CN106436590B - A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge - Google Patents
A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge Download PDFInfo
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- CN106436590B CN106436590B CN201610967110.4A CN201610967110A CN106436590B CN 106436590 B CN106436590 B CN 106436590B CN 201610967110 A CN201610967110 A CN 201610967110A CN 106436590 B CN106436590 B CN 106436590B
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- ring orientation
- orientation prestress
- horizontal correction
- reaction frame
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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
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of ring orientation prestress for the horizontal correction of bridge to anchor counter-force deviation correcting device, belong to the horizontal deviation rectification technical field of construction of bridge, specifically include cross reaction frame, horizontal correction jack, leveling bridle iron, steering bridle iron, ring orientation prestress steel wire bundle, stretch-draw jack, stretching end anchorage and fixing end anchorage, cross reaction frame is anchored at pier stud side by prestressing tendon, withstand the top of cross reaction frame in horizontal correction jack one end, other end jacking and pushing bridge girder, realizes deviation rectification.Present invention construction small portable, operating expenses economy, install convenient, easy to standardized construction, short time limit is smaller on structure stress influence, high with bridge pier column design feature conjugation, is influenced from pier stud top installation space.
Description
Technical field
It is specifically a kind of to be used for what bridge level was rectified a deviation the present invention relates to the horizontal deviation rectification technical field of construction of bridge
Ring orientation prestress anchors counter-force deviation correcting device.
Background technology
At present, bridge deviation rectification sets counter-force deviation correcting device using two ways mostly, and first way is in pier stud
Surrounding sets the basic and large-scale correction counter-force supporting rack of counter-force, such as Chinese patent CN104947606A, discloses bridge top knot
The method for correcting error of structure, sets steel thick pillar beam on bridge pier, and steel thick pillar beam is fixed by bolt and bridge pier, with branch between steel thick pillar beam
Support is connected as a single entity, and solves bridge pier and limitation of the bridge space deficiency to lifting operation, when reducing bridge superstructure correction by
The resistance arrived, but there are the shortcomings that counter-force supporting rack system is complicated, and long construction period, operating expenses is high, and construction speed is slow at the same time.
The second way is to utilize setting counter-force deviation correcting device between pier stud head space, public such as Chinese patent CN103821091B
The replacing and rectificating method after a kind of beam bridge beam body longitudinal direction off normal is opened, reaction frame includes horizontal part, and horizontal part is placed longitudinally
On the corresponding pier coping portion bent cap of the off normal beam body, one end lower part of horizontal part is equipped with downward bracket, downward bracket inner side
Equipped with backing plate, backing plate is attached to face where the corresponding pier cap beam correction direction of the off normal beam body in correction, in horizontal part
Other end top is equipped with upward bracket, and correction jack is located between upward bracket and the off normal beam body diaphragm plate.Solve huge
The power transmission problem of big correction strength, while thrust reduction of rectifying a deviation, but exist at the same time when smaller between pier stud head space, it can not meet to pacify
The shortcomings that anti-loaded power deviation correcting device space requirement.
The content of the invention
The object of the present invention is to provide a kind of ring orientation prestress for the horizontal correction of bridge to anchor counter-force deviation correcting device, tool
Have a construction small portable, operating expenses economy, install convenient, easy to standardized construction, short time limit, structure stress is influenced compared with
It is small, it is high with bridge pier column design feature conjugation, influence advantage from pier stud top installation space.
The purpose of the present invention is be achieved through the following technical solutions：
A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge, including：Cross reaction frame
（1）, horizontal correction jack（2）, leveling bridle iron（3）, turn to bridle iron（4）, ring orientation prestress steel wire bundle（5）, tensioning
Jack（6）, stretching end anchorage（7）With fixing end anchorage（8）, the horizontal correction jack（2）Withstand the bridge in one end
Girder（9）, the other end withstands the cross reaction frame（1）Top, the leveling bridle iron（3）Towards bridge pier（10）Side
For arcwall face, opposite side is fixed on the reaction frame（1）Longeron on, the fixing end anchorage（8）It is fixed on the cross
Reaction frame（1）Crossbeam one end, the ring orientation prestress steel wire bundle（5）One end is connected to the fixing end anchorage（8）On,
The steering bridle iron（4）Towards bridge pier（10）Side is arcwall face, and opposite side is arc-shaped limit groove（401）, it is arranged on and ten
Font reaction frame（1）Opposite bridge pier（10）Opposite side, the ring orientation prestress steel wire bundle（4）Pass through the arc-shaped limit
Groove（401）It is wrapped in the steering bridle iron（4）On, the other end passes through the stretching end anchorage（7）It is connected to the tensioning thousand
Jin top（6）On, the stretching end anchorage（7）Withstand the stretch-draw jack in one end（6）, it is anti-that the other end is fixed on the cross
Power frame（1）Crossbeam the other end.The structure has construction small portable, operating expenses economy, install convenient, easy to standardize
Construction, short time limit is smaller on structure stress influence, high with bridge pier column design feature conjugation, from pier stud top installation space
Influence advantage.
Preferably, the cross reaction frame（1）Including reaction supporting beam A（101）, reaction supporting beam B（102）And anchor
Gu girder steel（103）, reaction supporting beam A（101）It is welded on anchoring girder steel（103）Top, reaction supporting beam B（102）It is symmetrically welded
In anchoring girder steel（103）Lower part, the cross reaction frame（1）It is simple in structure, occupy little space, processing cost is low.
Preferably, the arc-shaped limit groove（401）To be at least one, the ring orientation prestress steel wire bundle（5）Number
Amount and arc-shaped limit groove（401）Quantity is identical, using at least one set of ring orientation prestress steel wire bundle（5）Anchored, increased
Add anchor force, improve firmly installing property and reliability.
Preferably, the leveling bridle iron（3）To be at least one, the cross reaction frame is fixed on（1）Longeron
On, using multiple spot fixed form, increase device and bridge pier（10）Bonded area, strengthen the stability of anchoring.
Preferably, the cross reaction frame（1）Crossbeam both ends be both provided with perpendicular to cross reaction frame（1）Ten
The horizontal through hole of font plane, ring orientation prestress steel wire bundle（4）Through the through hole, the stretch-draw jack is connected（6）, institute
State stretching end anchorage（7）With the fixing end anchorage（8）.
Preferably, girder steel is anchored（103）It is provided at both ends with stiffener（104）, the reaction supporting beam A（101）With it is described
Reaction supporting beam B（102）Upper and lower part is provided with stiffener（104）, increase reaction frame structural strength.
Preferably, the anchoring girder steel（103）, the reaction supporting beam A（101）With the reaction supporting beam B（104）,
It is made of shaped steel, processing is simple, and production cost is low.
Preferably, the leveling bridle iron（3）With the steering bridle iron（4）, it is made of steel plate, processing is simple, production
Cost is low.
Beneficial effects of the present invention：
The horizontal reacting force deviation correcting device has construction small portable, and operating expenses economy, install convenient, is applied easy to standardize
Work, short time limit is smaller on structure stress influence, high with bridge pier column design feature conjugation, from pier stud top installation space shadow
Ring advantage.
Brief description of the drawings
Fig. 1 is the installment state schematic diagram of the present invention.
Fig. 2 is the line A-A sectional view of Fig. 1.
Fig. 3 is the structure diagram of the present invention.
Fig. 4 is the structure diagram of the leveling bridle iron of the present invention.
Fig. 5 is the structure diagram of the anchoring girder steel of the present invention.
Fig. 6 is the structure diagram of the reaction supporting beam A of the present invention.
Fig. 7 is the structure diagram of the reaction supporting beam B of the present invention.
Fig. 8 is the structure diagram of the steering bridle iron of the present invention.
In figure：
1 reaction frame, 101 reaction supporting beam A, 102 reaction supporting beam B, 103 anchor girder steels,
104 stiffeners, 2 horizontal correction jacks, 3 leveling bridle irons, 4 turn to bridle iron,
401 arc-shaped limit grooves, 5 ring orientation prestress steel wire bundles, 6 stretch-draw jacks,
7 stretching end anchorages, 8 fixing end anchorages, 9 bridge main beams, 10 bridge pier columns.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
：A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge,
Including：Cross reaction frame（1）, horizontal correction jack（2）, leveling bridle iron（3）, turn to bridle iron（4）, ring orientation prestress
Steel wire bundle（5）, stretch-draw jack（6）, stretching end anchorage（7）With fixing end anchorage（8）, horizontal correction jack（2）One end
Withstand bridge main beam（9）, the other end withstands cross reaction frame（1）Top, reaction frame is as horizontal correction jack（2）'s
Fulcrum, horizontal correction jack（2）Jacking and pushing bridge girder（9）, design position is made up to, realizes deviation rectification, leveling steel branch
Seat (3) is towards bridge pier（10）Side is arcwall face, and the arcwall face is consistent with abutment surface shape, is bonded with abutment surface, leveling steel branch
Seat (3) opposite side is fixed on reaction frame（1）Longeron on, fixing end anchorage（8）It is fixed on cross reaction frame（1）Crossbeam
One end, ring orientation prestress steel wire bundle（6）One end is connected to fixing end anchorage（8）On, turn to bridle iron（4）It is arranged on cross
Reaction frame（1）Opposite bridge pier（10）Opposite side, towards bridge pier（10）Side is arcwall face, the arcwall face and abutment surface shape one
Cause, be bonded with abutment surface, opposite side is arc-shaped limit groove（401）, ring orientation prestress steel wire bundle（4）Pass through arc-shaped limit groove
（401）It is wrapped in steering bridle iron（4）On, the other end passes through stretching end anchorage（7）It is connected to stretch-draw jack（6）On, tensioning
Hold anchorage（7）Withstand stretch-draw jack in one end（6）, the other end is fixed on cross reaction frame（1）Crossbeam the other end, tensioning
Jack（6）With stretching end anchorage（7）For fulcrum, tensioning ring orientation prestress steel wire bundle（5）, make cross reaction frame（1）Anchor
Gu in pier stud side, counter-force application point is provided for level correction.The structure has construction small portable, operating expenses economy, peace
It is convenient to fill, and easy to standardized construction, short time limit is smaller on structure stress influence, high with bridge pier column design feature conjugation, no
Advantage is influenced by pier stud top installation space.
As shown in Figure 3：Cross reaction frame（1）Including reaction supporting beam A（101）, reaction supporting beam B（102）And anchoring
Girder steel（103）, reaction supporting beam A（101）It is welded on anchoring girder steel（103）Top, reaction supporting beam B（102）It is symmetrically welded at
Anchor girder steel（103）Lower part, cross reaction frame（1）It is simple in structure, occupy little space, processing cost is low.
Arc-shaped limit groove（401）To be at least one, ring orientation prestress steel wire bundle（5）Quantity and limiting slot number phase
Together, using at least one set of ring orientation prestress steel wire bundle（5）Anchored, increase anchor force, improve firmly installing property.
Leveling bridle iron（3）To be at least one, cross reaction frame is fixed on（1）Longeron on, using multiple spot fixation side
Formula, increases device and bridge pier（10）Bonded area, strengthen the stability of anchoring.
Cross reaction frame（1）Crossbeam both ends be both provided with perpendicular to cross reaction frame（1）Cross plane
Horizontal through hole, ring orientation prestress steel wire bundle（4）Through through hole, stretch-draw jack is connected（6）, stretching end anchorage（7）And fixation
Hold anchorage（8）.
As shown in Fig. 5, Fig. 6 and Fig. 7：Anchor girder steel（103）It is provided at both ends with stiffener（104）, reaction supporting beam A
（101）With reaction supporting beam B（102）Upper and lower part is provided with stiffener（104）, increase reaction frame structural strength.
Anchor girder steel（103）, reaction supporting beam A（101）With reaction supporting beam B（102）, it is made of shaped steel, leveling steel branch
Seat（3）With steering bridle iron（4）, it is made of steel plate, processing is simple, and production cost is low.
The operation principle of the device is：
Under use state, 10 both sides of bridge pier column are respectively placed with the device more than a set of or a set of, by ring orientation prestress steel
Strand bundle（5）One end is fixed on cross reaction frame（1）The fixing end anchorage of crossbeam one end（8）On, then by ring orientation prestress
Steel wire bundle（5）The other end is successively around unilateral bridge pier column（10）, turn to bridle iron（4）Arc-shaped limit groove（401）, even
Connect cross reaction frame（1）The stretch-draw jack of the crossbeam other end（6）, turn to bridle iron（4）It is fixed on and cross reaction frame
（1）On, with respect to bridge pier（10）Side and bridge pier（10）Fitting, leveling bridle iron（3）Side and cross reaction frame（1）Gu
It is fixed, opposite side and bridge pier（10）Fitting, stretch-draw jack（6）With with stretching end anchorage（7）For fulcrum tensioning pretension steel strand wires, make
The horizontal reacting force deviation correcting device is anchored at pier stud（10）Side, counter-force application point, horizontal correction jack are provided for level correction
（2）Withstand cross reaction frame in one end（1）Counter-force fulcrum of the top as correction, the other end withstands bridge main beam（9）, pass through
Bridge pier（10）Horizontal correction jack on this device of both ends（2）Jacking and pushing bridge girder repeatedly（9）, design position is made up to,
Realize that bridge resets.
Claims (8)
- A kind of 1. ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge, it is characterised in that including：Cross Reaction frame (1), horizontal correction jack (2), leveling bridle iron (3), steering bridle iron (4), ring orientation prestress steel wire bundle (5), stretch-draw jack (6), stretching end anchorage (7) and fixing end anchorage (8), described horizontal correction jack (2) one end are withstood Bridge main beam (9), the other end withstand the top of the cross reaction frame (1), and the leveling bridle iron (3) is towards bridge pier (10) Side is arcwall face, and opposite side is fixed on the longeron of cross reaction frame (1), and the fixing end anchorage (8) is fixed on described One end of cross reaction frame (1) crossbeam, described ring orientation prestress steel wire bundle (5) one end are connected to the fixing end anchorage (8) on, the steering bridle iron (4) is arcwall face towards bridge pier (10) side, and opposite side is arc-shaped limit groove (401), described Ring orientation prestress steel wire bundle (4) is wrapped on the steering bridle iron (4) by the arc-shaped limit groove (401), the other end It is connected to through the stretching end anchorage (7) on the stretch-draw jack (6), described stretching end anchorage (7) one end is withstood described Stretch-draw jack (6), the other end are fixed on the other end of the crossbeam of the cross reaction frame (1).
- 2. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 1 for the horizontal correction of bridge, its feature It is：The cross reaction frame (1) includes reaction supporting beam A (101), reaction supporting beam B (102) and anchoring girder steel (103), the reaction supporting beam A (101) is welded on anchoring girder steel (103) top, and the reaction supporting beam B (102) is welded on Anchor girder steel (103) lower part.
- 3. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 1 for the horizontal correction of bridge, its feature It is：The arc-shaped limit groove (401) is at least one, quantity and the arc of the ring orientation prestress steel wire bundle (5) Limiting slot (401) quantity is identical.
- 4. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 1 for the horizontal correction of bridge, its feature It is：The leveling bridle iron (3) is at least one, is fixed on the longeron of the cross reaction frame (1).
- 5. it is used for the ring orientation prestress anchoring counter-force correction dress of the horizontal correction of bridge according to 1 or 2 any one of them of claim Put, it is characterised in that：The crossbeam both ends of the cross reaction frame (1) are both provided with horizontal through hole, the ring orientation prestress steel Strand bundle (4) passes through the through hole, connects the stretch-draw jack (6), the stretching end anchorage (7) and the fixing end anchorage (8)。
- 6. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 2 for the horizontal correction of bridge, its feature It is：Anchoring girder steel (103), the reaction supporting beam A (101) and the reaction supporting beam B (102) are both provided with and put more energy into Plate (104).
- 7. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 2 for the horizontal correction of bridge, its feature It is：Anchoring girder steel (103), the reaction supporting beam A (101) and the reaction supporting beam B (104), are made of shaped steel.
- 8. the ring orientation prestress anchoring counter-force deviation correcting device according to claim 2 for the horizontal correction of bridge, its feature It is：The leveling bridle iron (3) and the steering bridle iron (4), are made of steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967110.4A CN106436590B (en) | 2016-10-28 | 2016-10-28 | A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967110.4A CN106436590B (en) | 2016-10-28 | 2016-10-28 | A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge |
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| Publication Number | Publication Date |
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| CN106436590A CN106436590A (en) | 2017-02-22 |
| CN106436590B true CN106436590B (en) | 2018-04-24 |
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| CN201610967110.4A Active CN106436590B (en) | 2016-10-28 | 2016-10-28 | A kind of ring orientation prestress anchoring counter-force deviation correcting device for the horizontal correction of bridge |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190656B (en) * | 2017-07-21 | 2023-10-20 | 贝正河北工程技术有限公司 | Transverse automatic deviation correcting device for bent bridge body and installation method thereof |
| CN109056558B (en) * | 2018-08-20 | 2021-01-15 | 中铁大桥（南京）桥隧诊治有限公司 | Circumferential reinforcing structure for preventing pier top from splitting and laying method thereof |
| CN113356096B (en) * | 2021-07-19 | 2022-10-14 | 周占国 | Bridge active deviation correcting device adjacent to foundation pit and implementation method thereof |
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| KR20080017240A (en) * | 2006-08-21 | 2008-02-26 | 주식회사 신화 엠앤씨 | J.k bracket method |
| JP2009167734A (en) * | 2008-01-18 | 2009-07-30 | Ohmoto Gumi Co Ltd | Method and device for intruding reinforcement steel plate into ground in seismic strengthening construction |
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| CN206204806U (en) * | 2016-10-28 | 2017-05-31 | 柳州欧维姆工程有限公司 | A kind of ring orientation prestress for the correction of bridge level anchors counter-force deviation correcting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821090B (en) * | 2014-02-27 | 2015-12-30 | 武汉中交试验检测加固工程有限责任公司 | Replacing and rectificating method after pier slope |
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2016
- 2016-10-28 CN CN201610967110.4A patent/CN106436590B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080017240A (en) * | 2006-08-21 | 2008-02-26 | 주식회사 신화 엠앤씨 | J.k bracket method |
| JP2009167734A (en) * | 2008-01-18 | 2009-07-30 | Ohmoto Gumi Co Ltd | Method and device for intruding reinforcement steel plate into ground in seismic strengthening construction |
| CN102733320A (en) * | 2012-06-21 | 2012-10-17 | 河海大学 | Pier annular bracket type column embracing beam for jacking bridge |
| CN206204806U (en) * | 2016-10-28 | 2017-05-31 | 柳州欧维姆工程有限公司 | A kind of ring orientation prestress for the correction of bridge level anchors counter-force deviation correcting device |
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