CN214459728U - Construction operation platform for connecting steel beam sections - Google Patents

Abstract

The utility model relates to a construction field discloses a construction operation platform for connecting girder steel festival section, include: the number of the clamping plates is at least two, and the clamping plates are respectively clamped with different flange plates; the platform suspension posts are at least four, wherein one ends of at least four platform suspension posts are detachably connected with the clamping plates, and each clamping plate is at least connected with one platform suspension post; the number of the transverse steel pipes is the same as that of the platform suspension posts, the transverse steel pipes are detachably connected to at least two platform suspension posts, and all the transverse steel pipes are connected end to form a closed loop; and the scaffold board is erected on a closed loop formed by the transverse steel pipes. The utility model has the advantages of it is following and effect: according to the application, the clamping plate is clamped on the steel beam of the structure, so that a large scaffold does not need to be additionally welded, and the construction difficulty and the construction cost are reduced; simultaneously this application utilizes the platform davit as support piece when, the effect of guardrail has also been acted as to the platform davit, has avoided the workman to be out of order to fall.

Description

Construction operation platform for connecting steel beam sections

Technical Field

The application relates to the technical field of bridge construction, in particular to a construction operation platform for connecting steel beam sections.

Background

At present, in bridge construction, the girder steel has been widely used, and in the girder steel erection construction, the section assembly method often adopts, needs on-the-spot welding or bolt connection between the girder steel section, and this process belongs to high altitude construction, often need consume great manpower, material resources, and the time limit for a project is also longer, and common construction method at present has:

1) the manual station is directly positioned on the steel beam rod piece, and the machine is held by hand for construction;

2) large scaffolding is welded at each section of steel beam that needs to be welded or bolted.

The above method has the following disadvantages:

1. the safety risk of construction on the steel beam of the manual station is very high, the safety can not be completely guaranteed even if safety measures are taken, and the work efficiency is low.

2. The welding of large scaffolds consumes a lot of materials, and for large bridge engineering, there are many places to be welded or bolted, and every place needs to be welded with a scaffold, which is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a construction operation platform for connecting girder steel segmental segment to reach simple structure, be convenient for installation and dismantlement and the high effect of factor of safety.

In order to achieve the above purposes, on one hand, the technical scheme is as follows:

a construction work platform for connecting steel girder segments, provided on a flange plate of a steel girder, comprising:

the clamping plates are at least four in number, the clamping plates are clamped with the flange plates, and at least three of the clamping plates are not collinear;

the platform suspension posts are at least four, wherein one ends of at least four platform suspension posts are detachably connected with the clamping plates, and each clamping plate is at least connected with one platform suspension post;

the number of the transverse steel pipes is the same as that of the platform suspension posts, the transverse steel pipes are detachably connected to at least two platform suspension posts, and all the transverse steel pipes are connected end to form a closed loop;

and the scaffold board is erected on a closed loop formed by the transverse steel pipes.

Preferably, the card board comprises:

the lower transverse plate is detachably connected with the platform suspension post;

the upper transverse plate is arranged in parallel with the lower transverse plate;

and the side plate fixedly connects the upper transverse plate and the lower transverse plate to form a U-shaped groove with an outward opening, and the flange plate is clamped with the clamping plate through the U-shaped groove.

Preferably, a plurality of threaded holes are formed in the lower transverse plate, and the lower transverse plate is in threaded connection with the platform lifting column through partial threaded holes.

Preferably, the platform suspension posts penetrate through the threaded holes to enable the flange plates to abut against the lower side wall of the upper transverse plate.

Preferably, the threaded holes which are not in threaded connection with the platform hoisting posts are internally provided with abutting bolts, and the abutting bolts are arranged at one ends inside the clamping plates and abut the flange plates against the lower side walls of the upper transverse plates.

Preferably, at least two abutting bolts are uniformly arranged beside each platform suspension post in the circumferential direction.

Preferably, the top end of the platform suspension post, which is not connected with the clamping plate, is partially provided with a connecting rod, and the connecting rod and the clamping plate form a closed loop.

Preferably, the scaffold board and the transverse steel pipe are connected through spot welding.

Preferably, the cross-linked steel pipes and the platform suspension posts are detachably and fixedly connected through scaffold fasteners.

Preferably, the platform suspension posts which are not detachably connected with the clamping plates are circumferentially arranged around the scaffold board and detachably connected with the cross-linked steel pipes.

The beneficial effect that technical scheme that this application provided brought includes:

according to the construction operation platform for connecting the steel beam sections, the clamping plates are clamped on the steel beams existing in the structure, and a large scaffold does not need to be additionally welded, so that the construction difficulty and the construction cost are reduced; simultaneously this application utilizes the platform davit as support piece when, the effect of guardrail has also been acted as to the platform davit, has avoided the workman to be out of order to fall.

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 front view of an embodiment of the present application.

Fig. 2 is a schematic right-view of the embodiment shown in fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of another embodiment different from fig. 2.

Reference numerals:

1. clamping a plate; 11. a lower transverse plate; 111. a threaded hole; 112. an abutment bolt; 12. an upper transverse plate; 13. a side plate; 2. a platform suspension post; 3. transversely connecting steel pipes; 4. a scaffold board; 5. a flange plate; 6. a connecting rod.

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.

In this embodiment, as shown in fig. 1, including cardboard 1, platform davit 2, cross-linking steel pipe 3 and scaffold board 4, platform davit 2 has four at least, this embodiment girder steel has two, cardboard 1 that sets up on each limit girder steel flange board 5 has two, constitute four tetragonal angles, platform davit 2 respectively is provided with two on two cardboard 1, cross-linking steel pipe 3 has four, every steel pipe is established on two platform davits 2 respectively, cross-linking steel pipe 3 constitutes a square closed loop, scaffold board 4 is laid on cross-linking steel pipe 3, the workman can stand and be under construction on scaffold board 4.

As the optimization of this embodiment, the clamping plate 1 includes a lower transverse plate 11, an upper transverse plate 12 and a side plate 13, the upper transverse plate 12, the lower transverse plate 11 and the side plate 13 form a U-shaped groove with an outward opening, as shown in fig. 2, the flange plate 5 is clamped in the U-shaped groove.

Furthermore, a plurality of threaded holes 111 are formed in the lower transverse plate 11, and the lower transverse plate 11 is in threaded connection with the platform suspension posts 2 through part of the threaded holes 111, so that the platform suspension posts 2 can be conveniently disassembled and assembled.

Further, the platform suspension posts 2 pass through the threaded holes 111 to abut the flange plates 5 against the lower side walls of the upper cross plate 12, thereby reducing the use of fittings due to the stability of the platform suspension posts 2 themselves.

Furthermore, as shown in fig. 2 and 3, an abutting bolt 112 is arranged in the threaded hole 111 which is not in threaded connection with the platform suspension post 2, and the abutting bolt 112 abuts the flange plate 5 against the lower side wall of the upper transverse plate 12, which is another method for clamping the flange plate 5, so that the problem that the platform suspension post 2 is difficult to separate from the clamping plate 1 due to the long-term abutting stress of the platform suspension post 2 and the flange plate 5 and the disassembly is difficult is avoided, and in this embodiment, the platform suspension post 2 can also be reinforced by adopting a small number of spot welding.

More optimally, every be provided with two at least butt bolts 112 all in the other circumference of platform davit 2 for balanced platform davit 2's atress direction avoids local stress concentration to lead to structure fatigue damage.

In some embodiments, as shown in figure 4, the top end of the platform suspension post 2, part of which is not connected to the pallet 1, is provided with a connecting rod 6, said connecting rod 6 and the flange plate 5 forming a closed loop. Under most circumstances, the girder steel is parallel arrangement, so cardboard 1 only has two parallel arrangement, and is comparatively dangerous to the workman in the place that does not have cardboard 1, so 2 tops of platform davit that do not have cardboard 1 to set up are provided with connecting rod 6 for constitute the guardrail, improve the platform security.

In some embodiments, the scaffold board 4 and the cross-linked steel pipes 3 are connected in a spot welding mode, so that violent disassembly is facilitated when connecting piece rusting is difficult to disassemble due to long-term use.

In some embodiments, the cross-linking steel pipes 3 and the platform hanging pillars 2 are detachably and fixedly connected through scaffold fasteners, so that the positions of the cross-beam steel pipes are conveniently detached or adjusted, and workers can conveniently construct on the construction platform.

In some other embodiments, as shown in fig. 4, there may be more platform suspension posts 2, and the redundant platform suspension posts 2 are connected to the cross steel pipes 3 and are circumferentially arranged around the scaffold board 4 to serve as a guardrail, so as to improve the platform safety.

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. A construction work platform for connecting steel beam segments, provided on a flange plate (5) of a steel beam, comprising:

the number of the clamping plates (1) is at least four, the clamping plates (1) are clamped with the flange plates (5), and at least three clamping plates (1) are not collinear;

the platform lifting columns (2) are at least four, one ends of at least four platform lifting columns (2) are detachably connected with the clamping plates (1), and each clamping plate (1) is at least connected with one platform lifting column (2);

the number of the transverse steel pipes (3) is the same as that of the platform suspension posts (2), the transverse steel pipes are detachably connected to at least two platform suspension posts (2), and all the transverse steel pipes (3) are connected end to form a closed loop;

and the scaffold board (4) is erected on a closed loop formed by the transverse steel pipes (3).

2. A construction work platform for connecting steel girder segments according to claim 1, characterized in that the clamping plate (1) comprises:

the lower transverse plate (11) is detachably connected with the platform suspension post (2);

an upper transverse plate (12) which is arranged in parallel with the lower transverse plate (11);

and the side plate (13) is used for fixedly connecting the upper transverse plate (12) with the lower transverse plate (11) to form a U-shaped groove with an outward opening, and the flange plate (5) is clamped with the clamping plate (1) through the U-shaped groove.

3. A construction work platform for joining steel girder segments according to claim 2, wherein: a plurality of threaded holes (111) are formed in the lower transverse plate (11), and the lower transverse plate (11) is in threaded connection with the platform suspension post (2) through partial threaded holes (111).

4. A construction work platform for joining steel girder segments according to claim 3, wherein: the platform suspension posts (2) penetrate through the threaded holes (111) to enable the flange plates (5) to be abutted to the lower side walls of the upper transverse plates (12).

5. A construction work platform for joining steel girder segments according to claim 3, wherein: and an abutting bolt (112) is arranged in the threaded hole (111) which is not in threaded connection with the platform suspension post (2), and the flange plate (5) is abutted to the lower side wall of the upper transverse plate (12) by the abutting bolt (112) arranged at one end inside the clamping plate (1).

6. A construction work platform for joining steel girder segments according to claim 5, wherein: at least two abutting bolts (112) are uniformly arranged beside each platform suspension post (2) in the circumferential direction.

7. A construction work platform for joining steel girder segments according to claim 1, wherein: and the top end of the platform suspension post (2) which is not connected with the clamping plate (1) is partially provided with a connecting rod (6), and the connecting rod (6) and the flange plate (5) form a closed loop.

8. A construction work platform for joining steel girder segments according to claim 1, wherein: the scaffold board (4) and the cross steel pipe (3) are connected in a spot welding mode.

9. A construction work platform for joining steel girder segments according to claim 1, wherein: the cross-linked steel pipe (3) and the platform suspension post (2) are detachably and fixedly connected through a scaffold fastener.

10. A construction work platform for joining steel girder segments according to claim 1, wherein: the platform lifting columns (2) which are not detachably connected with the clamping plates (1) are circumferentially arranged around the scaffold boards (4) and detachably connected with the cross-linked steel pipes (3).

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