厂船舶有限公司 | Method for disassembling and assembling superaqueous bridge |
| CN106120565A (en) * | 2016-08-17 | 2016-11-16 | 中铁二十局集团第工程有限公司 | Large span bias Recumbent steel box tied arch bridge Buoys arrangement construction system |
| CN107366229A (en) * | 2017-07-07 | 2017-11-21 | 中铁七局集团第工程有限公司 | Both a kind of construction method of wired transom pier bent cap |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1040484C2 (en) * | 2013-11-05 | 2015-05-07 | Johannes Theodorus Brinkel | Gondola FOLDING BRIDGE. |
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2017
- 2017-11-29 CN CN201711227627.0A patent/CN107761573B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61122094A (en) * | 1984-11-19 | 1986-06-10 | Gouda Marine Eng:Kk | Structure for both floating dock and quay |
| JPH09221715A (en) * | 1996-02-15 | 1997-08-26 | Sekisui Chem Co Ltd | Pontoon bridge |
| CN101881007A (en) * | 2009-05-05 | 2010-11-10 | 上海船厂船舶有限公司 | Method for disassembling and assembling superaqueous bridge |
| CN106120565A (en) * | 2016-08-17 | 2016-11-16 | 中铁二十局集团第工程有限公司 | Large span bias Recumbent steel box tied arch bridge Buoys arrangement construction system |
| CN107366229A (en) * | 2017-07-07 | 2017-11-21 | 中铁七局集团第工程有限公司 | Both a kind of construction method of wired transom pier bent cap |
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| CN107761573A (en) | 2018-03-06 |
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