CN201635018U - Bridge-erecting machine suitable for section assembly of small-curve-radius bridges - Google Patents
Bridge-erecting machine suitable for section assembly of small-curve-radius bridges Download PDFInfo
- Publication number
- CN201635018U CN201635018U CN200920229512XU CN200920229512U CN201635018U CN 201635018 U CN201635018 U CN 201635018U CN 200920229512X U CN200920229512X U CN 200920229512XU CN 200920229512 U CN200920229512 U CN 200920229512U CN 201635018 U CN201635018 U CN 201635018U
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- main frame
- bridge
- free bearing
- girder
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Abstract
The utility model relates to a bridge-erecting machine suitable for section assembly of small-curve-radius bridges, belonging to the field of bridge construction equipment. The design is as follows: a flat-turning hinged seat is arranged between the middle of a girder of a main frame and the section at the connecting position of the girder with a front guide beam and a rear guide beam; the flat-turning hinged seat is in a steel box beam-type structure; connecting hinged seats respectively arranged on an upper cover plate and a lower plate of the steel box beam are connected by a vertical pin shaft; the vertical center line of the pin shaft is the central axis of the flat turning of the section of the main frame; the middle of a web plate of the steel box beam is provided with a hydraulic cylinder for providing power; anchor seats at the upper side and the lower side of the hydraulic cylinder can lock the bending state of the main frame; and a suspending system is connected with the main frame by a suspending hinged seat. The bridge-erecting machine has compact size, is especially suitable for the erection of the small-curve-radius bridges, improves the utilization ratio and construction efficiency of equipment, accelerates the construction progress, reduces influence on urban transportation, and is greatly beneficial to improving construction and building speed of the small-curve-radius bridges in municipal engineering of cities.
Description
Technical field
The utility model adapts to the section assembling bridge formation machine of small curve radius bridge, belongs to the bridge construction apparatus field, particularly prefabricated subsection assembly unit bridge formation machine.
Background technology
Along with the development of urban economy, vehicle increases sharply, and the original layout construction in city has limited the expansion of road, and for alleviating the situation of urban traffic blocking, viaduct and track traffic must become one of important means of alleviating traffic pressure.Carry out the construction of elevated bridge in the city, the machine of generally building bridge only can be finished setting up of straightway bridge, and curved section just needs to adopt the cast-in-situ form of construction work, and the engineering time is longer, and is big to the traffic impact of construction line.And domestic track traffic and municipal engineering construction, because the job location often is in bustling down town, strict requirement is arranged for the construction road occupying.And in the city during newly-built elevated bridge, construction line is limited by existing building, demand to little curve bridge is more and more, and existing bridge formation machine then can not satisfy the demand of building little curve bridge, and the bridge formation machine of exploitation adaptation small curve radius bridge construction is extremely urgent.
The utility model content
The purpose of this utility model provides a kind of section assembling bridge formation machine that adapts to the small curve radius bridge, to satisfy the demand of complicated geographical conditions to little curve bridge construction.
The utility model adapts to the section assembling bridge formation machine of small curve radius bridge, comprise supporting system, the lifting overhead traveling crane, main frame, suspension, main frame is by preceding, back launching nose and girder are formed, characteristics be the girder of main frame middle part and girder and before, the free bearing of flatting turn is set between the sections of the junction of back launching nose, this free bearing of flatting turn is a steel case girder structure, the connection free bearing that cover plate is provided with respectively about steel case beam connects by vertical bearing pin, the vertical center line of bearing pin is the central axis that the main frame sections is flatted turn, steel case web middle part is provided with hydraulic jack, up and down be provided with the finish rolling deformed bar anchoring part in both sides at hydraulic jack, after main frame is rotated in place, i.e. the bending form of lockable main frame; Suspension is by hanging beam and hanging free bearing and form, hanging beam is steel case girder structure, by finish rolling deformed bar and the anchor connection of beam sections piece, hangs the free bearing left-hand thread and is hanging the beam top flange plate, can hang move left and right on the beam, hang free bearing and be suspended on the main frame by finish rolling deformed bar.
The design is provided with the free bearing of flatting turn in the centre of girder and the junction of girder and forward and backward nose girder between the main frame sections, the vertical center line of bearing pin of free bearing of flatting turn is the central axis that the main frame sections is flatted turn, thereby the straight line segmentation main frame of bridge formation machine is converted into the broken line segmentation main frame that can rotate around the bearing pin of the free bearing of flatting turn; Be provided with a pair of hydraulic jack in steel case web middle part in the main frame bilateral symmetry, flatting turn for the main frame sections provides a pair of driving couple, hydraulic jack one by the main frame both sides pushes away, a couple of drawing drives the main frame sections and flats turn around connecting the vertical center line of free bearing bearing pin, after main frame is rotated in place, the finish rolling deformed bar of main frame both sides can provide a pair of direction identical active force, is used for locking the bending form of main frame.During bridge formation, adopt principle, make the center line of the design mechanism press close to the curve of bridge with folding Dai Qu, then by hanging the gap of adjusting between bridge curve and equipment straight line, thus satisfied demand of setting up the small curve radius bridge.
The design's machine of building bridge can bring into play the compact dimensions, overall structure safety of general bridge formation machine, to characteristics such as traffic impact under the bridge are little, can realize setting up of curved section bridge again, improved usage ratio of equipment, reduce the equipment input of unit in charge of construction, improved work efficiency, accelerated construction speed, reduced influence, helped improving the construction and the construction speed of small curve radius bridge in the municipal engineering of city greatly urban traffic.
Description of drawings
Fig. 1 the utility model general structure schematic diagram
Fig. 2 machine sections of building bridge hangs schematic cross-section
Fig. 3 the utility model main frame free bearing front view of flatting turn
Fig. 4 the utility model main frame free bearing vertical view of flatting turn
Fig. 5 the utility model suspension is hung beam and is hung the free bearing front view
Fig. 6 the utility model suspension is hung beam and is hung the free bearing lateral view.
The specific embodiment
Now in conjunction with the accompanying drawings, how further specify the utility model implements:
The section assembling bridge formation machine that adapts to the small curve radius bridge, comprise supporting system, the lifting overhead traveling crane, main frame, suspension, main frame is by preceding, back launching nose and girder are formed, characteristics be girder 1 middle part of main frame and girder 1 with before, the free bearing of flatting turn is set between the sections of the junction of back launching nose, this free bearing of flatting turn is a steel case girder structure, cover plate 7 is respectively arranged with and connects free bearing 4-1 about steel case beam, connecting free bearing 4-1 up and down connects by vertical bearing pin 4, the vertical center line that connects free bearing bearing pin 4 is the central axis that the main frame sections is flatted turn, thereby the straight line segmentation main frame of bridge formation machine is converted into the broken line segmentation main frame that can rotate around the bearing pin of connection free bearing; Be provided with a pair of hydraulic jack 5 in steel case web middle part in the main frame bilateral symmetry, flatting turn for the main frame sections provides power, 5 one of hydraulic jacks by the main frame both sides push away, one is drawn, being the main frame sections flats turn a pair of driving couple is provided around connecting the vertical center line of free bearing bearing pin, both sides be provided with finish rolling deformed bar anchoring part 6 at hydraulic jack about in the of 5, after main frame is rotated in place, provide a pair of direction identical active force by reinforcing bar anchoring part 6, i.e. the bending form of lockable main frame.
Suspension is by hanging beam 2 and hanging free bearing 3 and form, hang beam 2 and be steel case girder structure, by finish rolling deformed bar and the anchor connection of beam sections piece, hang free bearing 3 and be connected the top flange plate of hanging beam 2 by left-hand thread 3-1, and can hang move left and right on the beam 2, hang free bearing 3 and be hanging on the main frame by finish rolling deformed bar.During bridge formation, according to principle with folding Dai Qu, make the center line of the utility model bridge formation machine press close to the curve of bridge, transfer by suspension then, gradually reduce the gap between bridge curve and the design's broken line, satisfy the demand of setting up the small curve radius bridge, thereby perfection realizes setting up of small curve radius bridge.
Claims (3)
1. the section assembling bridge formation machine that adapts to the small curve radius bridge, comprise supporting system, the lifting overhead traveling crane, main frame, suspension, main frame is by preceding, back launching nose and girder are formed, it is characterized in that girder (1) middle part at main frame and girder (1) with before, the free bearing of flatting turn is set between the sections of the junction of back launching nose, this free bearing of flatting turn is a steel case girder structure, the connection free bearing (4-1) that cover plate is provided with respectively about steel case beam connects by vertical bearing pin (4), the vertical center line of bearing pin (4) is the central axis that the main frame sections is flatted turn, and steel case web middle part is provided with hydraulic jack (5), and the suspension free bearing (3) of suspension is suspended on the main frame.
2. the section assembling bridge formation machine of adaptation small curve radius bridge according to claim 1, it is characterized in that suspension is by hanging beam (2) and hanging free bearing (3) and form, hanging beam (2) is steel case girder structure, by finish rolling deformed bar and the anchor connection of beam sections piece, the left-hand thread (3-1) that hangs free bearing (3) is connected hangs beam (2) top flange plate, can hang upward move left and right of beam (2).
3. the section assembling bridge formation machine of adaptation small curve radius bridge according to claim 1 is characterized in that being provided with finish rolling deformed bar anchoring part (6) in both sides up and down at hydraulic jack (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920229512XU CN201635018U (en) | 2009-11-06 | 2009-11-06 | Bridge-erecting machine suitable for section assembly of small-curve-radius bridges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920229512XU CN201635018U (en) | 2009-11-06 | 2009-11-06 | Bridge-erecting machine suitable for section assembly of small-curve-radius bridges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201635018U true CN201635018U (en) | 2010-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920229512XU Expired - Fee Related CN201635018U (en) | 2009-11-06 | 2009-11-06 | Bridge-erecting machine suitable for section assembly of small-curve-radius bridges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201635018U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041784A (en) * | 2011-01-07 | 2011-05-04 | 四川路桥华东建设有限责任公司 | Horizontal rotation construction technology of oversized, overweight and special-shaped construction member through multipoint hoisting and horizontal rotation hanger |
| CN104805773A (en) * | 2015-05-15 | 2015-07-29 | 武汉通联机器科工有限公司 | Segmental assembled bridge girder erection machine for construction of small curved bridge |
| WO2016204694A1 (en) * | 2015-06-17 | 2016-12-22 | Sosrobahu 2 Pte. Ltd. | Device and method for turning an elevated heavy-load structure |
| CN108149588A (en) * | 2017-12-27 | 2018-06-12 | 福建聚云科技股份有限公司 | A kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge |
-
2009
- 2009-11-06 CN CN200920229512XU patent/CN201635018U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041784A (en) * | 2011-01-07 | 2011-05-04 | 四川路桥华东建设有限责任公司 | Horizontal rotation construction technology of oversized, overweight and special-shaped construction member through multipoint hoisting and horizontal rotation hanger |
| CN104805773A (en) * | 2015-05-15 | 2015-07-29 | 武汉通联机器科工有限公司 | Segmental assembled bridge girder erection machine for construction of small curved bridge |
| CN104805773B (en) * | 2015-05-15 | 2016-06-29 | 武汉通联路桥机械技术有限公司 | The Segmental assembling bridge-erecting machine of little curved bridge of constructing |
| WO2016204694A1 (en) * | 2015-06-17 | 2016-12-22 | Sosrobahu 2 Pte. Ltd. | Device and method for turning an elevated heavy-load structure |
| CN108149588A (en) * | 2017-12-27 | 2018-06-12 | 福建聚云科技股份有限公司 | A kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20171106 |