Portable core tube steel structure operation platform system

Abstract

The utility model provides a portable core tube steel structure operation platform system. The portable core tube steel structure operation platform system comprises a structural steel beam and an operation platform, the structural steel beam is connected to the outer side of the structural outer wall. The operating platform is arranged above the structural steel beam and located on the outer side of the structural outer wall, pre-buried positioning steel bars are arranged on the inner side of the structural outer wall, the operating platform comprises a scaffold, a scaffold board and a crawling ladder, the scaffold is located above the structural steel beam and connected with the positioning steel bars through arranged wall connecting pieces in a pulling mode, and the scaffold board is connected with the crawling ladder in a pulling mode. The scaffold board is laid at the position, with the preset height, of the scaffold, the crawling ladder is arranged on one side of the scaffold, and a constructor can climb onto the scaffold board through the crawling ladder to conduct construction. According to the operation platform system, continuous operation of upper-layer structure steel beam welding can be achieved while construction of a lower-layer floor bearing plate is not affected, the problem that the site construction period is short can be effectively solved, the integrity of a frame body is good, manufacturing is easy, and the economic cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of high-rise building construction, in particular to a convenient core tube steel structure operating platform system. Background Art

[0002] Traditional aerial work platforms used in high-rise construction can only be used after the concrete pouring of the floor deck below the structural steel beams reaches a certain strength, which cannot meet the tight construction schedules. Traditional aerial work platforms carry a certain risk of shaking and overturning during operation. The higher the aerial work platform rises, the more obvious the shaking is to the personnel on board, increasing the risk when installing steel beam structures on high floors. Summary of the Invention

[0003] In view of this, the utility model proposes a convenient core tube steel structure operating platform system, including:

[0004] Structural steel beams, which are attached to the outside of the exterior walls of the structure;

[0005] The operating platform is located above the structural steel beam and outside the structural outer wall.

[0006] Pre-embedded positioning steel bars are provided on the inner side of the structural outer wall. The operating platform includes a scaffolding, a scaffolding board and a ladder. The scaffolding is located above the structural steel beam and is connected to the positioning steel bars through the provided wall connecting parts. The scaffolding board is laid at a preset height on the scaffolding. The ladder is provided on one side of the scaffolding. Construction workers can climb onto the scaffolding board via the ladder to carry out construction.

[0007] Preferably, the wall connecting member is a fall chain, which can increase the stability of the scaffolding.

[0008] Preferably, the scaffolding is further provided with a handrail and a vertical diagonal rod; the handrail is connected to the vertical poles of the scaffolding to form a horizontal tensioning effect, and the vertical diagonal rod is connected to the vertical intersection of the vertical poles and the horizontal rods of the scaffolding to form a triangular tensioning effect with the scaffolding.

[0009] Preferably, the upper end of the scaffold is also tightened with a steel wire rope, which can prevent the scaffold from colliding with the structural steel beam located above the scaffold when the structural steel beam located above the scaffold is installed.

[0010] Preferably, a steel plate and a square steel keel are further provided at the bottom of the scaffolding, which are welded to the I-steel and arranged at the same spacing as the scaffolding uprights.

[0011] Preferably, a plurality of lifting lugs are provided on the scaffolding, and the lifting lugs are equipped with pull ropes, so that the entire operating platform can be lifted and raised to a height by a tower crane and then lifted onto the structural steel beam.

[0012] Preferably, the vertical poles of the scaffolding are buckled vertical poles, which are locked with the cross bars by rotating fasteners.

[0013] Preferably, a basic structure composed of steel sections and steel plates is also provided between the operating platform and the structural steel beam located below. The basic structure is composed of I-beams, square steel keels and steel plates welded together using gas shielded welding. It is provided on the structural steel beam located below, and lifting lugs and connecting steel pipes are welded on the basic steel plate, and is connected to the operating platform through rotating fasteners.

[0014] Preferably, footboards are also laid on the scaffolding to improve the safety of workers during construction.

[0015] Preferably, the operating platform utilizes a gas shielded welding process for frame assembly welding.

[0016] The convenient core tube steel structure operating platform system provided by the utility model has the following advantages: it can realize the continuous operation of welding the upper structure steel beams without affecting the construction of the lower floor decking, which can effectively solve the problem of tight on-site construction period; it adopts a stable and reliable buckle frame, and utilizes gas shielded welding technology to assemble and weld the frame. The structure is stable and reliable, can be lifted as a whole, and has strong safety; the top guardrail is optimized to be replaced by a lifeline (steel wire rope); when the top guardrail is replaced by a lifeline steel wire rope, workers can hang their safety belts on the steel wire rope, which ensures construction safety while making workers' operation more convenient; in addition to the one-time processing labor cost, the daily loss is only the rental fee of a few buckle frames and a few steel plates, and the economic cost is relatively low. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Various other advantages and benefits will become apparent to those skilled in the art upon reading the detailed description of the preferred embodiment below. The accompanying drawings are for illustration purposes only and are not to be considered as limiting the present invention. The same reference symbols are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0018] Figure 1 A schematic diagram of the front structure of the operating platform system provided by an embodiment of the utility model;

[0019] Figure 2 A schematic structural diagram of the hoisting state of the operating platform provided by an embodiment of the present utility model;

[0020] Figure 3A schematic diagram of the top view of the operating platform system provided in an embodiment of the present utility model;

[0021] In the figure, 1. Positioning steel bars, 2. Wall connecting parts, 3. Structural exterior walls, 4. Steel wire ropes, 5. Handrails, 6. Vertical diagonal bars, 7. Scaffolding boards, 8. Ladders, 9. I-beams, 10. Thick steel plates, 11. Square steel keels, 12. Structural steel beams, 13. Tower cranes, 14. High footboards, 15. Lifting ears, 16. Disc-buckled vertical poles, 17. Short steel pipes, and 18. Structural steel columns. DETAILED DESCRIPTION

[0022] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that, unless there is a conflict, the embodiments of the present invention and the features described in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] See also Figure 1-3 , which is a portable core tube steel structure operating platform system disclosed in an embodiment of the present utility model, including a structural steel beam 12 and an operating platform; the structural steel beam 12 is connected to the outside of the structural outer wall 3; the operating platform is arranged above the structural steel beam 12 and is located on the outside of the structural outer wall 3, and the inner side of the structural outer wall 3 is provided with a pre-buried positioning steel bar 1, and the operating platform includes a scaffolding, a scaffolding board 7 and a ladder 8. The scaffolding is located above the structural steel beam 12 and is connected to the positioning steel bar 1 through a wall connecting piece 2. The scaffolding board 7 is laid at a preset height on the scaffolding, and the ladder 8 is arranged on one side of the scaffolding. Construction workers can climb up the scaffolding board 7 through the ladder 8 to carry out construction.

[0024] Reference Figure 1 As shown, the wall connecting member 2 is a fall chain, which can increase the stability of the scaffolding.

[0025] Reference Figure 1-2 As shown, the scaffolding is further provided with a handrail and a vertical diagonal rod 6; the handrail is connected to the vertical poles of the scaffolding to form a horizontal tensioning effect, and the vertical diagonal rod 6 is connected to the vertical intersection of the vertical poles and the horizontal rods of the scaffolding to form a triangular tensioning effect with the scaffolding.

[0026] Reference Figure 1As shown, the upper end of the scaffold is also tightened with a steel wire rope 4, which can prevent the scaffold from colliding with the structural steel beam 12 located above when the structural steel beam 12 located above is installed.

[0027] Reference Figure 1 As shown, a steel plate and a square steel keel 11 are further provided at the bottom of the scaffold, which are welded to the I-steel 9 and are arranged at the same spacing as the scaffold uprights.

[0028] Reference Figure 2 As shown, a plurality of lifting lugs 15 are provided on the scaffolding, and pull ropes are provided on the lifting lugs 15 , so that the entire operating platform can be lifted and raised to a height by using a tower crane 13 , and then lifted onto the structural steel beam 12 .

[0029] Continue to refer to Figure 2 As shown, the vertical poles of the scaffold are pan-shaped vertical poles 16, which are locked with the cross bars by rotating fasteners.

[0030] Reference Figure 1-2 As shown, in this embodiment, a basic structure composed of steel sections and steel plates is also provided between the operating platform and the structural steel beam 12 located below. The basic structure is composed of I-beams 9, square steel keels 11 and steel plates welded together using gas shielded welding. It is provided on the structural steel beam 12 located below, and a lifting lug 15 and a connecting steel pipe are welded on the basic steel plate, and is connected to the operating platform through a rotating fastener.

[0031] Reference Figure 2 As shown, preferably, foot plates are also laid on the scaffolding to improve the safety of workers during construction.

[0032] In this embodiment, preferably, the operating platform utilizes a gas shielded welding process for frame assembly welding.

[0033] The processing and manufacturing process of a convenient core tube steel structure operating platform system:

[0034] (1) Prepare the necessary materials and tools according to the instructions, and select a flat site that meets the requirements of the installation work;

[0035] (2) Use gas shielded welding to weld the operating platform foundation I-beam 9, steel plate, and square steel keel 11 in sequence, and then weld the lifting ear plate and fixed steel pipe. After completing these two basic tasks, the operating frame above the foundation can be erected; the operating frame steel plate is made of 3 pieces of 4-meter-long 5mm thick steel plates 10, and 2 12-meter-long 20a I-beams 9 (I-beams 9 are spaced 1200mm apart) are fully welded to the steel plate using gas shielded welding technology. In order to accurately position the welding position, it is necessary to mark the welding position before welding; in addition, to prevent the operating frame from being lifted due to its own weight The steel plate is deformed by bending, and it is necessary to weld 8 1.5-meter-long 25mm×25mm×3mm square steel keels 11 between the bottoms of the two I-beams 9 to strengthen it. The spacing of the square steel keels 11 is parallel to the spacing of the upper vertical poles; then weld the lifting ear plates, which make full use of the abandoned ear plates cut off by the steel columns. The ear plates are 8 meters apart and arranged symmetrically. The ear plates should be fully welded on both sides, and the welds should be full and uniform; the operating frame is welded to the steel plate with a 15-centimeter-long short steel pipe 17 and fixed by rotating fasteners. The operating frame and the fixed steel pipe are placed on the center line of the I-beam 9. See the attached document for details. Figure 1 .

[0036] (3) Frame erection: The frame adopts a buckle frame, with the two spans at both ends of the vertical pole spacing being 1200mm, and the six spans in the middle being 1500mm, for a total of 8 spans; the vertical pole step distance is 1.5 meters; the operating frame is erected at a height of 3 meters, with a top guardrail height of 1500mm, and the operating frame is continuously provided with diagonal bars from the bottom to the top of the frame;

[0037] (4) After the operation platform frame is erected, the operation platform walkway board, skirting board, guardrail, lifeline are erected, and the ladder 8 and lifting wire rope 4 are installed; the operation frame walkway board adopts special buckle steel scaffolding board 7, the height of the skirting board is 20 cm, the guardrail has two inner and three outer guardrails, and the height of the guardrail is not less than 1500mm. In order to prevent the operation frame from shaking due to accidental collision with the guardrail above the operation frame during the lifting process of the steel beam, the top guardrail of the "convenient core tube steel structure operation platform device" is optimized to be replaced by a lifeline (wire rope 4); the operation frame ladder 8 adopts a special buckle frame ladder 8, and the lifting wire rope 4 adopts 4 steel wire ropes 4 with a diameter of 6×19φ9.3mm. See the attached for details. Figure 2 ;

[0038] (5) Use the tower crane 13 to lift the processed operating platform to the steel beam of the working layer. The operating platform is 40 cm away from the outer wall 3 of the structure. Finally, install the chain hoist (wall connecting piece 2). The distance between the wall connecting piece 2 is two steps and two spans. At this point, the "convenient core tube steel structure operating platform device" is completed. See the attached document for details. Figure 3 .

[0039] The convenient core tube steel structure operating platform system provided by the utility model has the following beneficial technical effects: it can realize the continuous operation of welding the upper structure steel beams without affecting the construction of the lower floor deck, which can effectively solve the problem of tight on-site construction period; it adopts a stable and reliable buckle frame, and utilizes gas shielded welding technology to assemble and weld the frame. The structure is stable and reliable, can be lifted as a whole, and has strong safety; the top guardrail is optimized to be replaced by a lifeline (steel wire rope); when the top guardrail is replaced by a lifeline steel wire rope, workers can hang their safety belts on the steel wire rope, which ensures construction safety while making the workers' operation more convenient; except for the one-time processing labor, the daily loss is only the rental fee of a few buckle frames and a few steel plates. The cost of each set of operating platforms is less than 40 yuan per day, saving construction costs.

[0040] It should be noted that, in the description of the present invention, terms such as "up", "down", "left", "right", "inside", and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. This is only for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0041] Furthermore, it should be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0042] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A portable core tube steel structure operating platform system, characterized in that: include: Structural steel beams, which are attached to the outside of the exterior walls of the structure; An operating platform is provided above the structural steel beam and on the outside of the structural outer wall. Pre-buried positioning steel bars are provided on the inner side of the structural outer wall. The operating platform includes a scaffolding, a scaffolding board and a ladder. The scaffolding is located above the structural steel beam and is connected to the positioning steel bars through the provided wall connecting parts. The scaffolding board is laid at a preset height on the scaffolding. The ladder is provided on one side of the scaffolding. Construction workers can climb onto the scaffolding board via the ladder to carry out construction.

2. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The wall connecting member is a fall chain, which can increase the stability of the scaffolding.

3. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The scaffolding is also provided with a handrail and a vertical diagonal rod; the handrail is connected to the vertical rods of the scaffolding to form a horizontal tensioning effect, and the vertical diagonal rod is connected to the vertical intersection of the vertical rods and the horizontal rods of the scaffolding to form a triangular tensioning effect with the scaffolding.

4. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The upper end of the scaffold is also tightened by a steel wire rope, which can prevent the scaffold from colliding with the structural steel beam located above the scaffold when the structural steel beam located above the scaffold is installed.

5. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The bottom of the scaffold is also provided with a steel plate and a square steel keel, which are welded with the I-steel and are arranged at the same spacing as the scaffold uprights.

6. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The scaffolding is also provided with a plurality of lifting lugs, each of which is equipped with a pull rope, so that the entire operating platform can be lifted and raised to a height by a tower crane and then lifted onto the structural steel beam.

7. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The vertical poles of the scaffold are buckled vertical poles, which are locked with the cross bars through rotating fasteners.

8. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: A basic structure composed of steel sections and steel plates is also set between the operating platform and the structural steel beam located below. It is composed of I-beams, square steel keels and steel plates welded together using gas shielded welding. It is set on the structural steel beam located below, and the lifting lugs and connecting steel pipes are welded on the basic steel plate, and connected to the operating platform through rotating fasteners.

9. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The scaffolding is also provided with footboards, which can improve the safety of workers during construction.

10. The portable core tube steel structure operating platform system according to claim 1 is characterized in that: The operating platform utilizes a gas shielded welding process for frame assembly welding.

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