Discharging platform for multi-span steel structure

Abstract

The utility model relates to the technical field of building construction, and discloses an unloading platform for a multi-span steel structure, which comprises an inner extending part, a plurality of outer extending parts, a plurality of inner extending parts and a plurality of outer extending parts, the straight beam is connected with at least two steel beams of the steel structure; two ends of the oblique beam are respectively connected with the straight beam and the main beam; the transverse fork joint consists of a transverse rod and a longitudinal rod which are vertically connected; the transverse rods are connected with the straight beams in parallel, and the longitudinal rods are connected with the main beams in parallel, so that the straight beams are vertically connected with the main beams to form a T-shaped stress structure; the straight beam is provided with a middle section which is detachably connected; according to the discharging platform for the multi-span steel structure, the straight beams are perpendicularly connected with the main beams through the transverse fork joints to form a T-shaped structural system, the length of the middle section of each straight beam can be adjusted according to the distance between the steel beams, and therefore the single discharging platform can be matched with the steel beams of different spans; the overall installation requirement of the outer frame steel structure is met, the discharging platform can be recycled in a complex and changeable steel structure system, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a discharging platform for a multi-span steel structure. Background Art

[0002] Super high-rise buildings refer to buildings with a height of more than 100 meters. The structural system of super high-rise buildings is a mixture of outer frame steel structure and concrete core tube; the outer frame steel structure is composed of steel beams and steel columns. During the construction process, the main beam of the unloading platform is installed on the steel beam of the outer frame steel structure to assist the construction.

[0003] In the prior art, the main beam of the unloading platform is connected in parallel with the steel beam to form a straight-line force-bearing system; the existing outer frame steel structure is complex and changeable, and the spacing of the steel beams is not uniform, forming a steel structure system with a variety of different spans. In the existing unloading platform, the spacing between the main beams is fixed, which makes it difficult for the unloading platform to meet the overall installation and coordination requirements of the outer frame steel structure, affecting the construction process and having poor practicality. Utility Model Content

[0004] In view of this, the utility model provides an unloading platform for multi-span steel structures to solve the problem that the connection between the outer frame steel structure and the unloading platform is a straight-line force system, and the spacing of the steel beams is not uniform, which makes it difficult for the unloading platform to meet the overall installation requirements of the steel structure.

[0005] The utility model provides a discharge platform for a multi-span steel structure, comprising: an inward extension portion, suitable for cooperating with the steel structure; wherein the inward extension portion has at least two main beams, the steel structure has at least two steel beams, and the main beams are parallel to the steel beams; a straight beam, vertically connected to the steel beams; the straight beam has a detachably connected middle section; an inclined beam, the two ends of which are respectively connected to the straight beam and the main beam; a transverse fork section, composed of a vertically connected cross bar and a longitudinal bar, the cross bar is parallel to the straight beam, and the longitudinal bar is parallel to the main beam, so that the straight beam is vertically connected to the main beam; wherein the straight beam is vertically connected to the main beam and the steel beam, respectively, to form a T-shaped force-bearing structure; the straight beam is suitable for exchanging the middle section of the corresponding length according to the spacing between at least two of the steel beams.

[0006] Beneficial effects: The straight beam is vertically connected to the main beam with the help of the transverse fork section to form a T-shaped structural system, and the length of the middle section of the straight beam can be changed according to the spacing between the steel beams, so that a single unloading platform can be adapted to the outer frame steel structure with a variety of different spans of steel beams, meet the overall installation requirements of the outer frame steel structure, and realize the recycling of the unloading platform in the construction of complex and changeable steel structure systems, which is highly practical; the T-shaped structural system decouples the connection relationship between the steel beam and the main beam, so that the main beam spacing and the steel beam spacing are no longer related, which expands the usable scope of the unloading platform and is highly practical; it solves the defect that the unloading platform in the existing steel structure system cannot be used normally under different steel beam spacing systems, reduces equipment and material investment and construction period, achieves the purpose of one-time design and production and long-term use, optimizes the product fixing method, and the unloading platform does not need to be erected on a solid foundation, but can still meet the construction use, which is beneficial to promote its use.

[0007] In an optional embodiment, the straight beam further includes a beam supporting section and a connecting section; one end of the beam supporting section is detachably connected to the middle section, and the other end is detachably connected to the connecting section; the cross bar is parallelly connected to the beam supporting section of the straight beam; and the steel beam is vertically connected to the connecting section of the straight beam.

[0008] In an optional embodiment, it also includes a first beveled section having at least two first fixed sections connected at an angle A; the oblique beam is connected to the straight beam by means of the first beveled section, and at least two of the first fixed sections are respectively connected to the oblique beam and the connecting section; a second beveled section having at least two second fixed sections connected at an angle B; the oblique beam is connected to the main beam by means of the second beveled section, and at least two of the second fixed sections are respectively connected to the oblique beam and the main beam.

[0009] In an optional embodiment, the oblique beam is connected to the straight beam at a connection position with the steel beam.

[0010] In an optional embodiment, it further includes a branch node, wherein one end of the beam supporting section is connected in parallel with the middle section by means of the branch node, and the other end is connected in parallel with the connecting section by means of the branch node; the branch node coincides with the straight beam.

[0011] In an optional embodiment, at least two of the beam support sections are respectively connected to two ends of the middle section.

[0012] In an optional embodiment, it also includes a cantilever frame, which includes at least two square frames and support rods inserted and connected to at least two of the square frames; the steel beam and the straight beam are vertically connected with the help of the cantilever frame, wherein the straight beam passes through at least two of the square frames, and the steel beam is overlapped at the support rods.

[0013] In an optional embodiment, the steel structure further includes a crossbeam, at least two of the steel beams are vertically connected to the crossbeam; the main beam is connected to the crossbeam by means of the cantilever frame, wherein the main beam passes through at least two of the frames, and the crossbeam is overlapped at the support rod.

[0014] In an optional embodiment, the oblique beam is connected to the main beam at a connection position with the cross beam.

[0015] In an optional embodiment, it also includes a protective plate, which is arranged at the edge of the inner extension portion. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a schematic diagram of the coordination between the unloading platform and the steel structure of the utility model;

[0018] Figure 2 It is an enlarged schematic diagram of the A part of the utility model;

[0019] Figure 3 It is an enlarged schematic diagram of the B part of the utility model;

[0020] Figure 4 It is an enlarged schematic diagram of the C portion of the present utility model;

[0021] Figure 5 It is an enlarged schematic diagram of D of the utility model;

[0022] Figure 6 It is an enlarged schematic diagram of the E part of the utility model;

[0023] Figure 7 This is a schematic diagram of fixing the unloading platform and the steel structure of the utility model;

[0024] Figure 8 This is a schematic diagram of the coordination of the main beam, cross beam and cantilever frame of the utility model;

[0025] Fig. 9 It is a schematic diagram of the protective plate of the utility model.

[0026] Description of reference numerals:

[0027] 1. Steel structure; 11. Steel beam; 12. Cross beam; 2. Inner extension; 21. Main beam; 22. Web; 3. Straight beam; 31. Middle section; 32. Beam support section; 33. Connecting section; 4. Inclined beam; 5. Transverse fork section; 51. Cross bar; 52. Longitudinal bar; 6. First oblique angle section; 61. First fixed section; 7. Second oblique angle section; 71. Second fixed section; 8. Branch section; 9. Cantilever frame; 91. Frame; 92. Support rod; 10. Protective plate. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0029] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0032] Combine the following Figures 1 to 9 , describing an embodiment of the utility model.

[0033] According to an embodiment of the utility model, a discharge platform for a multi-span steel structure is provided, comprising: an inner extension 2, adapted to cooperate with a steel structure 1; wherein the inner extension 2 has at least two main beams 21, and a web 22 is sandwiched between at least two main beams 21; the steel structure 1 has at least two steel beams 11, and the main beams 21 are parallel to the steel beams 11; a straight beam 3, vertically connected to the steel beam 11; the straight beam 3 has a detachably connected middle section 31; an inclined beam 4, with two ends They are respectively connected to the straight beam 3 and the main beam 21; the transverse fork section 5 is composed of a transverse rod 51 and a longitudinal rod 52 connected vertically, the transverse rod 51 is connected to the straight beam 3 in parallel, and the longitudinal rod 52 is connected to the main beam 21 in parallel, so that the straight beam 3 is connected to the main beam 21 vertically; wherein the straight beam 3 is vertically connected to the main beam 21 to form a T-shaped force-bearing structure; the straight beam 3 is suitable for exchanging the middle section 31 of the corresponding length according to the spacing between at least two of the steel beams 11.

[0034] The specific usage of the unloading platform and the steel structure 1 is that the straight beam 3 is vertically connected to the steel beam 11 at the steel structure 1, and the straight beam 3 is also vertically connected to the main beam 21 at the inner extension 2 of the unloading platform, so as to obtain a T-shaped structural system; in the T-shaped structural system, the length of the middle section 31 of the straight beam 3 can be changed according to the spacing between the steel beams 11, so that the unloading platform can be connected to the steel structure 1 of each span value. The existing I-shaped structural system makes the connection between the steel beam 11 and the main beam 21 strongly correlated, while the T-shaped structural system decouples the connection relationship between the steel beam 11 and the main beam 21, so that the spacing between the main beam 21 and the spacing between the steel beams 11 are no longer related, and at the same time, the middle section 31 of the straight beam 3 can be replaced, thereby expanding the adaptability of the unloading platform. The scope of use allows a single unloading platform to be adapted to an outer frame steel structure 1 with a variety of steel beams 11 with different spans, meeting the overall installation requirements of the outer frame steel structure 1 and being highly practical; specifically, the connecting section 33 of the straight beam 3 is firmly connected to the steel beam 11 with the aid of a cantilever frame 9, and the beam supporting section 32 of the straight beam 3 is firmly connected vertically to the main beam 21 with the aid of a transverse fork section 5, and the middle section 31, the beam supporting section 32, and the connecting section 33 are firmly connected with the aid of a branch section 8; the inclined beam 4 serves as an auxiliary support for the T-shaped structural system, and is connected to the straight beam 3 and the main beam 21 respectively with the aid of a first bevel section 6 and a second bevel section 7 to form a triangular structure to improve the stability of the straight beam 3; a protective plate 10 is provided at the edge of the unloading platform to ensure the safety of personnel during construction.

[0035] In this embodiment, the straight beam 3 is vertically connected to the main beam 21 by means of the transverse fork section 5 to form a T-shaped structural system, and the length of the middle section 31 of the straight beam 3 can be changed according to the spacing between the steel beams 11, so that a single unloading platform can be adapted to the outer frame steel structure 1 with a variety of steel beams 11 with different spans, meet the overall installation requirements of the outer frame steel structure 1, and realize the recycling of the unloading platform in the construction of a complex and changeable steel structure 1 system, which is highly practical; the T-shaped structural system decouples the connection relationship between the steel beam 11 and the main beam 21, so that the spacing between the main beam 21 and the spacing between the steel beams 11 are no longer related, thereby expanding the usable range of the unloading platform and being highly practical; it solves the defect that the unloading platform in the existing steel structure 1 system cannot be used normally under different steel beam 11 spacing systems, reduces equipment and material investment and construction period, achieves the purpose of one-time design and production and long-term use, optimizes the product fixing method, and the unloading platform does not need to be erected on a solid foundation, but can still meet the construction use, which is beneficial to promote its use.

[0036] Optionally, various transition joints such as the transverse fork joint 5, the first bevel joint 6, the second bevel joint 7, and the branch joint 8 are fixed to the beam bodies such as the steel beam 11, the straight beam 3, and the main beam 21 by means of fasteners, and the fasteners can be bolts to ensure a stable connection.

[0037] In terms of the coordination between the straight beam 3, the steel beam 11 and the main beam 21, the straight beam 3 also includes a beam supporting section 32 and a connecting section 33; one end of the beam supporting section 32 is detachably connected to the middle section 31, and the other end is detachably connected to the connecting section 33; the cross bar 51 is parallelly connected to the beam supporting section 32 of the straight beam 3; the steel beam 11 is vertically connected to the connecting section 33 of the straight beam 3.

[0038] In terms of the coordination between the inclined beam 4, the straight beam 3 and the main beam 21, the unloading platform also includes a first beveled section 6, having at least two first fixed sections 61 connected at an angle A; the inclined beam 4 is connected to the straight beam 3 by means of the first beveled section 6, and at least two of the first fixed sections 61 are respectively connected to the inclined beam 4 and the connecting section 33; a second beveled section 7, having at least two second fixed sections 71 connected at an angle B; the inclined beam 4 is connected to the main beam 21 by means of the second beveled section 7, and at least two of the second fixed sections 71 are respectively connected to the inclined beam 4 and the main beam 21; wherein the sizes of the angle A and the angle B are respectively selected according to the coordination angles of the inclined rod, the straight beam 3 and the main beam 21; further, the inclined beam 4 is connected to the connection position of the straight beam 3 with the steel beam 11, so that the connection is stable.

[0039] In terms of the coordination between the middle section 31, the beam supporting section 32 and the connecting section 33, the unloading platform further comprises a branch section 8, one end of the beam supporting section 32 is connected in parallel with the middle section 31 by means of the branch section 8, and the other end is connected in parallel with the connecting section 33 by means of the branch section 8; the branch section 8 coincides with the straight beam 3, and the middle section 31, the beam supporting section 32 and the connecting section 33 are all in the same straight line section, constituting the straight beam 3; further, at least two of the beam supporting sections 32 are respectively connected to the two ends of the middle section 31, and the middle section 31 is in the middle area of ​​the straight beam 3, so as to facilitate the replacement of the length.

[0040] In terms of the fixing method of the unloading platform and the steel structure 1, the unloading platform also includes a cantilever frame 9, which includes at least two square frames 91 and support rods 92 that are interlaced and connected to at least two of the square frames 91; the steel beam 11 is vertically connected to the straight beam 3 by means of the cantilever frame 9, wherein the straight beam 3 passes through at least two of the square frames 91, and the steel beam 11 is overlapped at the support rods 92; the steel structure 1 also includes a cross beam 12, and at least two of the steel beams 11 are vertically connected to the cross beam 12; the main beam 21 is connected to the cross beam 12 by means of the cantilever frame 9, wherein the main beam 21 passes through at least two of the square frames 91, and the cross beam 12 is overlapped at the support rods 92; further, the inclined beam 4 is connected to the main beam 21 at the connection position with the cross beam 12, so that the connection is stable.

[0041] The unloading platform also includes a protective plate 10, which is arranged at the edge of the inner extension part 2. Except for one side of the inner extension part 2 where people walk, the other three sides of the inner extension part 2 are all protected by the protective plate 10 to ensure construction safety.

[0042] Obviously, the above embodiments are only examples for clear explanation, and are not intended to limit the implementation methods. Although the embodiments of the present utility model are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present utility model, and such modifications and variations are all within the scope defined by the present utility model.

Claims

1. A discharge platform for multi-span steel structures, characterized in that: include: The inner extension part (2) is suitable for cooperating with the steel structure (1); the inner extension part (2) has a main beam (21); A straight beam (3) connected to at least two steel beams (11) of the steel structure (1); An inclined beam (4), the two ends of which are respectively connected to the straight beam (3) and the main beam (21); The transverse fork section (5) is composed of a transverse rod (51) and a longitudinal rod (52) connected vertically; The horizontal bar (51) is connected to the straight beam (3) in parallel, and the longitudinal bar (52) is connected to the main beam (21) in parallel, so that the straight beam (3) is vertically connected to the main beam (21), forming a "T"-shaped force-bearing structure; The straight beam (3) has a detachably connected middle section (31), and is suitable for replacing the middle section (31) of a corresponding length according to the spacing between at least two of the steel beams (11).

2. The unloading platform for multi-span steel structures according to claim 1, characterized in that: The straight beam (3) further comprises a beam support section (32) and a connecting section (33); One end of the beam support section (32) is detachably connected to the middle section (31), and the other end is detachably connected to the connecting section (33); The cross bar (51) is connected in parallel with the beam support section (32) of the straight beam (3); The steel beam (11) is vertically connected to the connecting section (33) of the straight beam (3).

3. The unloading platform for multi-span steel structures according to claim 2, characterized in that: It also includes a first bevel section (6) having at least two first fixing sections (61) connected at an angle A; The inclined beam (4) is connected to the straight beam (3) by means of the first bevel joint (6); At least two of the first fixing sections (61) are respectively connected to the inclined beam (4) and the connecting section (33); A second bevel section (7) having at least two second fixing sections (71) connected at an angle B; The oblique beam (4) is connected to the main beam (21) by means of the second oblique angle joint (7); At least two of the second fixing sections (71) are respectively connected to the oblique beam (4) and the main beam (21).

4. The unloading platform for multi-span steel structures according to claim 3, characterized in that: The inclined beam (4) is connected to the straight beam (3) at a connection position with the steel beam (11).

5. The unloading platform for multi-span steel structures according to claim 2, characterized in that: It also includes a branch section (8), one end of the beam support section (32) is connected in parallel with the middle section (31) by means of the branch section (8), and the other end is connected in parallel with the connecting section (33) by means of the branch section (8); The branch section (8) coincides with the straight beam (3).

6. The unloading platform for multi-span steel structures according to claim 5, characterized in that: At least two of the beam support sections (32) are respectively connected to two ends of the middle section (31).

7. The unloading platform for multi-span steel structures according to claim 1, characterized in that: It also includes a cantilever frame (9), wherein the cantilever frame (9) includes at least two square frames (91), and a support rod (92) interlaced and connected to at least two of the square frames (91); The steel beam (11) is connected to the straight beam (3) by means of the cantilever frame (9); The straight beam (3) passes through at least two of the square frames (91), and the steel beam (11) is overlapped at the support rod (92).

8. The unloading platform for multi-span steel structures according to claim 7, characterized in that: The steel structure (1) further comprises a crossbeam (12), wherein at least two of the steel beams (11) are vertically connected to the crossbeam (12); The main beam (21) and the cross beam (12) are connected by means of the cantilever frame (9); The main beam (21) passes through at least two of the square frames (91), and the cross beam (12) is overlapped at the support rod (92).

9. The unloading platform for multi-span steel structures according to claim 8, characterized in that: The oblique beam (4) is connected to the main beam (21) at a connection position with the cross beam (12).

10. The unloading platform for multi-span steel structures according to claim 1, characterized in that: It also includes a protective plate (10) arranged at the edge of the inner extension part (2).

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