CN104594207A - Supporting device used for bridge horizontal rotation construction, rotation supporting system and construction method - Google Patents
Supporting device used for bridge horizontal rotation construction, rotation supporting system and construction method Download PDFInfo
- Publication number
- CN104594207A CN104594207A CN201510018808.7A CN201510018808A CN104594207A CN 104594207 A CN104594207 A CN 104594207A CN 201510018808 A CN201510018808 A CN 201510018808A CN 104594207 A CN104594207 A CN 104594207A
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- Prior art keywords
- emery disc
- spike
- sand
- bridge
- construction
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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
- 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
Abstract
The invention provides a supporting device used for bridge horizontal rotation construction, a rotation supporting system and a construction method, aiming at the defects existing in the existing bridge rotation body apparatus and technology. The supporting device comprises a sand tray, dry sand in the sand tray and a mortar plastering layer. The rotating supporting system comprises a rotating table and more than six rotation supporting modules; each rotation supporting module consists of a bottom supporting device, supporting lugs and a supporting lug steel walking board. The supporting device has the advantages that the structure is simple, the cost of the sand tray is low, the manufacturing technology is simple, and field processing and manufacturing can be realized. The construction method is simple, solid and steady in structure, detachment and cleaning are easy after use, and the labor and material costs are saved.
Description
Technical field
The invention belongs to the construction engineering technical field of bridge, particularly relate to a kind of in rotator construction to spike and space is filled between slipping the equipment of turning, be specifically related to for the bracing or strutting arrangement of bridge horizontal construction, rotational support system and construction method.
Background technology
At present in bridge horizontal rotator construction, when adopting centre bearing swing system, under top rotary table of being everlasting, spike being set, dividing into steel limp at spike.When spike is bridge rotating, braced structures swivel structure insures leg stably, is symmetrically distributed in the both sides of longitudinal axis.Be provided with slideway in the below of spike, insure spike when turning and can slide in slideway, to keep swivel structure steady.During Superstructure Construction, for holding structure is stablized, the space between spike and slideway need be tamped, existing general way fills the steel, the tetrafluoro combined liner plate that are made up of steel plate and tetrafluoro plate.Treat that Superstructure Construction is complete, before bridge rotating, take out the combined liner plate of aforesaid steel and tetrafluoro, and corrosion resistant plate of mating formation in chute surface.But, in practice of construction, because bridge superstructure load is very large, and the action time of construction is very long, cause causing the combined liner plate of above-mentioned steel and tetrafluoro to occur to be out of shape significantly under long-term, large pressure environment, therefore and be difficult to pull out, affect follow-up operation of turning, thus become the bottleneck problem affecting rotator construction later stage progress, certainly will new construction equipment and technique to be taked to solve this engineering roadblock.
Summary of the invention
The present invention to turn weak point existing on equipment and technology for making up above-mentioned existing highway bridge, a kind of bracing or strutting arrangement for bridge horizontal construction, rotational support system and the construction method that provide, reach use simple, the object of accelerating construction progress.
Concrete invention technical scheme is as follows:
Bracing or strutting arrangement for bridge horizontal construction: comprise dry sand 5 in emery disc 3, emery disc, sand finish layer 6.Described emery disc 3 is open-topped hollow, rectangular body.In the cavity of emery disc 3, be filled with dry sand 5 in emery disc, form sand cushion.The end face of described sand cushion lower than the end face of emery disc 3, and is provided with sand finish layer 6 at the top of sand cushion.The end face of described sand finish 6 is not higher than the end face of emery disc 3.The sidewall of emery disc 3 has an emery disc side openings 4.Emery disc side openings 4 is furnished with side openings plate 7.
Adopt the rotational support system of the bracing or strutting arrangement for bridge horizontal construction of the present invention, comprise the rotational support assembly of more than 1 turntable 12 and 6.Described turntable 12 is in circular.The bottom of turntable 12 and the top of rotational support assembly link together.Each rotational support assembly is formed by the bracing or strutting arrangement for bridge horizontal construction of the present invention, spike 1, spike steel limp 2.Wherein, one block of spike steel limp 2 is provided with at the top of the bracing or strutting arrangement of constructing for bridge horizontal.A spike 1 is provided with at the top of spike steel limp 2.The end face of described spike 1 is connected with adjacent turntable 12 bottom surface.
Adopt the bridge horizontal Construction of Supporting method of a kind of base support means for bridge horizontal construction of the present invention, carry out as follows:
Step 1: the steel plate slideway 8 laying annular on the end face of concrete lower rotary table.The center of circle of described steel plate slideway and the center of bridge pier yet to be built coincide.Steel plate slideway is installed emery disc 3.Each emery disc 3 center need coincide with the center of spike 1 to be positioned.
Step 2: have emery disc side openings 4 on the sidewall of each emery disc 3, and be furnished with side openings plate 7.
Step 3: will pour in emery disc 3 in dry sand in emery disc 5, with trowel dry sand in emery disc 5 is made real, floating, formed sand cushion.Guarantee the smooth and level of this sand cushion, the end face of sand cushion is lower than emery disc 3 height.
Step 4: the top of the sand cushion described in step 3 settles bottom to be provided with the spike 1 of spike steel limp 2.Subsequently, in surface brush one deck cement mortar of the sand cushion do not covered by spike steel limp 2, form sand finish layer 6.
Step 5: under the stable support of the spike 1 built in step 4, carry out the construction of cushion cap, bridge pier and bridge superstructure above concrete lower rotary table.
Step 6: after treating the construction construction of the cushion cap described in step 5, bridge pier and bridge superstructure, side openings plate 7 is removed from emery disc side openings 4 place, makes dry sand 5 in emery disc flow out from emery disc 3.Subsequently, remove sand table 3, and clear up steel plate slideway 8.
Step 7: load onto steel plate in the bottom surface of spike 1, the fit beneath polyfluortetraethylene plate of steel plate bottom spike 1, and spread butter in the bottom surface of polyfluortetraethylene plate.
Step 8: drive turntable 12 to rotate by pulling equipment by drag cable, spike 1 rotates along steel plate slideway 8, realizes the flat turn construction of bridge.After turntable 12 rotate in place, between spike 1 and slideway 8, adopt drift wedging and fix, cleaning construction area, assembling reinforcement, branching standing template, building envelope hinge concrete, complete bridge horizontal construction.
useful technique effect
Structure of the present invention is simple, emery disc is with low cost, and manufacture craft is simple, can on-the-spot processing and fabricating.Sand cushion in the present invention is made up of dry sand 5 in the emery disc after screening, beating, and in emery disc, dry sand 5 self compacting ability is better, and settling amount is minimum, thus makes sand cushion of the present invention have the ability of splendid bulk strength and the anti-deformation of resistance to compression.During the present invention can meet Superstructure Construction, spike is supported in the construction requirement on lower rotary table stably, thus ensures the needs that overall structure is stable.
In addition, the present invention also has easy-to-dismount advantage: before turning after Superstructure Construction completes, in emery disc of the present invention, dry sand 5 can unload easily, thus emery disc 3 of dismantling easily, follow-up operation of turning can not be affected, originally troubling bottleneck problem is readily solved, substantially reduces the duration.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the bracing or strutting arrangement for bridge horizontal construction of the present invention.
Fig. 2 is the schematic perspective view of single rotational support assembly in the rotational support system of the employing bracing or strutting arrangement for bridge horizontal construction of the present invention.
Fig. 3 is the longitudinal sectional view of a-quadrant in Fig. 2.
Fig. 4 is the simple view of the rotational support system adopting the bracing or strutting arrangement for bridge horizontal construction of the present invention.
Sequence number in figure is: cushion cap, 11 ball pivots, 12 turntables under cushion cap, 10 concrete on dry sand, 6 sand finish, 7 side openings plates, 8 slideways, 9 concrete in 1 spike, 2 spike steel limps, 3 emery discs, 4 emery disc side openings, 5 emery discs.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in more detail:
See Fig. 1, for the bracing or strutting arrangement of bridge horizontal construction, comprise dry sand 5 in emery disc 3, emery disc, sand finish layer 6.Described emery disc 3 is open-topped hollow, rectangular body.In the cavity of emery disc 3, be filled with dry sand 5 in emery disc, form sand cushion.The end face of described sand cushion lower than the end face of emery disc 3, and is provided with sand finish layer 6 at the top of sand cushion.The end face of described sand finish 6 not higher than the end face of emery disc 3, see Fig. 3.The sidewall of emery disc 3 has an emery disc side openings 4.Emery disc side openings 4 is furnished with side openings plate 7.
Furtherly, the width of described emery disc 3 between 0.8m to 1.2m, length between 1.8 to 2.2m, height between 5cm to 8cm.The material of described emery disc 3 is Q235 steel plate.In described emery disc, dry sand 5 is the river sand of granularity between 0.3mm to 1mm.The material of described sand finish layer 6 is cement mortar.
Furtherly, groove is provided with at the upper surface of sand finish layer 6.
See Fig. 4, adopt the rotational support system of the bracing or strutting arrangement for bridge horizontal construction of the present invention, see Fig. 4, comprise the individual rotational support assembly of more than 1 turntable 12 and 6.Described turntable 12 is in circular.The bottom of turntable 12 and the top of rotational support assembly link together.Preferred scheme is, be provided with 6 or 8 rotational support assemblies, and rotational support assembly is distributed on the bottom of turntable 12.See Fig. 2, each rotational support assembly is formed by the bracing or strutting arrangement for bridge horizontal construction of the present invention, spike 1, spike steel limp 2.Wherein, one block of spike steel limp 2 is provided with at the top of the bracing or strutting arrangement of constructing for bridge horizontal.Be provided with a spike 1 at the top of spike steel limp 2, refer to Fig. 3.The end face of described spike 1 is connected with adjacent turntable 12 bottom surface, refers to Fig. 4.
Furtherly, described spike 1 is the steel pipe in bicylindrical shape, in the cavity of spike 1, be perfused with concrete.Described concrete is the concrete of ungauged regions type.
Furtherly, adopt the bridge horizontal Construction of Supporting method of rotational support system of the present invention, carry out as follows:
Step 1: the steel plate slideway 8 laying annular on the end face of concrete lower rotary table.The center of circle of described steel plate slideway and the center of bridge pier yet to be built coincide.Steel plate slideway is installed emery disc 3.Each emery disc 3 center need coincide with the center of spike 1 to be positioned.
Step 2: have emery disc side openings 4 on the sidewall of each emery disc 3, and be furnished with side openings plate 7.
Step 3: will pour in emery disc 3 in dry sand in emery disc 5, with trowel dry sand in emery disc 5 is made real, floating, formed sand cushion.Guarantee the smooth and level of this sand cushion, the end face of sand cushion is lower than emery disc 3 height.
Step 4: the top of the sand cushion described in step 3 settles bottom to be provided with the spike 1 of spike steel limp 2.Subsequently, in surface brush one deck cement mortar of the sand cushion do not covered by spike steel limp 2, form sand finish layer 6, see Fig. 3 and Fig. 4.
Step 5: under the stable support of the spike 1 built in step 4, carry out the construction of the cushion cap above concrete lower rotary table, bridge pier and bridge superstructure.
Step 6: after treating the construction of the cushion cap described in step 5, bridge pier and bridge superstructure, removes side openings plate 7 from emery disc side openings 4 place, makes dry sand 5 in emery disc flow out from emery disc 3.Subsequently, remove sand table 3, and clear up steel plate slideway 8.
Step 7: load onto steel plate in the bottom surface of spike 1, the fit beneath polyfluortetraethylene plate of steel plate bottom spike 1, and spread butter in the bottom surface of polyfluortetraethylene plate.
Step 8: drive turntable 12 to rotate by pulling equipment by drag cable, spike 1 rotates along steel plate slideway 8, realizes the flat turn construction of bridge.After turntable 12 rotate in place, between spike 1 and slideway 8, adopt drift wedging and fix, cleaning construction area, assembling reinforcement, branching standing template, building envelope hinge concrete, complete bridge horizontal construction.
Furtherly, the center of emery disc 3 and the center of spike 1 overlap.The length of emery disc 3 and width are greater than length and the width of spike steel limp 2 respectively.
See Fig. 2, furtherly, when dry sand in emery disc 5 can not unload naturally through emery disc side openings 4, then first remove emery disc 3 surrounding steel plate, then with high pressure air rifle, water pressure gun or scoop dry sand in emery disc 5 removed in emery disc 3 and dispose.
Claims (8)
1., for the bracing or strutting arrangement of bridge horizontal construction, it is characterized in that: comprise dry sand (5) in emery disc (3), emery disc, sand finish layer (6); Described emery disc (3) is open-topped hollow, rectangular body; In the cavity of emery disc (3), be filled with dry sand (5) in emery disc, form sand cushion; The end face of described sand cushion lower than the end face of emery disc (3), and is provided with sand finish layer (6) at the top of sand cushion; The end face of described sand finish (6) is not higher than the end face of emery disc (3); The sidewall of emery disc (3) has an emery disc side openings (4); Emery disc side openings (4) is furnished with side openings plate (7).
2., as claimed in claim 1 for the bracing or strutting arrangement of bridge horizontal spike, it is characterized in that: the width of described emery disc (3) between 0.8m to 1.2m, length between 1.8 to 2.2m, height is between 5cm to 8cm; The material of described emery disc (3) is Q235 steel plate; In described emery disc, dry sand (5) is the river sand of granularity between 0.3mm to 1mm; The material of described sand finish layer (6) is cement mortar.
3., as claimed in claim 1 for the bracing or strutting arrangement of bridge horizontal spike, it is characterized in that: be provided with groove at the upper surface of sand finish layer (6).
4. adopt as claimed in claim 1 for the rotational support system of the bracing or strutting arrangement of bridge horizontal construction, it is characterized in that: described rotational support system comprises the rotational support assembly of 1 turntable (12) and more than 6; Described turntable (12) is in circular; The bottom of turntable (12) and the top of rotational support assembly link together; Each rotational support assembly is formed by the bracing or strutting arrangement for bridge horizontal construction of the present invention, spike (1), spike steel limp (2); Wherein, one block of spike steel limp (2) is provided with at the top of the bracing or strutting arrangement of constructing for bridge horizontal; A spike (1) is provided with at the top of spike steel limp (2); The end face of described spike (1) is connected with adjacent turntable (12) bottom surface.
5. adopt as claimed in claim 4 for the rotational support system of the bracing or strutting arrangement of bridge horizontal construction, it is characterized in that: described spike (1) is the steel pipe in bicylindrical shape, in the cavity of spike (1), be perfused with concrete.
6. adopt the bridge horizontal Construction of Supporting method of a kind of base support means for bridge horizontal construction described in claim 1, it is characterized in that: carry out as follows:
Step 1: the steel plate slideway (8) laying annular on the end face of concrete lower rotary table; The center of circle of described steel plate slideway and the center of bridge pier yet to be built coincide; Steel plate slideway is installed emery disc (3); Each emery disc (3) center need coincide with the center of spike (1) to be positioned;
Step 2: have emery disc side openings (4) on the sidewall of each emery disc (3), and be furnished with side openings plate (7);
Step 3: will pour in emery disc (3) in dry sand in emery disc (5), with trowel dry sand in emery disc (5) is made real, floating, formed sand cushion; Guarantee the smooth and level of this sand cushion, the end face of sand cushion lower than emery disc (3) highly;
Step 4: the top of the sand cushion described in step 3 settles bottom to be provided with the spike (1) of spike steel limp (2); Subsequently, in surface brush one deck cement mortar of the sand cushion do not covered by spike steel limp (2), form sand finish layer (6);
Step 5: under the stable support of the spike (1) built in step 4, carry out the construction of the cushion cap above concrete lower rotary table, bridge pier and bridge superstructure;
Step 6: after treating the construction of the cushion cap described in step 5, bridge pier and bridge superstructure, removes side openings plate (7) from emery disc side openings (4) place, makes dry sand in emery disc (5) flow out from emery disc (3); Subsequently, remove sand table (3), and clear up steel plate slideway (8);
Step 7: load onto steel plate in the bottom surface of spike (1), at the fit beneath polyfluortetraethylene plate of spike (1) bottom steel plate, and spreads butter in the bottom surface of polyfluortetraethylene plate;
Step 8: drive turntable (12) to rotate by drag cable by pulling equipment, spike (1) rotates along steel plate slideway (8), realizes the flat turn construction of bridge; After turntable (12) rotate in place, between spike (1) and slideway (8), adopt drift wedging and fix, cleaning construction area, assembling reinforcement, branching standing template, building envelope hinge concrete, complete bridge horizontal construction.
7. as claimed in claim 6 a kind of for bridge horizontal construction bridge horizontal Construction of Supporting method, it is characterized in that: the center of emery disc (3) and the center of spike (1) overlap; The length of emery disc (3) and width are greater than length and the width of spike steel limp (2) respectively.
8. as claimed in claim 6 a kind of for bridge horizontal construction bridge horizontal Construction of Supporting method, dry sand in emery disc (5) it is characterized in that: when can not unload naturally through emery disc side openings (4), then first remove emery disc (3) surrounding steel plate, then use high pressure air rifle, water pressure gun or scoop to dispose in dry sand in emery disc (5) removing emery disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510018808.7A CN104594207B (en) | 2015-01-15 | 2015-01-15 | Bridge horizontal rotation support construction method adopting supporting device used for bridge horizontal rotation construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510018808.7A CN104594207B (en) | 2015-01-15 | 2015-01-15 | Bridge horizontal rotation support construction method adopting supporting device used for bridge horizontal rotation construction |
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| CN104594207A true CN104594207A (en) | 2015-05-06 |
| CN104594207B CN104594207B (en) | 2017-01-11 |
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| CN201510018808.7A Active CN104594207B (en) | 2015-01-15 | 2015-01-15 | Bridge horizontal rotation support construction method adopting supporting device used for bridge horizontal rotation construction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507163A (en) * | 2015-11-26 | 2016-04-20 | 中铁四局集团建筑工程有限公司 | Device for discriminating swivel bridge weighing test critical point and detection method |
| CN105735144A (en) * | 2016-02-26 | 2016-07-06 | 江苏中铁山桥重工有限公司 | Bridge arch segment right-angle turning method |
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| JPH0913362A (en) * | 1995-06-27 | 1997-01-14 | Sun Tec:Kk | Method for improving soil and device therefor |
| KR20070016378A (en) * | 2005-08-03 | 2007-02-08 | 명보산공 주식회사 | Method of constructing temporary bridge and Rotation Apparatus therefor |
| CN101818482A (en) * | 2010-03-22 | 2010-09-01 | 中铁十二局集团第二工程有限公司 | Method for constructing road swivel bridge and railway swivel bridge by using turnplate spherical hinge |
| CN103147408A (en) * | 2013-04-03 | 2013-06-12 | 中铁西南科学研究院有限公司 | Bridge rotation constructing process and rotation system |
| CN203593977U (en) * | 2013-10-29 | 2014-05-14 | 中国中铁航空港建设集团有限公司 | Swivel bridge supporting leg |
-
2015
- 2015-01-15 CN CN201510018808.7A patent/CN104594207B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0913362A (en) * | 1995-06-27 | 1997-01-14 | Sun Tec:Kk | Method for improving soil and device therefor |
| KR20070016378A (en) * | 2005-08-03 | 2007-02-08 | 명보산공 주식회사 | Method of constructing temporary bridge and Rotation Apparatus therefor |
| CN101818482A (en) * | 2010-03-22 | 2010-09-01 | 中铁十二局集团第二工程有限公司 | Method for constructing road swivel bridge and railway swivel bridge by using turnplate spherical hinge |
| CN103147408A (en) * | 2013-04-03 | 2013-06-12 | 中铁西南科学研究院有限公司 | Bridge rotation constructing process and rotation system |
| CN203593977U (en) * | 2013-10-29 | 2014-05-14 | 中国中铁航空港建设集团有限公司 | Swivel bridge supporting leg |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507163A (en) * | 2015-11-26 | 2016-04-20 | 中铁四局集团建筑工程有限公司 | Device for discriminating swivel bridge weighing test critical point and detection method |
| CN105735144A (en) * | 2016-02-26 | 2016-07-06 | 江苏中铁山桥重工有限公司 | Bridge arch segment right-angle turning method |
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| CN104594207B (en) | 2017-01-11 |
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Inventor after: Wang Chuanlin Inventor after: Yang Yulong Inventor after: Song Manrong Inventor after: Zhang Wei Inventor after: Yuan Xuchong Inventor after: Wang Genjie Inventor after: Zhou Qi Inventor after: Gao Yuan Inventor before: Yang Yulong Inventor before: Song Manrong Inventor before: Zhang Wei Inventor before: Yuan Xuchong Inventor before: Wang Genjie Inventor before: Zhou Qi Inventor before: Gao Yuan |
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Effective date of registration: 20161009 Address after: Wangjiang Road in Baohe District of Hefei city of Anhui Province, No. 96 230023 Applicant after: China Tiesiju Civil Engineering Group Co., Ltd. Applicant after: CR4BG Construction Engineering Co., Ltd. Address before: 230022, Hefei District, Anhui City, Shushan Province, the west side of the road Applicant before: CR4BG Construction Engineering Co., Ltd. |
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