CN214061294U - Movable becomes section concrete box girder outward appearance and decorates platform - Google Patents
Movable becomes section concrete box girder outward appearance and decorates platform Download PDFInfo
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- CN214061294U CN214061294U CN202023022652.5U CN202023022652U CN214061294U CN 214061294 U CN214061294 U CN 214061294U CN 202023022652 U CN202023022652 U CN 202023022652U CN 214061294 U CN214061294 U CN 214061294U
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- box girder
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Abstract
The utility model relates to a movable becomes section concrete box girder outward appearance and decorates platform relates to bridge engineering construction technical field, and it includes: the truss mechanism is movably arranged along the concrete box girder and comprises an upper truss, a middle truss, a lower truss and an operation platform; the walking mechanism is arranged between the upper truss and the concrete box girder; the stabilizing device comprises a weight block arranged in the upper truss and supporting feet uniformly arranged between the truss mechanism and the concrete box girder; and the lifting device is arranged on the middle truss and is connected with the lower truss. The application has the advantages that: 1. this application owing to through the combination of truss, well truss and lower truss on a plurality of, can the amalgamation become the truss mechanism who is adapted to arbitrary cross-section, uses hoisting device can promote the position of truss down simultaneously, adapts to different beam heights. 2. The truss mechanism is split into three trusses, so that the trusses can be conveniently transported and combined.
Description
Technical Field
The application relates to the technical field of concrete engineering construction, in particular to a movable variable-section concrete box girder appearance modification platform.
Background
At present, with the rapid development of bridge engineering technology, the frequency of large-span concrete continuous bridges is more and more, and the requirements on the appearance quality of the bridges are increasingly increased. Particularly for municipal bridges, the appearance quality of concrete is particularly important. Reserved holes, embedded parts and the like during bridge construction have certain influence on the appearance of the bridge, and concrete quality common faults such as honeycombs, pitted surfaces, staggered platforms, sagging and the like are difficult to avoid during construction due to factors such as construction technology and concrete performance. Therefore, the appearance modification work of the concrete box girder is necessary.
The concrete appearance modification work is not standard and standard for a long time, and the safety is poor. Because the large-span concrete box girder is mostly wide bridge floor, variable cross section, high headroom, the concrete outward appearance is decorated the work and is constructed the degree of difficulty big, with high costs. Traditional appearance modification platform for box girders with uniform cross sections cannot effectively adapt to changes of girder heights, has heavy dead weight, and has great influence on the line type and the like of cantilever ends of cantilever construction bridges
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the purpose of this application provides a movable becomes section concrete box girder outward appearance and decorates platform to solve among the prior art box girder outward appearance and decorate the problem that the platform is difficult to decorate the variable cross section box girder.
In order to reach above mesh, the application provides a movable becomes section concrete box girder outward appearance and decorates platform, and it includes:
the truss mechanism is movably arranged along the concrete box girder and comprises an upper truss, a middle truss, a lower truss and an operation platform, wherein the middle truss is arranged on two sides of the concrete box girder;
the walking mechanism is arranged between the upper truss and the concrete box girder;
the stabilizing device comprises a weight block arranged in the upper truss and supporting feet uniformly arranged between the truss mechanism and the concrete box girder;
and the lifting device is arranged on the middle truss and is connected with the lower truss.
In some embodiments, the running gear comprises:
the walking rails are arranged on the upper surface of the concrete box girder, are provided with a plurality of pairs and are symmetrically arranged along the center line of the concrete box girder;
and the walking wheel boxes are arranged at the bottom of the upper truss, have the same number as the walking rails and are matched with the walking rails.
In some embodiments, the inner edge and the outer edge of the middle truss are provided with a plurality of positioning holes, the upper truss is detachably fixed on the positioning holes through connecting pieces, and the lower truss is detachably fixed on the positioning holes through connecting pieces.
In some embodiments, the lifting device comprises two electric hoists symmetrically arranged at the top of the middle truss, and the electric hoists are connected with the lower truss through hinge ropes.
In some embodiments, the temple comprises:
the screw is arranged on the truss mechanism in a telescopic manner;
the adjustable nut is rotatably arranged on the truss and is matched with the screw;
the base is fixedly arranged on the screw rod.
In some embodiments, a rubber pad is further disposed on the base.
In some embodiments, the operation platform is further provided with a lifter.
In some embodiments, a ladder is provided within the upper and middle trusses.
In some embodiments, a guard rail is further disposed at an edge of the truss mechanism.
In some embodiments, the plurality of the weight blocks are symmetrically arranged along the center line of the concrete box girder.
The beneficial effect that technical scheme that this application provided brought includes:
1. the embodiment of the application provides a movable becomes section concrete box girder outward appearance and decorates platform, owing to through the combination of truss, well truss and truss down on a plurality of, can the amalgamation become the truss mechanism who is adapted to arbitrary cross-section, uses hoisting device can promote the position of truss down simultaneously, adapts to different beam heights.
2. The truss mechanism is split into the three trusses, so that the trusses can be conveniently transported and combined, the investment of large-scale hoisting equipment can be reduced, and transportation and recycling are facilitated.
3. The stabilizing system formed by the combination of the supporting feet and the weight blocks provides anti-overturning stability and reduces overturning risks caused by wind power.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is an enlarged view of a point a in fig. 1.
Fig. 3 is an enlarged view at B in fig. 1.
Fig. 4 is an enlarged view at C in fig. 1.
Fig. 5 is a schematic structural view of the embodiment shown in fig. 1 in another cross section.
Reference numerals:
1. a truss mechanism; 11. an upper truss; 12. a middle truss; 121. positioning the hole; 13. a lower truss; 14. an operating platform; 141. an elevator; 15. climbing a ladder; 16. a guard rail; 2. a running mechanism; 21. a running track; 22. a running wheel box; 3. a stabilizing device; 31. a weight block; 32. a brace; 321. a screw; 322. an adjustable nut; 323. a base; 3231. a rubber pad; 4. a lifting device; 41. an electric hoist.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a movable variable cross-section concrete box girder appearance modification platform, which can solve the problem that a variable cross-section box girder is difficult to modify by a box girder appearance modification platform in the related art.
As shown in fig. 1, the present embodiment includes a truss mechanism 1, a traveling mechanism 2, a stabilizing device 3 and a lifting device 4, which are movably disposed along a concrete box girder, and include an upper truss 11, a middle truss 12, a lower truss 13 and an operation platform 14, wherein the middle truss 12 is disposed at two sides of the concrete box girder, the upper truss 11 is detachably disposed at the top end of the middle truss 12 and partially disposed above the concrete box girder, and the operation platform 14 is fixedly disposed at the top of the lower truss 13; the walking mechanism 2 is arranged between the truss mechanism 1 and the concrete box girder and used for controlling the truss mechanism 1 to move on the box girder. The stabilizing device 3 comprises a weight 31 arranged in the upper girder 11 and a brace 32 arranged evenly between the girder construction 1 and the concrete box girder. The lifting device 4 is arranged on the middle truss 12, connected with the lower truss 13 and used for controlling the up-and-down movement of the lower truss 13.
During operation, the travelling mechanism 2 is laid, the upper truss 11 is erected on the travelling mechanism 2, the middle truss 12 and the lower truss 13 are assembled, the operating platform 14 is fixed on the lower truss 13 in advance, and the lifting device 4 is arranged on the middle truss 12 and used for lifting or lowering the position of the lower truss 13. The stabilizing device 3 is used to prevent wind from disturbing the truss.
As a further optimization of the embodiment, the running mechanism 2 comprises running rails 21 and running wheel boxes 22, in the embodiment, as shown in fig. 1, the running rails 21 are arranged on two sides of the concrete box girder, two on each side, and one running wheel box 22 is further arranged on each side, each wheel box spans two fast rails, and the wheel boxes are self-powered to drive the truss to move forward or backward.
As a further optimization of this embodiment, the inner and outer edges of the middle truss 12 are respectively provided with a plurality of positioning holes 121, as shown in fig. 1, 4, and 5, and the upper truss 11 and the lower truss 13 are both detachably fixed in the positioning holes 121 through connecting members. The upper truss 11 and the middle truss 12 are designed to be detachable so as to be suitable for bridges with different sections, and when needed, different functions can be achieved by erecting the upper truss 11 with other structures on the middle truss 12, and the mounting holes between the lower truss 13 and the middle truss 12 are used for fixing the lower truss 13 and the middle truss 12 after the lower truss 13 is adjusted to a proper position, so that the danger caused by accidental sliding of the lower truss 13 is prevented.
As a further optimization of the present embodiment, the lifting device 4 includes two electric hoists 41 symmetrically disposed at the top end of the middle truss 12, the electric hoists 41 are connected with the lower truss 13 through hinge ropes, in the present embodiment, the connection structure of the hinge ropes and the lower truss 13 is a hook, as shown in fig. 3.
As a further optimization of the present embodiment, as shown in fig. 2 and 4, the supporting foot 32 includes a screw 321, an adjustable nut 322, and a base 323, the screw 321 is telescopically arranged on the truss mechanism 1, the adjustable nut 322 is rotatably arranged on the truss mechanism 1 and is mutually matched with the screw 321, and the base 323 is fixedly arranged at an end of the screw 321 away from the truss mechanism 1. In the working process, the screw 321 can be adjusted to stretch and retract through the adjustable nut 322 until the screw 321 abuts against the box girder, and a base 323 is arranged at one end of the screw 321 far away from the truss mechanism 1, so that the base 323 prevents the screw 321 from scratching the surface of the box girder.
Further, a rubber pad 3231 is further disposed on the base 323. Rubber gasket 3231 further prevents base 323 from scratching the box beam surface.
As a further optimization of the embodiment, the operating platform 14 is further provided with an elevator 141, and the elevator 141 is used for finely adjusting the position of a constructor so as to adapt to the structure of the bottom depression of some box girders.
As a further optimization of the embodiment, a ladder stand 15 is arranged in the upper truss 11 and the middle truss 12, so that a worker can conveniently go up and down.
As a further optimization of the present embodiment, as shown in fig. 1, the edge of the truss mechanism 1 is further provided with a protective barrier 16 to prevent accidents caused by the strong wind blowing away workers.
As a further optimization of the embodiment, the plurality of the weight blocks 31 are symmetrically arranged along the center line of the concrete box girder, so that the stability of the embodiment is further improved.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a movable becomes section concrete box girder outward appearance and decorates platform which characterized in that, it includes:
the truss mechanism (1) is movably arranged along the concrete box girder and comprises an upper truss (11), a middle truss (12), a lower truss (13) and an operating platform (14), wherein the middle truss (12) is arranged on two sides of the concrete box girder, the upper truss (11) is detachably arranged at the top end of the middle truss (12), part of the upper truss is positioned above the concrete box girder, the lower truss (13) is arranged on the inner side of the middle truss (12) in a vertically sliding mode, and the operating platform (14) is fixedly arranged at the top of the lower truss (13);
a traveling mechanism (2) arranged between the upper truss (11) and the concrete box girder;
the stabilizing device (3) comprises a weight block (31) arranged in the upper truss (11) and supporting feet (32) uniformly arranged between the truss mechanism (1) and the concrete box girder;
and the lifting device (4) is arranged on the middle truss (12) and is connected with the lower truss (13).
2. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: the running gear (2) comprises:
the walking rails (21) are arranged on the upper surface of the concrete box girder, are provided with a plurality of pairs and are symmetrically arranged along the center line of the concrete box girder;
and the running wheel boxes (22) are arranged at the bottom of the upper truss (11), are the same as the running rails (21) in number, and are matched with the running rails (21).
3. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: a plurality of positioning holes (121) are formed in the inner edge and the outer edge of the middle truss (12), the upper truss (11) is detachably fixed to the positioning holes (121) through connecting pieces, and the lower truss (13) is detachably fixed to the positioning holes (121) through the connecting pieces.
4. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: the lifting device (4) comprises two electric hoists (41) symmetrically arranged at the top of the middle truss (12), and the electric hoists (41) are connected with the lower truss (13) through hinged ropes.
5. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: the arm brace (32) comprises:
a screw (321) which is telescopically arranged on the truss mechanism (1);
the adjustable nut (322) is rotationally arranged on the truss mechanism (1) and is matched with the screw rod (321);
and the base (323) is fixedly arranged at one end of the screw rod (321) far away from the truss mechanism (1).
6. The movable variable cross-section concrete box girder appearance-modifying platform of claim 5, wherein: and a rubber pad (3231) is also arranged on the base (323).
7. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: the operating platform (14) is also provided with a lifter (141).
8. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: a ladder (15) is arranged in the upper truss (11) and the middle truss (12).
9. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: and a protective railing (16) is also arranged at the edge of the truss mechanism (1).
10. The movable variable cross-section concrete box girder appearance-modifying platform of claim 1, wherein: the plurality of the weight blocks (31) are symmetrically arranged along the center line of the concrete box girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023022652.5U CN214061294U (en) | 2020-12-11 | 2020-12-11 | Movable becomes section concrete box girder outward appearance and decorates platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023022652.5U CN214061294U (en) | 2020-12-11 | 2020-12-11 | Movable becomes section concrete box girder outward appearance and decorates platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214061294U true CN214061294U (en) | 2021-08-27 |
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ID=77408664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023022652.5U Active CN214061294U (en) | 2020-12-11 | 2020-12-11 | Movable becomes section concrete box girder outward appearance and decorates platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214061294U (en) |
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2020
- 2020-12-11 CN CN202023022652.5U patent/CN214061294U/en active Active
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