CN105735154A - Bridge droop reinforcing device and construction method thereof - Google Patents
Bridge droop reinforcing device and construction method thereof Download PDFInfo
- Publication number
- CN105735154A CN105735154A CN201610275591.2A CN201610275591A CN105735154A CN 105735154 A CN105735154 A CN 105735154A CN 201610275591 A CN201610275591 A CN 201610275591A CN 105735154 A CN105735154 A CN 105735154A
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- Prior art keywords
- hawser
- bridge
- rope
- hole
- line wheel
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge droop reinforcing device, characterized by comprising a correcting device; each side of the correcting device is fitted with a damping device and a double-wire reel; the correcting device comprises an upper fixing plate which is fitted with a fixing bolt hole, support rods are connected below the upper fixing plate, and wire rope holes are fitted in the lower surfaces of support rods; the invention has the advantages that a bridge expansion joint is reinforced through the device to prevent a bridge from drooping, driving safety is effectively ensured, the practicality is high, and the bridge droop reinforcing device is suitable for popularization and application.
Description
Technical field
The present invention relates to a kind of exchanging bridge device and construction method thereof, belong to engineering construction technology field.
Background technology
Bridge, refers to be erected in rivers,lakes and seas, makes the building that traffic etc. can pass through smoothly, be called bridge.Bridge is generally made up of superstructure, substructure, bearing and attached structure, and superstructure, also known as bridge span structure, is across the primary structure of obstacle；Substructure includes abutment, bridge pier and basis；Bearing is the load transfer device set by supporting place of bridge span structure and bridge pier or abutment；Attached structure then refers to transition slab at bridge head, truncated cone banking, shore protection, training works etc..
Bridge expanssion joint: refer to the requirement for meeting bridge floor deformation, generally between two beam-ends, expansion joint is set between beam-ends and abutment or in the articulated position of bridge.Require expansion joint parallel, be perpendicular to the both direction of bridge axes, all can freely stretch, solid and reliable, should smooth out when vehicle runs over, without kick and noise；Want to prevent rainwater and rubbish earth from penetrating into block；Installation, inspection, maintenance, elimination dirt will simple and convenient.Arranging expansion joint place, railing and deck paving will disconnect.The effect of bridge expanssion joint: be in that to regulate the displacement between the superstructure caused by vehicular load and bridge construction material and connection.The retractor device of skew bridge, once be destroyed, will have a strong impact on the speed of driving, comfortableness and safety, even causes traffic safety accident.
If an application number is that CN204875563U discloses a kind of bridge strengthening device based on polyurethane cement Yu prestress rope, relating to a kind of bridge strengthening device, there is New-old concrete joint surface intensity deficiency for solution existing highway bridge bracing means in this utility model, deadweight increases the problems such as relatively big, resistance to tension raising is inconspicuous.This utility model includes prestress rope and polyurethane cement back-up coat, prestress rope is arranged on bridge strengthening apparatus surface, it is fixed on after utilizing stretching end ground tackle stretch-draw on fixing end ground tackle, prestress rope is coated with and is fixed with polyurethane cement back-up coat；It also includes plane formula pressure transducer, in embedment bridge pontic, tablet is parallel to ground, plane formula pressure transducer measures STRESS VARIATION amount when load change suffered by bridge, STRESS VARIATION amount is exported to A/D converter by plane formula pressure transducer by pressure simulation signal output part, and the digital signal output end of A/D converter is connected with the digital signal input end of Acquisition Circuit.This utility model is used for civil engineering.
And for example an application number is that CN101942812A discloses a kind of bridge reinforcing method.The reinforcement means of the present invention is that application prestressed high-strength wire gauze ground tackle carries out bridge strengthening；Hight strength cable net ground tackle includes anchoring piece (1), bolt (2), screw rod (3) and intermediate plate (4)；Bolt is located in the through hole of anchoring piece；Screw rod and intermediate plate are located in the through hole of bolt and connect；The vertebra angle of intermediate plate is more than the vertebra angle of bolt hole, two vertebra angle difference 0.05-0.5 degree.The ground tackle that the present invention adopts: anchoring property is reliable；Enough bearing capacitys；Durable；Easy construction；Can stretch-draw immediately after assembling；Centering is convenient, and interchangeability is good, and the adaptive capacity of environment is high；The small-sized flat anchor of many high tensile steel wires can be anchored simultaneously；The intensity of pre-applied force muscle can be given full play to and realize stretch-draw operation safely.The method reinforcement bridge of the application present invention, uses that scope is wide, easy construction, less costly, can give full play to the intensity of pre-applied force muscle, can realize stretch-draw operation safely, it is possible to dramatically increase the bearing capacity of bridge.
After the long-time use of some bridge expanssion joints, owing to lower section does not have bridge pier to support, cause that the one end at expansion joint declines, driving can be caused when vehicle is passed by owing to being uneven.Accordingly, it would be desirable to its sagging place is reinforced, it is prevented that it continues sagging to affect traffic safety.
Summary of the invention
Instant invention overcomes prior art Problems existing, it is proposed that bridge expanssion joint place is reinforced by a kind of sagging bracing means of bridge and construction method, this device and construction method thereof, it is prevented that it is sagging, is effectively ensured traffic safety.
The concrete technical scheme of the present invention is as follows:
A kind of sagging bracing means of bridge, it is characterised in that: including correcting device, described correction supports both sides and is mounted on damping unit and two-wire reel；
Described correcting device includes upper mounted plate, and fixed plate is provided with fixed bolt hole, and fixed plate has been connected below support bar, and hawser cord hole is arranged on below described support bar；
Described damping unit includes housing, described housing is internally installed hawser rope fixing hole, described hawser rope fixing hole surrounding is connected to retractor device, and one end of described retractor device is connected to down the inwall of the housing that is articulated and connected, and the other end is connected to the hawser rope fixing hole that is articulated and connected；Being installed with threaded in described hawser rope fixing hole, described threaded one end is provided with nut and fixes, and the other end is provided with pulley；
Described two-wire reel includes bolt fixed plate, described bolt fixed plate connects wired one and line wheel two, wind and line wheel one and line wheel two of taking turns and is connected, described line take turns one and line take turns and be also equipped with self-locking structure on two；
On the fixing online wheel one of hawser rope and line wheel two, and sequentially pass through hawser rope fixing hole, hawser cord hole, another one hawser rope fixing hole are finally fixed on above line wheel one and the line wheel two of another set.
Preferentially, also include conveying arrangement, described conveying arrangement includes base plate, described base plate is provided with the groove installing correcting device, locking clasp is by being hingedly mounted on the side of groove, the side of described base plate is provided with lifting snap close, and balance weight hanging bar is arranged on lifting snap close side, and on described balance weight hanging bar, activity is placed with balancing weight.
Additionally, present invention also offers a kind of sagging bracing means construction method of bridge, it is characterised in that comprise the following steps:
1) prepare before construction: first correction support, damping unit, two-wire reel and conveying arrangement are placed on bridge floor, crane are driven on bridge floor, check Plant in good condition；
2) two-wire reel is installed: by workmen below safety rope, the bolt fixed plate of two-wire reel is penetrated in pontic fixing by expansion bolt；
3) damping unit is installed: by workmen below safety rope, fixing for the damping at damping unit top plate is penetrated in pontic fixing by expansion bolt, pulley rotary motion is detected simultaneously, and pulley is coated with lubricating oil；
4) correcting device is installed: be placed on by correcting device above conveying arrangement, utilizes tight locking button latch closure to live the fixing conveying arrangement of hawser cord hole, and balancing weight is installed；Utilize crane to clasp lifting snap close, start lower handling and deliver to the lower section of sagging bridge expanssion joint, penetrate in fixed bolt hole by expansion bolt and squeeze in pontic fixing；
5) wire rope handling: by hawser rope first fixing online wheel one and line wheel two, sequentially passing through hawser rope fixing hole, hawser cord hole, another one hawser rope fixing hole are finally fixed on above another set line wheel one and line wheel two；
6) tighten up: by shaking wind, hawser rope being tightened up, make correcting device be held by hawser, reinforcing completes；
7) to step 2)-step 4) sets expansion bolt place and carries out concrete repair, and construction completes.
Beneficial effects of the present invention: bridge expanssion joint place is reinforced by this device, it is prevented that it is sagging, is effectively ensured traffic safety, practical, is suitable for promoting the use of.
Accompanying drawing explanation
Fig. 1 is the front view of the sagging bracing means of bridge of the present invention；
Fig. 2 is the structural representation of correcting device of the present invention；
Fig. 3 is the structural representation of damping unit of the present invention；
Fig. 4 is the structural representation of two-wire reel of the present invention；
Fig. 5 is the structural representation of conveying arrangement of the present invention；
Fig. 6 is the structural representation of hawser rope fixing hole of the present invention.
Detailed description of the invention
As it can be seen, a kind of sagging bracing means of bridge, including correcting device 5, described support 5 both sides of revising are mounted on damping unit 4 and two-wire reel 2.On the fixing online wheel 1 of hawser rope and line wheel 2 23, and sequentially pass through hawser rope fixing hole 403, hawser cord hole 54, another one hawser rope fixing hole 403 are finally fixed on above line wheel 1 and the line wheel 2 23 of another set；
Correcting device 5 includes upper mounted plate 52, and upper mounted plate 52 adopts 30-50mm steel plate, and fixed plate 52 is provided with fixed bolt hole 51, and fixed plate 52 has been connected below support bar 53, and hawser cord hole 54 is arranged on below described support bar 53.
Damping unit 4 includes housing 402, housing 402 is provided with the fixing plate 401 of damping, described housing 402 is internally installed hawser rope fixing hole 403, described hawser rope fixing hole 403 surrounding is connected to retractor device 404, one end of described retractor device 404 is connected to down hinged 405 inwalls connecting housing 402, the other end is connected to hinged 406 and connects hawser rope fixing hole 403, it is installed with threaded 4031 in described hawser rope fixing hole 403, described threaded 4031 one end is provided with nut 4032 and fixes, and the other end is provided with pulley 4033.When hawser rope rocks, retractor device 404 serves the effect reducing vibrations, it is ensured that correcting device 5 is stable.
Two-wire reel 2 includes bolt fixed plate 21, described bolt fixed plate 21 connects wired one 22 and line wheel 2 23, wind 25 and line wheel 1 and line wheel 2 23 of taking turns and is connected, described line take turns 1 and line take turns and be also equipped with self-locking structure 24 on 2 23.
In addition, also include conveying arrangement 1, described conveying arrangement 1 includes base plate 12, described base plate 12 is provided with the groove 13 installing correcting device 5, locking clasp 17 is by being hingedly mounted on the side of groove 13, the side of described base plate 12 is provided with lifting snap close 16, and balance weight hanging bar 15 is arranged on lifting snap close 16 side, and on described balance weight hanging bar 15, activity is placed with balancing weight 14.First the hawser cord hole 54 of correcting device 5 locking clasp 17 is fixed when transporting correcting device 5, after correcting device 5 fixes on bridge, unclamping locking clasp 17, make conveying arrangement 1 be returned on bridge floor by loop wheel machine 3.
Additionally, present invention also offers a kind of sagging bracing means construction method of bridge, it is characterised in that comprise the following steps:
1) prepare before construction: first correction support 5, damping unit 4, two-wire reel 2 and conveying arrangement 1 are placed on bridge 6 bridge floor, crane 3 is driven on bridge floor, check Plant in good condition；
2) two-wire reel 2 is installed: by workmen below safety rope, the bolt fixed plate 21 of two-wire reel 2 is penetrated in pontic fixing by expansion bolt；
3) damping unit 4 is installed: by workmen below safety rope, fixing for the damping at damping unit 4 top plate 27 is penetrated in pontic fixing by expansion bolt, pulley 4033 rotary motion is detected simultaneously, and pulley 4033 is coated with lubricating oil；
4) correcting device 5 is installed: be placed on by correcting device 5 above conveying arrangement 1, utilizes locking clasp 17 to clasp hawser cord hole 54 and fix conveying arrangement 1, and balancing weight 14 is installed；Utilize crane 3 to clasp lifting snap close 16, start lower handling and deliver to the lower section of sagging bridge expanssion joint, penetrated in fixed bolt hole 51 by expansion bolt and squeeze in pontic fixing；
5) wire rope handling: by hawser rope first fixing online wheel 1 and line wheel 2 23, sequentially passing through hawser rope fixing hole 403, hawser cord hole 54, another one hawser rope fixing hole 403 are finally fixed on above another set line wheel 1 and line wheel 2 23；
6) tighten up: by shaking wind 25, hawser rope being tightened up, make correcting device 5 be held by hawser, reinforcing completes；
7) to step 2)-step 4) sets expansion bolt place and carries out concrete repair, and construction completes.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to replacement or the technical scheme of equivalent transformation formation, all fall within the protection domain of application claims.
Claims (3)
1. the sagging bracing means of bridge, it is characterised in that: including correcting device (5), described support (5) both sides of revising are mounted on damping unit (4) and two-wire reel (2)；
Described correcting device (5) includes upper mounted plate (52), fixed plate (52) is provided with fixed bolt hole (51), fixed plate (52) has been connected below support bar (53), and hawser cord hole (54) is arranged on described support bar (53) below；
Described damping unit (4) includes housing (402), described housing (402) is internally installed hawser rope fixing hole (403), described hawser rope fixing hole (403) surrounding is connected to retractor device (404), one end of described retractor device (404) is connected to down hinged (405) and connects the inwall of housing (402), and the other end is connected to hinged (406) and connects hawser rope fixing hole (403)；Being installed with threaded (4031) in described hawser rope fixing hole (403), described threaded (4031) one end is provided with nut (4032) and fixes, and the other end is provided with pulley (4033)；
Described two-wire reel (2) includes bolt fixed plate (21), the upper connection of described bolt fixed plate (21) is wired takes turns one (22) and line wheel two (23), wind (25) is connected with line wheel one (22) and line wheel two (23), and described line wheel one (22) and line are taken turns and be also equipped with self-locking structure (24) on two (23)；
On the fixing online wheel one (22) of hawser rope and line wheel two (23), and sequentially pass through hawser rope fixing hole (403), hawser cord hole (54), another one hawser rope fixing hole (403) are finally fixed on the line wheel one (22) of another set and line takes turns two (23) above.
2. the sagging bracing means of bridge as claimed in claim 1, it is characterized in that: also include conveying arrangement (1), described conveying arrangement (1) includes base plate (12), described base plate (12) is provided with the groove (13) installing correcting device (5), locking clasp (17) is by being hingedly mounted on the side of groove (13), the side of described base plate (12) is provided with lifting snap close (16), balance weight hanging bar (15) is arranged on lifting snap close (16) side, and the upper activity of described balance weight hanging bar (15) is placed with balancing weight (14).
3. the sagging bracing means construction method of bridge, it is characterised in that comprise the following steps:
1) prepare before construction: first correction is supported (5), damping unit (4), two-wire reel (2) and conveying arrangement (1) and be placed on bridge (6) bridge floor, crane (3) is driven on bridge floor, check Plant in good condition；
2) two-wire reel (2) is installed: by workmen below safety rope, the bolt fixed plate (21) of two-wire reel (2) is penetrated in pontic fixing by expansion bolt；
3) damping unit (4) is installed: by workmen below safety rope, fixing for the damping at damping unit (4) top plate (401) is penetrated in pontic fixing by expansion bolt, pulley (4033) rotary motion is detected simultaneously, and pulley (4033) is coated with lubricating oil；
4) correcting device (5) is installed: correcting device (5) is placed on conveying arrangement (1) above, utilizes locking clasp (17) to clasp the fixing conveying arrangement (1) of hawser cord hole (54), and balancing weight (14) is installed；Utilize crane (3) to clasp lifting snap close (16), start lower handling and deliver to the lower section of sagging bridge expanssion joint, penetrated in fixed bolt hole (51) by expansion bolt and squeeze in pontic fixing；
5) wire rope handling: by hawser rope first fixing online wheel one (22) and line wheel two (23), sequentially passing through hawser rope fixing hole (403), hawser cord hole (54), another one hawser rope fixing hole (403) is finally fixed on another set line wheel one (22) and line takes turns two (23) above；
6) tighten up: by shaking wind (25), hawser rope being tightened up, make correcting device (5) be held by hawser, reinforcing completes；
7) to step 2)-step 4) sets expansion bolt place and carries out concrete repair, and construction completes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043332.1A CN106758880B (en) | 2016-04-29 | 2016-04-29 | A kind of sagging bracing means of bridge and its construction method |
| CN201610275591.2A CN105735154B (en) | 2016-04-29 | 2016-04-29 | Bridge droop reinforcing device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275591.2A CN105735154B (en) | 2016-04-29 | 2016-04-29 | Bridge droop reinforcing device and construction method thereof |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043332.1A Division CN106758880B (en) | 2016-04-29 | 2016-04-29 | A kind of sagging bracing means of bridge and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105735154A true CN105735154A (en) | 2016-07-06 |
| CN105735154B CN105735154B (en) | 2017-05-10 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610275591.2A Expired - Fee Related CN105735154B (en) | 2016-04-29 | 2016-04-29 | Bridge droop reinforcing device and construction method thereof |
| CN201710043332.1A Active CN106758880B (en) | 2016-04-29 | 2016-04-29 | A kind of sagging bracing means of bridge and its construction method |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043332.1A Active CN106758880B (en) | 2016-04-29 | 2016-04-29 | A kind of sagging bracing means of bridge and its construction method |
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| Country | Link |
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| CN (2) | CN105735154B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472282A (en) * | 2020-04-23 | 2020-07-31 | 乔磊 | Prestressed anchorage utensil is used in road bridge construction |
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| CN2641113Y (en) * | 2003-06-07 | 2004-09-15 | 青岛铁路工务机电技术公司 | Steel cable and double wire bridge type repairing trolly for concrete up beam |
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| JP2010138544A (en) * | 2008-12-09 | 2010-06-24 | East Japan Railway Co | Construction method for increasing rigidity of girder, and girder member |
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| CN203452004U (en) * | 2013-06-21 | 2014-02-26 | 重庆运安机电制造有限责任公司 | Bottom width overhaul hanging basket of bridge |
| CN104894985A (en) * | 2015-06-29 | 2015-09-09 | 郑州大学 | Construction method for rapidly reinforcing orthotropic board bridge floor of U-shaped ribs |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001164519A (en) * | 1999-12-03 | 2001-06-19 | Hanshin Kosoku Doro Kanri Gijutsu Center | Bridge-steel i-girder maintenance inspection device |
| CN101942812B (en) * | 2009-07-09 | 2012-09-05 | 北京公科固桥技术有限公司 | Bridge reinforcing method and uses of prestress reinforced steel wire net anchor in bridge reinforcement |
| KR101197318B1 (en) * | 2010-02-19 | 2012-11-05 | 김재흥 | Joint reinforcing method using bending connection member and bridge construction method therewith |
| CN102296546A (en) * | 2011-06-02 | 2011-12-28 | 河南省交通工程加固有限责任公司 | Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof |
| CN204875563U (en) * | 2015-09-02 | 2015-12-16 | 东北林业大学 | Bridge reinforcing apparatus based on polyurethane cement and prestressed wire rope |
-
2016
- 2016-04-29 CN CN201610275591.2A patent/CN105735154B/en not_active Expired - Fee Related
- 2016-04-29 CN CN201710043332.1A patent/CN106758880B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641113Y (en) * | 2003-06-07 | 2004-09-15 | 青岛铁路工务机电技术公司 | Steel cable and double wire bridge type repairing trolly for concrete up beam |
| CN201292512Y (en) * | 2008-08-29 | 2009-08-19 | 北京公联洁达公路养护工程有限公司 | Suspended cable sliding table for spraying main steel box beam of overpass |
| JP2010138544A (en) * | 2008-12-09 | 2010-06-24 | East Japan Railway Co | Construction method for increasing rigidity of girder, and girder member |
| CN103132464A (en) * | 2013-03-27 | 2013-06-05 | 双鸭山市吉昌机械制造有限公司 | Built-in two-way sliding maintenance platform of tower crown |
| CN203452004U (en) * | 2013-06-21 | 2014-02-26 | 重庆运安机电制造有限责任公司 | Bottom width overhaul hanging basket of bridge |
| CN104894985A (en) * | 2015-06-29 | 2015-09-09 | 郑州大学 | Construction method for rapidly reinforcing orthotropic board bridge floor of U-shaped ribs |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472282A (en) * | 2020-04-23 | 2020-07-31 | 乔磊 | Prestressed anchorage utensil is used in road bridge construction |
| CN111472282B (en) * | 2020-04-23 | 2021-03-19 | 乔磊 | Prestressed anchorage utensil is used in road bridge construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106758880B (en) | 2018-08-24 |
| CN106758880A (en) | 2017-05-31 |
| CN105735154B (en) | 2017-05-10 |
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Inventor after: Liu Ce Inventor after: Wang Lin Inventor after: Qiao Lei Inventor after: Zhang Tianmeng Inventor after: Zhao Zihua Inventor after: Liu Huijun Inventor after: Wei Zhijun Inventor after: Liu Yachang Inventor after: Li Dawei Inventor after: Geng Rui Inventor before: Xia Yujuan |
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Effective date of registration: 20170407 Address after: 063000 Tangshan City North Road, Hebei Road, the source of the source of the source in the Tianyuan garden, building 4, No. 208, No. 601 Applicant after: Liu Ce Applicant after: Wang Lin Applicant after: Qiao Lei Applicant after: Zhang Tianmeng Applicant after: Zhao Zihua Applicant after: Liu Huijun Applicant after: Wei Zhijun Applicant after: Liu Yachang Applicant after: Li Dawei Applicant after: Geng Rui Address before: 212400 Zhenjiang City, Jiangsu province Jurong city Zhenjiang Baohua Long Road No. 30 Peace Village 3 Room 305 Applicant before: Xia Yujuan |
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Granted publication date: 20170510 Termination date: 20200429 |
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