CN207484276U - A kind of modular bridge structure - Google Patents
A kind of modular bridge structure Download PDFInfo
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- CN207484276U CN207484276U CN201721598613.5U CN201721598613U CN207484276U CN 207484276 U CN207484276 U CN 207484276U CN 201721598613 U CN201721598613 U CN 201721598613U CN 207484276 U CN207484276 U CN 207484276U
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Abstract
The utility model discloses a kind of modular bridge structures, the utility model is related to civil engineering bridge technology fields, its key points of the technical solution are that including the bridge pier for playing a supporting role, supporting course is equipped with above the bridge pier, the top of supporting course is equipped with top plate, the bottom of supporting course is equipped with bottom plate, the length of the top plate is longer than the length of bottom plate, supporting course is equipped with web, web is located at the left and right ends of bottom plate, and supporting course is equipped with strutbeam layer, and strutbeam layer is installed on above supporting course, strutbeam layer is internally provided with structure reinforcing bars, and strutbeam layer is hollow steel frame construction.The utility model has the advantages that：Own wt alleviates the work load of bridge pier, improves the bearing capacity of bridge in itself compared with bridge.
Description
Technical field
The utility model is related to civil engineering bridge technology field, more particularly to a kind of modular bridge structure.
Background technology
Along with the rapid development of economy and living standard, with road network popularizing in the whole nation, in some mountain areas or river
Region where flowing needs to build network of highways or the railway network that bridge is used for connecting two places.Various bridges also appear in
In our sight, the construction technology of bridge has also obtained significant progress.
At present, the Chinese patent of Publication No. CN205421042U discloses a kind of novel reinforced concrete bridge structure,
It includes concrete-bridge, is arranged on concrete-bridge lower end equipped with concrete pier, the concrete-bridge lower end
The first iron plate is provided with, the lower section of the first iron plate is equipped with the first weldment, and concrete pier top end side is equipped with the second iron
Plate, second iron plate is equipped with the second weldment, the first weldment and the second weldment by bar connecting, above reinforcing bar
Triangular cavity is filled by mortar.
But when building bridge in the more loose riverbed of soil property, the load-bearing limit of the bridge pier that can be laid be by
Natural conditions limitation, the body of a bridge uses concrete full packing structure, causes own wt overweight, has aggravated the burden of bridge pier, drops
The low bearing capacity of bridge in itself.
Utility model content
The purpose of this utility model is to provide a kind of modular bridge structure, under the premise of technology requirement is ensured, itself
Lighter in weight alleviates the work load of bridge pier, improves the bearing capacity of bridge in itself.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of modular bridge structure, including being used for the bridge pier played a supporting role, the bridge pier top is equipped with supporting course,
The top of supporting course is equipped with top plate, and the bottom of supporting course is equipped with bottom plate, and the length of the top plate is longer than the length of bottom plate, supporting course
Web is equipped with, web is located at the left and right ends of bottom plate, and supporting course is equipped with strutbeam layer, and strutbeam layer is installed on above supporting course,
Strutbeam layer is internally provided with structure reinforcing bars, and strutbeam layer is hollow steel frame construction.
By using above-mentioned technical proposal, the main body load-carrying members of supporting course and strutbeam layer composition are installed in bridge pier, with
Traditional bridge for being stuffed entirely with concrete is compared, and using less concrete, alleviates the weight of body of a bridge entirety, strutbeam layer is used
In the structural strength for strengthening load-carrying members, while further mitigate the dead weight of the body of a bridge.
Further setting：Top plate is equipped with several U-shaped floors, and U-shaped floor is installed on the lower surface of top plate, U-shaped floor U
The cross section of type floor is trapezoidal, and U-shaped floor is in hollow structure.
By using above-mentioned technical proposal, while load-bearing layer weight is mitigated, cross section is set U-shaped floor using trapezoidal
Meter, ensure that whole structural strength will not reduce.
Further setting：Web is equipped with several ribs, and ribs is located at the both wings position of whole load-carrying members.
By using above-mentioned technical proposal, ribs is used for the structural strength of assistant reinforcement supporting course, and uses reinforcement
Rib can be effectively in the situation for increasing minimum weight, and maximum increases whole structural strength.
Further setting：Cavity is equipped among supporting course, cavity is located at the center of supporting course, and cavity is through entire load-bearing
Layer.
By using above-mentioned technical proposal, cavity does not influence supporting course for further mitigating the dead weight of supporting course
Load-bearing capacity.
Further setting：Strutbeam layer include upper prefabricated board, lower prefabricated board with for the two to be connected what is formed a whole
Strutbeam.
By using above-mentioned technical proposal, strutbeam layer is located at the top of supporting course, and concrete is replaced using steel support structure
Structure also reduces the dead weight of the body of a bridge while enabling capabilities are increased.
Further setting：Three strutbeams are installed, a strutbeam is installed in strutbeam layer between upper prefabricated board and lower prefabricated board
Between, other two strutbeams are respectively arranged at the left and right sides of strutbeam layer.
By using above-mentioned technical proposal, using this distribution mode, the structural strength of strutbeam layer and load-bearing energy are improved
Power.
Further setting：Upper prefabricated board and lower prefabricated board are equipped with connecting portion, and connecting portion is uniformly distributed in prefabricated board
Lower surface and lower prefabricated board upper surface, connecting portion are equipped with several reinforced bar sleeves.
By using above-mentioned technical proposal, connecting portion improves for reinforcement structure reinforcing bar and the intensity of prefabricated board junction
The intensity of connection.
Further setting：Connecting portion is equipped with several reinforced bar sleeves, and reinforced bar sleeve is located at the side of connecting portion, structure reinforcing bars
It is inserted in reinforced bar sleeve.
By using above-mentioned technical proposal, on the one hand reinforced bar sleeve is convenient to upper prefabricated board and lower pre- using structure reinforcing bars
Making sheet links together, and the opposing party is used to strengthen the structural strength of junction.
Further setting：The cross section of cavity is rectangular, and four apex angles of the cross section of cavity are set as fillet.
The occurrence of by using above-mentioned technical proposal, avoiding due to stress concentration, crack generated in angle.
In conclusion the utility model has the advantages that：
1. whole bridge structure is light-weight, the support pressure of bridge pier is alleviated, extends the service life of bridge.
2. reducing the dosage of concrete, natural resources is saved, it is effective to control construction cost, improve economic benefit.
Description of the drawings
Fig. 1 is modular bridge structure positive structure diagram.
In figure, 1, bridge floor；11st, gutter；12nd, osculum；2nd, bed course；21st, strutbeam；22nd, upper prefabricated board；23rd, under
Prefabricated board；24th, structure reinforcing bars；25th, connecting portion；251st, reinforced bar sleeve；3rd, supporting course；31st, top plate；311st, U-shaped floor；32nd, abdomen
Plate；321st, ribs；33rd, bottom plate；34th, cavity；4th, buffer layer；41st, upper mounted plate；42nd, damping bed course；43rd, bottom plate；
44th, compounded rubber gasket；45th, fixing bolt；46th, fixed closing piece；461st, fixed pin；5th, bridge pier；51st, cylinder；511st, impervious barrier；
52nd, waterproof construction；521st, foam floating block；522nd, waterproof membrane；523rd, containing cavities.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", " interior " and
" outer " is referred respectively to towards or away from the direction of particular elements geometric center.
Embodiment 1：A kind of modular bridge structure, as shown in Figure 1, including bridge floor 1, bridge floor 1 is used for and vehicle directly connects
It touches, bridge floor 1 uses concrete reinforcement structure, and the surface of bridge floor 1 is equipped with pitch, for improving 1 structural strength of bridge floor, carries simultaneously
The intensity on high road surface.
Bridge floor 1 is equipped with several gutters 11, and gutter 11 is located at the left and right sides of bridge floor 1, while 1 intermediate projections of bridge floor
It is tilted in 1 ° to both sides, gutter 11 is used to drain the rainwater of road aggregation.Gutter 11 is equipped with several osculums 12, draining
Hole 12 is distributed on gutter 11, and the adjacent osculum 12 of each two is separated by identical distance, and osculum 12 penetrates through entire bridge
Structure makes the ponding on bridge floor 1 flow into osculum 12 from gutter 11, and be flowed into korneforos along osculum 12.
The lower section of bridge floor 1 is equipped with bed course 2, and bed course 2 is used to undertake the load-bearing responsibility of auxiliary.Bed course 2 wraps
Prefabricated board 22 and lower prefabricated board 23 are included, is set between upper prefabricated board 22 and lower prefabricated board 23 there are three strutbeam 21, a strutbeam 21
It is installed among bed course 2, other two strutbeams 21 are respectively arranged at the left and right sides inside bed course 2.
Upper prefabricated board 22 and lower prefabricated board 23 are equipped with multigroup connecting portion 25, and the side of connecting portion 25 is equipped with several reinforcing bars
Sleeve 251.Bed course 2 is internally provided with structure reinforcing bars 24, and structure reinforcing bars 24 are inserted among reinforced bar sleeve 251, are made prefabricated
Plate 22 and lower prefabricated board 23 are securely attached to together, and structure reinforcing bars 24 are inclined to set, group between adjacent structure reinforcing bars 24
Structural strength is improved into support construction triangular in shape.
The lower section of bed course 2 is equipped with supporting course 3, and supporting course 3 is whole to use reinforcing bar to use concrete as structural framework
As filler material, for ensureing good structural strength and load-bearing capacity.Supporting course 3 is equipped with top plate 31, and top plate 31 is installed on
The upper surface of supporting course 3, top plate 31 are equipped with several U-shaped floors 311, and U-shaped floor 311 is uniformly arranged in the following table of top plate 31
Face, and the cross section of U-shaped floor 311 is trapezoidal, and U-shaped floor 311 is not filled with any concrete among it in hollow setting.U
Type floor 311 is used to mitigate under the premise of ensureing not reduce load-bearing capacity the weight of bridge entirety.
Supporting course 3 be equipped with two blocks of webs 32 and bottom plate 33, two blocks of webs 32 be located at the left and right sides and with top plate 31 mutually
Vertically, and the upper end of web 32 is contacted with top plate 31；The lower end of web 32 is contacted with bottom plate 33.Web 32 is equipped with several add
Strong rib 321, ribs 321 is located at the both wings position of whole load-carrying members, since the both wings of bridge do not have vehicle traveling, for load-bearing
The requirement of ability is relatively low, and ribs 321 is used to ensure that load-bearing capacity meets design requirement, while fills out with traditional concrete
It fills structure to compare, weight significantly decreases, and one side is the raw material saved needed for construction, the prior abutment that reduces
Load-bearing pressure.
Cavity 34 is equipped among supporting course 3, cavity 34 is through entire supporting course 3, the direction of cavity 34 and road-center
The direction of line is parallel.Cavity 34 is located at the center of supporting course 3, and the cross section of cavity 34 is rectangular, the cross section of cavity 34
Four apex angles be set as fillet, avoid due to stress concentration, angle generate crack the occurrence of.Cavity 34 and whole
Comparing for fill concrete does not reduce load-bearing capacity, mitigates the weight of entire supporting course 3.
The lower section of supporting course 3 is equipped with bridge pier 5, and bridge pier 5 is used to support entire bridge structure.Bridge pier 5 includes cylinder 51, cylinder
51 are equipped with impervious barrier 511, and impervious barrier 511 is covered in the side surface of cylinder 51, impervious barrier 511 prevent river water directly with bridge pier 5
Surface contact, avoid river water corrosion bridge pier 5 main body support mechanism.
Bridge pier 5 is equipped with waterproof construction 52, and waterproof construction 52 includes foam floating block 521, and foam floating block 521 is around bridge pier
On 5, orange annulus is coated on foam floating block 521, convenient for observed stage.Foam floating block 521 is connected with waterproof membrane 522, waterproof
One end of film 522 is fixed with foam floating block 521, and waterproof membrane 522 is made using transparent waterproof material.Waterproof construction 52, which is equipped with, to be received
Receive chamber 523, containing cavities 523 are for storing waterproof membrane 522.When eagre, foam floating block 521 is increased with river surface, band
Dynamic waterproof membrane 522 wraps up cylinder 51, further protection bridge pier 5, the situation of reduction erodsion of stream bridge pier 5.
Buffer layer 4 is set to the junction of supporting course 3 and bridge pier 5, and buffer layer 4 is equipped with upper mounted plate 41 and bottom plate
43, buffer layer 4 is equipped with fixing bolt 45, and upper mounted plate 41 is fixed by fixing bolt 45 and supporting course 3；Bottom plate 43 passes through solid
Determine bolt 45 to fix with bridge pier 5.Damping bed course 42 is set to upper mounted plate 41 and bottom plate 43, and damping bed course 42 is by several compound
Rubber sheet gasket 44 stacks, and damping bed course 42 is used to slow down the impact between supporting course 3 and bridge pier 5, protects the connection of the two
Place slight crack will not occur because of impact.
The side of buffer layer 4 is equipped with fixed closing piece 46, and the upper end of fixed closing piece 46 is fixed with supporting course 3, lower end and bridge pier 5
Mutually fixed, fixed closing piece 46 is used to further ensure being connected firmly for buffer layer 4.The surface of fixed closing piece 46, which is equipped with, to be fixed
Pin 461, fixed pin 461 is for further strengthening the bonding strength of fixed closing piece 46, while fixed pin 461 is inserted in accordingly
Among hole, there are gaps around hole, and the sky occurred during vibration needed for small displacement is being reduced for providing buffer layer 4
Between, fixed closing piece 46 can be moved with buffer layer 4.
The above embodiments are only explanation to the utility model, are not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (9)
1. a kind of modular bridge structure, including being used for the bridge pier played a supporting role（5）, it is characterised in that：The bridge pier（5）
Top is equipped with supporting course（3）, supporting course（3）Top be equipped with top plate（31）, supporting course（3）Bottom be equipped with bottom plate（33）, institute
State top plate（31）Length be longer than bottom plate（33）Length, supporting course（3）It is equipped with web（32）, web（32）Positioned at bottom plate
（33）Left and right ends, supporting course（3）It is equipped with strutbeam layer（2）, strutbeam layer（2）It is installed on supporting course（3）Top, strutbeam layer
（2）It is internally provided with structure reinforcing bars（24）, strutbeam layer（2）For hollow steel frame construction.
2. a kind of modular bridge structure according to claim 1, it is characterised in that：The top plate（31）It is equipped with several
U-shaped floor（311）, U-shaped floor（311）It is installed on top plate（31）Lower surface on, U-shaped floor（311）U-shaped floor（311）'s
Cross section is trapezoidal, U-shaped floor（311）In hollow structure.
3. a kind of modular bridge structure according to claim 2, it is characterised in that：The web（32）It is equipped with several
Ribs（321）, ribs（321）Positioned at the both wings position of whole load-carrying members.
4. a kind of modular bridge structure according to claim 3, it is characterised in that：The supporting course（3）Among be equipped with
Cavity（34）, cavity（34）Positioned at supporting course（3）Center, cavity（34）Through entire supporting course（3）.
5. a kind of modular bridge structure according to claim 1, it is characterised in that：The strutbeam layer（2）Including upper pre-
Making sheet（22）, lower prefabricated board（23）With for the two to be connected to the strutbeam to form a whole（21）.
6. a kind of modular bridge structure according to claim 5, it is characterised in that：The upper prefabricated board（22）With it is lower pre-
Making sheet（23）Between install three strutbeams（21）, a strutbeam（21）It is installed on strutbeam layer（2）Centre, two strutbeams in addition
（21）It is respectively arranged at strutbeam layer（2）The left and right sides.
7. a kind of modular bridge structure according to claim 6, it is characterised in that：The upper prefabricated board（22）With it is lower pre-
Making sheet（23）It is equipped with connecting portion（25）, connecting portion（25）It is uniformly distributed in prefabricated board（22）Lower surface and lower prefabricated board
（23）Upper surface.
8. a kind of modular bridge structure according to claim 7, it is characterised in that：The connecting portion（25）If equipped with
Dry reinforced bar sleeve（251）, reinforced bar sleeve（251）Positioned at connecting portion（25）Side, structure reinforcing bars（24）It is inserted in reinforced bar sleeve
（251）In.
9. a kind of modular bridge structure according to claim 4, it is characterised in that：The cavity（34）Cross section be in
Rectangle, cavity（34）Four apex angles of cross section be set as fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598613.5U CN207484276U (en) | 2017-11-24 | 2017-11-24 | A kind of modular bridge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598613.5U CN207484276U (en) | 2017-11-24 | 2017-11-24 | A kind of modular bridge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484276U true CN207484276U (en) | 2018-06-12 |
Family
ID=62472632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721598613.5U Active CN207484276U (en) | 2017-11-24 | 2017-11-24 | A kind of modular bridge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207484276U (en) |
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2017
- 2017-11-24 CN CN201721598613.5U patent/CN207484276U/en active Active
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