Suspended stair structure of steel structure

Abstract

The utility model discloses a steel structure suspension stair structure which comprises a supporting column, the outer side of the supporting column is fixedly connected with one side of a plurality of suspension stairs, the plurality of suspension stairs surround the outer side of the supporting column in a rotary progressive increase structure, and a connecting platform is fixedly connected between the plurality of suspension stairs. A plurality of connecting platforms are arranged, a plurality of bottom plates are fixedly clamped to the four corners of the outer side of the supporting column, the bottom plates are located under the connecting platforms, and a plurality of spring columns are fixedly connected between the bottom plates and the connecting platforms. The supporting column is arranged at the spiral center of the suspended stair, a point capable of being fixed from the side face is provided for the whole suspended stair, the supporting cross beams, the supporting vertical beams and the like are arranged at the bottom end of the suspended stair, a point capable of being fixed from the bottom end is provided for the whole suspended stair, and the anti-seismic capacity is provided for the suspended stair; and the collapse of the suspended staircase caused by the damage of the suspender is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel structure suspension stair technical field, especially a kind of steel structure suspension stair structure. BACKGROUND

[0002] Stair, as one of the main traffic of vertical traffic and personnel evacuation of building, usually has special stairwell in building, and is arranged structural component: ladder column and ladder beam, more and more building design pursues the utilization of space and the novel of modeling, to show the style of building, suspension stair is more and more favored by architects, widely used in modern architecture.

[0003] Steel structure suspension stair is common in engineering design, and the traditional connecting mode is that ladder unit is connected with upper main structure by suspender bolt, and ladder unit is rigidly connected with lower main structure unit, the force transmission of this connecting mode is not clear, and horizontal constraint is insufficient, which directly leads to that the structure of suspension stair is not stable enough, and the anti-seismic capacity is insufficient, in addition, the downward gravitational potential energy of suspension stair is all transmitted to suspender, once suspender is damaged, it can lead to that the ladder at a certain place directly collapses, which is more dangerous.

[0004] Therefore, the utility model provides a kind of steel structure suspension stair structure. SUMMARY

[0005] The main purpose of the utility model is to provide a kind of steel structure suspension stair structure, by setting support column at the spiral center of suspension stair, a point that can be fixed from side for the whole suspension stair is provided, and support cross beam and support vertical beam are set at the bottom end of suspension stair, a point that can be fixed from bottom for the whole suspension stair is provided, strong anti-seismic capacity is provided for suspension stair, and it is not afraid that suspender is damaged to lead to suspension stair collapse, the problems in the background art can be effectively solved.

[0006] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0007] A kind of steel structure suspension stair structure, including support column, the outside of the support column is fixedly connected with one side of suspension stair, the suspension stair is equipped with multiple, and multiple suspension stairs are around the outside of support column in the form of convoluted increasing structure, multiple suspension stairs are fixedly connected with connecting platform, and the connecting platform is equipped with multiple;

[0008] The outside of the support column is fixedly connected with bottom plate at four corners, the bottom plate is equipped with multiple, the bottom plate is located directly below the connecting platform, and spring column is fixedly connected between the bottom plate and the connecting platform, and the spring column is equipped with multiple.

[0009] Further, one side of the connecting platform is fixedly connected with one end of the mounting steel plate, and the other end of the mounting steel plate is provided in an inclined surface and is fixedly connected with the bottom end of the hanging staircase.

[0010] Further, the mounting steel plate is provided with grooves on the side close to the support column, and the grooves are provided in multiple, and the multiple grooves are used for placing and mounting the support beams.

[0011] Further, one end of the support beam is fixedly connected with one side of the support column, and the support beam is provided in multiple, and the multiple support beams are fixedly connected with one side of the mounting steel plate through bolts.

[0012] Further, the top end of the support beam is fixedly connected with the bottom end of the support vertical beam, the support vertical beam is provided in multiple, and the top end of the multiple support vertical beams is provided in an inclined surface and is fixedly connected with the bottom end of the hanging staircase.

[0013] Further, the top end of the support column is fixedly connected with one end of the hanging plate, the hanging plate is provided in multiple, and the bottom end of the hanging plate is fixedly connected with the top end of the suspender, and the bottom end of the suspender sequentially penetrates through the connecting platform and the bottom plate.

[0014] Further, the bottom end of the suspender is fixedly connected with the top end of the first limiting block, the top end of the first limiting block is fixedly connected with the bottom end of the bottom plate, the outer side of the suspender is sleeved with a second limiting block, and the top end of the second limiting block is fixedly connected with the bottom end of the connecting platform.

[0015] Compared with the prior art, the steel structure hanging staircase structure has the following beneficial effects: the support column is arranged at the spiral center of the hanging staircase, a point that can be fixed from the side is provided for the whole hanging staircase, the support beam and the support vertical beam are arranged at the bottom end of the hanging staircase, a point that can be fixed from the bottom is provided for the whole hanging staircase, and the hanging staircase is provided with strong anti-seismic capability, and is not afraid of the suspender being damaged to cause the hanging staircase to collapse. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the steel structure hanging staircase structure.

[0017] Figure 2 It is a mounting steel plate structure schematic view of the steel structure hanging staircase structure.

[0018] Figure 3 It is a plane structure schematic view of the steel structure hanging staircase structure.

[0019] Figure 4 It is a bottom plate structure schematic view of the steel structure hanging staircase structure.

[0020] In the figure: 1, support column; 2, hanging rod; 3, connecting platform; 4, bottom plate; 5, spring column; 6, mounting steel plate; 7, suspended stair; 8, hanging plate; 9, groove; 10, bolt; 11, support beam; 12, support vertical beam; 13, first limiting block; 14, second limiting block. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0022] As Figures 1-4 shown in the figure, a steel structure suspended stair structure, including support column 1, the outer side of the support column 1 is fixedly connected with one side of the suspended stair 7, the suspended stair 7 is provided with multiple, and multiple suspended stairs 7 are arranged in a spiral increasing structure around the outer side of the support column 1, multiple suspended stairs 7 are fixedly connected with the connecting platform 3, and the connecting platform 3 is provided with multiple;

[0023] The outer side of the support column 1 is fixedly connected with the bottom plate 4 at four corners, the bottom plate 4 is provided with multiple, the bottom plate 4 is located directly below the connecting platform 3, the spring column 5 is fixedly connected between the bottom plate 4 and the connecting platform 3, and the spring column 5 is provided with multiple; one side of the connecting platform 3 is fixedly connected with one end of the mounting steel plate 6, and the other end of the mounting steel plate 6 is provided in an inclined manner and is fixedly connected with the bottom end of the suspended stair 7;

[0024] The mounting steel plate 6 is provided with multiple grooves 9 on the side close to the support column 1, and the multiple grooves 9 are used for placing and mounting the support beam 11; one end of the support beam 11 is fixedly connected with one side of the support column 1, and the support beam 11 is provided with multiple, and the multiple support beams 11 are fixedly connected with one side of the mounting steel plate 6 through the bolt 10;

[0025] The top end of the support beam 11 is fixedly connected with the bottom end of the support vertical beam 12, the support vertical beam 12 is provided with multiple, and the top end of the multiple support vertical beams 12 is provided in an inclined manner and is fixedly connected with the bottom end of the suspended stair 7; the top end of the support column 1 is fixedly connected with one end of the hanging plate 8, the hanging plate 8 is provided with multiple, and the bottom end of the hanging plate 8 is fixedly connected with the top end of the hanging rod 2, and the bottom end of the hanging rod 2 sequentially passes through the connecting platform 3 and the bottom plate 4;

[0026] The bottom end of the hanging rod 2 is fixedly connected with the top end of the first limiting block 13, the top end of the first limiting block 13 is fixedly connected with the bottom end of the bottom plate 4, the outer side of the hanging rod 2 is sleeved with the second limiting block 14, and the top end of the second limiting block 14 is fixedly connected with the bottom end of the connecting platform 3.

[0027] It needs to be explained that the utility model is a kind of steel structure suspension stair structure, first all suspension stair 7 one side is in the form of convoluted increasing and is fixedly connected with the outside of support column 1, and make the corner of connecting platform 3 fixedly connect in the corner of support column 1, make connecting platform 3 be located in the just above of bottom plate 4, the top end of spring column 5 is fixedly connected with the bottom end of connecting platform 3, and make the inclined plane end of mounting steel plate 6 is fixedly connected with the bottom end of suspension stair 7, subsequently, suspender 2 is sequentially passed through connecting platform 3 and bottom plate 4, and the bottom end of suspender 2 is fixedly connected with the top end of first limiting block 13, subsequently, again through the second limiting block 14 sleeve connection in the outside of suspender 2, and the second limiting block 14 is fixedly connected with the bottom end of connecting platform 3, finally, multiple support cross beams 11 are installed in the recess 9 of mounting steel plate 6 by bolt 10 clamping, make the top end of support vertical beam 12 is fixedly connected with the bottom end of suspension stair 7, like this, a stable anti-seismic steel structure suspension stair is formed.

[0028] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A steel suspended staircase structure, comprising a support column (1), characterized in that, The outer side of the support column (1) is fixedly connected to one side of the suspended staircase (7). The suspended staircase (7) is provided in multiple locations, and the multiple suspended staircases (7) are arranged in a spiral increasing structure around the outer side of the support column (1). The multiple suspended staircases (7) are fixedly connected to each other by a connecting platform (3). The connecting platform (3) is provided in multiple locations. The support column (1) has a base plate (4) fixedly attached to its four outer corners. The base plate (4) has multiple locations. The base plate (4) is located directly below the connecting platform (3). A spring column (5) is fixedly connected between the base plate (4) and the connecting platform (3). The spring column (5) has multiple locations.

2. The steel structure suspended staircase structure according to claim 1, characterized in that: One side of the connecting platform (3) is fixedly connected to one end of the mounting steel plate (6), and the other end of the mounting steel plate (6) is set at an angle and fixedly connected to the bottom end of the suspended staircase (7).

3. A steel structure suspended staircase structure according to claim 2, characterized in that: The mounting steel plate (6) has a groove (9) on the side near the support column (1). There are multiple grooves (9) for placing and installing the support beam (11).

4. A steel structure suspended staircase structure according to claim 3, characterized in that: One end of the supporting beam (11) is fixedly connected to one side of the supporting column (1). The supporting beam (11) is provided in multiple places, and the supporting beam (11) is fixedly connected to one side of the mounting steel plate (6) by bolts (10).

5. A steel structure suspended staircase structure according to claim 4, characterized in that: The top of the supporting crossbeam (11) is fixedly connected to the bottom of the supporting vertical beam (12). The supporting vertical beam (12) is provided in multiple places, and the top of the supporting vertical beam (12) in multiple places is set at an angle and fixedly connected to the bottom of the suspended staircase (7).

6. A steel structure suspended staircase structure according to claim 1, characterized in that: The top of the support column (1) is fixedly connected to one end of the hanging plate (8). The hanging plate (8) has multiple locations, and the bottom of the hanging plate (8) is fixedly connected to the top of the hanging rod (2). The bottom of the hanging rod (2) passes through the connecting platform (3) and the base plate (4) in sequence.

7. A steel structure suspended staircase structure according to claim 6, characterized in that: The bottom end of the boom (2) is fixedly connected to the top end of the first limiting block (13), the top end of the first limiting block (13) is fixedly connected to the bottom end of the base plate (4), and a second limiting block (14) is sleeved on the outside of the boom (2), the top end of the second limiting block (14) is fixedly connected to the bottom end of the connecting platform (3).

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