CN103255719B - Installing method for large-section special-shaped pier cap formwork - Google Patents
Installing method for large-section special-shaped pier cap formwork Download PDFInfo
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- CN103255719B CN103255719B CN201310195860.0A CN201310195860A CN103255719B CN 103255719 B CN103255719 B CN 103255719B CN 201310195860 A CN201310195860 A CN 201310195860A CN 103255719 B CN103255719 B CN 103255719B
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Abstract
The invention discloses a large-section special-shaped pier cap formwork and an installing method thereof. The large-section special-shaped pier cap formwork is characterized in that a front side formwork body and a back side formwork body are arranged symmetrically, the front side formwork body and the back side formwork body are respectively divided into a plurality of modules located in the upper portion, in the lower portion, in the left portion, in the middle portion and in the right portion respectively, side formwork bodies, namely a left side formwork body and a right side formwork body, are arranged symmetrically, and the left side formwork body and the right side formwork body are respectively divided into a plurality of modules located in the upper portion, in the lower portion, in the left portion and in the right portion respectively. The whole formwork is divided into twenty-eight modules, wherein the front side formwork body and the back side formwork body are respectively divided into eight modules, and the left side formwork body and the right side formwork body are respectively divided into six modules, and the largest module is 10.5 m<2> in area and less than 2 tons in weight. Due to the proper area and weight, lifting and dismounting are convenient, and safety risks are effectively reduced.
Description
The application is the applying date is on September 2nd, 2011: application number is 2011102589303; Denomination of invention is heavy in section special-shaped mold plate for pier cap and mounting method thereof; Application people is the divisional application of Shanghai Civil Engineering Co., Ltd. of CREC and The 1st Civil Engineering Co., Ltd. of CREC Shanghai.
Technical field
The present invention relates to a kind of formwork structure and mounting method thereof, is more particularly a kind ofly be applied in heavy in section special-shaped mold plate for pier cap in special line for passenger trains and mounting method thereof.
Background technology
China's main bridge of domestic large western special line for passenger trains Shanxi Shan Yellow River Bridge is put more energy into combined box beam structure in the mono-T of employing 15 2 × 108m firm structure steel purlin.Beam structure cross section is large, span large, and its beam bottom width 11.5m, beam face width 13.8m, web height 12.5m, pier shaft height reaches 38m, and pier shaft cross section is 8 × 11.5m nose circle shape, and this coarse scale structures difficulty of construction is large, security risk is high.The technical requirementss such as the larger deadweight in beam portion and moment of flexure are born for meeting, adopt the special-shaped pier cap structure that volume is larger, specifically be set to pier cap tip section size and be similarly 8 × 11.5m, pier cap shape fades to the rectangle of same size by 8 × 11.5m nose circle shape, the bottom circle curve template of pier cap externally tilts, if template processing and fabricating segment partition scheme is unreasonable, then can be directed at construction very difficult, and very easily safe mass accident occur.If piecemeal is excessive, then the processing and fabricating of template, transport, lifting and dismounting are all very difficult, and are very easily out of shape; If piecemeal is too much too small, then the rigidity of template and stability can reduce again greatly, and construction safety risk strengthens, and the linear and outward appearance of concrete is by restive, in existing pier cap design scheme, do not provide the segment partition scheme determined.
Summary of the invention
The present invention is the weak point for avoiding existing for above-mentioned prior art, there is provided a kind of piecemeal rationally, template connects reliable Line for Passenger Transportation heavy in section special-shaped mold plate for pier cap and mounting method thereof, to obtain, processing and fabricating is convenient, construction and installation and dismounting is safe and efficient, can ensure formwork rigidity and the resultant effect such as resistance to overturning, reduction construction safety risk.
Technical solution problem of the present invention adopts following technical scheme:
The design feature of heavy in section of the present invention special-shaped mold plate for pier cap is:
Symmetrically arranged front face template and back template go to upper and lower separately, left, the neutralization right side is divided into each module, described each module respectively: in upper rectangular plate, in lower rectangular plate, upper left rectangular plate, the straight plate of left triangle, lower-left arc, upper right rectangular plate, the straight plate of right bottom triangle shape and bottom right arc;
Symmetrically arranged side template is left side template and right side template, described left side template and right side template go to upper and lower separately, be left and rightly divided into each module, described each module respectively: be positioned at the left upper portion rectangular plate on the left of side template, the straight plate of left lower triangle and left lower arc; Be positioned at the right upper portion rectangular plate on the right side of side template, the straight plate of lower right side triangle and lower right side arc;
Left upper portion rectangular plate in described side template, right upper portion rectangular plate, and in front face template and back template in upper rectangular plate, upper left rectangular plate and upper right rectangular plate be on isometry position.
The design feature of heavy in section of the present invention special-shaped mold plate for pier cap is also:
Between described front face template and back template, be in relative position carries out with fining twisted steel elongated to drawing.
Be respectively arranged with back of the body rib at the back side of each straight plate module, each straight plate module on same vertical position connects with fining twisted steel between back of the body rib.
Connect with high-strength bolt between each module that described side template left and right is adjacent.
Be connected with high-strength bolt with between front face template and back template in described side template.
The feature of the mounting method of heavy in section of the present invention special-shaped mold plate for pier cap is carried out as follows:
Lower rectangular plate in a, installation front face template and back template corresponding thereto, and be connected with high-strength bolt with pier body formwork, elongated to drawing with fining twisted steel between middle and lower part rectangular plate in front face template and back template, form basic braced structures;
B, respectively lower-left arc in front face template and back template and right lower quadrant arc are installed, and the lower right side arc installed respectively in side template and left lower arc, and be connected with high-strength bolt with between pier body formwork;
C, respectively the straight plate of lower left triangular in front face template and back template and the straight plate of right bottom triangle shape are installed, and be connected with high-strength bolt between adjacent block, between the straight plate of lower left triangular in front face template and back template, and elongated to drawing with fining twisted steel respectively between the straight plate of right bottom triangle shape in front face template and back template;
The straight plate of left lower triangle in d, respectively installation both sides template and the straight plate of lower right side triangle, connect with high-strength bolt between the straight plate of left lower triangle and the straight plate of lower right side triangle, and adopt fining twisted steel to be rigidly connected to strengthen, be connected with high-strength bolt respectively with adjacent left lower arc and lower right side arc more afterwards;
E, respectively install upper left rectangular plate in front face template and back template, in upper rectangular plate and upper right rectangular plate, on between front face template and the upper left rectangular plate of back template, in front face template and back template between rectangular plate, and elongated to drawing with fining twisted steel respectively at the upper right rectangular plate of front face template and back template;
Left upper portion rectangular plate in f, respectively installation two pieces of side template and right upper portion rectangular plate, and be connected with high-strength bolt with between adjacent block respectively.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, in the present invention, template is totally divided into 28 modules, wherein front face template and back template are divided into eight modules respectively, left side template and right side template are divided into six modules respectively, maximum module is lower rectangular plate in being, area is 10.5m2, shortage in weight 2 tons, due to area and weight suitable, make lifting and dismounting convenient, and effectively reduce security risk.
2, between each module of the present invention, syndeton is reliable, template firm stable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 a is front face template and the straight board plane schematic diagram of back template upper left intermediate cam shape in the present invention;
Fig. 2 b is the lateral view of Fig. 2 a;
Fig. 3 is fining twisted steel connection diagram between front face template and back template upper, middle and lower rectangular plate in the present invention;
Number in the figure: 1 upper left rectangular plate; Upper rectangular plate in 2; 3 upper right rectangular plates; The straight plate of 4 left triangle; Lower rectangular plate in 5; The straight plate of 6 right bottom triangle shape; 7 left upper portion rectangular plates; 8 right upper portion rectangular plates; The straight plate of 9 left lower triangle; The straight plate of 10 lower right side triangle; 11 lower-left arcs; 12 bottom right arcs; 13 left lower arcs; 14 lower right side arcs; 4a carries on the back rib; 4b indulges muscle.
Detailed description of the invention
See Fig. 1, in the present embodiment, the vibrational power flow of heavy in section special-shaped mold plate for pier cap is:
Symmetrically arranged front face template and back template go to upper and lower separately, left, the neutralization right side is divided into each module, each module respectively: in upper rectangular plate 2, in lower rectangular plate 5, upper left rectangular plate 1, the straight plate of left triangle 4, lower-left arc 11, upper right rectangular plate 3, the straight plate 6 of right bottom triangle shape and bottom right arc 12.
Symmetrically arranged side template is left side template and right side template, left side template and right side template goes to upper and lower separately, left and right is divided into each module, each module respectively: be positioned at the left upper portion rectangular plate 7 on the left of side template, the straight plate 9 of left lower triangle and left lower arc 13; Be positioned at the right upper portion rectangular plate 8 on the right side of side template, the straight plate 10 of lower right side triangle and lower right side arc 14.
Left upper portion rectangular plate 7 in side template, right upper portion rectangular plate 8, and in front face template and back template in upper rectangular plate 2, upper left rectangular plate 1 and upper right rectangular plate 3 be on isometry position.
In order to strengthen rigidity and the resistance to overturning of template, the annexation between each module is set to:
Be respectively arranged with the back of the body rib in horizontal direction and the vertical muscle on vertical direction at the back side of each straight plate module, Fig. 2 a and Fig. 2 b is depicted as front face template and the straight plate of back template upper left intermediate cam shape 4, the back of the body rib 4a at its back side and the structural representation of vertical muscle 4b.In the present embodiment, each straight plate module is respectively: upper rectangular plate 2 in front face template and back template, in lower rectangular plate 5, upper left rectangular plate 1, the straight plate of left triangle 4, upper right rectangular plate 3, the straight plate 6 of right bottom triangle shape, and left upper portion rectangular plate 7, the straight plate of left lower triangle 9, right upper portion rectangular plate 8 and the straight plate 10 of lower right side triangle in side template.
Annexation: between front face template and back template, be in relative position carries out with fining twisted steel elongated to drawing; Each straight plate module on same vertical position connects with fining twisted steel between back of the body rib; Connect with high-strength bolt between each module that side template left and right is adjacent; Be connected with high-strength bolt respectively with between front face template and back template in side template; This vibrational power flow due to Module Division reasonable, sound construction, therefore no longer needs to use fining twisted steel to drawing between left side template and right side template.
Concrete enforcement adopts the high-strength bolt of Φ 20 and the fining twisted steel of Φ 20 respectively.
Installation process:
1, lower rectangular plate 5 in front face template and back template is corresponding thereto installed, and be connected with high-strength bolt with pier body formwork, elongated to drawing with fining twisted steel between middle and lower part rectangular plate 5 in front face template and back template, form basic braced structures.
2, lower-left arc 11 in front face template and back template and right lower quadrant arc 12 are installed respectively, and the lower right side arc 14 installed respectively in side template and left lower arc 13, and be connected with high-strength bolt with between pier body formwork.
3, the straight plate of lower left triangular 4 in front face template and back template and the straight plate 6 of right bottom triangle shape are installed respectively, and be connected with high-strength bolt between adjacent block, between the straight plate 4 of lower left triangular in front face template and back template, and elongated to drawing with fining twisted steel respectively between the straight plate of right bottom triangle shape 6 in front face template and back template.
4, the straight plate of left lower triangle 9 in the template of both sides and the straight plate 10 of lower right side triangle are installed respectively, connect with high-strength bolt between the straight plate of left lower triangle 9 and the straight plate 10 of lower right side triangle, and adopt fining twisted steel to be rigidly connected to strengthen, be connected with high-strength bolt respectively with adjacent left lower arc 13 and lower right side arc 14 more afterwards.
5, install respectively the upper left rectangular plate 1 in front face template and back template, in upper rectangular plate 2 and upper right rectangular plate 3, on between front face template and the upper left rectangular plate 1 of back template, in front face template and back template between rectangular plate 2, and elongated to drawing with fining twisted steel respectively at the upper right rectangular plate 3 of front face template and back template;
6, left upper portion rectangular plate 7 in two pieces of side template and right upper portion rectangular plate 8 are installed respectively, and are connected with high-strength bolt with between adjacent block respectively.
Form removable process is the inverse process installed, and first tears open, first fills the principle of tearing open afterwards, to guarantee that in demolishing process, the stability of template is in optimum state in accordance with rear dress.
Claims (1)
1. a mounting method for heavy in section special-shaped mold plate for pier cap, is characterized in that the form of structure of described heavy in section special-shaped mold plate for pier cap is:
Symmetrically arranged front face template and back template go to upper and lower separately, left, the neutralization right side is divided into each module, described each module respectively: in upper rectangular plate (2), in lower rectangular plate (5), upper left rectangular plate (1), the straight plate of left triangle (4), lower-left arc (11), upper right rectangular plate (3), the straight plate of right bottom triangle shape (6) and bottom right arc (12);
Symmetrically arranged side template is left side template and right side template, described left side template and right side template go to upper and lower separately, left and right is divided into each module, described each module respectively: be positioned at the left upper portion rectangular plate (7) on the left of side template, the straight plate of left lower triangle (9) and left lower arc (13); Be positioned at the right upper portion rectangular plate (8) on the right side of side template, the straight plate of lower right side triangle (10) and lower right side arc (14);
Left upper portion rectangular plate (7) in described side template, right upper portion rectangular plate (8), and in front face template and back template in upper rectangular plate (2), upper left rectangular plate (1) and upper right rectangular plate (3) be on isometry position;
The mounting method of described heavy in section special-shaped mold plate for pier cap carries out as follows:
Lower rectangular plate (5) in a, installation front face template and back template corresponding thereto, and be connected with high-strength bolt with pier body formwork, elongated to drawing with fining twisted steel between middle and lower part rectangular plate (5) in front face template and back template, form basic braced structures;
B, respectively lower-left arc (11) in front face template and back template and right lower quadrant arc (12) are installed, and the lower right side arc (14) installed respectively in side template and left lower arc (13), and be connected with high-strength bolt with between pier body formwork;
C, respectively the straight plate of lower left triangular (4) in front face template and back template and the straight plate of right bottom triangle shape (6) are installed, and be connected with high-strength bolt between adjacent block, between the straight plate of lower left triangular (4) in front face template and back template, and elongated to drawing with fining twisted steel respectively between the straight plate of right bottom triangle shape (6) in front face template and back template;
The straight plate of left lower triangle (9) in d, respectively installation both sides template and the straight plate of lower right side triangle (10), connect with high-strength bolt between the straight plate of left lower triangle (9) and the straight plate of lower right side triangle (10), and adopt fining twisted steel to be rigidly connected to strengthen, be connected with high-strength bolt respectively with adjacent left lower arc (13) and lower right side arc (14) more afterwards;
E, respectively install upper left rectangular plate (1) in front face template and back template, in upper rectangular plate (2) and upper right rectangular plate (3), on between front face template and upper left rectangular plate (1) of back template, in front face template and back template between rectangular plate (2), and elongated to drawing with fining twisted steel respectively at the upper right rectangular plate (3) of front face template and back template;
Left upper portion rectangular plate (7) in f, respectively installation two pieces of side template and right upper portion rectangular plate (8), and be connected with high-strength bolt with between adjacent block respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310195860.0A CN103255719B (en) | 2011-09-02 | 2011-09-02 | Installing method for large-section special-shaped pier cap formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310195860.0A CN103255719B (en) | 2011-09-02 | 2011-09-02 | Installing method for large-section special-shaped pier cap formwork |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102589303A Division CN102425111B (en) | 2011-09-02 | 2011-09-02 | Abnormal pier cap template with large section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103255719A CN103255719A (en) | 2013-08-21 |
| CN103255719B true CN103255719B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310195860.0A Expired - Fee Related CN103255719B (en) | 2011-09-02 | 2011-09-02 | Installing method for large-section special-shaped pier cap formwork |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758855B (en) * | 2017-03-07 | 2018-10-30 | 中铁大桥局集团有限公司 | Arc-shaped pier cap construction arch support component and arc-shaped pier cap construction method |
| US11834852B2 (en) | 2020-08-07 | 2023-12-05 | Peri Se | Striking tool and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417301A (en) * | 1993-12-27 | 1995-05-23 | Robert J. Wildner | Environmentally safe work platform |
| JPH09268520A (en) * | 1996-03-27 | 1997-10-14 | Abe Kogyosho:Kk | Precast panel for buried frame and construction method of concrete structure using panel |
| CN2364076Y (en) * | 1999-04-21 | 2000-02-16 | 北京市第三市政工程公司构件厂 | Accessories of monolithic T-beam steel form for seal of mortar |
| JP2006214209A (en) * | 2005-02-04 | 2006-08-17 | Noda Jidosha Kogyosho:Kk | Method of erecting and removing bridge girder, and bridge girder construction apparatus |
| CN2873867Y (en) * | 2006-02-10 | 2007-02-28 | 路桥集团第一公路工程局 | Pier column hoop device |
| KR20080093263A (en) * | 2007-04-16 | 2008-10-21 | (주)석탑엔지니어링 | Continuous composite bridge construction method |
-
2011
- 2011-09-02 CN CN201310195860.0A patent/CN103255719B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417301A (en) * | 1993-12-27 | 1995-05-23 | Robert J. Wildner | Environmentally safe work platform |
| JPH09268520A (en) * | 1996-03-27 | 1997-10-14 | Abe Kogyosho:Kk | Precast panel for buried frame and construction method of concrete structure using panel |
| CN2364076Y (en) * | 1999-04-21 | 2000-02-16 | 北京市第三市政工程公司构件厂 | Accessories of monolithic T-beam steel form for seal of mortar |
| JP2006214209A (en) * | 2005-02-04 | 2006-08-17 | Noda Jidosha Kogyosho:Kk | Method of erecting and removing bridge girder, and bridge girder construction apparatus |
| CN2873867Y (en) * | 2006-02-10 | 2007-02-28 | 路桥集团第一公路工程局 | Pier column hoop device |
| KR20080093263A (en) * | 2007-04-16 | 2008-10-21 | (주)석탑엔지니어링 | Continuous composite bridge construction method |
Non-Patent Citations (2)
| Title |
|---|
| 异型高大桥墩钢模板设计与施工;王维发;《铁路建筑技术》;20030830(第8期);全文 * |
| 薛君等.异型墩模板无调节块施工方法.《公路交通科技(应用技术版)》.2009,(第7期),140-142. * |
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| CN103255719A (en) | 2013-08-21 |
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Granted publication date: 20150408 Termination date: 20200902 |