CN204780560U - Steel suspension bridge assembly structure - Google Patents
Steel suspension bridge assembly structure Download PDFInfo
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- CN204780560U CN204780560U CN201520398242.0U CN201520398242U CN204780560U CN 204780560 U CN204780560 U CN 204780560U CN 201520398242 U CN201520398242 U CN 201520398242U CN 204780560 U CN204780560 U CN 204780560U
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Abstract
The utility model discloses a steel suspension bridge assembly structure, including a plurality of support pile clusters, supporting member and bridge floor, the supporting member is bei leiliang, supports the pile cluster support and fixes bei leiliang with the bridge floor below, bei leiliang includes left beileiliang and right beileiliang, left and right beileiliang fixes the both sides at the bridge floor respectively, support a plurality of support of the inter block stake of pile cluster and transversely arrange side by side, and a plurality of supports pile clusters are at longitudinal arrangement, every upper end of supporting the pile cluster is all fixed with horizontal pile bolck spreader beam, and bei leiliang is connected with horizontal pile bolck spreader beam, sets up a plurality of horizontal distribution roof beams on beileiliang's the lower chord, transversely distributes roof beam and lower chord to be connected, and transversely distribute and set up vertical distribution roof beam on the roof beam, the bridge floor is set up vertically distribute on the roof beam. Above -mentioned steel suspension bridge holds formula steel suspension bridge down, and it is the supporting member to splice the bei leiliang who forms by bailey piece, can regard as the guardrail again, can solve steel suspension bridge among the prior art and put up and take time to take a lot of work the higher problem of cost.
Description
Technical field
The utility model relates to bridge construction technical field, particularly relates to a kind of steel suspension bridge assembly structure.
Background technology
Bridge suspension bridge is a kind of provisional bridge built for engineering construction and traffic requirements.Why need to set up suspension bridge, because in construction, build the top priority that pioneer road is the construction stage, cross over zanjon mountain valley in mountain area, or the land transportation of two sides, bridge location place and water transport all can not meet construct and movement requirement time, need temporary bridge for construction be built, temporary bridge for construction generally possesses that structure is simple, cost is low, material can be carried out the feature of recycling after being open to the traffic, and securely, rigidity can meet the requirement of engineering construction and transport.The suspension bridge of steel work is often used in pioneer road design.
Current steel suspension bridge great majority adopt Bailey beam as supporting member, form of structure adopts deck type mostly, namely bridge floor is laid on the upper end of Bailey beam, guards making need be carried out on bridge floor after the steel suspension bridge of this structure completes, to ensure the safety of constructor, not only wasted raw material but also time-consumingly to have taken a lot of work, equally also having taken time and effort during dismounting.And after adding guardrail, the weight of steel suspension bridge itself increases, under design bearing capacity, just can reduce again for the bearing capacity scope of constructor and constructional materials safe handling.
In sum, a kind ofly building conveniently, economy saves time, bearing capacity is strong steel suspension bridge design, is the common research direction of bridge construction technical field technician.
Utility model content
The utility model provides a kind of steel suspension bridge assembly structure, builds time-consuming taking a lot of work, the problem that cost is higher to solve steel suspension bridge of the prior art.
In order to solve the problems of the technologies described above, the utility model discloses following technical scheme:
A kind of steel suspension bridge assembly structure, comprise multiple supporting pile group, supporting member and bridge floor, described supporting member is Bailey beam, described supporting pile group is supported and fixed on below described Bailey beam and described bridge floor, described Bailey beam comprises left Bailey beam and right Bailey beam, and described left and right Bailey beam is separately fixed at the both sides of described bridge floor; In the group of described supporting pile group, multiple supporting pile is laterally arranged side by side, and multiple described supporting pile group is in longitudinal layout, the upper end of each described supporting pile group is all fixed with horizontal stake top spreader beam, described Bailey beam is connected with described horizontal stake top spreader beam, the lower chord of described Bailey beam is set up some transverse distribution beams, described transverse distribution beam is connected with described lower chord, and described transverse distribution beam sets up longitudinal distribution beam, and described bridge floor is set up in described longitudinal distribution beam.
Preferably, described supporting pile is steel pipe pile, and the upper end of described steel pipe pile offers transverse notch, and described horizontal stake top spreader beam is fixed in described transverse notch, and described horizontal stake top spreader beam is i iron.
Preferably, above-mentioned steel suspension bridge assembly structure, also comprise bracket steel, described bracket steel is welded on the both sides of described transverse notch.
Preferably, described left Bailey beam and described right Bailey beam are double-decker.
Preferably, described Bailey beam is connected with described horizontal stake top spreader beam gate-type stop.
Preferably, described transverse distribution beam is connected by U-bolt with described lower chord, Open Side Down for described U-bolt, described transverse distribution beam and described lower chord is stuck in described opening, and two nuts coordinated with described U-bolt are fixed on the below of lower chord.
Preferably, above-mentioned steel suspension bridge assembly structure, also comprises the first horizontal reinforcing support, and described first horizontal reinforcing support is fixed between adjacent described supporting pile group.
Preferably, above-mentioned steel suspension bridge assembly structure, also comprises the second horizontal reinforcing support, and described second horizontal reinforcing support is fixed between the adjacent supports stake in described supporting pile group.
Preferably, described transverse distribution beam and described longitudinal distribution beam are i iron, and described bridge floor is checkered steel plate.
From above technical scheme, a kind of steel suspension bridge assembly structure that the utility model provides, comprises supporting pile group, supporting member and bridge floor.Employing Bailey beam is supporting member, and supporting pile group is supported on below Bailey beam and bridge floor, and supporting pile group refers to that several supporting pile forms one group.Bailey beam comprises left Bailey beam and right Bailey beam, and left and right Bailey beam is fixed on the both sides of bridge floor; The group inner support stake of supporting pile group is laterally arranged side by side, and supporting pile group is longitudinally repeating to arrange.Laterally refer to bridge deck width direction, longitudinally refer to bridge length direction.The upper end of described supporting pile group is all fixed with horizontal stake top spreader beam, described Bailey beam is connected with described horizontal stake top spreader beam, the lower chord of described Bailey beam is set up some transverse distribution beams, described transverse distribution beam is connected with described lower chord, described transverse distribution beam sets up genesis analysis beam, and described bridge floor is set up in described longitudinal distribution beam.That is bridge floor sets up on the lower chord of Bailey beam, the steel suspension bridge of this assembly structure is Through Steel suspension bridge, the Bailey beam be spliced by beret truss is supporting member, can, as guardrail, need not also need again to carry out guards making as common deck type steel just beam after steel body structure has been set up on bridge floor again.Visible, Through Steel suspension bridge more uses manpower and material resources sparingly, construct consuming time shorter, cost is lower, and there is no the weight of guardrail, under identical bearing capacity, more construction material can be transported or facilitate more operating personnel operation on bridge floor simultaneously, be conducive to the construction speed of engineering to a certain extent.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required for embodiment is briefly described, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The horizontal section of a kind of steel suspension bridge assembly structure that Fig. 1 provides for the utility model embodiment arranges schematic diagram;
Longitudinal section of a kind of steel suspension bridge assembly structure that Fig. 2 provides for the utility model embodiment arranges schematic diagram;
Fig. 3 is the partial enlarged drawing of Fig. 2;
The steel pipe pile pile crown organigram of a kind of steel suspension bridge assembly structure that Fig. 4 provides for the utility model embodiment;
The structural representation of the gate-type stop of a kind of steel suspension bridge assembly structure that Fig. 5 provides for the utility model embodiment;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is the top view of Fig. 5;
The organigram of the U-bolt of a kind of steel suspension bridge assembly structure that Fig. 8 provides for the utility model embodiment;
Fig. 9 is the left view of Fig. 8;
The welding schematic diagram of the horizontal reinforcing support of a kind of steel suspension bridge assembly structure that Figure 10 provides for the utility model embodiment;
Figure 11 is the top view of Figure 10.
Wherein:
1-Bailey beam, 2-transverse distribution beam, 3-horizontal stake top spreader beam, the longitudinal distribution beam of 4-, 5-bridge floor, 6-bracket steel, 7-second horizontal reinforcing supports, 8-steel pipe pile, 9-flower window, 10-notch, 11-lower chord, 12 first horizontal reinforcing supports, 13-U type bolt, 14-nut.
Detailed description of the invention
The utility model embodiment provides a kind of steel suspension bridge assembly structure, builds time-consuming taking a lot of work, the problem that cost is higher to solve steel suspension bridge of the prior art.
Technical scheme in the utility model is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
A kind of steel suspension bridge of the utility model embodiment assembly structure, comprise multiple supporting pile group, supporting member and bridge floor 5, described supporting member is Bailey beam 1.Bailey beam 1 is the rank beam that Bailey bracket (steelframe of a cell) is assembled into, please refer to accompanying drawing 1 and accompanying drawing 2, the horizontal section of a kind of steel suspension bridge assembly structure that Fig. 1 provides for the utility model embodiment arranges schematic diagram, and longitudinal section of a kind of steel suspension bridge assembly structure that Fig. 2 provides for the utility model embodiment arranges schematic diagram.The width of bridge is laterally, and length direction is that longitudinally as shown in Figure 1, supporting pile group is supported and fixed on below Bailey beam 1 and bridge floor 5 in the horizontal.Supporting pile group is made up of multiple supporting pile, and the number of group inner support stake depends on the design bearing capacity size of steel suspension bridge and the support strength of single supporting pile.Described Bailey beam 1 comprises left Bailey beam and right Bailey beam, left and right Bailey beam is separately fixed at the both sides of described bridge floor 5, in the group of described supporting pile group, multiple supporting pile is laterally arranged side by side, and multiple described supporting pile group is in longitudinal layout, in group, the end face of multiple supporting pile in the same horizontal line, to fix with horizontal stake top spreader beam 3, often organize in supporting pile group and be all fixed with horizontal stake top spreader beam 3.Please refer to Fig. 3, Fig. 3 is the partial enlarged drawing of Fig. 2.Described Bailey beam 1 is connected with described horizontal stake top spreader beam 3, some transverse distribution beams 2 set up by the lower chord 11 of described Bailey beam 1, described transverse distribution beam 2 is connected with described lower chord 11, described transverse distribution beam 2 sets up longitudinal distribution beam 4, and described bridge floor 5 is set up in described longitudinal distribution beam 4.
That is bridge floor 5 sets up on the lower chord 11 of Bailey beam 1, the steel suspension bridge of above-mentioned assembly structure is Through Steel suspension bridge, the Bailey beam 1 be spliced by beret truss is supporting member, can, as guardrail, need not also need again to carry out guards making as common deck type steel just beam after steel body structure has been set up on bridge floor 5 again.Visible, Through Steel suspension bridge more uses manpower and material resources sparingly, construct consuming time shorter, cost is lower, and there is no the weight of guardrail, under identical bearing capacity, more construction material can be transported or facilitate more operating personnel operation on bridge floor 5 simultaneously, be conducive to the construction speed of engineering to a certain extent.
Below, we take design bearing capacity as the steel suspension bridge of 50T is example, analyzes the steel suspension bridge assembly structure that the utility model embodiment provides further.Composition graphs 1 and Fig. 2, the steel suspension bridge assembly structure that the utility model embodiment provides adopts lower support type, and often across being 9m across footpath, the longitudinal span that is between each supporting pile group is 9m.Bridge floor 5 clear span is 4.5m.
Described supporting pile is steel pipe pile 8, steel pipe pile 8 is the steel pipe post of φ 500 × 8mm, the form of inserted to play steel pipe pile is adopted to be squeezed into ground according to field geology situation, high according to the steel pipe pile top mark of design, prescind unnecessary steel pipe pile, then cut groove 32*18cm at the top of steel pipe pile 8, guarantee the notch 10 of the steel pipe pile 8 of same supporting pile group on the same line.Described horizontal stake top spreader beam 3 is fixed in described transverse notch 10, and described horizontal stake top spreader beam 3 is i iron.In order to meet bearing capacity, horizontal stake top spreader beam 3 is the I32a i iron of Two bors d's oeuveres, is transversely arranged in above-mentioned notch 10 side by side, as shown in Figure 4.
In order to fix above-mentioned horizontal stake top spreader beam 3 further, the utility model implements the steel suspension bridge assembly structure provided, also comprise bracket steel 6, described bracket steel 6 is welded on the both sides of described transverse notch 10, and welding position is along the arranged direction of common horizontal stake top spreader beam 3.Bracket steel 6 can play the supplemental support effect to horizontal stake top spreader beam 3.
Please refer to accompanying drawing 1, what Bailey beam 1 adopted is domestic 3m × 1.5m beret truss, we can see that left and right Bailey beam is double single layer structure, spacing between two rows is 45cm, connect with flower window 9 between transverse direction, this is equally also consider whether the Bailey beam 1 as supporting member meets the requirement of design bearing capacity.On the coast whole hole Bailey bracket is divided into two groups of spellings before erection, spelling base is answered smooth and in same level, connecting must be fastening.Bailey beam 1 is assembled into two groups of 9m mono-section, is installed by crane.Assembling process is: connect between beret truss, and---flower window is assembled---completes a hole Bailey beam 1 assembled.In the process of whole hole lifting Bailey beam 1, the position of precalculated suspension centre.The setting of hoisting point position, must make Bailey beam 1 uniform stressed, and the wire rope be bundled in is wanted firmly, and the long Bailey beam 1 of 9m is by crane on the I32a of steel pipe pile 8, and interface must be put on I32a, and front and back Bailey bracket on the same line, is guaranteed stressedly to reach requirement.
Described Bailey beam 1 is set up well, then fixes with described horizontal stake top spreader beam 3.Both are available connects with gate-type stop, as shown in Figure 5, and the structural representation of the gate-type stop of a kind of steel suspension bridge assembly structure that Fig. 5 provides for the utility model embodiment.Fig. 6 is the left view of Fig. 5, Fig. 7 be Fig. 5 for top view.Gate-type stop plays the fixation limited both positions.
Then, transverse distribution beam 2 laid by the lower chord 11 of the Bailey beam 1 as supporting member, by U-bolt 13, both are connected after laying, Open Side Down for described U-bolt 13, described transverse distribution beam 2 and described lower chord 11 are stuck in described opening, and two nuts 14 coordinated with described U-bolt 13 are fixed on the below of lower chord 11, please refer to Fig. 8 and Fig. 9, the organigram of the U-bolt 13 of a kind of steel suspension bridge assembly structure that Fig. 8 provides for the utility model embodiment, Fig. 9 is the left view of Fig. 8.Consider bonding strength, U-bolt 13 can adopt the round steel of φ 20.The lower chord 11 of every root Bailey beam 1 is all connected with transverse distribution beam 2 U-bolt 13, therefore every root transverse distribution beam 2 establishes 4 single u-shaped bolts 13.Then on transverse distribution beam 2, lay longitudinal distribution beam 4, the spacing of longitudinal distribution beam 4 is 20cm.Described transverse distribution beam 2 and described longitudinal distribution beam 4 are I32a i iron, and described bridge floor 5 is checkered steel plate, and thickness is 6mm.Last bridge floor 5 directly utilizes crane to install, and installs the method that bridge floor adopts staggered welding, has both ensured to meet requirement of expanding with heat and contract with cold, and can save material again.
In order to ensure the bearing capacity of whole steel suspension bridge better, after steel suspension bridge has been set up, steel pipe pile 8 should be reinforced.Above-mentioned steel suspension bridge assembly structure, also comprises the first horizontal reinforcing support 12, and described first horizontal reinforcing support 12 is fixed between adjacent described supporting pile group.
Similarly, in order to ensure the bearing capacity of whole steel suspension bridge better, above-mentioned steel suspension bridge assembly structure, also comprises the second horizontal reinforcing support 7, and described second horizontal reinforcing support 7 is fixed between the adjacent supports stake in described supporting pile group.Second horizontal reinforcing support 7 and the first horizontal reinforcing support 12 are all play the effect of reinforcing and supporting, and both support force direction is vertical, situation about simultaneously adding, and be equivalent to whole supporting pile group one, Liancheng entirety on horizontal and vertical, support effect is the strongest.Please refer to Figure 10, the welding schematic diagram of the horizontal reinforcing support of a kind of steel suspension bridge assembly structure that Figure 10 provides for the utility model embodiment.Figure 11 is the top view of Figure 10.First horizontal reinforcing support 12 and the second horizontal reinforcing support the steel pipe that 7 materials adopt φ 20, and employing is welded to connect.Can support in steel pipe walls at horizontal reinforcing and open degree of depth 2.1cm groove to fit with the surperficial radian of steel pipe pile 8.Before welding with steel pipe pile 8, steel pipe pile 8 weld should be eliminated rust.Reinforcing should be supportted on the line of centres of two steel pipe piles 8, to reach force request to greatest extent.
The above is only detailed description of the invention of the present utility model, those skilled in the art is understood or realizes the utility model.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
The above is only detailed description of the invention of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. a steel suspension bridge assembly structure, it is characterized in that, comprise multiple supporting pile group, supporting member and bridge floor, described supporting member is Bailey beam, described supporting pile group is supported and fixed on below described Bailey beam and described bridge floor, described Bailey beam comprises left Bailey beam and right Bailey beam, and described left and right Bailey beam is separately fixed at the both sides of described bridge floor; In the group of described supporting pile group, multiple supporting pile is laterally arranged side by side, and multiple described supporting pile group is in longitudinal layout, the upper end of each described supporting pile group is all fixed with horizontal stake top spreader beam, described Bailey beam is connected with described horizontal stake top spreader beam, the lower chord of described Bailey beam is set up some transverse distribution beams, described transverse distribution beam is connected with described lower chord, and described transverse distribution beam sets up longitudinal distribution beam, and described bridge floor is set up in described longitudinal distribution beam.
2. steel suspension bridge assembly structure according to claim 1, it is characterized in that, described supporting pile is steel pipe pile, and the upper end of described steel pipe pile offers transverse notch, described horizontal stake top spreader beam is fixed in described transverse notch, and described horizontal stake top spreader beam is i iron.
3. steel suspension bridge assembly structure according to claim 2, is characterized in that, also comprise bracket steel, described bracket steel is welded on the both sides of described transverse notch.
4. steel suspension bridge assembly structure according to claim 1, is characterized in that, described left Bailey beam and described right Bailey beam are double-decker.
5. steel suspension bridge assembly structure according to claim 1, is characterized in that, described Bailey beam is connected with described horizontal stake top spreader beam gate-type stop.
6. steel suspension bridge assembly structure according to claim 1, it is characterized in that, described transverse distribution beam is connected by U-bolt with described lower chord, Open Side Down for described U-bolt, described transverse distribution beam and described lower chord are stuck in described opening, and two nuts coordinated with described U-bolt are fixed on the below of lower chord.
7. steel suspension bridge assembly structure according to claim 1, is characterized in that, also comprises the first horizontal reinforcing support, and described first horizontal reinforcing support is fixed between adjacent described supporting pile group.
8. the steel suspension bridge assembly structure according to claim 1 or 7, is characterized in that, also comprises the second horizontal reinforcing support, and described second horizontal reinforcing support is fixed between the adjacent supports stake in described supporting pile group.
9. steel suspension bridge assembly structure according to claim 1, is characterized in that, described transverse distribution beam and described longitudinal distribution beam are i iron, and described bridge floor is checkered steel plate.
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| CN201520398242.0U CN204780560U (en) | 2015-06-10 | 2015-06-10 | Steel suspension bridge assembly structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342976A (en) * | 2017-12-26 | 2018-07-31 | 湖北华舟重工应急装备股份有限公司 | A kind of panel splicing type construction bridge |
| CN108442232A (en) * | 2018-04-30 | 2018-08-24 | 安徽省公路桥梁工程有限公司 | Assembled steel suspension bridge structure and its construction method |
| CN108755389A (en) * | 2018-07-09 | 2018-11-06 | 上海宝冶集团有限公司 | People's row steel suspension bridge and micro-steel pile connection structure and its construction method |
| CN111441254A (en) * | 2020-04-08 | 2020-07-24 | 中国五冶集团有限公司 | On-site pre-assembled jig frame for steel box girder bridge and installation method thereof |
| CN112411348A (en) * | 2020-11-27 | 2021-02-26 | 上海金鹿建设(集团)有限公司 | Construction trestle |
| CN113430912A (en) * | 2021-06-18 | 2021-09-24 | 广东省建筑设计研究院有限公司 | Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench |
-
2015
- 2015-06-10 CN CN201520398242.0U patent/CN204780560U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342976A (en) * | 2017-12-26 | 2018-07-31 | 湖北华舟重工应急装备股份有限公司 | A kind of panel splicing type construction bridge |
| CN108442232A (en) * | 2018-04-30 | 2018-08-24 | 安徽省公路桥梁工程有限公司 | Assembled steel suspension bridge structure and its construction method |
| CN108442232B (en) * | 2018-04-30 | 2023-09-26 | 安徽省公路桥梁工程有限公司 | Assembled steel temporary bridge structure and construction method thereof |
| CN108755389A (en) * | 2018-07-09 | 2018-11-06 | 上海宝冶集团有限公司 | People's row steel suspension bridge and micro-steel pile connection structure and its construction method |
| CN111441254A (en) * | 2020-04-08 | 2020-07-24 | 中国五冶集团有限公司 | On-site pre-assembled jig frame for steel box girder bridge and installation method thereof |
| CN112411348A (en) * | 2020-11-27 | 2021-02-26 | 上海金鹿建设(集团)有限公司 | Construction trestle |
| CN113430912A (en) * | 2021-06-18 | 2021-09-24 | 广东省建筑设计研究院有限公司 | Repairing and reinforcing device and repairing and reinforcing method for river-crossing cable trench |
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