CN203411909U - Support system for box girder - Google Patents
Support system for box girder Download PDFInfo
- Publication number
- CN203411909U CN203411909U CN201320503199.0U CN201320503199U CN203411909U CN 203411909 U CN203411909 U CN 203411909U CN 201320503199 U CN201320503199 U CN 201320503199U CN 203411909 U CN203411909 U CN 203411909U
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- Prior art keywords
- bottom bar
- adjustable support
- rod
- push rod
- side lever
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Abstract
The utility model provides a support system for a box girder, and the support system aims to solve the problems that in an existing support system, the precision of a formwork and low manufacturing cost and short manufacturing cycle of the formwork can not be met at the same time. The support system comprises an all-round support, box girder supporting units are arranged on the top of the all-round support and are arrayed in the length direction of the all-round support, adjacent box girder supporting units are fixedly connected through a limiting rod, each box girder supporting unit is composed of a pair of supporting unit components which are in mirror symmetry, and each supporting unit component is composed of a side rod, a bottom rod, a rib, an adjustable supporting rod and a top rod. The support system for the box girder has the advantages of being low in manufacturing cost, short in processing cycle, high in mold precision, convenient to use and operate, and capable of guaranteeing construction precision and saving construction cost.
Description
Technical field
The utility model belongs to technical field of building construction, relates in particular to the bracing frame system for case beam, is specially adapted to the construction equipment of railroad bridge.
Background technology
Along with the development of Chinese Railway, case beam is widely used in railroad bridge with its superior performance.But shape more difficult control in construction that the case beam sidewall line of curvilinear structures and frange plate are linear, accurately controlling curved section sidewall and frange plate linear is to guarantee and raising case beam apparent size and linear technological difficulties.Existing solution has three kinds, is respectively lumps of wood steel pipe support support body, large scale steel mould supporting frame and steel pipe scaffold supporting frame.All there is defect in above-mentioned three kinds of methods, is followed successively by: 1, the topmost advantage of lumps of wood steel pipe support support body as cast-in-situ box girder or the most general support system of abutment cast-in-place construction is good in economic efficiency, draws materials conveniently, is applicable to construction on a small scale; But shortcoming is the mould and support insecure generation absolute altitude deviation of easily rising in construction.2, adopt the advantage of the large scale steel mould supporting frame of complete sizing punching block support system to be firm supporting, can adjust frange plate absolute altitude, box girder construction quality is better; But it is long that shortcoming is fabrication cycle, and cost is higher.3, steel pipe scaffold supporting frame, i.e. the construction of cast-in-situ box-beam scheme of full hall scaffold construction, advantage is that frange plate support system and beam body support system are integrated, support system bearing capacity and rigidity are better; Shortcoming is that curvilinear sidewall reinforcing still adopts lumps of wood steel pipe support, easily produces sectional dimension deviation in construction.
Utility model content
For the drawback that the mould bases precision of existing bracing frame system and manufacturing cost, manufacturing cycle can not get both, the utility model provides a kind of bracing frame system for case beam.Its concrete structure is as follows:
For the bracing frame system of case beam, comprise full hall bracing frame 1, in addition, at the top of full hall bracing frame 1, be provided with case beam support unit, the direction that case beam support unit extends along full hall bracing frame 1 length is arranging of array; Between adjacent case beam support unit, by gag lever post 7, be fixedly connected with;
Each case beam support unit forms by a pair of support unit assembly that is mirror image symmetry; Each support unit assembly forms by side lever 2, bottom bar 3, stupefied bone 4, adjustable support rod 5 and push rod 6;
Wherein, the steel construction piece that stupefied bone 4 is arc; Side lever 2 and push rod 6 are the concrete filled rectangular steel tube members part of hollow; Adjustable support rod 5 is comprised of supporting steel pipe fitting and steel pipe socket two parts, and supporting steel pipe fitting is inserted in the adjustment hole of steel pipe socket, regulates the entire length of supporting steel pipe and steel pipe socket by bolt;
The bottom of side lever 2 is connected with the medial end of bottom bar 3, and can rotate around side lever 2 and the connecting axle of bottom bar 3; The top of side lever 2 is connected with bottom bar 3 by an adjustable support rod 5; By regulating the length of the adjustable support rod 5 being connected with side lever 2, regulate the corner dimension between side lever 2 and bottom bar 3;
The outboard end of push rod 6 is connected with the outboard end of bottom bar 3 by an adjustable support rod 5, the medial end of push rod 6 is connected with bottom bar 3 by another root adjustable support rod 5, by regulating the length of two adjustable support rods 5 that are connected with push rod 6, regulate distance distance and corner dimension between push rod 6 and bottom bar 3;
The bottom of stupefied bone 4 is connected with the top of side lever 2, and the top of stupefied bone 4 is connected with push rod 6 medial ends;
The stage casing of stupefied bone 4 is at least fixedly connected with an adjustable support rod 5 between bottom bar 3 stage casings corresponding thereto.
useful technique effect
1, the low cost of manufacture of this product, process-cycle precision short, mould are high and in use easy to operate, guarantee construction precision, save construction cost;
2, the radian of this product working face is determined by the assembly relation of side lever 2, bottom bar 3, stupefied bone 4, adjustable support rod 5 and push rod 6, can carry out the correction on radian for different object of construction production and bridge construction, avoid the complete customization part can only disposable drawback;
3, this product is installed simple, applied widely;
4, this product is particularly suitable for having the construction of the box-beam structure of shaped form side, overcomes precision and conforming construction difficult problem that tradition construction auxiliary stand cannot be guaranteed radian.
Accompanying drawing explanation
Fig. 1 is the view in transverse section of this product.
Fig. 2 is the lateral view of Fig. 1.
Fig. 3 is the enlarged diagram of single support unit assembly in Fig. 1.
Fig. 4 is the schematic perspective view of two support unit assemblies adjacent in Fig. 2.
Sequence number in figure is: full hall bracing frame 1, side lever 2, bottom bar 3, stupefied bone 4, adjustable support rod 5, push rod 6, gag lever post 7, web beam 8.
concrete embodiment
Now be described with reference to the accompanying drawings design feature of the present utility model.
Referring to Fig. 1, for the bracing frame system of case beam, comprise full hall bracing frame 1, in addition, at the top of full hall bracing frame 1, be provided with case beam support unit, the direction that case beam support unit extends along full hall bracing frame 1 length is arranging of array, refers to Fig. 2; Between adjacent case beam support unit, by gag lever post 7, be fixedly connected with, refer to Fig. 2 and Fig. 4;
Each case beam support unit forms by a pair of support unit assembly that is mirror image symmetry; Each support unit assembly forms by side lever 2, bottom bar 3, stupefied bone 4, adjustable support rod 5 and push rod 6;
Wherein, the steel construction piece that stupefied bone 4 is arc; Side lever 2 and push rod 6 are the concrete filled rectangular steel tube members part of hollow; Adjustable support rod 5 is comprised of supporting steel pipe fitting and steel pipe socket two parts, and supporting steel pipe fitting is inserted in the adjustment hole of steel pipe socket, regulates the entire length of supporting steel pipe and steel pipe socket by bolt; Screw thread is arranged at supporting steel pipe top, carries out absolute altitude adjustment, refers to Fig. 3;
The bottom of side lever 2 is connected with the medial end of bottom bar 3, and can rotate around side lever 2 and the connecting axle of bottom bar 3; The top of side lever 2 is connected with bottom bar 3 by an adjustable support rod 5; By regulating the length of the adjustable support rod 5 being connected with side lever 2, regulate the corner dimension between side lever 2 and bottom bar 3;
The outboard end of push rod 6 is connected with the outboard end of bottom bar 3 by an adjustable support rod 5, the medial end of push rod 6 is connected with bottom bar 3 by another root adjustable support rod 5, by regulating the length of two adjustable support rods 5 that are connected with push rod 6, regulate distance distance and corner dimension between push rod 6 and bottom bar 3;
The bottom of stupefied bone 4 is connected with the top of side lever 2, and the top of stupefied bone 4 is connected with push rod 6 medial ends;
The stage casing of stupefied bone 4 is at least fixedly connected with an adjustable support rod 5 between bottom bar 3 stage casings corresponding thereto.
Referring to Fig. 1, by web beam 8, the adjustable support rod 5 being connected with stupefied bone 4 is fixed together with the adjustable support rod 5 being connected with push rod 6.
Referring to Fig. 1 and Fig. 4, the rectangle steel member that gag lever post 7 is hollow, is fixed on the bottom bar 3 that is positioned at case beam homonymy, adjacent support unit assembly.
Claims (3)
1. for the bracing frame system of case beam, comprise full hall bracing frame (1), it is characterized in that, at the top of full hall bracing frame (1), be provided with case beam support unit, the direction that case beam support unit extends along full hall bracing frame (1) length is arranging of array; Between adjacent case beam support unit, by gag lever post (7), be fixedly connected with;
Each case beam support unit forms by a pair of support unit assembly that is mirror image symmetry; Each support unit assembly forms by side lever (2), bottom bar (3), stupefied bone (4), adjustable support rod (5) and push rod (6);
Wherein, the steel construction piece that stupefied bone (4) is arc; Side lever (2) and push rod (6) are the concrete filled rectangular steel tube members part of hollow; Adjustable support rod (5) is comprised of supporting steel pipe fitting and steel pipe socket two parts, and supporting steel pipe fitting is inserted in the adjustment hole of steel pipe socket, regulates the entire length of supporting steel pipe and steel pipe socket by bolt;
The bottom of side lever (2) is connected with the medial end of bottom bar (3), and can rotate around side lever (2) and the connecting axle of bottom bar (3); The top of side lever (2) is connected with bottom bar (3) by an adjustable support rod (5); By regulating the length of the adjustable support rod (5) being connected with side lever (2), regulate the corner dimension between side lever (2) and bottom bar (3);
The outboard end of push rod (6) is connected with the outboard end of bottom bar (3) by an adjustable support rod (5), the medial end of push rod (6) is connected with bottom bar (3) by another root adjustable support rod (5), by regulating the length of two adjustable support rods (5) that are connected with push rod (6), regulate distance distance and corner dimension between push rod (6) and bottom bar (3);
The bottom of stupefied bone (4) is connected with the top of side lever (2), and the top of stupefied bone (4) is connected with push rod (6) medial end;
The stage casing of stupefied bone (4) is at least fixedly connected with an adjustable support rod (5) between bottom bar (3) stage casing corresponding thereto.
2. the bracing frame system for case beam as claimed in claim 1, is characterized in that, by web beam (8), the adjustable support rod (5) being connected with stupefied bone (4) is fixed together with the adjustable support rod (5) being connected with push rod (6).
3. the bracing frame system for case beam as claimed in claim 1, is characterized in that, the rectangle steel member that gag lever post (7) is hollow, and be fixed on the bottom bar (3) of adjacent support unit assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320503199.0U CN203411909U (en) | 2013-08-19 | 2013-08-19 | Support system for box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320503199.0U CN203411909U (en) | 2013-08-19 | 2013-08-19 | Support system for box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203411909U true CN203411909U (en) | 2014-01-29 |
Family
ID=49974809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320503199.0U Withdrawn - After Issue CN203411909U (en) | 2013-08-19 | 2013-08-19 | Support system for box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203411909U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397602A (en) * | 2013-08-19 | 2013-11-20 | 中铁四局集团建筑工程有限公司 | Support frame system for box girder |
| CN106758821A (en) * | 2016-11-22 | 2017-05-31 | 中建四局第五建筑工程有限公司 | The method of cast-in-situ box girder side form support and its box girder formwork support meanss of use |
| CN109235281A (en) * | 2018-11-09 | 2019-01-18 | 中国十七冶集团有限公司 | A kind of support system of bridge superstructure cast-in-place construction |
-
2013
- 2013-08-19 CN CN201320503199.0U patent/CN203411909U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397602A (en) * | 2013-08-19 | 2013-11-20 | 中铁四局集团建筑工程有限公司 | Support frame system for box girder |
| CN106758821A (en) * | 2016-11-22 | 2017-05-31 | 中建四局第五建筑工程有限公司 | The method of cast-in-situ box girder side form support and its box girder formwork support meanss of use |
| CN109235281A (en) * | 2018-11-09 | 2019-01-18 | 中国十七冶集团有限公司 | A kind of support system of bridge superstructure cast-in-place construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140129 Effective date of abandoning: 20150114 |
|
| RGAV | Abandon patent right to avoid regrant |