CN203654155U - Steel tube truss arch bridge - Google Patents
Steel tube truss arch bridge Download PDFInfo
- Publication number
- CN203654155U CN203654155U CN201320761938.6U CN201320761938U CN203654155U CN 203654155 U CN203654155 U CN 203654155U CN 201320761938 U CN201320761938 U CN 201320761938U CN 203654155 U CN203654155 U CN 203654155U
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- Prior art keywords
- arch
- plate
- open circles
- steel pipe
- binder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 96
- 239000010959 steel Substances 0.000 title claims abstract description 96
- 239000011230 binding agent Substances 0.000 claims description 35
- 238000005192 partition Methods 0.000 claims description 7
- 210000001015 abdomen Anatomy 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a steel tube truss arch bridge which comprises two hollow circular steel tube arch ribs, a hollow circular steel tube collar beam and a cross arm, wherein the cross arm is welded between the two hollow circular steel tube arch ribs, and a cross beam is welded to the hollow circular steel tube collar beam. The steel tube truss arch bridge further comprises an arch springing connecting device, the two ends of the hollow circular steel tube arch ribs and the two ends of the hollow circular steel tube collar beam are rigidly connected through arch springing connecting plates, and trussed web members are connected between the web portions of the hollow circular steel tube arch ribs and the hollow circular steel tube collar beam. The steel tube truss arch bridge is uniformly and reasonably stressed, the steel quantity is low, and construction cost is saved.
Description
Technical field
The utility model relates to bridge construction technical field, is specially a kind of steel pipe truss arch bridge.
Background technology
Steel are homogeneous materials that a kind of tension, resistance to compression and shear strength are higher, and steel member generally can design comparatively lightly, thereby the deadweight of steel work is lighter.At present, while adopting identical bridge, the span ability of steel bridge is greater than the bridge that adopts other materials to build.There is very strong competitiveness for Medium Span bridge steel bridge, and for the bridge of Ultra-Long Spans, non-steel bridge does not belong to.
According to mechanical system classification, steel bridge has beam, arch, the large primary structure of rope three.Truss bridge major bearing structures is girder, the design of girder moment of flexure control structure, and beam bridge span is little compared with arch bridge, Suo Cheng bridge; Steel arch bridge is due to relatively little from heavy and light, horizontal thrust, span ability, but span exceedes after 300m, and its steel using amount is large compared with Suo Cheng class bridge, and difficulty of construction is larger; Steel deck cable stayed bridge, suspension bridge economic span are more than 300m.
In truss bridge, steel truss girder is most widely used, and economic indicator is better.Steel truss structure is along with the increase of bridge span, and purlin height is also continuous increase, and along with the increase of span, the economic indicator of steel truss girder increases gradually.
Steel arch bridge span ability is large compared with steel truss girder, but along with the increase of span, steel arch bridge rise also increases gradually, and steel using amount index is also increasing gradually, construction machinery is required also more and more higher, and difficulty of construction is large, and construction cost is high.
Utility model content
The purpose of this utility model is to provide a kind of steel pipe truss arch bridge simple in structure in order to overcome above-mentioned deficiency.
The utility model comprises two open circles steel tube arch ribs, open circles steel pipe binder and stull, described stull is welded between two open circles steel tube arch ribs, on described open circles steel pipe binder, be welded with crossbeam, also comprise arch springing linkage, the two ends of the two ends of described open circles steel tube arch rib and open circles steel pipe binder form firm knot by arch springing junction plate, between the belly of described open circles steel tube arch rib and open circles steel pipe binder, are connected with truss-like web member.
Described crossbeam top full-bridge is in length and breadth to continuous laying steel bridge deck, described steel bridge deck longitudinally welds with binder, between described crossbeam and steel bridge deck, be vertically installed with I type girt strip, described steel bridge deck bottom transverse is provided with U-shaped girt strip, on described open circles steel pipe binder, is arranged with pipe stiffening ring.
Described arch springing linkage comprises gusset plate base plate and gusset plate top board, between described gusset plate base plate and gusset plate top board, be welded with two longitudinal gusset plates, the first half of described longitudinal gusset plate is trapezoidal plate, the latter half is rectangular slab, on the waist of described two trapezoidal plate homonymies, be welded with horizontal arch rib junction plate, the homonymy of described two rectangular slabs is welded with horizontal binder junction plate, described horizontal arch rib junction plate is connected with horizontal binder junction plate, described horizontal arch rib junction plate inner side is vertically provided with the first stiffening rib, described horizontal binder junction plate inner side is vertically provided with the second stiffening rib, between described two rectangular slabs, be provided with gusset plate lateral partitions, vertically between described rectangular slab outside and gusset plate base plate be provided with multiple cantilever diaphragms.
Described gusset plate base plate below is provided with backing plate.
Vertically between described gusset plate base plate and gusset plate top board be provided with multiple gusset plate lateral partitions.
The utility model arch rib, binder and web member adopt open circles steel pipe, and arch rib adopts truss-like web member to be connected with binder, and stressed evenly reasonable, steel using amount is low, has saved construction costs; Steel pipe, from heavy and light, can adopt large segmental construction, low to construction machinery requirement, is specially adapted to spanning existing railway, highway rotator construction, has reduced operating expenses; Steel pipe adopts factory to manufacture fished pipe, and weld steel pipe sections job site, and sections is few, and welding quality easily ensures, easy construction, and the construction period is short.
Brief description of the drawings
Fig. 1 is the utility model facade structures schematic diagram.
Fig. 2 is the utility model cross sectional representation.
Fig. 3 be in Fig. 1 A-A to schematic diagram.
Fig. 4 is part-structure enlarged diagram in Fig. 3.
Fig. 5 is arch springing linkage structural representation.
Detailed description of the invention
Further illustrate the utility model below in conjunction with drawings and Examples.
Embodiment: the utility model comprises two open circles steel tube arch ribs 1, open circles steel pipe binder 2 and stull 5, described stull 5 is welded between two open circles steel tube arch ribs 1, on described open circles steel pipe binder 2, be welded with crossbeam 6, also comprise arch springing linkage 4, the two ends of the two ends of described open circles steel tube arch rib 1 and open circles steel pipe binder 2 form firm knot by arch springing junction plate, between the belly of described open circles steel tube arch rib 1 and open circles steel pipe binder 2, are connected with truss-like web member 3.Described crossbeam 6 top full-bridges are in length and breadth to continuous laying steel bridge deck 9, described steel bridge deck 9 longitudinally and binder 2 weld, between described crossbeam 6 and steel bridge deck 9, be vertically installed with I type girt strip 7, described steel bridge deck 9 bottom transverse are provided with U-shaped girt strip 8, on described open circles steel pipe binder 2, are arranged with pipe stiffening ring 10.Described arch springing linkage 4 comprises gusset plate base plate 11 and gusset plate top board 12, between described gusset plate base plate 11 and gusset plate top board 12, be welded with two longitudinal gusset plates 13, the first half of described longitudinal gusset plate 13 is trapezoidal plate, the latter half is rectangular slab, on the waist of described two trapezoidal plate homonymies, be welded with horizontal arch rib junction plate 15, the homonymy of described two rectangular slabs is welded with horizontal binder junction plate 16, described horizontal arch rib junction plate 15 is connected with horizontal binder junction plate 16, described horizontal arch rib junction plate 15 inner sides are vertically provided with the first stiffening rib 17, described horizontal binder junction plate 16 inner sides that cover are vertically provided with the second stiffening rib 18, between described two rectangular slabs, be provided with gusset plate lateral partitions 19, between described rectangular slab and gusset plate lateral partitions 19, be provided with bridge deck 22, vertically between described rectangular slab outside and gusset plate base plate 11 be provided with multiple cantilever diaphragms 14, the other crossbeam stiffener 23 that is provided with of described cantilever diaphragm 14.Described gusset plate base plate 11 belows are provided with backing plate 20.Vertically between described gusset plate base plate 11 and gusset plate top board 12 be provided with multiple gusset plate lateral partitions 21.
Arch rib and binder are combined common bearing load, and arch rib, binder and web member adopt open circles steel pipe, and round steel pipe adopts plant-manufactured fished pipe, and bridge deck adopts the Orthotropic Steel Bridge Deck of close crossbeam system.The pipeline of bridge vertical load is as follows: vertical load passes to floor beam 6 by steel bridge deck 9; Crossbeam 6 passes to and the node of truss-like web member 3 by the longeron of open circles steel pipe binder 2, and the power of Nodes passes to open circles steel tube arch rib 1 by truss-like web member 3; Just has tied open circles steel tube arch rib 1 and open circles steel pipe binder 2 at arch springing place, and it is jointly stressed that open circles steel tube arch rib 1 and open circles steel pipe binder 2 are connected compatible deformation by arch springing linkage 4.
Steel pipe truss arch bridge of the present utility model, has the design feature of steel truss girder and steel arch bridge concurrently, effectively raises span ability; Meanwhile, arch rib and binder all adopt open circles steel pipe, and round steel pipe cross section property is good, from heavy and light, segmented in factory's manufacture, adopt large section assembling construction.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (5)
1. a steel pipe truss arch bridge, comprise two open circles steel tube arch ribs (1), open circles steel pipe binder (2) and stull (5), described stull (5) is welded between two open circles steel tube arch ribs (1), on described open circles steel pipe binder (2), be welded with crossbeam (6), it is characterized in that: also comprise arch springing linkage (4), the two ends of the two ends of described open circles steel tube arch rib (1) and open circles steel pipe binder (2) form firm knot by arch springing junction plate, between the belly of described open circles steel tube arch rib (1) and open circles steel pipe binder (2), be connected with truss-like web member (3).
2. steel pipe truss arch bridge according to claim 1, it is characterized in that described crossbeam (6) top full-bridge is in length and breadth to continuous laying steel bridge deck (9), described steel bridge deck (9) longitudinally welds with binder (2), between described crossbeam (6) and steel bridge deck (9), be vertically installed with I type girt strip (7), described steel bridge deck (9) bottom transverse is provided with U-shaped girt strip (8), is arranged with pipe stiffening ring (10) on described open circles steel pipe binder (2).
3. steel pipe truss arch bridge according to claim 1 and 2, it is characterized in that described arch springing linkage (4) comprises gusset plate base plate (11) and gusset plate top board (12), between described gusset plate base plate (11) and gusset plate top board (12), be welded with two longitudinal gusset plates (13), the first half of described longitudinal gusset plate (13) is trapezoidal plate, the latter half is rectangular slab, on the waist of described two trapezoidal plate homonymies, be welded with horizontal arch rib junction plate (15), the homonymy of described two rectangular slabs is welded with horizontal binder junction plate (16), described horizontal arch rib junction plate (15) is connected with horizontal binder junction plate (16), described horizontal arch rib junction plate (15) inner side is vertically provided with the first stiffening rib (17), described horizontal binder junction plate (16) inner side is vertically provided with the second stiffening rib (18), between described two rectangular slabs, be provided with gusset plate lateral partitions (19), the vertical multiple cantilever diaphragms (14) that are provided with between described rectangular slab outside and gusset plate base plate (11).
4. steel pipe truss arch bridge according to claim 3, is characterized in that described gusset plate base plate (11) below is provided with backing plate (20).
5. steel pipe truss arch bridge according to claim 4, is characterized in that the vertical multiple gusset plate lateral partitions (21) that are provided with between described gusset plate base plate (11) and gusset plate top board (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761938.6U CN203654155U (en) | 2013-11-27 | 2013-11-27 | Steel tube truss arch bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761938.6U CN203654155U (en) | 2013-11-27 | 2013-11-27 | Steel tube truss arch bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203654155U true CN203654155U (en) | 2014-06-18 |
Family
ID=50920563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320761938.6U Expired - Lifetime CN203654155U (en) | 2013-11-27 | 2013-11-27 | Steel tube truss arch bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203654155U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590321A (en) * | 2013-11-27 | 2014-02-19 | 中铁第四勘察设计院集团有限公司 | Steel tube truss arch bridge |
| CN105257031A (en) * | 2015-11-11 | 2016-01-20 | 太重（天津）重型装备科技开发有限公司 | Belt conveyor corridor system |
| CN106835935A (en) * | 2017-03-29 | 2017-06-13 | 哈尔滨工业大学 | A kind of outsourcing FRP steel pipe arch structures |
| CN108374324A (en) * | 2018-04-09 | 2018-08-07 | 广西大学 | Big truss arched bridge |
| CN112301866A (en) * | 2020-11-06 | 2021-02-02 | 深圳市桥博设计研究院有限公司 | Large-span three-arch three-cable-surface fully-combined structural system bridge and construction method thereof |
-
2013
- 2013-11-27 CN CN201320761938.6U patent/CN203654155U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590321A (en) * | 2013-11-27 | 2014-02-19 | 中铁第四勘察设计院集团有限公司 | Steel tube truss arch bridge |
| CN105257031A (en) * | 2015-11-11 | 2016-01-20 | 太重（天津）重型装备科技开发有限公司 | Belt conveyor corridor system |
| CN106835935A (en) * | 2017-03-29 | 2017-06-13 | 哈尔滨工业大学 | A kind of outsourcing FRP steel pipe arch structures |
| CN108374324A (en) * | 2018-04-09 | 2018-08-07 | 广西大学 | Big truss arched bridge |
| CN108374324B (en) * | 2018-04-09 | 2023-12-19 | 广西大学 | large truss arch bridge |
| CN112301866A (en) * | 2020-11-06 | 2021-02-02 | 深圳市桥博设计研究院有限公司 | Large-span three-arch three-cable-surface fully-combined structural system bridge and construction method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
|
| CX01 | Expiry of patent term |