CN107974930A - Section assembling balance swivel gate pier and its construction method - Google Patents
Section assembling balance swivel gate pier and its construction method Download PDFInfo
- Publication number
- CN107974930A CN107974930A CN201711078532.7A CN201711078532A CN107974930A CN 107974930 A CN107974930 A CN 107974930A CN 201711078532 A CN201711078532 A CN 201711078532A CN 107974930 A CN107974930 A CN 107974930A
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- China
- Prior art keywords
- swivel
- pier stud
- pier
- section
- bent cap
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Classifications
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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
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/08—Methods or apparatus specially adapted for erecting or assembling bridges by rotational movement of the bridge or bridge sections
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to section assembling to balance swivel gate pier and its construction method, including swivel pier stud and non-swivel pier stud；Rotary ball hinge is provided between swivel pier stud and pier stud basis；Non- swivel pier stud pier top is provided with movable bearing support；Precast Concrete Segmental Bridges bent cap is provided between the pier top of swivel pier stud and non-swivel pier stud, opposite side is provided with the counterweight beam section balanced therewith；Using Rotary ball hinge, swivel implements the balanced structure being made of swivel pier stud, Precast Concrete Segmental Bridges bent cap, counterweight beam section, by being turned along gate pier span line direction to non-swivel pier stud, completes construction.The present invention is since using section assembling balance swivel concrete structure, design and construction are simple and convenient, minimum to span line Influence to operation, and the duration of a project is saved in precast assembly construction, while greatly reduce maintenance work and the difficulty in later stage, more economical rationality again.
Description
Technical field
The present invention relates to technical field of bridge engineering, and in particular to a kind of section assembling balance swivel gate pier and its construction
Method.
Background technology
In recent years, China's traffic base engineering construction development is swift and violent, the high-speed railway particularly using Line for Passenger Transportation as representative
And the development of highway engineering high speed highway is especially prominent, circuit and existing busy trunk lines railway, existing busy trunk lines highway
Inevitable multiple crossings on different level, when both angles are smaller, gate pier becomes a kind of selection of economical rationality, it can be big
The big span reduced across existing road and bridge, cost saving, its economic benefit clearly, obtain in Practical Project
Widely apply.
It is more using support cast-in-place concrete in situ in existing gate pier design（Lid）Beam or steel（Lid）The type of attachment of beam.It is former
Position cast-in-place concrete（Lid）Beam needs to set up stent, casting concrete above existing road, its duration is longer and to existing road
The operation on road produces considerable influence, its influence is especially prominent for existing busy trunk lines, particularly across existing railway when, its
Embodiment is difficult to obtain the accreditation of existing wire management side；To reduce the operation interference to existing road, another door is amplified out
Type pier-steel（Lid）Beam scheme, the program is lighter using steel construction, dead weight, and generally using lifting construction, but there are engineering for the program
It is of high cost, late maintaining heavy workload, and it is present in existing road（To existing railway in high-voltage contact net）Top checks dimension
Repair the shortcomings such as difficulty.
The content of the invention
The object of the present invention is to provide a kind of section assembling to balance swivel gate pier and its construction method, avoids stent in situ
Cast-in-place concrete（Lid）Beam or steel（Lid）The deficiency of beam, in the case where reducing to span line operation interference, is saved the duration, drop
Low project cost.
The technical solution adopted in the present invention is：
Section assembling balance swivel gate pier, it is characterised in that：
Including swivel pier stud and non-swivel pier stud；
Pier stud bottom is turned as pier stud basis, turns and is provided with Rotary ball hinge between pier stud and pier stud basis；
Non- swivel pier stud bottom is pier stud basis, and non-swivel pier stud pier top is provided with movable bearing support；
Precast Concrete Segmental Bridges bent cap is provided between the pier top of swivel pier stud and non-swivel pier stud.
Swivel pier stud pier top is symmetrical with Precast Concrete Segmental Bridges bent cap and is provided with counterweight beam section, and before swivel, prefabricated subsection is spelled
Capping beam and counterweight beam section form balanced structure relative to swivel pier stud.
Precast Concrete Segmental Bridges bent cap is formed by being segmented prefabricated section assembling.
Counterweight beam section is formed by being segmented prefabricated section assembling.
Steel beam hole road is reserved with Precast Concrete Segmental Bridges bent cap and is disposed with steel beam, steel beam includes permanent steel beam and temporary steel
Beam.
Steel beam hole road is reserved with counterweight beam section and is disposed with steel beam, steel beam is temporary steel beam.
Non- swivel pier stud top is connected with Precast Concrete Segmental Bridges bent cap end underrun movable bearing support.
The construction method of section assembling balance swivel gate pier, it is characterised in that：
Comprise the following steps：
Step 1：The pier stud basis of swivel pier stud and non-swivel pier stud is performed in existing line arranged on left and right sides；Then non-turn is performed
Body pier stud, along gate pier span line direction, Rotary ball hinge is installed between swivel pier stud and pier stud basis；Then construction swivel
Pier stud；
Step 2：Each segment of prefabricated counterweight beam section and Precast Concrete Segmental Bridges bent cap at the construction field (site), and reserved steel beam hole road；
After maintenance reaches intensity, along gate pier span line direction, Precast Concrete Segmental Bridges lid is symmetrically installed paragraph by paragraph in swivel pier stud both sides
Beam and counterweight beam section, the tensioning temporary steel beam in Precast Concrete Segmental Bridges bent cap and counterweight beam section, make Precast Concrete Segmental Bridges bent cap and
Counterweight beam section forms balanced structure relative to swivel pier stud；
Step 3：Movable bearing support hole is reserved on non-swivel pier stud top, the interim fixation at Rotary ball hinge is released, utilizes
Rotary ball hinge, swivel implements the balanced structure being made of swivel pier stud, Precast Concrete Segmental Bridges bent cap and counterweight beam section, by along gate
Pier span line direction is turned to non-swivel pier stud；
Step 4：The permanent steel beam of tensioning in Precast Concrete Segmental Bridges bent cap, removes counterweight beam section and all temporary steel beams paragraph by paragraph,
The installation activity bearing at the top of non-swivel pier stud, makes to form connection between Precast Concrete Segmental Bridges bent cap and non-swivel pier stud；
Step 5：Consolidation measure and the prestress hole path pressure grouting of Rotary ball hinge are carried out afterwards, complete section assembling balance swivel door
The construction of type pier.
The present invention has the following advantages：
1st, Precast Concrete Segmental Bridges bent cap is installed using along gate pier span line direction, balances rotator construction, greatly save both
There is the construction period above road, it is minimum to existing road operation interference effect, due to being constructed using Precast Concrete Segmental Bridges, can more protect
Construction quality is demonstrate,proved, while can further save the construction period with pier stud parallel construction；
2nd, cast-in-place concrete stent and the protecting canopy frame above existing road are eliminated, building height can be reduced, is effectively reduced
The elevation of circuit；
3 and steel（Lid）Beam is compared, due to using concrete structure, greatly reducing maintenance work and the difficulty in later stage, saving
About construction investment is obvious.
The present invention is due to using section assembling balance swivel concrete structure, greatling save work of constructing above existing road
Phase, the influence to span line operation interference is minimum, and precast assembly ensures beam section quality, and parallel construction can be saved the duration, effectively
The elevation of circuit is reduced, saves construction investment, while greatly reduces maintenance work and the difficulty in later stage again, it is more economical to close
Reason.
Brief description of the drawings
Fig. 1 is structure chart of the present invention.
Fig. 2 is the structure chart before swivel.
Fig. 3 is structure chart after swivel dismounting counterweight section.
In figure, 1- pier studs basis, 2- Rotary ball hinges, 3- swivel pier studs, 4- Precast Concrete Segmental Bridges bent caps, 5- counterweight beam sections,
The permanent steel beam of the first batch of tensioning of 6-, remaining permanent steel beam of 7-, 8- temporary steel beams, the non-swivel pier studs of 9-, 10- movable bearing supports.
Embodiment
With reference to embodiment, the present invention will be described in detail.
Section assembling balance swivel gate pier of the present invention, including swivel pier stud 3 and non-swivel pier stud 9, difference position
In existing line both sides.It is pier stud basis 1 to turn 3 bottom of pier stud, turns and is provided with swivel ball between pier stud 3 and pier stud basis 1
Hinge 2.9 bottom of non-swivel pier stud is pier stud basis 1, and non-swivel 9 pier top of pier stud is provided with movable bearing support 10, and non-swivel pier stud 9 pushes up
End is connected with 4 end underrun movable bearing support 10 of Precast Concrete Segmental Bridges bent cap.Turn the pier top of pier stud 3 and non-swivel pier stud 9
Between be provided with Precast Concrete Segmental Bridges bent cap 4.
Swivel 3 pier top of pier stud is symmetrical with Precast Concrete Segmental Bridges bent cap 4 and is provided with counterweight beam section 5, before swivel, prefabricated subsection
Assembled bent cap 4 and counterweight beam section 5 form balanced structure relative to swivel pier stud 3.
Precast Concrete Segmental Bridges bent cap 4 is formed by being segmented prefabricated section assembling.Steel is reserved with Precast Concrete Segmental Bridges bent cap 4
Beam hole road is simultaneously disposed with steel beam, and steel beam includes permanent steel beam and temporary steel beam.
Counterweight beam section 5 is also formed by being segmented prefabricated section assembling.Steel beam hole road is reserved with counterweight beam section 5 and is disposed with
Steel beam, steel beam are temporary steel beam.
The construction method of above-mentioned section assembling balance swivel gate pier, comprises the following steps：
Step 1：The pier stud basis 1 of swivel pier stud 3 and non-swivel pier stud 9 is performed in existing line arranged on left and right sides；Then perform
Non- swivel pier stud 9, along gate pier span line direction, installs Rotary ball hinge 2 between swivel pier stud 3 and pier stud basis 1；Then
Construction swivel pier stud 3；
Step 2：Each segment of prefabricated counterweight beam section 5 and Precast Concrete Segmental Bridges bent cap 4 at the construction field (site), and reserved steel beam hole
Road；After maintenance reaches intensity, along gate pier span line direction, prefabricated subsection is symmetrically installed paragraph by paragraph in 3 both sides of swivel pier stud and is spelled
Capping beam 4 and counterweight beam section 5, tensioning temporary steel beam 8, spells prefabricated subsection in Precast Concrete Segmental Bridges bent cap 4 and counterweight beam section 5
Capping beam 4 and counterweight beam section 5 form balanced structure relative to swivel pier stud 3；
Step 3：10 hole of movable bearing support is reserved on 9 top of non-swivel pier stud, releases the interim fixation at Rotary ball hinge 2,
Using Rotary ball hinge 2, swivel implements the balanced structure being made of swivel pier stud 3, Precast Concrete Segmental Bridges bent cap 4 and counterweight beam section 5,
By being turned along gate pier span line direction to non-swivel pier stud 9；
Step 4：The permanent steel beam 6 of tensioning in Precast Concrete Segmental Bridges bent cap 4, removes counterweight beam section 5 and all temporary steels paragraph by paragraph
Beam 8, in non-swivel 9 top installation activity bearing 10 of pier stud, makes to be formed between Precast Concrete Segmental Bridges bent cap 4 and non-swivel pier stud 9
Connection；
Step 5：Consolidation measure and the prestress hole path pressure grouting of Rotary ball hinge 2 are carried out afterwards, complete section assembling balance swivel door
The construction of type pier.
Counterweight beam section 5 can be reused in remaining gate pier, can also be according to construction site situation, using angle bar frame
The counterweight mode of counterweight sandbag or water tank is placed, flexible processing forms balanced structure.Due to the part, concrete construction exists
Carried out outside existing road gauge, do not influence the operation of existing road.Prefabricated subsection can further be saved with pier stud parallel construction
The about duration.
Present disclosure is not limited to cited by embodiment, and those of ordinary skill in the art are by reading description of the invention
And any equivalent conversion taken technical solution of the present invention, it is that claim of the invention is covered.
Claims (8)
1. section assembling balance swivel gate pier, it is characterised in that：
Including turning pier stud（3）With non-swivel pier stud（9）；
Turn pier stud（3）Bottom is pier stud basis（1）, turn pier stud（3）With pier stud basis（1）Between be provided with Rotary ball hinge
（2）；
Non- swivel pier stud（9）Bottom is pier stud basis（1）, non-swivel pier stud（9）Pier top is provided with movable bearing support（10）；
Turn pier stud（3）With non-swivel pier stud（9）Pier top between be provided with Precast Concrete Segmental Bridges bent cap（4）.
2. section assembling balance swivel gate pier according to claim 1, it is characterised in that：
Turn pier stud（3）Pier top is symmetrical with Precast Concrete Segmental Bridges bent cap（4）It is provided with counterweight beam section（5）, before swivel, prefabricated section
The assembled bent cap of section（4）With counterweight beam section（5）Relative to swivel pier stud（3）Form balanced structure.
3. section assembling balance swivel gate pier according to claim 1, it is characterised in that：
Precast Concrete Segmental Bridges bent cap（4）It is made of the section assembling for being segmented prefabricated.
4. section assembling balance swivel gate pier according to claim 2, it is characterised in that：
Counterweight beam section（5）It is made of the section assembling for being segmented prefabricated.
5. section assembling balance swivel gate pier according to claim 1, it is characterised in that：
Precast Concrete Segmental Bridges bent cap（4）In be reserved with steel beam hole road and be disposed with steel beam, steel beam includes permanent steel beam and temporary steel
Beam.
6. section assembling balance swivel gate pier according to claim 2, it is characterised in that：
Counterweight beam section（5）In be reserved with steel beam hole road and be disposed with steel beam, steel beam is temporary steel beam.
7. section assembling balance swivel gate pier according to claim 1, it is characterised in that：
Non- swivel pier stud（9）Top and Precast Concrete Segmental Bridges bent cap（4）End underrun movable bearing support（10）Connection.
8. the construction method of section assembling balance swivel gate pier, it is characterised in that：
Comprise the following steps：
Step 1：Swivel pier stud is performed in existing line arranged on left and right sides（3）With non-swivel pier stud（9）Pier stud basis（1）；Connect
And perform non-swivel pier stud（9）, along gate pier span line direction, in swivel pier stud（3）With pier stud basis（1）Between installation turn
Body flexural pivot（2）；Then construction swivel pier stud（3）；
Step 2：Prefabricated counterweight beam section at the construction field (site)（5）With Precast Concrete Segmental Bridges bent cap（4）Each segment, and reserved steel
Beam hole road；After maintenance reaches intensity, along gate pier span line direction, in swivel pier stud（3）Both sides are symmetrically installed prefabricated paragraph by paragraph
Section assembling bent cap（4）With counterweight beam section（5）, in Precast Concrete Segmental Bridges bent cap（4）With counterweight beam section（5）Middle tensioning temporary steel beam
（8）, make Precast Concrete Segmental Bridges bent cap（4）With counterweight beam section（5）Relative to swivel pier stud（3）Form balanced structure；
Step 3：In non-swivel pier stud（9）Reserve movable bearing support in top（10）Hole, releases Rotary ball hinge（2）That locates is interim solid
Set down measures, utilize Rotary ball hinge（2）, swivel implementation is by swivel pier stud（3）, Precast Concrete Segmental Bridges bent cap（4）With counterweight beam section（5）
The balanced structure of composition, by being turned along gate pier span line direction to non-swivel pier stud（9）On；
Step 4：In Precast Concrete Segmental Bridges bent cap（4）The middle permanent steel beam of tensioning（6）, counterweight beam section is removed paragraph by paragraph（5）With it is all
Temporary steel beam（8）, in non-swivel pier stud（9）Top installation activity bearing（10）, make Precast Concrete Segmental Bridges bent cap（4）With non-swivel
Pier stud（9）Between formed connection；
Step 5：Rotary ball hinge is carried out afterwards（2）Consolidation measure and prestress hole path pressure grouting, complete section assembling balance swivel
The construction of gate pier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078532.7A CN107974930B (en) | 2017-11-06 | 2017-11-06 | Segment-assembled balance swivel gate-shaped pier and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078532.7A CN107974930B (en) | 2017-11-06 | 2017-11-06 | Segment-assembled balance swivel gate-shaped pier and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107974930A true CN107974930A (en) | 2018-05-01 |
| CN107974930B CN107974930B (en) | 2023-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711078532.7A Active CN107974930B (en) | 2017-11-06 | 2017-11-06 | Segment-assembled balance swivel gate-shaped pier and construction method thereof |
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| Country | Link |
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| CN (1) | CN107974930B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026542A (en) * | 2021-03-22 | 2021-06-25 | 中国铁路设计集团有限公司 | Frame pier structure with one end fixedly connected and one end movable and construction method thereof |
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|---|---|---|---|---|
| KR200241295Y1 (en) * | 2001-01-11 | 2001-09-26 | 한국토지공사 | Pier revolution apparatus and T-type pier construction structure using the same |
| CN102154984A (en) * | 2011-01-24 | 2011-08-17 | 中国土木工程集团有限公司 | Method for constructing overpass gate-type pier spanning over electrified railway |
| CN103981803A (en) * | 2014-05-30 | 2014-08-13 | 中铁第一勘察设计院集团有限公司 | Prefabricated assembled combination type door-shaped pillar and construction method thereof |
| CN203878459U (en) * | 2014-05-30 | 2014-10-15 | 中铁第一勘察设计院集团有限公司 | Box type prestressed concrete cap beam structure applied to gate-type pier |
| CN107100087A (en) * | 2017-06-26 | 2017-08-29 | 中铁西南科学研究院有限公司 | Simply supported beam rotator construction technique |
| CN207452687U (en) * | 2017-11-06 | 2018-06-05 | 中铁第一勘察设计院集团有限公司 | A kind of section assembling balance swivel gate pier |
-
2017
- 2017-11-06 CN CN201711078532.7A patent/CN107974930B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200241295Y1 (en) * | 2001-01-11 | 2001-09-26 | 한국토지공사 | Pier revolution apparatus and T-type pier construction structure using the same |
| CN102154984A (en) * | 2011-01-24 | 2011-08-17 | 中国土木工程集团有限公司 | Method for constructing overpass gate-type pier spanning over electrified railway |
| CN103981803A (en) * | 2014-05-30 | 2014-08-13 | 中铁第一勘察设计院集团有限公司 | Prefabricated assembled combination type door-shaped pillar and construction method thereof |
| CN203878459U (en) * | 2014-05-30 | 2014-10-15 | 中铁第一勘察设计院集团有限公司 | Box type prestressed concrete cap beam structure applied to gate-type pier |
| CN107100087A (en) * | 2017-06-26 | 2017-08-29 | 中铁西南科学研究院有限公司 | Simply supported beam rotator construction technique |
| CN207452687U (en) * | 2017-11-06 | 2018-06-05 | 中铁第一勘察设计院集团有限公司 | A kind of section assembling balance swivel gate pier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026542A (en) * | 2021-03-22 | 2021-06-25 | 中国铁路设计集团有限公司 | Frame pier structure with one end fixedly connected and one end movable and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN107974930B (en) | 2023-04-11 |
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