CN106978778B - A kind of navigable overhead railway bridge of boats - Google Patents
A kind of navigable overhead railway bridge of boats Download PDFInfo
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- CN106978778B CN106978778B CN201710354911.8A CN201710354911A CN106978778B CN 106978778 B CN106978778 B CN 106978778B CN 201710354911 A CN201710354911 A CN 201710354911A CN 106978778 B CN106978778 B CN 106978778B
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- navigable
- floating
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/14—Floating bridges, e.g. pontoon bridges
- E01D15/145—Floating bridges, e.g. pontoon bridges displaceable or with sections movable to allow passing of water-borne traffic
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Abstract
The invention discloses a kind of navigable overhead railway bridges of boats, are set between water surface two sides, include successively from side bank to other side bank：Fixed trestle (1), movable trestle (2), lateral opening pontoon bridge (3), korneforos pontoon bridge (4), lateral opening pontoon bridge (3), movable trestle (2) and fixed trestle (1)；Fixed trestle (1) is fixed on bank, connects railway on the bank and movable trestle (2)；Movable trestle (2) is lifting structure, is connected and fixed trestle (1) and lateral opening pontoon bridge (3)；Korneforos pontoon bridge (4) includes the floating section (41) of more standard, wherein the standard close to water level depth position, which floats section (41), uses at least one floating section (42) of section navigable；The underlying space of the floating section (42) of navigable constitutes VI grade of navigation channel, passes through for spitkit.The structure is railway pontoon bridge, and can pass through train on bridge, while can open the navigation or air flight under bridge, and detachable spelling group is reused.It is mainly used for broad rivers, flow is larger, there is Navigation capacity, the higher river of river levee.
Description
Technical field
The present invention relates to mechanical structure and emergency traffic field of engineering technology, more particularly to a kind of navigable overhead iron
The road bridge of boats.
Background technology
Pontoon bridge is that a kind of ancient bridge crosses facility, replaces immobilizing foundation, spelling group speed with floating foundation, therefore answering
Occupy extremely important status in anxious engineering, river broad particularly with river surface, the depth of water.Pontoon bridge is compared with permanent bridge, warp
Good, the short time limit of Ji property, does not occupy bridge site place permanently.Pontoon bridge can be divided into railway pontoon bridge, highway pontoon bridge according to the difference of its carrying
With people's row pontoon bridge etc., wherein highway pontoon bridge and people's row pontoon bridge mostly use ribbon pontoon bridges structure, and railway pontoon bridge mostly uses longitudinal company
Continuous girder construction.The currently the only railway float bridge in China is six or seven formula railway float bridges, pontoon bridge maximum length 700m, but river during use
Stream needs are iceound, this is for there is the river of navigation demand that can not use.
Therefore propose it is a kind of can be used for open the navigation or air flight railway float bridge, mainly by two sides fix trestle, movable trestle, it is lateral opening and
Navigable is arranged in korneforos pontoon bridge composition, korneforos pontoon bridge stage casing, is VI grade of navigation channel when current train on bridge, logical for spitkit
It crosses, when large ship is needed across the bridge of boats, needs to remove the floating section of navigable, form I grade of navigation channel, but need pause train logical at this time
Row.
Invention content
The object of the present invention is to provide a kind of navigable overhead railway bridge of boats, which is railway pontoon bridge, can be led on bridge
Ranks vehicle, while can open the navigation or air flight under bridge, detachable spelling group is reused.It is mainly used for broad rivers, flow is larger, there is navigation energy
Power, the higher river of river levee.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of navigable overhead railway bridge of boats is set between water surface two sides, is wrapped successively from side bank to other side bank
It includes：Fixed trestle 1, movable trestle 2, lateral opening pontoon bridge 3, korneforos pontoon bridge 4, lateral opening pontoon bridge 3, movable trestle 2 and fixed trestle 1；
Fixed trestle 1 is fixed on bank, connects railway on the bank and movable trestle 2；
Movable trestle 2 is lifting structure, is connected and fixed trestle 1 and lateral opening pontoon bridge 3；
3 outer end of lateral opening pontoon bridge is hinged along trunnion axis with movable trestle 2, and inner end is hinged along trunnion axis with korneforos pontoon bridge 4；
Korneforos pontoon bridge 4 includes the floating section 41 of more standard, wherein the standard close to water level depth position, which floats section 41, uses at least one
It saves navigable and floats section 42；
The underlying space that navigable floats section 42 constitutes VI grade of navigation channel, passes through for spitkit.
The standard of the floating section 42 of the navigable and both sides is that multiple dismountable trunnion axis are hinged between floating section 41, is removed logical
Navigate the floating section 42 in hole, constitutes I grade of navigation channel, passes through for large ship.
The floating section 42 of the navigable floats pier bracket 422, floating pier link 423 and more piece including two 421, two groups of floating piers
Hole beam of opening the navigation or air flight section 424；Floating pier 421 is composed of multiple pontoons 6, and two groups of floating pier brackets 422 are fixed on two floating piers 421
Side, floating pier link 423 connect two groups of floating piers, and more piece navigation hole beam section 424 concatenates composition pontic and is fixed on two groups of floating pier brackets
On 422.
The floating pier 421 that the navigable floats section 42 includes driving device and automatic culvert system.
The floating section 41 of the standard includes more than two pontoons 6, pontoon bracket identical with 6 quantity of pontoon
411, pontoon link 412 and more standard beam section 413；Each pontoon bracket 411 is fixed on 6 top of pontoon, bridge foot
Boat link 412 connects two adjacent pontoons 6；The concatenation of more standard beam section 413 constitutes pontic and is fixed on pontoon bracket
On 411.
As seen from the above technical solution provided by the invention, one kind provided in an embodiment of the present invention is navigable overhead
Railway float bridge, the structure are railway pontoon bridge, and can pass through train on bridge, while can open the navigation or air flight under bridge, and detachable spelling group is reused.
It is mainly used for broad rivers, flow is larger, there is Navigation capacity, the higher river of river levee.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structural schematic diagram one of the navigable overhead railway bridge of boats provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram two of the navigable overhead railway bridge of boats provided in an embodiment of the present invention；
Fig. 3 is that the standard of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram one；
Fig. 4 is that the standard of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram two；
Fig. 5 is that the standard of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram three；
Fig. 6 is the navigable on-off structure schematic diagram three of the navigable overhead railway bridge of boats provided in an embodiment of the present invention；
Fig. 7 is the navigable on-off structure schematic diagram four of the navigable overhead railway bridge of boats provided in an embodiment of the present invention；
Fig. 8 is that the navigable of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram one；
Fig. 9 is that the navigable of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram two；
Figure 10 is that the navigable of the navigable overhead railway bridge of boats provided in an embodiment of the present invention floats section structure schematic diagram three；
Figure 11 is the movable trestle structural schematic diagram one of the navigable overhead railway bridge of boats provided in an embodiment of the present invention；
Figure 12 is two, of movable trestle structural schematic diagram of the navigable overhead railway bridge of boats provided in an embodiment of the present invention
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
The embodiment of invention, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, belongs to protection scope of the present invention.
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
As shown in Figures 1 and 2, a kind of navigable overhead railway bridge of boats is set between water surface two sides, from side bank to another
Side bank includes successively：Fixed trestle 1, movable trestle 2, lateral opening pontoon bridge 3, korneforos pontoon bridge 4, lateral opening pontoon bridge 3, movable trestle 2
With fixed trestle 1；
Fixed trestle 1 is fixed on bank, connects railway on the bank and movable trestle 2；Fixed trestle 1 is the conventional railway bridge of boats
Structure composition, it is commonly used in the prior art to be no longer described in detail.
Movable trestle 2 is lifting structure, is connected and fixed trestle 1 and lateral opening pontoon bridge 3；Movable trestle 2 such as Figure 11 and Figure 12
It is shown, it is made of multiple lifting piers 21 and multiple trestle beams 22.Lifting pier 21 uses separated type steel pipe pile foundation, pier shaft to be arranged in
The both sides of trestle beam are mainly made of tower column 211 and top beam 212 using door type structure, 213 liang of intermediate hoisting cross beam
Side can rise or fall along tower column 211, and be connect by steel strand wires with the top beam of pier shaft 212, the steel of both sides setting auxiliary
Tube column 214.Trestle beam support 215 and lateral opening pontoon bridge rotating stand 216 can be set on hoisting cross beam 213, and trestle beam 22 uses
Common slab and girder, gapless line are directly anchored in beam body, and the both ends of gapless line are equipped with slotted hole, and the length of slotted hole needs to meet
The needs that the gradient is adjusted are connect by fish platee with the gapless line in two hole beams using the short rail of activity at pier top position.Certainly living
The structure composition of dynamic trestle 2 or other conventional railway bridges of boats, it is commonly used in the prior art to be no longer described in detail.Active stack
Bridge 2 can be lifted, and lifting structure can meet railway longitudinal slope and the needs of water level regulation.
3 outer end of lateral opening pontoon bridge and movable trestle 2 are hinged along trunnion axis, specifically in movable trestle 2 with 3 phase of lateral opening pontoon bridge
Lateral opening pontoon bridge rotating stand 216 is set on the hoisting cross beam 213 of neighbour's lifting pier, 3 outermost end of lateral opening pontoon bridge is rotated with lateral opening pontoon bridge
The connection of bearing 216 is realized hinged along trunnion axis；3 inner end of lateral opening pontoon bridge is hinged along trunnion axis with korneforos pontoon bridge 4；Specifically hinged
Section is arranged along the horizontal the direction of the stud connection of multiple horizontal directions, horizontal direction i.e. flow.It realizes as the water surface rises
It falls and is rotated along trunnion axis, can voluntarily adapt to certain level changing amplitude.Since the lateral displacement of pontoon bridge is fixed mainly by anchor point,
Therefore pontoon bridge itself and it is not provided with the perpendicular hinge shaft rolled to each side along bridge axle line, to avoid the lateral displacement of bigger.
Lateral opening pontoon bridge 3 is the important component of exposed ways and korneforos part drop-over, and lateral opening pontoon bridge 3 uses conventional railway
The structure of bridge of boats pontoon bridge, it is commonly used in the prior art to be no longer described in detail.Its fixed form in water is trip setting one on the water
A fixed anchor point, fixed anchor point connect upstream floating drum by rope；Multiple pontoon ropes of upstream floating drum and lateral opening pontoon bridge 3
Connection, and multiple grip anchor points are set in downstream, multiple pontoons of lateral opening pontoon bridge 3 are connected by rope respectively.
Korneforos pontoon bridge 4 includes the floating section 41 of more standard, as shown in Fig. 3 to Fig. 5, the floating section of the standard 41 include two with
On pontoon 6, pontoon bracket 411 identical with 6 quantity of pontoon, pontoon link 412 and more standard beam section
413；Each pontoon bracket 411 is fixed on 6 top of pontoon, and pontoon link 412, which connects two adjacent pontoons 6, to be made
It is integrally formed, common stress, connects integral, the standard 41 knots of floating section between pontoon 6 by this conducting wire rigid-connecting device
Structure can effectively improve the lateral anti-overturning of overhead pontoon bridge.The concatenation of more standard beam section 413 constitutes pontic and is fixed on beam section support
On frame 5, continuous beam pontic can be bolted into specific more standard beam section 413, and beam section bracket 5 is fixed on pontoon bracket
On 411.
It is connect with beam section bracket 5 using pontoon bracket 411 between pontoon 6 and Standard Beam section 413, can disperse to transmit
On beam portion load to pontoon 6, at the same increase beam bottom to the water surface headroom.Pontoon bracket 411 is steel-tube construction, and branch stands on bridge
At the ship side of foot boat 6.
Floating 41 fixed form in water that saves of standard is that one fixed anchor point of trip setting, fixed anchor point pass through rope on the water
Connect upstream floating drum；Multiple pontoons 6 that upstream floating drum floats section 41 with standard are connect with rope, and multiple grips are arranged in downstream
Anchor point connects multiple pontoons 6 that standard floats section 41 by rope respectively.
As shown in Figures 1 and 2, in the case of P Passable train, lower section is by the structure of spitkit, wherein close
The standard of water level depth position floats section 41 and saves 42 using at least one section navigable is floating；The underlying space that navigable floats section 42 constitutes VI grade
Navigation channel passes through for spitkit.As shown in Figures 6 and 7, in the case of no thoroughfare train, the floating section 42 of navigable is removed, it is described
The floating section 42 of navigable and the floating section of standard 41 of both sides between be that dismountable multiple trunnion axis are hinged, remove the floating section 42 of navigable,
I grade of navigation channel is constituted, is passed through for large ship.Dismountable mechanical structure is conventional structure, in the prior art it is commonly used not
It is described in detail again.
Herein, it floats pier bracket 422 and pontoon bracket 411 is commonly referred to collectively as beam section bracket 5.
As shown in Fig. 8 to Figure 10, the navigable floats section 42 and includes the floating pier bracket 422 of two 421, two groups of floating piers, floats
Pier link 423 and more piece navigation hole beam section 424；Floating pier 421 is composed of multiple pontoons 6, and multiple pontoons 6 are combined into
One big floating pier.Two groups of floating pier brackets 422 are fixed on two 421 tops of floating pier, float pier link 423 and connect two groups of floating pier supports
Frame 422 floats and is connected by this conducting wire rigid-connecting device between pier 421 integral, and the spacing for floating pier 421 is larger, rigid connection dress
It sets and steel construction segment can be used, be connected at the ship string of pontoon.The navigable 42 structures of floating section can effectively improve navigable
Lateral anti-overturning.More piece navigation hole beam section 424 concatenates composition pontic and is fixed on two groups of floating pier brackets 422.Between floating pier 421
Spacing and floating pier bracket 422 height need to meet spitkit navigation require.
Floating 42 fixed form in water that saves of navigable is that one fixed anchor point of trip setting, fixed anchor point pass through rope on the water
Rope connects upstream floating drum；Upstream floating drum is connect with multiple pontoons 6 of the floating two floating piers 421 for saving 42 of navigable with rope, and
Multiple grip anchor points are set in downstream, connect multiple pontoons of the floating two floating piers 421 for saving 42 of navigable by rope respectively
6.Rope can be removed when moving.
In this example, the connection of overhead railway bridge of boats beam body part shares 4 hinge joint positions, respectively lateral opening pontoon bridge 3 with
Standard floats the link position of section 41 and standard floats the link positions that section 41 floats section 42 with navigable, and hinge joint is set at the position
Connection and adjustment pontoon bridge stress line style can be facilitated.It is all made of and is bolted between remaining beam body.
The floating pier 421 that the navigable floats section 42 includes driving device and automatic culvert system.Driving device is also
It is that the floating section 42 of navigable is self-powered, has from boat ability, automatic culvert system is set, it is floating by adjusting navigable into draining
The vertical position of section 42 realizes the alignment issues that articulated joint is connected when the dismounting of spelling group.
The entire navigable overhead railway bridge of boats carries out spelling group, the floating section of navigable to korneforos simultaneously when setting up, from two sides
42 be korneforos closure segment, and when closing up, navigable floats section 42 and is advanced into closed position by downstream bank, needs to ensure that navigable is floating at this time
The height for saving 42 is higher than the floating section in both sides, and it is high that automatic culvert system first passes through the floating section 42 of water storage cabin water inlet adjusting reduction navigable
Degree, the floating section 42 of fine tuning navigable is into bridge location, then drains raising, and the hinged otic placode of both sides is made to be mutually inserted, until keyhole is aligned
When stop vertical positioning, be inserted into pin completion and close up.
When removing floating section 42 of navigable, pin need to be pulled out, the floating section of navigable 42 sinks to exiting bridge location, navigated by water after rising to
The non-navigation position in upstream is berthed, and the anchor of the position can be cast in advance.
Railway float bridge structure proposed by the invention is suitable for broad and needs the river opened the navigation or air flight, it can also be used to which river levee is higher
Location can effectively simplify by the way that articulated joint is arranged in 42 positions of the floating section of navigable and close up and dismantle difficulty.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (5)
1. a kind of navigable overhead railway bridge of boats is set between water surface two sides, which is characterized in that from side bank to other side bank
Side includes successively：Fixed trestle (1), movable trestle (2), lateral opening pontoon bridge (3), korneforos pontoon bridge (4), lateral opening pontoon bridge (3), active stack
Bridge (2) and fixed trestle (1)；
Fixed trestle (1) is fixed on bank, connects railway on the bank and movable trestle (2)；
Movable trestle (2) is lifting structure, is connected and fixed trestle (1) and lateral opening pontoon bridge (3)；
Lateral opening pontoon bridge (3) outer end is hinged along trunnion axis with movable trestle (2), and inner end is hinged along trunnion axis with korneforos pontoon bridge (4)；
Korneforos pontoon bridge (4) includes the floating section (41) of more standard, wherein the standard close to water level depth position floats section (41) using at least
The one floating section (42) of section navigable；
The underlying space of the floating section (42) of navigable constitutes VI grade of navigation channel, passes through for spitkit.
2. the navigable overhead railway bridge of boats according to claim 1, which is characterized in that the floating section (42) of the navigable
It is that dismountable multiple trunnion axis are hinged between floating section (41) with the standard of both sides, removes the floating section (42) of navigable, constitute I grade of boat
Road passes through for large ship.
3. the navigable overhead railway bridge of boats according to claim 2, which is characterized in that the floating section (42) of the navigable
Including two floating piers (421), two groups of floating pier brackets (422), floating pier link (423) and more piece navigation hole beam section (424)；Floating pier
(421) it is composed of multiple pontoons (6), two groups of floating pier brackets (422) are fixed on above two floating piers (421), are floated pier and are connected
It connects frame (423) and connects two floating piers (421), more piece navigation hole beam section (424) concatenates composition pontic and is fixed on two groups of floating pier brackets
(422) on.
4. the navigable overhead railway bridge of boats according to claim 3, which is characterized in that the floating section (42) of the navigable
Floating pier (421) include driving device and automatic culvert system.
5. the navigable overhead railway bridge of boats according to claim 1,2,3 or 4, which is characterized in that the standard is floating
Section (41) includes that more than two pontoons (6), pontoon bracket (411) identical with pontoon (6) quantity, pontoon are connect
Frame (412) and more standard beam section (413)；Each pontoon bracket (411) is fixed on above pontoon (6), pontoon connection
Frame (412) connects two adjacent pontoons (6)；More standard beam section (413) concatenation constitutes pontic and is fixed on pontoon bracket
(411) on.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710354911.8A CN106978778B (en) | 2017-05-18 | 2017-05-18 | A kind of navigable overhead railway bridge of boats |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710354911.8A CN106978778B (en) | 2017-05-18 | 2017-05-18 | A kind of navigable overhead railway bridge of boats |
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| CN106978778A CN106978778A (en) | 2017-07-25 |
| CN106978778B true CN106978778B (en) | 2018-08-17 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468267B (en) * | 2018-04-26 | 2023-11-03 | 方明俊 | Floating pier sea-crossing bridge |
| CN109518590B (en) * | 2018-11-14 | 2024-01-30 | 中铁五局集团第二工程有限责任公司 | Suspension cable type river-crossing floating bridge |
| CN113981801B (en) * | 2021-11-03 | 2023-07-25 | 黄河勘测规划设计研究院有限公司 | Floating bridge capable of being opened and closed rapidly |
| CN116080841A (en) * | 2022-12-08 | 2023-05-09 | 保利长大工程有限公司 | Floating platform for integrated construction of water pile foundation |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1101880C (en) * | 1997-07-11 | 2003-02-19 | 刘守祥 | Submerged floating mobile bridges |
| JPH11209923A (en) * | 1998-01-28 | 1999-08-03 | Mitsubishi Heavy Ind Ltd | Closing type floating body bridge |
| CN201756677U (en) * | 2009-11-26 | 2011-03-09 | 周鹏 | Multipurpose pontoon bridge |
| CN201990928U (en) * | 2011-03-04 | 2011-09-28 | 长江航运规划设计院 | Pontoon pier steel approach bridge lifting device |
| CN202730631U (en) * | 2012-06-25 | 2013-02-13 | 谭姝颖 | Relative still water floating arch bridge |
| CN103194959B (en) * | 2013-04-11 | 2015-11-18 | 重庆交通大学西南水运工程科学研究所 | A kind of can adapt to river course SEA LEVEL VARIATION and meet river course navigation demand pontoon bridge |
| RU158150U1 (en) * | 2015-05-15 | 2015-12-20 | Лев Георгиевич Делюсто | PONTOON BRIDGE |
| CN206941365U (en) * | 2017-05-18 | 2018-01-30 | 中铁第五勘察设计院集团有限公司 | A kind of navigable overhead railway bridge of boats |
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