CN201722617U - Mobile operation platform for overall connection and construction of split box girder - Google Patents
Mobile operation platform for overall connection and construction of split box girder Download PDFInfo
- Publication number
- CN201722617U CN201722617U CN2010202170339U CN201020217033U CN201722617U CN 201722617 U CN201722617 U CN 201722617U CN 2010202170339 U CN2010202170339 U CN 2010202170339U CN 201020217033 U CN201020217033 U CN 201020217033U CN 201722617 U CN201722617 U CN 201722617U
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- truss girder
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Abstract
The utility model discloses a mobile operation platform for the overall connection and construction of a split box girder, relates to the field of bridge construction equipment and aims to provide a mobile operation platform which smoothly carries out the horizontal connection and construction of a box girder when in split box girder construction, has high operation efficiency and low danger, which comprises a main truss girder, an auxiliary truss girder, a side truss girder and reinforcing ribs, wherein the main truss girder and the auxiliary truss girder are connected through the side truss girder; the horizontal middle part of the main truss girder is broken into two parts which are symmetric left and right; one side of the main truss girder which is towards to the auxiliary truss girder is provided with at least one pair of wheels out of shape which are arranged symmetrically left and right; the horizontal middle part of the auxiliary truss girder is broken into two parts which are hinged together; the side truss girder is provided with the reinforcing ribs which are respectively connected with the main truss girder and the auxiliary truss girder; and after the platform is hinged, a constructor can complete the horizontal connection and construction of the box girder on the platform.
Description
Technical field
The utility model relates to the bridge construction equipment, especially relates to a kind of mobile operation platform that is used for the split type box girder construction of inter-city passenger rail.
Background technology
Present domestic inter-city passenger rail bridge main beam is generally whole opening box girder, adopts job practices whole opening prefabricated, that set up.Along with the high speed development of China's inter-city passenger rail, box-beam structure and job practices are also maked rapid progress.New a kind of new combined beam structure---the split type case beam of concrete that rises of in recent years domestic bridge circle has all reached its intended purposes and has obtained good evaluation through practice in multinomial engineering and check.
Split type case beam has following design feature: first, split type case beam is the prefabricated simply supported beam of post stressed concrete, adopt many packing lists solely prefabricated, set up installation separately, be mainly the two packing list chamber beams of two-wire, two-wire three packing list chamber beams, two-wire four packing list chamber beams, three-way five packing list chamber beams and four lines, seven packing list chamber beams; The second, cross the needs of striding in order to satisfy the bridge formation machine, split type case beam tabula shelves connecting reinforcement or steel plate all to be welded, wet seam connecting reinforcement welding 20% forms interim overall structure, reaches the bridge formation machine and crosses and stride the box girder integral rigidity requirement; The 3rd, in order to alleviate case beam deadweight and to increase transverse integral, between each case beam, establish tabula retaining, wet seam, the mode by construction tabula retaining, wet seam connects pore-forming, forms one and strides complete case beam.
Yet, in construction, need both to have satisfied the bridge formation machine and cross the requirement of striding, guarantee whole the promoting comprehensively of construction that connect again, adopt common job platform to be difficult to finish smoothly the case beam and laterally connect construction; Secondly, it is work high above the ground entirely that split type box girder integral connects construction, and difficulty of construction and potential safety hazard are big.
The utility model content
The purpose of this utility model is: provide a kind of when split type box girder construction, finish the case beam smoothly and laterally connect construction, operating efficiency height and dangerous low mobile operation platform.
The purpose of this utility model is achieved in that
A kind of split type box girder integral connects the mobile operation platform of construction, comprise that main truss is set a roof beam in place, sub-truss beam, side girder truss and reinforcing rib, wherein main truss is set a roof beam in place and is connected by the side girder truss with the sub-truss beam, main truss is set a roof beam in place and is broken into symmetrical two parts in its lateral middle, main truss is set a roof beam in place and is being provided with at least one pair of out of shape wheel towards sub-truss beam one side left and right symmetrically, the sub-truss beam is broken into two parts and pin joint together in its lateral middle, and the side girder truss is provided with respectively the reinforcing rib of setting a roof beam in place and being connected with the sub-truss beam with main truss.
The bottom of described side girder truss is provided with the horizontal brace summer with sub-truss Liangping row, the free end of described sub-truss beam is hinged with vertical brace summer, and horizontal brace summer is fixedlyed connected with vertical support beam end, builds a new support platform, can when construction, reduce consuming time and stroke; Described main truss is set a roof beam in place and is provided with mass at the middle part open end, has avoided the staff in climbing from the side or during load-carrying, operating platform unbalance stress and toppling; Described out of shape the wheel is arranged on the mass, makes out of shape the wheel can better press close to the target guide rail; Described main truss is set a roof beam in place, at least one beam is provided with ladder out of shape in sub-truss beam or the side girder truss, and described ladder out of shape is provided with out of shape, has increased the safety factor of construction.
The utility model utilizes truss structure and out of shape the wheel, simultaneously the sub-truss beam is broken into two parts and pin joint together in its lateral middle, platform is after hinged, the constructor can be on platform, finishes the case beam is laterally connected construction, has improved split type box beam erection efficient simultaneously, and reduced labour intensity, form pipelining, guarantee the lateral stability behind the split type box beam erection, guarantee the quality and the safety of split type box beam erection.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein: 1 main truss is set a roof beam in place; 2 side girder trusses; 3 sub-truss beams; 4 out of shape wheels; 5 locking pins; 6 reinforcing ribs; 7 horizontal brace summers; 8 vertical brace summers; 9 mass; 10 ladders out of shape; 11 out of shape.
The specific embodiment
Below in conjunction with example and contrast accompanying drawing the utility model is described in further detail.
The mobile operation platform agent structure is a truss structure, be divided into symmetrical two parts, comprise by main truss and set a roof beam in place 1, sub-truss beam 3, the support body that side girder truss 2 and reinforcing rib 6 are formed, what support body adopted is the 14# i iron, main truss set a roof beam in place 1 with sub-truss beam 3 be separately fixed at side girder truss 2 on, following two ends, main truss is set a roof beam in place and 1 is broken into symmetrical two parts in its lateral middle, main truss is set a roof beam in place and all is fixed with the mass 9 that weight is 1.25t near 1 two ends that disconnect at the middle part, stressed in order to balance whole construction platform, mass 9 and main truss are set a roof beam in place and 1 are amounted to three pairs about being provided with and out of shapely take turns 4, frange plate on its position and the case beam is corresponding with crashproof wall displacement, with the frange plate on the case beam and crashproof wall as passage out of shape.The end welding of the bottom of side girder truss 2 and the horizontal brace summer 7 parallel with sub-truss beam 3, horizontal brace summer 7 is fixed together with vertical brace summer 8 ends, the end of the vertical brace summer 8 that the free end of sub-truss beam 3 and homonymy girder truss 2 are parallel is hinged, see on the whole, form re-entrant angle from outside to inside, in when construction, the staff can stand in horizontal brace summer 7 above construct, shortened the stroke of work.Sub-truss beam 3 is broken into two parts in its lateral middle, pin joint is together removably by locking pin 5 in end after the disconnection, when pin is taken apart, matching pair girder truss 3 is hinged with vertical brace summer 8, realize the rotation of sub-truss beam 3 around the hinged place, side girder truss 2 is provided with respectively and main truss 1 reinforcing rib 6 that is connected with sub-truss beam 3 of setting a roof beam in place.Sub-truss beam 3 and side girder truss 2 are provided with out of shape terraced 10, so that constructor's climbing also is provided with out of shape 11 on out of shape terraced 10, provide safer job platform.
Operating principle of the present utility model is:
Mobile operation platform is divided into two parts of left and right symmetry, packs into from the both sides of split type case beam during installation, out of shapely takes turns 4 and places on the frange plate of split type case beam and the crashproof wall as walking row of channels, connects with pin in the middle of the truss.With truss under the counterweigh and construction operation load.Adopt manpower to promote mobile operation platform during construction and move, carry out work such as the installation of reinforcing bar welding that split type box girder integral connects construction, template and dismounting along the axis of split type case beam.
Claims (6)
1. a split type box girder integral connects the mobile operation platform of constructing, it is characterized in that: comprise main truss set a roof beam in place (1), sub-truss beam (3), side girder truss (2) and reinforcing rib (6), wherein main truss set a roof beam in place (1) be connected by side girder truss (2) with sub-truss beam (3), main truss set a roof beam in place (1) be broken into symmetrical two parts in its lateral middle, main truss set a roof beam in place (1) be provided with at least one pair of out of shape wheel (4) towards sub-truss beam (3) one side left and right symmetricallies, sub-truss beam (3) is broken into two parts and pin joint together in its lateral middle, and side girder truss (2) is provided with the reinforcing rib (6) that set a roof beam in place with main truss respectively (1) is connected with sub-truss beam (3).
2. split type box girder integral according to claim 1 connects the mobile operation platform of construction, it is characterized in that: the bottom of described side girder truss (2) is provided with the horizontal brace summer (7) parallel with sub-truss beam (3), the free end of described sub-truss beam (3) is hinged with vertical brace summer (8), and horizontal brace summer (7) is fixedlyed connected with vertical brace summer (8) end.
3. split type box girder integral according to claim 1 connects the mobile operation platform of construction, it is characterized in that: described main truss set a roof beam in place (1) be provided with mass (9) at the middle part open end.
4. split type box girder integral according to claim 3 connects the mobile operation platform of construction, it is characterized in that: also be provided with out of shape wheel the (4) on the described mass (9).
5. split type box girder integral according to claim 1 connects the mobile operation platform of construction, it is characterized in that: described main truss is set a roof beam in place (1), at least one beam is provided with ladder out of shape (10) in sub-truss beam (3) or the side girder truss (2).
6. split type box girder integral according to claim 5 connects the mobile operation platform of construction, and it is characterized in that: described ladder out of shape (10) is provided with out of shape (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202170339U CN201722617U (en) | 2010-06-07 | 2010-06-07 | Mobile operation platform for overall connection and construction of split box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202170339U CN201722617U (en) | 2010-06-07 | 2010-06-07 | Mobile operation platform for overall connection and construction of split box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201722617U true CN201722617U (en) | 2011-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202170339U Expired - Lifetime CN201722617U (en) | 2010-06-07 | 2010-06-07 | Mobile operation platform for overall connection and construction of split box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201722617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900023A (en) * | 2012-10-31 | 2013-01-30 | 武船重型工程股份有限公司 | Combined operating platform |
| CN106836639A (en) * | 2017-04-11 | 2017-06-13 | 南京工业大学 | FRP box-shaped section-concrete combined beam provided with bidirectional shear keys |
-
2010
- 2010-06-07 CN CN2010202170339U patent/CN201722617U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900023A (en) * | 2012-10-31 | 2013-01-30 | 武船重型工程股份有限公司 | Combined operating platform |
| CN102900023B (en) * | 2012-10-31 | 2015-10-14 | 武船重型工程股份有限公司 | A kind of combined type working platform |
| CN106836639A (en) * | 2017-04-11 | 2017-06-13 | 南京工业大学 | FRP box-shaped section-concrete combined beam provided with bidirectional shear keys |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160105 Address after: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Patentee after: CHINA RAILWAY NO.2 BUREAU ENGINEERING CO., LTD. Patentee after: China Railway No. 2 Engineering Group Co., Ltd. Address before: 610041 high building, No. nine Hing Road, Chengdu hi tech Development Zone, Sichuan, 6 Patentee before: China Railway Erju Co., Ltd. Patentee before: China Railway No. 2 Engineering Group Co., Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180821 Address after: No. 16, Jinniu District Road, Jinniu District Road, Chengdu, Sichuan Co-patentee after: No.2 Engineering Co., Ltd. of China Railway Erju Patentee after: CHINA RAILWAY NO.2 BUREAU ENGINEERING CO., LTD. Address before: No. 16, Jinniu District Road, Jinniu District Road, Chengdu, Sichuan Co-patentee before: China Railway No. 2 Engineering Group Co., Ltd. Patentee before: CHINA RAILWAY NO.2 BUREAU ENGINEERING CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 16, Jinniu District Road, Jinniu District Road, Chengdu, Sichuan Co-patentee after: No.2 Engineering Co., Ltd. of China Railway Erju Patentee after: China Railway No. 2 Engineering Group Co., Ltd. Address before: No. 16, Jinniu District Road, Jinniu District Road, Chengdu, Sichuan Co-patentee before: No.2 Engineering Co., Ltd. of China Railway Erju Patentee before: CHINA RAILWAY NO.2 BUREAU ENGINEERING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |
|
| CX01 | Expiry of patent term |