CN206941365U - 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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- CN206941365U CN206941365U CN201720558020.XU CN201720558020U CN206941365U CN 206941365 U CN206941365 U CN 206941365U CN 201720558020 U CN201720558020 U CN 201720558020U CN 206941365 U CN206941365 U CN 206941365U
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Abstract
The utility model discloses a kind of navigable overhead railway bridge of boats, between water surface two sides, include successively from side bank to opposite 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 and movable trestle (2) on the bank；Movable trestle (2) is lifting structure, the trestle that is connected (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 forms VI grade of navigation channel, passes through for spitkit.The structure is railway pontoon bridge, and can pass through train on bridge, while can be opened the navigation or air flight under bridge, and detachable spelling group is reused.It is mainly used in broad rivers, current are larger, there is Navigation capacity, the higher river of river levee.
Description
Technical field
It the utility model is related to mechanical structure and emergency traffic field of engineering technology, more particularly to a kind of navigable height
Frame railway float bridge.
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, particularly with river surface is broad, river of the depth of water.Pontoon bridge is compared with permanent bridge, warp
Good, the short time limit of Ji property, does not take bridge site place forever.The difference that pontoon bridge carries according to it can be divided into railway pontoon bridge, highway pontoon bridge
With people's row pontoon bridge etc., wherein highway pontoon bridge and people's row pontoon bridge use ribbon pontoon bridges structure more, and railway pontoon bridge is connected using longitudinal more
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, and this is for there is the river of navigation demand not use.
Therefore propose it is a kind of can be used for navigation railway float bridge, mainly by two sides fix trestle, movable trestle, it is lateral opening and
Korneforos pontoon bridge composition, korneforos pontoon bridge stage casing set navigable, are VI grade of navigation channel when current train on bridge, lead to for spitkit
Cross, when large ship is needed through the bridge of boats, it is necessary to remove the floating section of navigable, form I grade of navigation channel, but now need pause train to lead to
OK.
The content of the invention
The purpose of this utility model is to provide a kind of navigable overhead railway bridge of boats, and the structure is railway pontoon bridge, on bridge
Can be passed through train, while can be opened the navigation or air flight under bridge, and detachable spelling group is reused.It is mainly used in broad rivers, current are larger, have logical
Boat ability, the higher river of river levee.
The purpose of this utility model is achieved through the following technical solutions：
A kind of navigable overhead railway bridge of boats, between water surface two sides, is wrapped successively from side bank to opposite side bank
Include：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 and movable trestle 2 on the bank；
Movable trestle 2 is lifting structure, and be connected trestle 1 and lateral opening pontoon bridge 3；
The lateral opening outer end of pontoon bridge 3 is hinged with movable trestle 2 along trunnion axis, and the inner is hinged with korneforos pontoon bridge 4 along trunnion axis；
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
Save the floating section 42 of navigable；
The underlying space of the floating section 42 of navigable forms VI grade of navigation channel, passes through for spitkit.
It is that multiple dismountable trunnion axis are hinged between the floating section 42 of described navigable and the floating section 41 of standard of both sides, removes logical
Navigate the floating section 42 in hole, forms I grade of navigation channel, passes through for large ship.
The floating section 42 of described navigable includes two floating 421, two groups of pier floating pier bracket 422, floating pier link 423 and more pieces
Hole beam of opening the navigation or air flight section 424；Floating pier 421 is combined by 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 of the floating section 42 of described navigable includes drive device and automatic culvert system.
The floating section 41 of described standard includes more than two pontoons 6 and the quantity identical pontoon bracket of pontoon 6
411st, pontoon link 412 and more standard beam section 413；Each pontoon bracket 411 is fixed on the top of pontoon 6, bridge pin
Boat link 412 connects two adjacent pontoons 6；The concatenation of more standard beam section 413 forms pontic and is fixed on pontoon bracket
On 411.
One kind that the utility model embodiment provides it can be seen from above-mentioned technical scheme provided by the utility model can lead to
The overhead railway bridge of boats of boat, the structure are railway pontoon bridge, and can pass through train on bridge, while can be opened the navigation or air flight under bridge, detachably spelling group
Reuse.It is mainly used in broad rivers, current are larger, there is Navigation capacity, the higher river of river levee.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The accompanying drawing used is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present utility model
Example, on the premise of not paying creative work, can also be according to these accompanying drawings for one of ordinary skill in the art
Obtain other accompanying drawings.
Fig. 1 is the structural representation one for the navigable overhead railway bridge of boats that the utility model embodiment provides；
Fig. 2 is the structural representation two for the navigable overhead railway bridge of boats that the utility model embodiment provides；
Fig. 3 is the floating section structural representation of standard for the navigable overhead railway bridge of boats that the utility model embodiment provides
One；
Fig. 4 is the floating section structural representation of standard for the navigable overhead railway bridge of boats that the utility model embodiment provides
Two；
Fig. 5 is the floating section structural representation of standard for the navigable overhead railway bridge of boats that the utility model embodiment provides
Three；
Fig. 6 is the navigable on-off structure schematic diagram for the navigable overhead railway bridge of boats that the utility model embodiment provides
Three；
Fig. 7 is the navigable on-off structure schematic diagram for the navigable overhead railway bridge of boats that the utility model embodiment provides
Four；
Fig. 8 is the floating section structural representation of navigable for the navigable overhead railway bridge of boats that the utility model embodiment provides
One；
Fig. 9 is the floating section structural representation of navigable for the navigable overhead railway bridge of boats that the utility model embodiment provides
Two；
Figure 10 is the floating section structural representation of navigable for the navigable overhead railway bridge of boats that the utility model embodiment provides
Figure three；
Figure 11 is the movable trestle structural representation for the navigable overhead railway bridge of boats that the utility model embodiment provides
One；
Figure 12 is the movable trestle structural representation for the navigable overhead railway bridge of boats that the utility model embodiment provides
Two,
Embodiment
With reference to the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.Based on embodiment of the present utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of protection of the utility model.
The utility model embodiment is described in further detail below in conjunction with accompanying drawing.
As shown in Figures 1 and 2, a kind of navigable overhead railway bridge of boats, 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 and movable trestle 2 on the bank；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, and be connected trestle 1 and lateral opening pontoon bridge 3；Movable trestle 2 such as Figure 11 and Figure 12
It is shown, it is made up of multiple lifting piers 21 and multiple trestle beams 22.Lift pier 21 and use separated type steel pipe pile foundation, pier shaft is arranged in
The both sides of trestle beam, using door type structure, mainly it is made up of tower column 211 with back timber 212,213 liang of middle hoisting cross beam
Side can rise or fall along tower column 211, and be connected with the back timber 212 of pier shaft by steel strand wires, and both sides set the steel of auxiliary
Tube column 214.Trestle beam support 215 can be set on hoisting cross beam 213 and lateral opening pontoon bridge rotating stand 216, trestle beam 22 use
Conventional slab and girder, gapless line are directly anchored in beam body, and the both ends of gapless line are provided with slotted hole, and the length of slotted hole needs to meet
The needs of gradient regulation, pier top opening position are connected using the short rail of activity by fish platee with the gapless line in two hole beams.Certainly it is living
Dynamic trestle 2 can also be the structure composition of other conventional railway bridges of boats, 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.
The lateral opening outer end of pontoon bridge 3 is hinged with movable trestle 2 along trunnion axis, specifically in movable trestle 2 with the lateral opening phase of pontoon bridge 3
Lateral opening pontoon bridge rotating stand 216 is set on the hoisting cross beam 213 of neighbour's lifting pier, the lateral opening outermost end of pontoon bridge 3 rotates with lateral opening pontoon bridge
The connection of bearing 216 is realized to be hinged along trunnion axis；Lateral opening pontoon bridge 3 is inner to be hinged with korneforos pontoon bridge 4 along trunnion axis；Specifically be hinged
Section is arranged along the horizontal the direction of the stud connection of multiple horizontal directions, horizontal direction i.e. current.Realize as the water surface rises
Fall along trunnion axis and rotate, can voluntarily adapt to certain level changing amplitude.Because the lateral displacement of pontoon bridge is fixed mainly by anchor point,
Therefore pontoon bridge in itself and is not provided with the perpendicular hinge shaft rolled to each side along bridge axle line, to avoid bigger lateral displacement.
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 that trip sets one on the water
Individual 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 41 of described standard include two with
On pontoon 6, with the quantity identical pontoon bracket 411 of pontoon 6, pontoon link 412 and more standard beam section
413；Each pontoon bracket 411 is fixed on the top of pontoon 6, 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 horizontal anti-overturning of overhead pontoon bridge.The concatenation of more standard beam section 413 forms pontic and is fixed on beam section support
On frame 5, specific more standard beam section 413 can be bolted into continuous beam pontic, and beam section bracket 5 is fixed on pontoon bracket
On 411.
It is connected between pontoon 6 and Standard Beam section 413 using pontoon bracket 411 with beam section bracket 5, can disperses to transmit
Beam portion load increases beam bottom to the headroom of the water surface on pontoon 6.Pontoon bracket 411 is steel-tube construction, and branch stands on bridge
At the ship side of pin boat 6.
Standard 41 fixed form in water of floating section is that trip sets a fixed anchor point on the water, and fixed anchor point passes through rope
Connect upstream floating drum；Upstream floating drum is connected with multiple pontoons 6 of the floating section 41 of standard with rope, and sets multiple grips in downstream
Anchor point, multiple pontoons 6 of the floating section 41 of standard are connected 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 floating section 41 of the standard of water level depth position uses at least one floating section 42 of section navigable；The underlying space of the floating section 42 of navigable forms VI grade
Navigation channel, pass 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 both sides the floating section 41 of standard between be that dismountable multiple trunnion axis are hinged, remove the floating section 42 of navigable,
I grade of navigation channel is formed, 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, float 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 floating section 42 of described navigable includes two floating 421, two groups of piers and floats pier bracket 422, floats
Pier link 423 and more piece navigation hole beam section 424；Floating pier 421 is combined by 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 floating tops of pier 421, float pier link 423 and connect two groups of floating pier supports
Frame 422, float pier 421 between by this conducting wire rigid-connecting device connect it is integral, float pier 421 spacing it is larger, be rigidly connected dress
Steel construction section can be used by putting, and be connected at the ship string of pontoon.The navigable 42 structures of floating section can effectively improve navigable
Horizontal anti-overturning.More piece navigation hole beam section 423 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.
Navigable 42 fixed form in water of floating section is that trip sets a fixed anchor point on the water, and fixed anchor point passes through rope
Rope connects upstream floating drum；Upstream floating drum is connected with multiple pontoons 6 of two floating piers 421 of the floating section 42 of navigable with rope, and
Multiple grip anchor points are set in downstream, connect multiple pontoons of two floating piers 421 of the floating section 42 of navigable by rope respectively
6.Rope can be removed in movement.
In this example, the connection of overhead railway bridge of boats beam body part shares 4 pin joint positions, respectively lateral opening pontoon bridge 3 with
The link position of the floating section 41 of standard, and the link position of the floating section 41 of standard and the floating section 42 of navigable, the opening position set pin joint
It conveniently can connect and adjust pontoon bridge stress line style.It is connected by screw bolts between remaining beam body.
The floating pier 421 of the floating section 42 of described navigable includes drive device and automatic culvert system.Drive device is also
It is that the floating section 42 of navigable is self-powered, has from boat ability, automatic culvert system is set, adjusting navigable by entering draining floats
The vertical position of section 42, realize the alignment issues spelled and articulated joint is connected when assembling and dismantling are unloaded.
The whole 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, the floating section 42 of navigable is advanced into closed position by downstream bank, now needs to ensure that navigable floats
The height of section 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 regulation reduction navigable
Degree, the floating section 42 of fine setting navigable enters bridge location, then draining rise, is mutually inserted the be hinged otic placode of both sides, until keyhole aligns
When stop vertical positioning, insertion pin is completed to close up.
When removing the floating section 42 of navigable, pin need to be pulled out, the floating section 42 of navigable 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.
The railway float bridge structure that the utility model is proposed is applied to broad and needs the river opened the navigation or air flight, it can also be used to river levee
Section higher, by setting articulated joint in 42 positions of the floating section of navigable, it can effectively simplify and close up and dismantle difficulty.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should
It is defined by the protection domain of claims.
Claims (5)
1. a kind of navigable overhead railway bridge of boats, between water surface two sides, it is characterised in that from side bank to opposite 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 and movable trestle (2) on the bank；
Movable trestle (2) is lifting structure, the trestle that is connected (1) and lateral opening pontoon bridge (3)；
Lateral opening pontoon bridge (3) outer end is hinged with movable trestle (2) along trunnion axis, and the inner is hinged with korneforos pontoon bridge (4) along trunnion axis；
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 forms VI grade of navigation channel, passes through for spitkit.
2. the navigable overhead railway bridge of boats according to claim 1, it is characterised in that the floating section (42) of described 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, form I grade of boat
Road, pass through for large ship.
3. the navigable overhead railway bridge of boats according to claim 2, it is characterised in that the floating section (42) of described 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) combined by multiple pontoons (6), two groups of floating pier brackets (422) are fixed on above two floating piers (421), are floated pier and are connected
Connect frame (423) and connect two floating piers (421), more piece navigation hole beam section (424) concatenation forms 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, it is characterised in that the floating section (42) of described navigable
Floating pier (421) include drive device and automatic culvert system.
5. the navigable overhead railway bridge of boats according to claim 1,2,3 or 4, it is characterised in that described standard is floated
Section (41) includes more than two pontoons (6), is connected with pontoon (6) quantity identical pontoon bracket (411), pontoon
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 forms pontic and is fixed on pontoon bracket
(411) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720558020.XU CN206941365U (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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| CN201720558020.XU CN206941365U (en) | 2017-05-18 | 2017-05-18 | A kind of navigable overhead railway bridge of boats |
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| CN206941365U true CN206941365U (en) | 2018-01-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978778A (en) * | 2017-05-18 | 2017-07-25 | 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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2017
- 2017-05-18 CN CN201720558020.XU patent/CN206941365U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978778A (en) * | 2017-05-18 | 2017-07-25 | 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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