CN202705927U - Temporary support structure for plane turning construction of bridge across existing line - Google Patents
Temporary support structure for plane turning construction of bridge across existing line Download PDFInfo
- Publication number
- CN202705927U CN202705927U CN 201220357567 CN201220357567U CN202705927U CN 202705927 U CN202705927 U CN 202705927U CN 201220357567 CN201220357567 CN 201220357567 CN 201220357567 U CN201220357567 U CN 201220357567U CN 202705927 U CN202705927 U CN 202705927U
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- truss girder
- steel truss
- temporary
- buttress
- bridge
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Abstract
The utility model discloses a temporary support structure for plane turning construction of a bridge across an existing line. The temporary support structure comprises a temporary buttress and a plurality of temporary assembly supports. The bridge which needs to be turned is a steel truss girder across the existing line. Two ends of the steel truss girder are respectively supported on a first permanent buttress and a second permanent buttress which are placed on the left side and the right side of the existing line. The temporary buttress is arranged on the back side of the first permanent buttress. The temporary buttress, the plurality of temporary assembly supports and the first permanent buttress are placed on the same straight line on one side of the existing line. The steel truss girder is formed by assembly of a plurality of steel truss girder segments. The plurality of temporary assembly supports are laid between the first permanent buttress and the temporary buttress. The laying positions of the plurality of temporary assembly supports are in one-to-one correspondence to the assembly positions of two front-and-back adjacent steel truss girder segments of the steel truss girder. The temporary support structure for plane turning construction of the bridge across the existing line is simple in structure, reasonable in design, small in occupied space and good in using effect, the assembly process of the steel truss girder can be completed conveniently, quickly and safely, and load bearing requirements in the turning process of the steel truss girder can be satisfied.
Description
Technical field
The utility model belongs to bridge plane swivel technical field of construction, especially relates to both wired bridge plane swivel construction temporary support structures of a kind of leap.
Background technology
Nowadays, the bridge construction project of crossing over existing line is very many, and the bridge of crossing over existing line comprises the polytype bridge of crossing over existing railway operation line, being connected to highway alignment etc.Wherein, actual when existing line carries out bridge erection for the steel truss girder construction of crossing over existing line, not only work progress more complicated, difficulty of construction are larger, and easily the operation situation of existing line are produced considerable influence.At present, when the steel truss girder of crossing over existing line is constructed, usually all adopt dilatory method pushing tow or original position falsework method to set up.Wherein, dilatory method pushing tow refers to that all sides are set up a falsework at the construction field (site), and the falsework that recycling is set up carries out assembly unit to the steel truss girder of need construction, utilizes at last the dilatory job practices that puts in place of the towed equipment steel truss girder that assembly unit is good.
During practice of construction, when the narrow space between institute's construction steel trusses and the existing line crossed over, it is large to adopt the construction of original position falsework method not only the driving of existing line to be disturbed, and construction safety risk and hidden danger are also very large.And when adopting dilatory method jack-in erection because on-the-spot place is limited again, can't both wired temporary rest pier is set, thereby the constructure scheme of dilatory method pushing tow also can't be implemented.And, nowadays also lack a kind of simple in structure, reasonable in design, take up an area the temporary support structure that the space is little and result of use is good, it can finish steel truss girder assembly unit process easy, fast and safely, and can satisfy the turn carrying demand of process of steel truss girder.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, both wired bridge plane swivel construction temporary support structures of a kind of leap are provided, it is simple in structure, reasonable in design, the occupation of land space is little and result of use good, can be easy, finish steel truss girder assembly unit process fast and safely, and can satisfy the turn carrying demand of process of steel truss girder.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: temporary support structure is used in a kind of leap both wired bridge plane swivel construction, it is characterized in that: comprise a temporary rest pier and a plurality of interim assembling support; The need of constructing turn bridge for cross over existing line and with the steel truss girder of existing line oblique, and the rear and front end of steel truss girder is supported in respectively on the permanent buttress one and permanent buttress two that is positioned at the existing line left and right sides, and described temporary rest pier is positioned at permanent buttress one rear side; Described temporary rest pier, a plurality of described interim assembling support and permanent buttress one all are positioned at the same side of existing line, and temporary rest pier, a plurality of described interim assembling support and described permanent buttress one are laid on the same straight line, and the bearing height of described temporary rest pier and a plurality of described interim assembling supports all bearing height with permanent buttress one is identical; Described steel truss girder is comprised of a plurality of steel truss girder section assemblings, a plurality of described interim assembling supports are laid between permanent buttress one and the temporary rest pier, the quantity sum of described temporary rest pier and a plurality of described interim assembling supports is identical with the quantity of a plurality of described steel truss girder sections that is assemblied to form steel truss girder, and permanent buttress one, a plurality of described interim assembling supports and temporary rest pier form the platform for lining that steel truss girder is carried out assembly unit, the installation position of a plurality of described interim assembling supports respectively with steel truss girder in before and after stitching position between adjacent two described steel truss girder sections corresponding one by one, and the two ends, the left and right sides of steel truss girder are supported on respectively on permanent buttress one and the temporary rest pier in the assembly unit process.
Above-mentioned leap is wired bridge plane swivel construction temporary support structure both, it is characterized in that: the direction across bridge distribution beam that a plurality of interim assembling supports include that bracing frame and a plurality of direction across bridge are laid on the support frame as described above and steel truss girder is supported, support frame as described above is assemblied to form by a plurality of supporting rods; Described temporary rest pier is the steel concrete buttress, and is provided with a plurality of being along bridge to the suitable bridge of laying to distribution beam on the Dun Ding of described concrete buttress.
Temporary support structure is used in above-mentioned leap both wired bridge plane swivel construction, it is characterized in that: described steel concrete buttress comprises bottom cushion cap and the Reinforced Concrete Pier Column that is supported on the cushion cap of bottom, and described bottom cushion cap is supported on the many bored piles.
Above-mentioned leap is wired bridge plane swivel construction temporary support structure both, it is characterized in that: support frame as described above comprises that 4 are vertically the horizontal connecting rod that 4 described columns is connected as one to the column of laying and Duo Gen, and 4 described columns are laid in respectively on foursquare four summits.
Temporary support structure is used in above-mentioned leap both wired bridge plane swivel construction, it is characterized in that: on described temporary rest pier, a plurality of described interim assembling support and described permanent buttress one is laid in existing line parallels the straight line.
Temporary support structure use in above-mentioned leap both wired bridge plane swivel construction, and it is characterized in that: the quantity of set direction across bridge distribution beam is two on the described interim assembling support, and the upper set suitable bridge of described concrete buttress Dun Ding is two to the quantity of distribution beam.
Temporary support structure is used in above-mentioned leap both wired bridge plane swivel construction, and it is characterized in that: the elevation of bottom of described bottom cushion cap is identical with the curb absolute altitude of existing line.
Temporary support structure is used in above-mentioned leap both wired bridge plane swivel construction, and it is characterized in that: the bottom support of described interim assembling support enlarges on the basis at steel bar concrete.
Temporary support structure is used in above-mentioned leap both wired bridge plane swivel construction, it is characterized in that: the spacing between described permanent buttress one and the temporary rest pier is identical with the span of steel truss girder.
Above-mentioned leap is wired bridge plane swivel construction temporary support structure both, it is characterized in that: a plurality of described interim assembling supports are even laying, and temporary rest pier is identical with spacing between adjacent two the described interim assembling supports with front and back of the spacing between the interim assembling support of its front side.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design, the occupation of land little and easy construction in space.
2, use easy and simple to handle and result of use good, mainly comprise one at the temporary rest pier of permanent buttress one rear side and be laid in a plurality of interim assembling support between permanent buttress one and the temporary rest pier, wherein be provided with on the temporary rest pier along bridge to distribution beam, be provided with the direction across bridge distribution beam on each interim assembling support, actual assembly unit effect is very good.After the steel truss girder assembly unit is finished, a plurality of interim assembling supports to be removed, the steel truss girder that assembly unit is finished is converted to the freely supported structure of two end supports on permanent buttress one and temporary rest pier.
3, because permanent buttress one and temporary rest pier are steel truss girder the turn strong point of process, and the two is the steel concrete buttress, thereby can satisfy the carrying demand of the process of turning, stabilized structure and easy construction, the interim assembling support easy accessibility that the while adopts.
4, practical value is high, adopts the utility model that steel truss girder is carried out high-order assembly unit, and required assembly unit place is little, is not subjected to the narrow restriction in job site, thereby can finish the assembly unit process of steel truss girder simple, fast and easyly.Simultaneously, because two strong points that the permanent buttress one at two ends, the high-order platform for lining left and right sides of steel truss girder and temporary rest pier are steel truss girder when turning, thereby high-order assembly unit need not steel truss girder to be shifted after finishing again, the steel truss girder that only needs just assembly unit to be finished after a plurality of interim assembling supports dismountings is converted to freely supported structure, only need carry out plane swivel afterwards, and the rear beam that directly falls that puts in place of turning, thereby speed of application is fast and work progress is safe and reliable.
In sum, the utility model is simple in structure, reasonable in design, it is little and result of use good to take up an area the space, can finish easy, fast and safely steel truss girder assembly unit process, and can satisfy the turn carrying demand of process of steel truss girder.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is use state reference map of the present utility model.
Fig. 2 is the position relationship schematic diagram between the utility model and the existing line.
Fig. 3 is the structural representation of interim assembling support that the utility model adopts.
Fig. 4 is the structural representation of temporary rest pier that the utility model adopts.
Description of reference numerals:
1-existing line; 2-permanent buttress one; 3-permanent buttress two;
4-interim assembling support; 4-1-direction across bridge distribution beam; 4-2-assembling support;
5-temporary rest pier; 5-1-suitable bridge is to distribution beam; 5-2-bottom cushion cap;
5-3-Reinforced Concrete Pier Column; 6-steel truss girder; 21-steel bar concrete enlarges the basis.
The specific embodiment
As shown in Figure 1 and Figure 2, the utility model comprises a temporary rest pier 5 and a plurality of interim assembling support 4.The need of constructing turn bridge for cross over existing line 1 and with the steel truss girder 6 of existing line 1 oblique, and the rear and front end of steel truss girder 6 is supported in respectively on the permanent buttress 1 and permanent buttress 23 that is positioned at existing line 1 left and right sides, and described temporary rest pier 5 is positioned at permanent buttress one 2 rear sides.Described temporary rest pier 5, a plurality of described interim assembling support 4 and permanent buttress 1 all are positioned at the same side of existing line 1, and temporary rest pier 5, a plurality of described interim assembling supports 4 and described permanent buttress 1 are laid on the same straight line, and the bearing height of described temporary rest pier 5 and a plurality of described interim assembling supports 4 all bearing height with permanent buttress 1 is identical.Described steel truss girder 6 is comprised of a plurality of steel truss girder section assemblings, a plurality of described interim assembling supports 4 are laid between permanent buttress 1 and the temporary rest pier 5, the quantity sum of described temporary rest pier 5 and a plurality of described interim assembling supports 4 is identical with the quantity of a plurality of described steel truss girder sections that is assemblied to form steel truss girder 6, and permanent buttress 1, a plurality of described interim assembling supports 4 and temporary rest pier 5 form the platform for lining that steel truss girder 6 is carried out assembly unit, the installation position of a plurality of described interim assembling supports 4 respectively with steel truss girder 6 in before and after stitching position between adjacent two described steel truss girder sections corresponding one by one, and the two ends, the left and right sides of steel truss girder 6 are supported on respectively on permanent buttress 1 and the temporary rest pier 5 in the assembly unit process.
During practice of construction, described permanent buttress 1 is identical with the bearing height of permanent buttress 23.Described permanent buttress 1 and permanent buttress 23 are the reinforced concrete knoll, are provided with the bearing pad stone that the end, front and back of steel truss girder 6 is supported on the Dun Ding of described permanent buttress 1 and permanent buttress 23.And, be provided with the bearing pad stone for supporting steel trusses 6 on the Dun Ding of temporary rest pier 5.
In the present embodiment, the actual laying when installing, a plurality of described interim assembling supports 4 are even laying, spacing between described permanent buttress 1 and the temporary rest pier 5 is identical with the span of steel truss girder 6, and temporary rest pier 5 is identical with spacing between adjacent two the described interim assembling supports 4 with front and back of the spacing between the interim assembling support 4 of its front side.
As shown in Figure 3, the direction across bridge distribution beam 4-1 that a plurality of interim assembling supports 4 include that bracing frame and a plurality of direction across bridge are laid on the support frame as described above and steel truss girder 6 is supported, support frame as described above is assemblied to form by a plurality of supporting rods, and namely support frame as described above is assembling support 4-2.As shown in Figure 4, described temporary rest pier 5 is the steel concrete buttress, and is provided with a plurality of being along bridge to the suitable bridge of laying to distribution beam 5-1 on the Dun Ding of described concrete buttress.In the present embodiment, the quantity of set direction across bridge distribution beam 4-1 is two on the described interim assembling support 4, and described concrete buttress Dun Ding upper set be two along bridge to the quantity of distribution beam 5-1.
In the practice of construction process, carry out smooth to the laying place of a plurality of described interim assembling supports 4 and temporary rest pier 5 first.
In the present embodiment, support frame as described above comprises that 4 are vertically the horizontal connecting rod that 4 described columns is connected as one to the column of laying and Duo Gen, and 4 described columns are laid in respectively on foursquare four summits.And the bottom support of described interim assembling support 4 enlarges on the basis 21 at steel bar concrete.
In the present embodiment, described steel concrete buttress comprises bottom cushion cap 5-2 and the Reinforced Concrete Pier Column 5-3 that is supported on the cushion cap 5-2 of bottom, and described bottom cushion cap 5-2 is supported on the many bored piles.The elevation of bottom of described bottom cushion cap 5-2 is identical with the curb absolute altitude of existing line 1.Described temporary rest pier 5, a plurality of described interim assembling supports 4 and described permanent buttress 1 are laid on the straight line that parallels with existing line 1.
In the actual use procedure, utilize the platform for lining that is formed by permanent buttress 1, a plurality of described interim assembling support 4 and temporary rest pier 5, and adopt hanging device that steel truss girder 6 is carried out assembly unit.After steel truss girder 6 assembly units are finished, remove a plurality of described interim assembling supports 4, the steel truss girder 6 that assembly unit this moment is finished forms freely supported structure.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (10)
- A leap both wired bridge plane swivel construction use temporary support structure, it is characterized in that: comprise a temporary rest pier (5) and a plurality of interim assembling support (4); The need of constructing turn bridge for cross over existing line (1) and with the steel truss girder (6) of existing line (1) oblique, and the rear and front end of steel truss girder (6) is supported in respectively on the permanent buttress one (2) and permanent buttress two (3) that is positioned at existing line (1) left and right sides, and described temporary rest pier (5) is positioned at permanent buttress one (2) rear side; Described temporary rest pier (5), a plurality of described interim assembling supports (4) and permanent buttress one (2) all are positioned at the same side of existing line (1), and temporary rest pier (5), a plurality of described interim assembling supports (4) and described permanent buttress one (2) are laid on the same straight line, and the bearing height of described temporary rest pier (5) and a plurality of described interim assembling supports (4) all bearing height with permanent buttress one (2) is identical; Described steel truss girder (6) is comprised of a plurality of steel truss girder section assemblings, a plurality of described interim assembling supports (4) are laid between permanent buttress one (2) and the temporary rest pier (5), the quantity sum of described temporary rest pier (5) and a plurality of described interim assembling supports (4) is identical with the quantity of a plurality of described steel truss girder sections that is assemblied to form steel truss girder (6), and permanent buttress one (2), a plurality of described interim assembling supports (4) and temporary rest pier (5) form the platform for lining that steel truss girder (6) is carried out assembly unit, the installation position of a plurality of described interim assembling supports (4) respectively with steel truss girder (6) in before and after stitching position between adjacent two described steel truss girder sections corresponding one by one, and the two ends, the left and right sides of steel truss girder (6) are supported on respectively on permanent buttress one (2) and the temporary rest pier (5) in the assembly unit process.
- 2. according to leap claimed in claim 1 both wired bridge plane swivel construction temporary support structure, it is characterized in that: the direction across bridge distribution beam (4-1) that a plurality of interim assembling supports (4) include that bracing frame and a plurality of direction across bridge are laid on the support frame as described above and steel truss girder (6) is supported, support frame as described above is assemblied to form by a plurality of supporting rods; Described temporary rest pier (5) is the steel concrete buttress, and is provided with a plurality of being along bridge to the suitable bridge of laying to distribution beam (5-1) on the Dun Ding of described concrete buttress.
- 3. according to claim 1 or 2 described leaps both wired bridge plane swivel construction temporary support structure, it is characterized in that: described steel concrete buttress comprise bottom cushion cap (5-2) and be supported in bottom Reinforced Concrete Pier Column (5-3) on cushion cap (5-2), described bottom cushion cap (5-2) is supported on the many bored piles.
- 4. according to leap claimed in claim 2 both wired bridge plane swivel construction temporary support structure, it is characterized in that: support frame as described above comprises that 4 are vertically the horizontal connecting rod that 4 described columns is connected as one to the column of laying and Duo Gen, and 4 described columns are laid in respectively on foursquare four summits.
- 5. use temporary support structure according to claim 1 or 2 described leaps both wired bridge plane swivel construction, it is characterized in that: described temporary rest pier (5), a plurality of described interim assembling supports (4) and described permanent buttress one (2) are laid on the straight line that parallels with existing line (1).
- 6. according to leap claimed in claim 2 both wired bridge plane swivel construction temporary support structure, it is characterized in that: the quantity of the upper set direction across bridge distribution beam (4-1) of described interim assembling support (4) is two, and described concrete buttress Dun Ding upper set be two along bridge to the quantity of distribution beam (5-1).
- 7. use temporary support structure according to leap claimed in claim 3 both wired bridge plane swivel construction, it is characterized in that: the elevation of bottom of described bottom cushion cap (5-2) is identical with the curb absolute altitude of existing line (1).
- 8. use temporary support structure according to claim 1 or 2 described leaps both wired bridge plane swivel construction, it is characterized in that: the bottom support of described interim assembling support (4) enlarges on basic (21) at steel bar concrete.
- 9. use temporary support structure according to claim 1 or 2 described leaps both wired bridge plane swivel construction, it is characterized in that: the spacing between described permanent buttress one (2) and the temporary rest pier (5) is identical with the span of steel truss girder (6).
- 10. according to leap claimed in claim 9 both wired bridge plane swivel construction temporary support structure, it is characterized in that: a plurality of described interim assembling supports (4) are even laying, and the spacing between adjacent two the described interim assembling supports with front and back of spacing (4) between temporary rest pier (5) and the interim assembling support (4) that is positioned at its front side is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357567 CN202705927U (en) | 2012-07-22 | 2012-07-22 | Temporary support structure for plane turning construction of bridge across existing line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357567 CN202705927U (en) | 2012-07-22 | 2012-07-22 | Temporary support structure for plane turning construction of bridge across existing line |
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| Publication Number | Publication Date |
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| CN202705927U true CN202705927U (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220357567 Expired - Fee Related CN202705927U (en) | 2012-07-22 | 2012-07-22 | Temporary support structure for plane turning construction of bridge across existing line |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108166400A (en) * | 2018-02-12 | 2018-06-15 | 中国铁路设计集团有限公司 | A kind of great cantilever plane swivel structure and its construction method |
| CN108330810A (en) * | 2018-02-12 | 2018-07-27 | 中国铁路设计集团有限公司 | A kind of bridge structure that steel truss structure is combined with Frame Pier |
| CN109667432A (en) * | 2018-12-20 | 2019-04-23 | 中铁二十局集团第二工程有限公司 | Steel truss girder crosses over the assembling construction bracket of existing road |
| CN109789999A (en) * | 2016-10-04 | 2019-05-21 | 金科工业私人有限公司 | Mobile system, the method for mobile article and associated components |
| CN110453585A (en) * | 2019-08-08 | 2019-11-15 | 中国铁路设计集团有限公司 | A kind of bridge structure of large span freely-supported Steel truss structure in conjunction with Frame Pier |
| CN110761199A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Quick detachable is from interim insurance buttress of garrulous type |
| CN111364377A (en) * | 2020-03-12 | 2020-07-03 | 中铁大桥局武汉桥梁特种技术有限公司 | Concrete continuous beam bridge reconstruction construction method |
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2012
- 2012-07-22 CN CN 201220357567 patent/CN202705927U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789999A (en) * | 2016-10-04 | 2019-05-21 | 金科工业私人有限公司 | Mobile system, the method for mobile article and associated components |
| US11685636B2 (en) | 2016-10-04 | 2023-06-27 | Ginco Industries Pty Ltd. | Moving system, method of moving an item and related components |
| US11952243B2 (en) | 2016-10-04 | 2024-04-09 | Ginco Industries Pty Ltd | Moving system, method of moving an item and related components |
| CN108166400A (en) * | 2018-02-12 | 2018-06-15 | 中国铁路设计集团有限公司 | A kind of great cantilever plane swivel structure and its construction method |
| CN108330810A (en) * | 2018-02-12 | 2018-07-27 | 中国铁路设计集团有限公司 | A kind of bridge structure that steel truss structure is combined with Frame Pier |
| CN109667432A (en) * | 2018-12-20 | 2019-04-23 | 中铁二十局集团第二工程有限公司 | Steel truss girder crosses over the assembling construction bracket of existing road |
| CN110453585A (en) * | 2019-08-08 | 2019-11-15 | 中国铁路设计集团有限公司 | A kind of bridge structure of large span freely-supported Steel truss structure in conjunction with Frame Pier |
| CN110761199A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Quick detachable is from interim insurance buttress of garrulous type |
| CN111364377A (en) * | 2020-03-12 | 2020-07-03 | 中铁大桥局武汉桥梁特种技术有限公司 | Concrete continuous beam bridge reconstruction construction method |
| CN111364377B (en) * | 2020-03-12 | 2021-08-27 | 中铁大桥局武汉桥梁特种技术有限公司 | Concrete continuous beam bridge reconstruction construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20160722 |
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| CF01 | Termination of patent right due to non-payment of annual fee |