CN208136705U - A kind of make-shift bridge device - Google Patents
A kind of make-shift bridge device Download PDFInfo
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- CN208136705U CN208136705U CN201720571620.XU CN201720571620U CN208136705U CN 208136705 U CN208136705 U CN 208136705U CN 201720571620 U CN201720571620 U CN 201720571620U CN 208136705 U CN208136705 U CN 208136705U
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- bridge
- bailey
- bailey beam
- bridge pier
- road surface
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Abstract
The utility model discloses a kind of make-shift bridge devices, Simple bridge for temporary erection, the Bailey beam (8) across space under bridge including multiple vertical runway longitudinal gap arrangements, Bailey beam (8) is laid with the road surface distribution beam (9) of I-steel above, bamboo slab rubber (10) are laid in road surface distribution beam (9), cast-in-place concrete floorings (11) constitute road surface on bamboo slab rubber (10)；The interior embedded U-shaped bolt (16) of concrete slab (11) is connected with Bailey beam (8)；Each Bailey beam (8) both ends are equipped with end bridge pier, and centre is equipped with middle bridge pier, end bridge pier and middle bridge pier support Bailey beam (8).Entire lane is arranged in above river, and more traditional girder is reasonable to arrangement form along bridge, takes full advantage of space on river, avoids largely taking over the land for use, and effective protection two sides are afforested.The quantity of Yokogawa road arrangement reduced in korneforos pile foundation simultaneously, reduces difficulty of construction simultaneously, can effectively reduce current obstruction area.
Description
Technical field
The utility model relates to mechanical structure and traffic engineering technical field more particularly to a kind of make-shift bridge devices.
Background technique
Make-shift bridge is the Simple bridge of temporary erection.The bridge set up in order to facilitate construction, can for construction machinery
It is smoothly convenient current, sometimes for heavy construction such as subway station etc. is built, needs to relieve traffic congestion and major trunk roads driving is changed its course.Especially
It is may to build interim sidewalk without sufficient space in city, and friendship is dredged using make-shift bridge structure is built on river
Logical, general construction requirement is tight.Major urban arterial highway lane is more, and vehicle flow is big.How to accomplish economical, safe and easy for construction, is
Design a major issue of required consideration when make-shift bridge.
Traditional temporary construction steel suspension bridge does not use beams of concrete to come as make-shift bridge substantially also with regard to 4~8m wide.In addition
Traditional steel suspension bridge is longitudinally arranged using Bailey beam, i.e., Bailey beam is identical with road arrangement direction.In Urban Metro Construction, especially
Subway station is built under major trunk roads, discongests the general left and right 30m wide of engineering make-shift bridge.Urban Bridge volume of traffic is big, right simultaneously
Noise pollution requires strictly, especially to pass through school, hospital, resident living area.Traditional steel suspension bridge arrangement form, which is difficult to meet, to be wanted
It asks, it is inevitable to influence the practical cross-section of river in river, followed by noise.According to permanent concrete bridge structure, investment
At high cost, speed of application is slow, removal cost is higher.And it can not reuse.
Bailey beam is composed frame structure by Bei Leixiao by Bailey bracket and horizontal-associate frame, and Bailey bracket and shellfish thunder pin are standards
Commodity fittings, can with it splice be assembled into many components, equipment.As shown in Figure 1, being Bailey bracket structure, such as Fig. 2 and Fig. 3
For shellfish thunder latch structure.
Bailey bridge is also referred to as " assembly type steel bridge on highway ", and original name is " 321 " highway steel bridge.It is the combat readiness highway steel in China
Bridge.Bailey bridge is to be widely used in the world, a kind of the most popular bridge, it has structure simple, convenient transportation, is set up fast
Speed decomposes easy feature.It is provided simultaneously with large carrying capacity, the advantages that structural rigidity is strong, and fatigue life is long.It can be according to reality
The different across footpaths composition various types needed and temporary bridge for various purposes, meet an urgent need bridge and fixed bridge, have component few, weight
Gently, feature at low cost.
Summary of the invention
The purpose of the utility model is to provide a kind of make-shift bridge devices, and design is reasonable, easy construction, can be effectively reduced and apply
Work investment shortens the activity duration, and can make full use of the interim construction suspension bridge in river space.
The purpose of this utility model is achieved through the following technical solutions：
A kind of make-shift bridge device, for the Simple bridge of temporary erection, including multiple vertical runway longitudinal gap cloth
The Bailey beam across space under bridge set, the Bailey beam laterally include the sub- roof beam structure that multiple groups pass through mutually shellfish thunder pin connection,
Every sub- roof beam structure is constituted by three pieces Bailey bracket is arranged in parallel, is connected between three pieces Bailey bracket by horizontal-associate frame；
It is laid with the road surface distribution beam of I-steel above Bailey beam, bamboo slab rubber, scene on bamboo slab rubber are laid in the distribution beam of road surface
It is poured concrete slab and constitutes road surface；Embedded U-shaped bolt is connected with Bailey beam in concrete slab；
Each Bailey beam both ends are equipped with end bridge pier, and centre is equipped with middle bridge pier, and end bridge pier and middle bridge pier support Bailey beam.
The top mark that the top mark height of the middle bridge pier is higher than end bridge pier is high, and both ends, slope are higher than in the middle part of the Bailey beam of support
Spend %
The end bridge pier includes holding bored concrete pile and the crown beam for being set to end bored concrete pile upper end, and crown beam supports Bailey beam end.
The middle bridge pier includes middle bored concrete pile, casing, cover board, ribbed stiffener and fashioned iron distribution beam；Casing is placed in middle perfusion
Stake top portion pours casing top welded cover plate after middle bored concrete pile, welds fashioned iron distribution beam on cover board, and ribbed stiffener is arranged.
The road surface side of the temporary bridge device pontic is arranged anticollision barrier, and the other side is mated formation pavement, on the inside of pavement
If kerbstone, people's row railing is arranged in outside.
Described temporary bridge device end of the bridge entrance road surface one end is equipped with top cap, parados, ear wall and attachment strap；
Top cap is installed on above the bridge pier of end, and parados and ear wall are installed in top cap, and attachment strap is set on ear wall, is mated formation on attachment strap
Paving.
The concrete slab interval distance is arranged multiple transverse expansion joints, in the both ends concrete slab at expansion joint
Channel steel and U-shaped steel muscle are reinforced in setting；The U-shaped steel muscle and reinforcement channel steel welding, are embedded in concrete slab.Every certain
Transverse expansion joint is arranged in spacing
It is provided by the embodiment of the utility model a kind of interim it can be seen from above-mentioned technical solution provided by the utility model
Temporary bridge device, design is reasonable, easy construction, construction investment can be effectively reduced, shorten the activity duration, and can make full use of river
The interim construction suspension bridge in space.It avoids largely taking over the land for use, and effective protection two sides are afforested.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other accompanying drawings.
Fig. 1 is Bailey bracket structural schematic diagram；
In Fig. 1：001：Negative head, 002：Top boom bolt hole, 003：Support frame aperture, 004：Top boom, 005：Male, 006：
Lower boom, 007：Crossbeam backing plate, 008：Beam clamp hole, 009, lower boom bolt hole, 010：Window catch hole；
Fig. 2 is shellfish thunder latch structure schematic diagram；
Fig. 3 is the structural schematic diagram of section at the pontic of make-shift bridge device provided by the embodiment of the utility model；
Fig. 4 is the structural representation of section at the end of the bridge entrance of make-shift bridge device provided by the embodiment of the utility model
Figure；
Fig. 5 is the vertical structure schematic diagram of make-shift bridge device provided by the embodiment of the utility model.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, belongs to the protection scope of the utility model.
The utility model embodiment is described in further detail below in conjunction with attached drawing.
Embodiment one
As shown in Fig. 3, Fig. 4 and Fig. 5, a kind of make-shift bridge device for the Simple bridge of temporary erection, including multiple hangs down
The Bailey beam 8 across space under bridge of Through Lane longitudinal gap arrangement, space under bridge may be road or river, the shellfish
Thunder beam 8 laterally includes the sub- roof beam structure that multiple groups pass through mutually the connection of shellfish thunder pin 17, as shown in figure 5, every sub- roof beam structure is by three pieces shellfish thunder
Frame composition arranged in parallel is connected by horizontal-associate frame 20 between three pieces Bailey bracket；Upper and lower chord member is connected by shellfish thunder pin 17 between Bailey beam 8
It connects, specifically uses Bailey bracket, one group of three pieces, spacing 2X45cm, arrangement spacing is 90cm between longitudinal each group.Bailey beam is vertical
Runway arrangement, runway are arranged along river.Bailey beam top is laid with I-steel distribution beam, floorings are cast-in-place concrete bridge floor
Plate.Bamboo slab rubber is arranged between floorings and distribution beam, the template as casting concrete.Embedded U-shaped bolt in cast-in-place floorings
It is connected with Bailey beam top boom.
Bailey beam 8 is laid with the road surface distribution beam 9 of I-steel above, is laid with bamboo slab rubber 10, bamboo slab rubber 10 in road surface distribution beam 9
As the template of casting concrete, cast-in-place concrete floorings 11 constitute road surface on bamboo slab rubber 10；Concrete slab 11
Interior embedded U-shaped bolt 16 is connected with Bailey beam 8；U-bolt is specifically connect with Bailey beam top boom, top boom i.e. shellfish thunder
Rod piece above beam, the rod piece below corresponding lower boom i.e. Bailey beam；11 interval distance of concrete slab is set
Multiple transverse expansion joints are set, transverse expansion joint, setting in the both ends floorings 11 at expansion joint are specifically set at spacing intervals
Reinforce channel steel 18 and U-shaped steel muscle 19.The U-shaped steel muscle 19 is welded with channel steel 18 is reinforced, and is embedded in floorings 11.
8 both ends of Bailey beam are equipped with end bridge pier, and centre is equipped with middle bridge pier, and end bridge pier and middle bridge pier support Bailey beam 8, and hold bridge
Stake and setting laminated rubber bearing 21 on middle bridge pier, support Bailey beam 8.The top mark height of the middle bridge pier is higher than the top of end bridge pier
Absolute altitude is higher than both ends, the gradient 1% or so in the middle part of the Bailey beam 8 of support.Specific method is the corresponding Bailey beam of bridge pier in releasing
The shellfish thunder pin 17 of 8 top boom junction.By raising jackshaft stake top absolute altitude, while 8 lower edge of jackshaft pile top position Bailey beam
Bar junction is connected with shellfish thunder pin 17, and top boom junction does not install shellfish thunder pin 17, raising jackshaft stake top absolute altitude, making two sides shellfish
Thunder beam 8 can be freely rotated around korneforos bridge pier top, form the 1% transverse drainage gradient.
The end bridge pier includes holding bored concrete pile 1 and the crown beam 2 for being set to end 1 upper end of bored concrete pile, and crown beam 2 supports Bailey beam 8
End.The middle bridge pier includes middle bored concrete pile 3, casing 4, cover board 5, ribbed stiffener 6 and fashioned iron distribution beam 7；Casing 4 is placed in middle filling
3 top of stake is infused, 4 top welded cover plate 5 of casing after middle bored concrete pile 3 is poured, fashioned iron distribution beam 7 is welded on cover board 5, and be arranged and put more energy into
Rib 6.
As shown in Figure 1, anticollision barrier 12 is arranged in the road surface side of the temporary bridge device pontic, the other side is mated formation pavement
15, kerbstone 14 is set on the inside of pavement 15, people's row railing 13 is arranged in outside.
As shown in Fig. 2, described temporary bridge device end of the bridge entrance road surface one end is equipped with top cap 22, parados 23, ear wall 24
With attachment strap 25；Top cap 22 is installed on above the bridge pier of end, and parados 23 and ear wall 24 are installed in top cap 22, and attachment strap 25 is set to ear wall 24
On, paving 26 of mating formation on attachment strap 25.
For the utility model due to using 8 lateral arrangement of Bailey beam, horizontal span can achieve 15m or more large span.?
Make-shift bridge is built along river on the river of 27m, only three campsheds need to be set, wherein a campshed base is arranged in korneforos, and in addition two sides are respectively set
Set a campshed.Korneforos pier arrangement of pile foundation quantity is substantially reduced, current obstruction area is effectively reduced.Traditional Bailey beam indulges bridge to cloth
It sets, at bridge floor wider (reaching 30m), direction across bridge pile foundation is arranged by 5m spacing, stake diameter 1m, at least 7 campsheds, and 5 rank in korneforos,
Current obstruction area is 5 times of Bailey beam lateral arrangement.
In addition cross fall is set using korneforos pier top absolute altitude mode is raised, avoids using to arrangement using Bailey beam cross 8
Cross fall is arranged in traditional increase in-situ layer thickness, can effectively reduce in-situ layer concrete works amount, to reduce
Dead load.
The Bailey beam bridge lateral arrangement is used simultaneously, and vehicle enters and leaves bridge section abutment connection and reasonable arrangement, more to 8 stress of Bailey beam
It is advantageous.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
Subject to the scope of protection of the claims.
Claims (6)
1. a kind of make-shift bridge device, the Simple bridge for temporary erection, which is characterized in that vertical including multiple vertical runways
To the spaced apart Bailey beam (8) across space under bridge, the Bailey beam (8) laterally includes that multiple groups pass through mutually Bei Leixiao
(17) the sub- roof beam structure connected, every sub- roof beam structure are constituted by three pieces Bailey bracket is arranged in parallel, pass through horizontal-associate frame between three pieces Bailey bracket
(20) it connects；
Bailey beam (8) is laid with the road surface distribution beam (9) of I-steel above, is laid with bamboo slab rubber (10) in road surface distribution beam (9), bamboo glue
Cast-in-place concrete floorings (11) constitute road surface on plate (10)；The interior embedded U-shaped bolt (16) of concrete slab (11) with
Bailey beam (8) is connected；
Each Bailey beam (8) both ends are equipped with end bridge pier, and centre is equipped with middle bridge pier, end bridge pier and middle bridge pier support Bailey beam (8).
2. make-shift bridge device according to claim 1, which is characterized in that the top mark height of the middle bridge pier is higher than end bridge
The top mark of stake is high, and both ends, the gradient 1% are higher than in the middle part of the Bailey beam (8) of support.
3. make-shift bridge device according to claim 1 or 2, which is characterized in that the end bridge pier includes end bored concrete pile
(1) and set on the crown beam (2) for holding bored concrete pile (1) upper end, crown beam (2) supports Bailey beam (8) end.
4. make-shift bridge device according to claim 1 or 2, which is characterized in that the road surface of the temporary bridge device pontic
Anticollision barrier (12) are arranged in side, and pavement (15) are mated formation in the other side, set kerbstone (14) on the inside of pavement (15), outside setting
People's row railing (13).
5. make-shift bridge device according to claim 1 or 2, which is characterized in that the temporary bridge device end of the bridge entrance
Road surface one end is equipped with top cap (22), parados (23), ear wall (24) and attachment strap (25)；
Top cap (22) is installed on above the bridge pier of end, and parados (23) and ear wall (24) are installed on top cap (22), and attachment strap (25) is set to
On ear wall (24), mat formation on attachment strap (25) paving (26).
6. make-shift bridge device according to claim 1 or 2, which is characterized in that between the concrete slab (11)
Every multiple transverse expansion joints are arranged, channel steel (18) and U-shaped steel muscle are reinforced in setting in the concrete slab (11) at expansion joint both ends
(19)；The U-shaped steel muscle (19) and reinforcement channel steel (18) welding, are embedded in concrete slab (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571620.XU CN208136705U (en) | 2017-05-22 | 2017-05-22 | A kind of make-shift bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571620.XU CN208136705U (en) | 2017-05-22 | 2017-05-22 | A kind of make-shift bridge device |
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| Publication Number | Publication Date |
|---|---|
| CN208136705U true CN208136705U (en) | 2018-11-23 |
Family
ID=64283257
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720571620.XU Active CN208136705U (en) | 2017-05-22 | 2017-05-22 | A kind of make-shift bridge device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188275A (en) * | 2020-01-16 | 2020-05-22 | 中交二航局第三工程有限公司 | Method for quickly erecting steel-concrete combined temporary bridge spanning existing tunnel U-shaped groove |
-
2017
- 2017-05-22 CN CN201720571620.XU patent/CN208136705U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188275A (en) * | 2020-01-16 | 2020-05-22 | 中交二航局第三工程有限公司 | Method for quickly erecting steel-concrete combined temporary bridge spanning existing tunnel U-shaped groove |
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