CN103628420B - The assembled device of a kind of telescopic steel truss girder node - Google Patents
The assembled device of a kind of telescopic steel truss girder node Download PDFInfo
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- CN103628420B CN103628420B CN201310661226.1A CN201310661226A CN103628420B CN 103628420 B CN103628420 B CN 103628420B CN 201310661226 A CN201310661226 A CN 201310661226A CN 103628420 B CN103628420 B CN 103628420B
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Abstract
The invention discloses the assembled device of a kind of telescopic steel truss girder node, comprise mobile hoistable platform and operating platform, operating platform is positioned at the top of mobile hoistable platform, it is characterized in that: described operating platform comprises fixed platform, fixed platform is fixedly connected on the top of mobile hoistable platform, fixed platform is hollow structure, the inside of fixed platform at least arranges a scaling platform, the both sides that described scaling platform is relative are provided with roller, some limited blocks are provided with between scaling platform and fixed platform, described fixed platform is also provided with the actuating unit rolled for controlling roller.This equipment safety is reliable, easy to use, can protect the safety of constructor better, reduces the workload of constructor.
Description
Technical field
The present invention relates to bridge construction equipment field, be specifically related to the assembled device of a kind of telescopic steel truss girder node.
Background technology
When steel truss girder is assembled, in order to the bolt carrying out each internode steel truss girder Nodes is assembled, need to arrange operation platform, for constructor provides working space at each node location of steel truss girder.At present, the common device building operation platform is generally hanging ladder and scaffold floor, and hanging ladder adopts shaped steel welding or bolt to form; When steel truss girder is assembled, before steel truss girder lifting, hanging ladder is temporarily fixed on the node location of steel truss girder, after steel truss girder lifting puts in place, between the hanging ladder of the node location to be assembled of steel truss girder, set up scaffold floor and fix, be built into interim ease of Use platform, constructor stands in the consolidation service this simple platform completing steel truss girder.
The ease of Use platform that the common device building operation platform is built, has the following disadvantages:
(1) height of steel truss girder is higher, operating platform is temporarily fixed on steel truss girder, easily rock, poor stability, dangerous, especially running into the larger situation of wind load, the stability of temporary operating platform is poorer, there is larger potential safety hazard, and the higher platform of constructor's upper-lower height is also inconvenient.
(2) in order to ensure efficiency of construction, ease of Use platform needs to build the position (as gusset plate, positions such as portal frames) needing to execute stubborn high bolt in each of steel truss girder; After assembled complete some internodes, need with crane gear, ease of Use platform to be hung with to next internode, carry out the steel truss girder consolidation service of next internode.Therefore, need the quantity of this type of temporary operating platform a lot, need labor intensive and time when not only installing, and hang with also inconvenient to next internode.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide the assembled device of a kind of telescopic steel truss girder node, this equipment safety is reliable, easy to use, can protect the safety of constructor better, reduces the workload of constructor.
For reaching above object, the technical scheme that the present invention takes is: the assembled device of a kind of telescopic steel truss girder node, comprise mobile hoistable platform and operating platform, operating platform is positioned at the top of mobile hoistable platform, described operating platform comprises fixed platform, fixed platform is fixedly connected on the top of mobile hoistable platform, fixed platform is hollow structure, the inside of fixed platform is provided with at least one scaling platform, the both sides that described scaling platform is relative are provided with roller, some limited blocks are provided with between described scaling platform and fixed platform, described fixed platform is also provided with the actuating unit rolled for controlling roller.
On the basis of technique scheme, described fixed platform adopts shaped steel and steel plate to assemble.
On the basis of technique scheme, described fixed platform is provided with the first guardrail, and described scaling platform is provided with the second guardrail.
On the basis of technique scheme, described some limited blocks are fixedly connected with scaling platform, and described some limited blocks are equidistantly arranged.
On the basis of technique scheme, described some limited blocks are fixedly connected with scaling platform, described some limited blocks be centrally located at same plane, the cross-section normal of described plane and scaling platform.
On the basis of technique scheme, described scaling platform distributes along the Central Symmetry of fixed platform.
On the basis of technique scheme, described mobile lifting platform comprises the first connection system, second and connects system, elevating mechanism, at least three vertical columns and at least three lifting columns, the top of every root vertical columns has lifting groove, be provided with a lifting column in lifting groove, the top of every root lifting column is all fixedly connected with fixed platform; It is fixing that described at least three vertical columns connect system by first, and it is fixing that described at least three lifting columns connect system by second; Described elevating mechanism connects system and second first and connects between system; The top and second of elevating mechanism is connected system and is fixedly connected with, and bottom and first is connected system and is fixedly connected with.
On the basis of technique scheme, the bottom of described every root vertical columns is provided with walking carriage.
On the basis of technique scheme, between each described lifting groove and lifting column, be provided with the slide block for reducing friction.
Compared with prior art, the invention has the advantages that:
(1) fixed platform of the present invention is hollow structure, the inside of fixed platform is provided with at least one scaling platform, the both sides that scaling platform is relative are provided with roller, be provided with some limited blocks between scaling platform and fixed platform, fixed platform is also provided with the actuating unit rolled for controlling roller.Use the present invention carry out steel truss girder assembled time, control actuating unit, roller outwards or is inwardly rolled, roller drive scaling platform, make scaling platform stretch out from fixed platform or collapse in fixed platform.Therefore, compared with needing to build multiple operating platform with prior art, the scaling platform in the present invention can provide multiple work plane, and larger working space, and easy to use, reduces unnecessary working link, saves human and material resources, time and cost.
(2) scaling platform in the present invention is symmetrical, can form symmetrical stable framework, so operating platform of the present invention is more stable; Be provided with some limited blocks between scaling platform and fixed platform, limited block is used for preventing scaling platform from coming off in fixed platform, further increases safety; All vertical columns of mobile lifting platform connect system by first to be fixed, and it is fixing that all lifting columns connect system by second, makes mobile lifting platform be provided with rock-steady structure, for operating platform provides stable support.Therefore, the present invention has good stability and safety.
(3) mobile lifting platform in the present invention also comprises elevating mechanism, at least three vertical columns and at least three lifting columns, and the bottom of every root vertical columns is provided with walking carriage, and operating platform can be moved easily everywhere by manual operation.
The top of every root vertical columns has lifting groove, and be provided with a lifting column in lifting groove, the top of lifting column is fixedly connected with fixed platform; It is fixing that at least three vertical columns connect by first, and at least three lifting columns connect system by second to be fixed; Operating platform is fixed on the top of the second connection system, and elevating mechanism connects system and second first and connects between system, and the top and second of elevating mechanism is connected system and is fixedly connected with, and bottom and first is connected system and is fixedly connected with.Vertical columns secures elevating mechanism, and lifting column is achieved operating platform and can be raised more flexibly by lifting column and reduce, and uses more convenient.
In sum, the present invention is compared to using crane gear Mobile operating platform in prior art, simple to operate, decreases the workload of constructor, saves manpower and materials, provide cost savings.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first duty in the embodiment of the present invention;
Fig. 2 is the structural representation of the second duty in the embodiment of the present invention;
Fig. 3 is this Fig. 1 left view;
Fig. 4 is the structural representation that in the embodiment of the present invention, scaling platform and fixed platform coordinate;
Fig. 5 is the right view of Fig. 4.
In figure: 1-first guardrail, 2-second guardrail, 3-scaling platform, 4-second connects system, 5-fixed platform, 6-lifting column, 7-jack, and 8-first connects system, 9-vertical columns, 10-walking carriage, 11-limited block, 12-roller.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Shown in Figure 1, the assembled device of telescopic steel truss girder node in the present invention, comprise mobile hoistable platform and operating platform, operating platform is positioned at the top of mobile hoistable platform.
Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, operating platform comprises fixed platform 5 and scaling platform 3.Fixed platform 5 is fixedly connected on the top of mobile hoistable platform, fixed platform 5 is hollow structure, the inside of fixed platform 5 is provided with at least one scaling platform 3, and the present embodiment comprises six scaling platforms, 3, six scaling platforms 3 and distributes along the Central Symmetry of fixed platform 5.The both sides that scaling platform 3 is relative are provided with roller 12, and fixed platform 5 is also provided with the actuating unit rolled for controlling roller, and actuating unit is positioned at top or the bottom of fixed platform 5; Some limited blocks 11 are also equidistantly provided with between scaling platform 3 and fixed platform 5, some limited blocks 11 are fixedly connected with scaling platform 3, some limited blocks 11 be centrally located at same plane, the cross-section normal of this plane and scaling platform 3, limited block 11 comes off in fixed platform 5 for preventing scaling platform 3; Fixed platform 5 and telescopic platform 3 are provided with guardrail, and fixed platform 5 is provided with the first guardrail 1, and described scaling platform 3 is provided with the second guardrail 2.
Mobile lifting platform is fixedly connected on the bottom of fixed platform 5, mobile lifting platform comprise the first connection be 8, second connect be 4, at least three vertical columns 9, at least three lifting columns 6 and elevating mechanisms, vertical columns 9 in the present embodiment is four, and lifting column 6 is also four.Four vertical columns 9 are parallel to each other, and the center of four vertical columns 9 forms rectangle.The bottom of every root vertical columns 9 is provided with the walking carriage 10 being equipped with storage battery, the top of every root vertical columns 9 all has lifting groove, a lifting column 6 is provided with in lifting groove, the top of every root lifting column 6 is all fixedly connected with fixed platform 5, is provided with the slide block for reducing friction in lifting groove between lifting column 6 and vertical columns 9; It is 8 to fix that at least three vertical columns 9 connect by first, and it is 4 to fix that at least three lifting columns 6 connect by second; It is that 8 and second to connect be between 9 that elevating mechanism connects first, and it is 4 to be fixedly connected with that the top of elevating mechanism is connected with second, and it is 8 to be fixedly connected with that bottom is connected with first.
Elevating mechanism in the embodiment of the present invention comprises four jack 7, and every platform jack 7 one end is positioned at the bottom that the second connection is 4, and the other end is positioned at the top that the first connection is 8.
Fixed platform 5 in the embodiment of the present invention adopts shaped steel and steel plate to assemble.
Scaling platform 3 in the embodiment of the present invention is assembled by shaped steel and steel plate.
Scaling platform 3 in the embodiment of the present invention distributes along the Central Symmetry of fixed platform 5.In practice, the relative position of scaling platform 3 and fixed platform 5, can design as required, the shaped steel of fixed platform 5 and steel plate, and the shaped steel of scaling platform 3 and steel plate can customize according to the design scheme of the employing of fixed platform 5 and scaling platform 3.
Four vertical columns 9 in the embodiment of the present invention and four lifting columns 6 all adopt square steel pipe to make, and in practice, four vertical columns 9 and four lifting columns 6 also can all adopt round steel pipe to make.
The form that walking carriage 10 in the embodiment of the present invention adopts double rear wheel to drive, and provide electric power by storage battery, for the traveling of whole device.
Four jack 7 in the embodiment of the present invention adopt walking synchronous push, in order to realize the lifting of telescopic operating desk.
The course of work of the assembled device of the present invention's telescopic steel truss girder node is as follows:
When the assembled device of telescopic steel truss girder node is not in running order, shown in Figure 2, first to connect be 8 four vertical columns 9 are connected into an entirety, form stable frame construction, second connection is 4 is that four lifting columns 6 are connected into an entirety, form stable frame construction, mobile hoistable platform defines a stable frame construction.When the assembled device of telescopic steel truss girder node is in walking but is not in work, jack 7 is in contraction state, lifting column 6 is contracted in vertical columns 9, scaling platform 3 is contracted in fixed platform 5, by controlling walking carriage 10, the assembled device of telescopic steel truss girder node can be moved to job site.
When the assembled device of telescopic steel truss girder node is in running order, shown in Figure 1, when the assembled device of telescopic steel truss girder node is moved to job site, regulate jack 7, it is 4 and telescopic operating desk jack-up that jack connects second, lifting column 6 along with second connect be 4 and telescopic operating desk stretch out from vertical columns 9, according to the needs of working condition, for the place that operating personnel do not reach, the controlled brake force mechanism of operating personnel, make the roller being positioned at scaling platform 3 to outer rolling, roller drives scaling platform 3, scaling platform 3 is stretched out from fixed platform 5, or promote the second guardrail 2, roller is to outer rolling, scaling platform 3 is released from fixed platform 5, adjustment scaling platform 3 to operating personnel can carry out the position of constructing operation, if regulate scaling platform 3 still cannot reach the position that operating personnel can carry out constructing operation, walking carriage 10 can be regulated further to adjust, until reach the position that operating personnel can carry out constructing operation.
After having constructed, the controlled brake force mechanism of operating personnel, makes the roller being positioned at scaling platform 3 inwardly roll, roller drives scaling platform 3, scaling platform 3 is collapsed in fixed platform 5, or pulls the second guardrail 2, roller inwardly rolls, and is collapsed into by scaling platform 3 in fixed platform 5; Regulate jack 7, make jack 7 be in contraction state, lifting column 6 is contracted in vertical columns 9 completely; Regulate walking carriage 10, the assembled device of telescopic steel truss girder node is transported to the storing place of regulation.
The present invention is not limited to above-mentioned embodiment, and for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as within protection scope of the present invention.The content be not described in detail in this manual belongs to the known prior art of professional and technical personnel in the field.
Claims (9)
1. the assembled device of telescopic steel truss girder node, comprise mobile hoistable platform and operating platform, operating platform is positioned at the top of mobile hoistable platform, it is characterized in that: described operating platform comprises fixed platform (5), fixed platform (5) is fixedly connected on the top of mobile hoistable platform, fixed platform (5) is hollow structure, the inside of fixed platform (5) is provided with at least one scaling platform (3), the both sides that described scaling platform (3) is relative are provided with roller (12), some limited blocks (11) are provided with between described scaling platform (3) and fixed platform (5), described fixed platform (5) is also provided with the actuating unit rolled for controlling roller.
2. the assembled device of telescopic steel truss girder node as claimed in claim 1, is characterized in that: described fixed platform (5) adopts shaped steel and steel plate to assemble.
3. the assembled device of telescopic steel truss girder node as claimed in claim 1, it is characterized in that: described fixed platform (5) is provided with the first guardrail (1), described scaling platform (3) is provided with the second guardrail (2).
4. the assembled device of telescopic steel truss girder node as claimed in claim 1, is characterized in that: described some limited blocks (11) are fixedly connected with scaling platform (3), and described some limited blocks (11) are equidistantly arranged.
5. the assembled device of telescopic steel truss girder node as claimed in claim 1, it is characterized in that: described some limited blocks (11) are fixedly connected with scaling platform (3), described some limited blocks (11) be centrally located at same plane, the cross-section normal of described plane and scaling platform (3).
6. the assembled device of telescopic steel truss girder node as claimed in claim 1, is characterized in that: described scaling platform distributes along the Central Symmetry of fixed platform (5).
7. the assembled device of telescopic steel truss girder node as claimed in claim 1, it is characterized in that: described mobile lifting platform comprises the first connection system (8), second and connects system (4), elevating mechanism, at least three vertical columns (9) and at least three lifting columns (6), the top of every root vertical columns (9) has lifting groove, be provided with a lifting column (6) in lifting groove, the top of every root lifting column (6) is all fixedly connected with fixed platform (5); Described at least three vertical columns (9) connect system (8) by first and fix, and described at least three lifting columns (6) connect system (4) by second and fix; Described elevating mechanism is positioned at the first connection system (8) and second and connects between system (4); It is that (4) are fixedly connected with that the top of elevating mechanism is connected with second, and it is that (8) are fixedly connected with that bottom is connected with first.
8. the assembled device of telescopic steel truss girder node as claimed in claim 7, is characterized in that: the bottom of described every root vertical columns (9) is provided with walking carriage (10).
9. the assembled device of telescopic steel truss girder node as claimed in claim 7, is characterized in that: be provided with the slide block for reducing friction between each described lifting groove and lifting column (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661226.1A CN103628420B (en) | 2013-12-09 | 2013-12-09 | The assembled device of a kind of telescopic steel truss girder node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661226.1A CN103628420B (en) | 2013-12-09 | 2013-12-09 | The assembled device of a kind of telescopic steel truss girder node |
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| Publication Number | Publication Date |
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| CN103628420A CN103628420A (en) | 2014-03-12 |
| CN103628420B true CN103628420B (en) | 2015-09-23 |
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| CN201310661226.1A Active CN103628420B (en) | 2013-12-09 | 2013-12-09 | The assembled device of a kind of telescopic steel truss girder node |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105755966B (en) * | 2014-12-16 | 2017-12-12 | 湖北华舟重工应急装备股份有限公司 | A kind of folding assembly type steel bridge on highway construction of platform |
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| CN2388220Y (en) * | 1999-10-15 | 2000-07-19 | 郑州铁路局西安科学技术研究所 | Multi-direction light maintenance traveller for steel girder truss bridge |
| JP2005350996A (en) * | 2004-06-11 | 2005-12-22 | Yokogawa Koji Kk | Bridge erection device and method |
| CN101446069A (en) * | 2008-12-30 | 2009-06-03 | 中铁大桥局集团第五工程有限公司 | Multi-node integral installation method for steel truss beam |
| CN103088758A (en) * | 2013-02-06 | 2013-05-08 | 中铁大桥局集团第八工程有限公司 | Steel girder rod piece assembling movable and telescopic high-strength bolt screwing platform |
| CN103132463A (en) * | 2013-03-12 | 2013-06-05 | 中国建筑第六工程局有限公司 | Movable hanger operating platform and manufacturing, installing, using and removing methods thereof |
| CN203639837U (en) * | 2013-12-09 | 2014-06-11 | 中铁大桥局股份有限公司 | Extensible steel truss joint assembling device |
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2013
- 2013-12-09 CN CN201310661226.1A patent/CN103628420B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2388220Y (en) * | 1999-10-15 | 2000-07-19 | 郑州铁路局西安科学技术研究所 | Multi-direction light maintenance traveller for steel girder truss bridge |
| JP2005350996A (en) * | 2004-06-11 | 2005-12-22 | Yokogawa Koji Kk | Bridge erection device and method |
| CN101446069A (en) * | 2008-12-30 | 2009-06-03 | 中铁大桥局集团第五工程有限公司 | Multi-node integral installation method for steel truss beam |
| CN103088758A (en) * | 2013-02-06 | 2013-05-08 | 中铁大桥局集团第八工程有限公司 | Steel girder rod piece assembling movable and telescopic high-strength bolt screwing platform |
| CN103132463A (en) * | 2013-03-12 | 2013-06-05 | 中国建筑第六工程局有限公司 | Movable hanger operating platform and manufacturing, installing, using and removing methods thereof |
| CN203639837U (en) * | 2013-12-09 | 2014-06-11 | 中铁大桥局股份有限公司 | Extensible steel truss joint assembling device |
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| CN103628420A (en) | 2014-03-12 |
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Owner name: GROUP CO., LTD., ZHONGTIE DAQIAO BUREAU Free format text: FORMER OWNER: CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING CO., LTD. Effective date: 20150727 |
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Effective date of registration: 20150727 Address after: 430000 No. 38, Hanyang Avenue, Hanyang District, Hubei, Wuhan Applicant after: Group Co., Ltd., Zhongtie Daqiao Bureau Applicant after: China Railway Group Co., Ltd. Address before: 430074 Hubei province Wuhan Dongxin East Lake New Technology Development Zone Road SBI Venture Street No. 6 Building 12 layer Applicant before: China Zhongtie Major Bridge Engineering Co., Ltd. Applicant before: China Railway Group Co., Ltd. |
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