CN219219377U

CN219219377U - Embedded part structure of overhanging steel structure stair

Info

Publication number: CN219219377U
Application number: CN202223452273.9U
Authority: CN
Inventors: 李亚运
Original assignee: China Construction International Urban Construction Co ltd
Current assignee: China Construction International Urban Construction Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-20
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses an embedded part structure of an overhanging steel structure stair, which comprises an embedded steel plate, a square supporting steel column A, a square supporting steel column B, a steel structure platform and a square stair steel column; the embedded steel plate is embedded in the weighing wall, the square supporting steel column A is welded on one side of the embedded steel plate, the square supporting steel column B and the square supporting steel column A are horizontally welded on the other side of the embedded steel plate, the steel structure platform is fixed on the square supporting steel column A and the square supporting steel column B, and the square stair steel column is welded on the side of the steel structure platform; through setting up the long steel column of square cavity with two long limits of steel construction platform, make steel construction platform can overlap establish on square support steel column A, square support steel column B, only need two square stair steel column welding in the time of the construction in two steel construction platform both sides about, greatly reduced welding number of times, improve the efficiency of construction, the cost is reduced.

Description

Embedded part structure of overhanging steel structure stair

Technical Field

The utility model relates to the field of buildings, in particular to an embedded part structure of a cantilever steel structure stair.

Background

At present, the indoor steel stairway is widely applied to modern industrial plants and office buildings due to small occupied area, short construction period, economy and practicability. However, the design of the existing steel stairway is basically supported by the existing atlas, steel column members are relatively more, modeling is traditional, field welding is more, and the utilization rate of the lower part of the stairway is not high.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide an embedded part structure of a cantilever steel structure stair, which reduces the construction of steel columns as much as possible on the premise of ensuring the safety of the steel structure stair, so that the utilization rate below the stair is increased and the overall attractiveness is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the embedded part structure of the overhanging steel structure stair comprises an embedded steel plate, a square supporting steel column A, a square supporting steel column B, a steel structure platform and a square stair steel column; the embedded steel plate is embedded in the weighing wall, the square supporting steel column A is welded on one side of the embedded steel plate, the square supporting steel column B and the square supporting steel column A are horizontally welded on the other side of the embedded steel plate, the steel structure platform is fixed on the square supporting steel column A and the square supporting steel column B, and the square stair steel column is welded on the side of the steel structure platform.

As preferable in the utility model, the steel structure platform comprises square hollow long steel columns, square short steel columns and platform inner support columns; square long steel column both ends welding has square short steel column, the inside support column welding of platform is in square long steel column inboard and square short steel column parallel.

As the preferable mode of the utility model, the two ends of the square hollow long steel column are provided with the connecting hole A, the connecting hole B, the connecting hole C and the connecting hole D, and the hollow holes in the square hollow long steel column are sleeved on the square supporting steel column A and the square supporting steel column B.

As preferable mode of the utility model, the two ends of the square supporting steel column A are provided with a connecting hole E and a connecting hole F.

As preferable mode of the utility model, the two ends of the square supporting steel column B are provided with a connecting hole G and a connecting hole H.

In a preferred embodiment of the present utility model, the connection holes a and E, the connection holes B and F, the connection holes C and G, and the connection holes D and H are overlapped with each other and fixed by bolts.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the two long sides of the steel structure platform are provided with the square hollow long steel columns, so that the steel structure platform can be sleeved on the square supporting steel column A and the square supporting steel column B, and only two square stair steel columns are welded on the two sides of the upper steel structure platform and the lower steel structure platform during construction, so that the welding times are greatly reduced, the construction efficiency is improved, and the cost is reduced.

2. According to the utility model, the embedded steel plate is placed in the bearing wall, the square supporting steel column is used for guiding the acting force born by the steel structure stair to the embedded steel plate in the wall, the acting force is dispersed into the bearing wall with the corresponding area due to the large area of the steel plate, so that the stability of the stair can be ensured, the steel structure upright post is not required to be arranged below the stair, and the space below the stair is liberated.

3. According to the utility model, the connecting holes A and E, the connecting holes B and F, the connecting holes C and G, and the connecting holes D and H are overlapped with each other and fixed by bolts, so that the connection between the steel structure platform and the square hollow long steel column is stable without welding, the operation is simple and safe, and the installation is convenient.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic view of the overall planar structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the embedded steel plate of the utility model;

fig. 4 is an enlarged schematic view of the steel structure platform according to the present utility model.

In the figure: 1. embedding a steel plate; 2. square support steel column A; 3. square support steel column B; 4. a steel structure platform; 5. square stair steel column; 6. square hollow long steel column; 7. square short steel column; 8. a support column inside the platform; 9. a connecting hole A; 10. a connecting hole B; 11. a connection hole C; 12. a connection hole D; 13. a hollow hole; 14. a connection hole E; 15. a connection hole F; 16. a connection hole G; 17. a connection hole H; 18. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the utility model provides an embedded part structure of an overhanging steel structure stair, which comprises an embedded steel plate 1, a square supporting steel column A2, a square supporting steel column B3, a steel structure platform 4 and a square stair steel column 5; the embedded steel plate 1 is embedded in the weighing wall, the square supporting steel column A2 is welded on one side of the embedded steel plate 1, the square supporting steel column B3 and the square supporting steel column A2 are horizontally welded on the other side of the embedded steel plate 1, the steel structure platform 4 is fixed on the square supporting steel column A2 and the square supporting steel column B3, and the square stair steel column 5 is welded on the side of the steel structure platform 4.

Referring to fig. 1 and 2, hollow holes 13 in the square hollow long steel column 6 are sleeved on the square support steel column A2 and the square support steel column B3.

Through setting the two long sides of steel construction platform 4 to square cavity long steel column 6, make steel construction platform 4 can overlap and establish on square support steel column A2, square support steel column B3, only need two square stair steel columns 5 welding in the time of the construction in upper and lower two steel construction platform 4 both sides, significantly reduced the welding number of times, improve the efficiency of construction, the cost is reduced.

Referring to fig. 1, 2 and 3, the embedded steel plate 1 is embedded in the weighing wall, the square support steel column A2 is welded on one side of the embedded steel plate 1, and the square support steel column B3 and the square support steel column A2 are welded on the other side of the embedded steel plate 1 in a horizontal direction.

Through putting into the bearing wall with pre-buried steel sheet 1, by square support steel column with the effect that steel construction stair bore on leading-in wall pre-buried steel sheet 1, because the steel sheet area is big, with the stability of effort dispersion can be guaranteed to the bearing wall of corresponding area in, need not to set up the steel construction stand in the stair below, liberated the space of stair below.

Referring to fig. 1, 3 and 4, the connection holes A9 and E14, the connection holes B10 and F15, the connection holes C11 and G16, and the connection holes D12 and H17 are overlapped two by two and fixed by bolts 18.

Through with connecting hole A9 and connecting hole E14, connecting hole B10 and connecting hole F15, connecting hole C11 and connecting hole G16, connecting hole D12 and connecting hole H17 two by two coincide by bolt 18 fixed, need not to weld and can make the connection between steel construction platform and the square long steel column of cavity stable, easy operation safety, simple to operate.

Application method

The working principle and the using flow of the utility model are as follows: when the bearing wall is poured, the embedded steel plates are placed into the bearing wall and fused with the bearing wall into a whole, then the prefabricated square hollow long steel columns on two sides of the steel structure platform are sleeved on the square supporting steel columns A and B, the connecting holes A and E are pushed in, the connecting holes B and F are overlapped with the connecting holes C and G, the connecting holes D and H in pairs, the embedded steel plates are fixed by bolts, finally the square stair steel columns are welded on the side edges of the steel structure platform, a section of overhanging steel structure stairs can be completed, and the process is repeated to connect the upper floor and the lower floor.

It is noted that 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an embedded part structure of steel construction stair encorbelments which characterized in that: the steel structure comprises an embedded steel plate (1), a square supporting steel column A (2), a square supporting steel column B (3), a steel structure platform (4) and a square stair steel column (5); the embedded steel plate (1) is embedded in the weighing wall, the square supporting steel column A (2) is welded on one side of the embedded steel plate (1), the square supporting steel column B (3) and the square supporting steel column A (2) are horizontally welded on the other side of the embedded steel plate (1), the steel structure platform (4) is fixed on the square supporting steel column A (2) and the square supporting steel column B (3), and the square stair steel column (5) is welded on the side of the steel structure platform (4).

2. The embedded part structure of the overhanging steel structure stair according to claim 1, wherein: the steel structure platform (4) comprises square hollow long steel columns (6), square short steel columns (7) and platform inner support columns (8); square short steel column (7) are fixed with square long steel column (6) both ends, inside support column (8) of platform is fixed in square long steel column (6) inboard and square short steel column (7) parallel.

3. The embedded part structure of the overhanging steel structure stair according to claim 2, wherein: connecting holes A (9), connecting holes B (10), connecting holes C (11) and connecting holes D (12) are formed in two ends of the square hollow long steel column (6), and hollow holes (13) in the square hollow long steel column (6) are sleeved on the square support steel column A (2) and the square support steel column B (3).

4. The embedded part structure of the overhanging steel structure stair according to claim 1, wherein: and connecting holes E (14) and F (15) are formed at two ends of the square supporting steel column A (2).

5. The embedded part structure of the overhanging steel structure stair according to claim 1, wherein: and connecting holes G (16) and H (17) are formed in two ends of the square supporting steel column B (3).

6. A steel construction stair of encorbelmenting's built-in fitting structure according to claim 3, wherein: the connecting holes A (9) and E (14), the connecting holes B (10) and F (15), the connecting holes C (11) and G (16), and the connecting holes D (12) and H (17) are overlapped in pairs and fixed by bolts (18).