CN207259945U - A kind of seam connection structure of prefabricated component bridge and bridge pier - Google Patents
A kind of seam connection structure of prefabricated component bridge and bridge pier Download PDFInfo
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- CN207259945U CN207259945U CN201721307457.2U CN201721307457U CN207259945U CN 207259945 U CN207259945 U CN 207259945U CN 201721307457 U CN201721307457 U CN 201721307457U CN 207259945 U CN207259945 U CN 207259945U
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Abstract
It the utility model is related to road and bridge structure design field, disclose a kind of seam connection structure of prefabricated component bridge and bridge pier, precast bridge A and precast bridge B including bridge pier, on bridge pier, there is seam between the precast bridge A and precast bridge B, the bridge pier has been internally embedded bearing seat, the upside end face of bearing seat is equipped with evenly arranged some carrying protrusions, and the downside end face of bearing seat is equipped with evenly arranged some Fastening Column A；Bearing is embedded with below the opposed end of the precast bridge A and precast bridge B, the downside end face of bearing and the upside end face of bearing seat match, and the upside end face of bearing is equipped with some Fastening Column B；Some grooves are offered respectively on the opposing end surface of the precast bridge A and precast bridge B；The top of the seam be filled with seal covered with railway ballast cover board in seam, solves the problems, such as that the stability of existing bridge and bridge pier connection structure is not good enough, can not realize the good water proofing property of joint of bridge.
Description
Technical field
It the utility model is related to the technical field of road and bridge structure design, and in particular, to a kind of prefabricated component bridge and bridge pier
Seam connection structure.
Background technology
The influence factor of existing highway bridge architecture quality is many, as Frozen-thawed cycled destruction, reinforcement corrosion, alkali gather materials instead
Should, concrete carbonization etc. be considered as the main endurance issues of bridge structure.In Practical Project, usually there is such as bridge floor
The concrete diseases such as infiltration, sag of protecting coating.Fact proved, the infiltration of water be cause road and bridge structure destroy most directly and it is most main
One of the reason for wanting, the engineering practice of highway at home and abroad, Railway Concrete Bridge show, establish effective bridge floor entirety guarded drainage
System is one of important means for improving Concrete Bridge Durability.The railroad bridge of country has it particularly to provide, Germany is high
Fast railway makes clear stipulaties in its design specification to concrete bridge deck waterproof, it is desirable to which bridge deck concrete should set up totally-enclosed
Water-proof system；Japan High-speed Railway bridge early stage uses the waterproof type of " based on row ", with deepening continuously for understanding,
Effective bridge deck water-proof is provided with its high-speed railway bridge built recently.However, bridge structure is in build process, nothing
Method avoids can be there are structural joint, and structural joint is the main factor for causing water permeating of bridge floor in existing highway bridge；Wherein, structural joint (bridge
The longitudinal seam of beam) refer in order to avoid temperature movement, settlement of foundation and earthquake pounding etc. and in adjacent two building or building
The general name of the expansion joint, subsiding crack and the aseismic joint that are set between thing two parts etc..
The Bridge Erector of existing highway bridge is connected across between adjacent bridge pier, and the branch of carrying is equipped between the bottom of bridge and bridge pier
Seat, existing support connecting structure do not have restriction effect for displacement of the beam bridge in horizontal direction, at present, solve bridge in horizontal stroke
Displacement to direction is mainly the end face by widening bridge pier, is limited the position of bridge by the both sides reinforcement walls of bridge pier
It is fixed, but this structure is relied in the reinforcement walls of bridge pier both sides, and due to the limitation of bridge construction operation,
It must assure that between bridge and the reinforcing chamber of both sides there are preset clearance, cause the seam crossing of bridge during long-term wind-force,
Slight displacement easily occurs, so as to cause the junction of bridge can misplace, to influence the water resistance of seam crossing.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of seam connection structure of prefabricated component bridge and bridge pier
It is steady with the connection for reaching the connection structure of improvement bridge and bridge pier, strengthening the water resistance at joint of bridge and lifting overbridge
Qualitative, durability purpose, the stability that solves existing bridge and bridge pier connection structure is not good enough, can not realize that bridge connects
The problem of good water proofing property of seam.
In order to realize above-mentioned technique effect, technical solution provided by the utility model is：A kind of prefabricated component bridge and bridge
The seam connection structure of pier, including bridge pier, the precast bridge A on bridge pier and precast bridge B, the precast bridge A and pre-
There is seam along the longitudinal direction, it is characterised in that the bridge pier has been internally embedded bearing seat, bearing seat between bridge B processed
Upside end face is equipped with evenly arranged some carrying protrusions in transverse direction, and the raised section of each carrying is in isosceles trapezoid,
The downside end face of bearing seat is equipped with evenly arranged some Fastening Column A, and Fastening Column A is in inverted T shaped shape structure；The prefabricated bridge
Bearing, the downside end face of bearing and the upside end face phase of bearing seat are embedded with below the opposed end of beam A and precast bridge B
Match somebody with somebody, the upside end face of bearing is equipped with evenly arranged some Fastening Column B, the T-shaped shape structures of Fastening Column B；The prefabricated bridge
Some grooves being symmetrical set are offered on the opposing end surface of beam A and precast bridge B respectively；The top of the seam covered with
Railway ballast cover board, the interior both sides filled with seal and seal of seam are equipped with the limit protrusion with the groove match.
Further, the seal is elastic material, and elastic material is polyurethane elastomer.
Further, the opposed end of the precast bridge A and precast bridge B offer and the railway ballast cover board phase respectively
Matched notch.
Further, the railway ballast cover board both sides are set to rectangular toothed, and the notch side wall is also set to rectangular toothed, and
The rectangular toothed of notch side wall and the rectangular toothed of railway ballast cover board both sides cooperate.
Further, the groove is set to arc groove.
Further, the inside of the precast bridge A, precast bridge B and bridge pier is embedded with some structure reinforcing bars, phase
Reinforcing bar cuffs is coated between adjacent structure reinforcing bars；The bearing and bearing seat are welded to connect with corresponding structure reinforcing bars respectively.
Further, multiple stiffeners are placed with transverse direction in the precast bridge A and precast bridge B, it is each
Stiffener is inclined to set；One end of the stiffener and the end face of bearing are welded to connect, the other end and the structural steel
Muscle is welded to connect.
Further, the bearing and bearing seat are made by structural steel.
Compared with the prior art, the beneficial effects of the utility model are：
1. the application is inside seam by filling seal, the limit protrusions of seal both sides can both prevent seal with
Dislocation movement occurs between seam, and can realize that seal is clamped on the inside of seam, it is not necessary to is added below seal
Liner plate, so as to reduce difficulty of construction；
2. the bridge pier of the application has been internally embedded bearing seat, bearing that be internally embedded and the bearing seat of bridge match,
Carrying on bearing seat is raised and bearing cooperates, and realizes the restriction in a lateral direction to bridge, prevents precast bridge A
The movement of mutual dislocation occurs with precast bridge B, simultaneously as the section that is set to of carrying protrusion is isosceles trapezoid, when prefabricated bridge
When beam A and precast bridge B are assemblied on bridge pier, auxiliary pressuring action can be carried out；
3. railway ballast cover board both sides are set to rectangular toothed, railway ballast cover board is connected to the top of seam, can prevent railway ballast lid
Plate produces dislocation movement relative to seam, and the installation of railway ballast cover board is more firm；Respectively precast bridge A's and precast bridge B
The stiffener that inside is inclined to set, stiffener provide more firm inside to precast bridge A and precast bridge B and support
Power, ensures prefabricated component bridge by having more preferable stability after cross-line connection.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the seam connection structure of prefabricated component bridge and bridge pier provided by the utility model；
Fig. 2 be prefabricated component bridge and bridge pier provided by the utility model seam connection structure in A-A to schematic cross-sectional view；
Fig. 3 be prefabricated component bridge and bridge pier provided by the utility model seam connection structure in B-B direction schematic cross-sectional view；
Fig. 4 is the schematic top plan view of the seam connection structure of prefabricated component bridge and bridge pier provided by the utility model.
Embodiment
The utility model is further described in detail with reference to specific embodiment, following word is intended to indicate that
The utility model, and unrestricted the scope of protection of the utility model.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the utility model can be implemented as follows, a kind of prefabricated component bridge with
11 connection structure of seam of bridge pier 1, including bridge pier 1, the precast bridge A2 on bridge pier 1 and precast bridge B3, it is described prefabricated
There is seam 11 along the longitudinal direction, the bridge pier 1 has been internally embedded bearing seat 4, carries between bridge A2 and precast bridge B3
The upside end face of seat 4 is equipped with evenly arranged some carrying protrusions in transverse direction, and the raised section of each carrying is in isosceles
The trapezoidal and section is located on horizontal direction, ensures precast bridge A2 and precast bridge B3 during generation is expanded with heat and contract with cold,
Slight displacement can occur relative to bridge pier 1, the downside end face of bearing seat 4 is equipped with evenly arranged some Fastening Column A, fastens
It is in inverted T shaped shape structure that pillar A, which is embedded in the inside of bridge pier 1 and Fastening Column A, and Fastening Column A carries out closely being connected jail with bridge pier 1
Gu；Bearing 5 is embedded with below the opposed end of the precast bridge A2 and precast bridge B3, the downside end face of bearing 5 is with holding
The upside end face for carrying seat 4 matches, i.e., evenly arranged some carrying protrusions also are provided with the downside end face of bearing 5, bearing 5
Upside end face is equipped with evenly arranged some Fastening Column B, and Fastening Column B is embedded in the interior of precast bridge A2 and precast bridge B3
The portion and T-shaped shape structures of Fastening Column B, Fastening Column B can ensure that bearing 5 is connected firmly；The precast bridge A2 and prefabricated
Some grooves 6 being symmetrical set are offered on the opposing end surface of bridge B3 respectively, groove 6 is in precast bridge A2 and precast bridge
B3 be molded it is prefabricated during formed；The top of the seam 11 covered with railway ballast cover board 8, railway ballast cover board 8 for steel plate or
Person's concrete slab, the interior both sides filled with seal 7 and seal 7 of seam 11 are equipped with the limit convex to match with the groove 6
Rise, limit protrusion, which corresponds to be caught in the inside of the groove 6, limit protrusion respectively, can both prevent seal 7 and seam 11
Between dislocation movement occurs, and can realize that seal 7 is clamped on the inside of seam 11, it is not necessary to add in the lower section of seal 7
Liner plate can be fixed in inside seam 11, so as to reduce difficulty of construction.As preference, the groove 6 is set to arc
Connected in star, arc groove can ensure that the smooth of seal 7 is caught in installation.
The seal 7 is elastic material, and elastic material is polyurethane elastomer, and polyurethane elastomer is in mild compression
State is filled in the seam 11, when precast bridge A2 and precast bridge B3, which is produced, expands with heat and contract with cold effect, it is ensured that sealing
7 close packed of part is in seam 11；As preference, the seal 7 can also use anti-water-swelling material, anti-water-swelling material
Using the oakum for soaking polyurathamc, if the bonding force between thering is oily or impurity liquid to reduce and foam in oakum
Degree, therefore the oakum is preferably without oakum.
The opposed end of the precast bridge A2 and precast bridge B3 offer what is matched with the railway ballast cover board 8 respectively
Notch, the depth of notch are adapted with the thickness of the railway ballast cover board 8, it is ensured that railway ballast cover board 8 is by precast bridge A2 and prefabricated
The opposed end of bridge B3 carries out smooth connection, does not interfere with and puts down between the opposed end of precast bridge A2 and precast bridge B3
It has suffered and crosses.
8 both sides of railway ballast cover board are set to rectangular toothed, and the notch side wall is also set to rectangular toothed, and notch side wall
8 both sides of rectangular toothed and railway ballast cover board rectangular toothed cooperate, can prevent railway ballast cover board 8 from producing mistake relative to seam 11
Displacement is moved, and the installation of railway ballast cover board 8 is more firm.As preference, when railway ballast cover board 8 is connected to precast bridge A2 and prefabricated bridge
After between beam B3, it asphalting can be sealed in the gap of 8 both sides of railway ballast cover board, further improve the water proofing property of seam 11
Energy.
The inside of the precast bridge A2, precast bridge B3 and bridge pier 1 is embedded with some structure reinforcing bars 9, structural steel
Muscle 9 divides positioned at horizontal direction and longitudinal direction, to be embedded in precast bridge A2's and precast bridge B3 in cross one another mode
Inside, is coated with reinforcing bar cuffs between adjacent structure reinforcing bar 9；The bearing 5 and bearing seat 4 respectively with corresponding structure reinforcing bars 9
It is welded to connect, to strengthen the stable connection of the bearing 5 and bearing seat 4.
Multiple stiffeners 10, each reinforcement steel are placed with the precast bridge A2 and precast bridge B3 in transverse direction
Muscle 10 is evenly distributed on inside precast bridge A2 and precast bridge B3, and each stiffener 10 is inclined to set, and realizes prefabricated bridge
When beam A2 and precast bridge B3 are assemblied in the end of bridge pier 1, stiffener 10 can be to precast bridge A2 and precast bridge B3
More preferable support degree is provided；One end and the end face of bearing 5 of the stiffener 10 are welded to connect, the other end and the structure
Reinforcing bar 9 is welded to connect.
The bearing 5 and bearing seat 4 are made by structural steel, after the bearing 5 and the mutual cooperation of bearing seat 4, energy
Enough ensure the stability of structure, meanwhile, work progress is also more succinct, it is only necessary in prefabricated precast bridge A2, precast bridge B3
And bearing 5 and bearing seat 4 are embedded in internal after-pouring respectively and are molded by bridge pier 1.
Any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Change or replace, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with right
It is required that subject to the protection domain.
Claims (8)
1. the seam connection structure of a kind of prefabricated component bridge and bridge pier, including bridge pier, the precast bridge A on bridge pier and prefabricated
Bridge B, has seam along the longitudinal direction, it is characterised in that in the bridge pier between the precast bridge A and precast bridge B
Portion is embedded with bearing seat, and the upside end face of bearing seat is equipped with evenly arranged some carrying protrusions in transverse direction, each carrying
Raised section is in isosceles trapezoid, and the downside end face of bearing seat is equipped with evenly arranged some Fastening Column A, Fastening Column A
In inverted T shaped shape structure；Bearing, the lower side of bearing are embedded with below the opposed end of the precast bridge A and precast bridge B
Face and the upside end face of bearing seat match, and the upside end face of bearing is equipped with evenly arranged some Fastening Column B, Fastening Column
The T-shaped shape structures of B；Offered respectively on the opposing end surface of the precast bridge A and precast bridge B it is some be symmetrical set it is recessed
Groove；The top of the seam covered with railway ballast cover board, the both sides filled with seal and seal in seam be equipped with it is described recessed
The limit protrusion that groove matches.
2. the seam connection structure of prefabricated component bridge according to claim 1 and bridge pier, it is characterised in that the seal
For elastic material, elastic material is polyurethane elastomer.
3. the seam connection structure of prefabricated component bridge according to claim 1 and bridge pier, it is characterised in that the prefabricated bridge
The opposed end of beam A and precast bridge B offer the notch to match with the railway ballast cover board respectively.
4. the seam connection structure of prefabricated component bridge according to claim 3 and bridge pier, it is characterised in that the railway ballast lid
Plate both sides are set to rectangular toothed, and the notch side wall is also set to rectangular toothed, and the rectangular toothed of notch side wall and railway ballast lid
The rectangular toothed of plate both sides cooperates.
5. the seam connection structure of prefabricated component bridge according to claim 1 and bridge pier, it is characterised in that the groove is set
For arc groove.
6. the seam connection structure of prefabricated component bridge according to claim 1 and bridge pier, it is characterised in that the prefabricated bridge
The inside of beam A, precast bridge B and bridge pier are embedded with some structure reinforcing bars, and stirrup is coated between adjacent structure reinforcing bar
Part；The bearing and bearing seat are welded to connect with corresponding structure reinforcing bars respectively.
7. the seam connection structure of prefabricated component bridge according to claim 6 and bridge pier, it is characterised in that the prefabricated bridge
Multiple stiffeners are placed with beam A and precast bridge B in transverse direction, each stiffener is inclined to set；The reinforcement
One end of reinforcing bar and the end face of bearing are welded to connect, and the other end is welded to connect with the structure reinforcing bars.
8. the seam connection structure of prefabricated component bridge according to claim 1 and bridge pier, it is characterised in that the bearing and
Bearing seat is made by structural steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307457.2U CN207259945U (en) | 2017-10-11 | 2017-10-11 | A kind of seam connection structure of prefabricated component bridge and bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307457.2U CN207259945U (en) | 2017-10-11 | 2017-10-11 | A kind of seam connection structure of prefabricated component bridge and bridge pier |
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| Publication Number | Publication Date |
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| CN207259945U true CN207259945U (en) | 2018-04-20 |
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ID=61917173
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721307457.2U Active CN207259945U (en) | 2017-10-11 | 2017-10-11 | A kind of seam connection structure of prefabricated component bridge and bridge pier |
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| CN (1) | CN207259945U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898404A (en) * | 2019-04-18 | 2019-06-18 | 重庆锦森腾建筑工程咨询有限公司 | A kind of unit construction bridge girder construction |
| CN112359708A (en) * | 2020-10-30 | 2021-02-12 | 广东三浦车库股份有限公司 | Extra-heavy steel structure instability system |
-
2017
- 2017-10-11 CN CN201721307457.2U patent/CN207259945U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898404A (en) * | 2019-04-18 | 2019-06-18 | 重庆锦森腾建筑工程咨询有限公司 | A kind of unit construction bridge girder construction |
| CN109898404B (en) * | 2019-04-18 | 2021-06-04 | 莆田市三龙恒基建材有限公司 | Assembled bridge structure |
| CN112359708A (en) * | 2020-10-30 | 2021-02-12 | 广东三浦车库股份有限公司 | Extra-heavy steel structure instability system |
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