Cantilever hanging bracket for installing rotating steel stairs

Abstract

The utility model relates to the technical field of hanging brackets, and particularly discloses a cantilever hanging bracket for installing a rotating steel stair, which comprises a base, at least two groups of counterweight units arranged on the base, a steel pipe stand column installed on the base, and at least two groups of supporting units detachably installed in the middle of the steel pipe stand column. A suspension arm unit is detachably installed on the upper portion of the steel pipe stand column, the suspension arm unit is rotatably arranged on the steel pipe stand column, and an elevator is installed on the suspension arm unit; according to the cantilever hanging bracket, the base is installed on the ground, the base is more stable through the balance weight unit, meanwhile, the steel pipe stand column is supported and fixed through the supporting unit, collapse is prevented, the structure is more stable, materials are lifted through the rotating hanging arm unit and the elevator, and constructors can conveniently take the materials to weld and rotate the steel stairs; the construction process is more time-saving and labor-saving, the construction efficiency is higher, the supporting unit, the suspension arm unit and the balance weight unit can be detached, and the whole assembly is more convenient compared with a scaffold.

Description

Technical Field

[0001] The utility model relates to the technical field of hanging brackets, specifically, especially a cantilever hanging bracket for the installation of a rotating steel staircase. Background Art

[0002] In the decoration industry, for the construction operation of a rotating steel staircase from the first floor to the second floor, the rotating steel staircase is constructed by welding steel plates. During the construction process, the steel plates need to be manually carried, and the rotating steel staircase construction requires carrying and welding within a 360-degree range. After reaching a certain height, manual carrying is time-consuming and laborious. Even scaffolding needs to be erected, and construction workers often need to climb on the scaffolding to carry materials, resulting in a relatively high labor intensity for construction workers and being time-consuming and laborious. Content of the Utility Model

[0003] In order to overcome the defects existing in the prior art, the utility model provides a cantilever hanging bracket for the installation of a rotating steel staircase, aiming to solve the above technical problems.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a cantilever hanging bracket for the installation of a rotating steel staircase, including a base, at least two groups of counterweight units are arranged on the base, a steel pipe column is installed on the base, at least two groups of support units are detachably installed in the middle of the steel pipe column, a boom unit is detachably installed on the upper part of the steel pipe column, the boom unit is rotatably arranged on the steel pipe column, and a hoist is installed on the boom unit.

[0005] In the above-mentioned cantilever hanging bracket for the installation of a rotating steel staircase, at least two groups of the counterweight units both include connecting rods installed on the base, and a plurality of counterweight blocks are sleeved on the connecting rods.

[0006] In the above-mentioned cantilever hanging bracket for the installation of a rotating steel staircase, at least two groups of the support units both include transverse struts, a first connecting ring sleeve is installed in the middle of the steel pipe column, a first insertion rod corresponding to the transverse strut is arranged on one side of the first connecting ring sleeve, one end of the transverse strut is inserted into the first insertion rod, and a vertical strut supporting on the ground is detachably installed at the other end of the transverse strut.

[0007] In the above-mentioned cantilever hanging bracket for the installation of a rotating steel staircase, a second connecting ring sleeve is sleeved on the vertical strut, a second insertion rod is arranged on one side of the second connecting ring sleeve, and the second insertion rod is inserted into the other end of the transverse strut.

[0008] In the above-mentioned cantilever hanging bracket for the installation of a rotating steel staircase, upper bearings and lower bearings are respectively installed on the upper part of the steel pipe column. One side of the upper bearing and the lower bearing is connected through a connecting seat. On the other side of the upper bearing, there is a square pipe socket. One end of the boom unit is inserted into the square pipe socket, and the boom unit is connected to the connecting seat so that the boom unit can rotate around the steel pipe column.

[0009] In the above-mentioned cantilever hanging bracket for the installation of a rotating steel staircase, the boom unit includes a square pipe. The hoist is installed at one end of the square pipe. At the other end of the square pipe, there is a vertical pipe. The vertical pipe is inserted into the square pipe socket. On one side of the vertical pipe, there is a triangular bracket installed at the lower end of the square pipe. The steel pipe column is located between the vertical pipe and the triangular bracket. On one side of the triangular bracket close to the connecting seat, there are bolt holes, and bolts are inserted and installed in the bolt holes to connect the triangular bracket to the connecting seat through the bolts.

[0010] The beneficial effects of the present utility model are as follows: By installing a base on the ground and using a counterweight unit to make the base more stable, and at the same time using a support unit to support and fix the steel pipe column to prevent collapse, the structure is more stable. Then, the rotatable boom unit on the upper part of the steel pipe column is used for material transportation with a large turning angle, and the materials are lifted by the hoist. Therefore, there is no need to erect a scaffolding. Only by rotating the boom unit and lifting the materials by the hoist, the construction workers can conveniently take the materials for welding the rotating steel staircase. The construction process is more time-saving and labor-saving, and the construction efficiency is higher. Moreover, the support unit, the boom unit and the counterweight unit can all be disassembled, and the overall assembly is more convenient than the scaffolding. Description of the Drawings

[0011] Figure 1 It is a schematic structural diagram of the state of the rotating steel staircase and the cantilever hanging bracket.

[0012] Figure 2 It is a schematic side view structural diagram of the cantilever hanging bracket of the present utility model.

[0013] Figure 3 It is a schematic structural diagram of the base and the steel pipe column.

[0014] Figure 4 It is a schematic structural diagram of the support unit.

[0015] Figure 5 It is a schematic structural diagram of the boom unit.

[0016] In the figure: base 1, connecting rod 2, counterweight 3, steel pipe column 4, support unit 5, boom unit 6, hoist 7, first connecting ring sleeve 8, first inserting rod 9, upper bearing 10, lower bearing 11, connecting seat 12, square pipe socket 13, vertical strut 14, second connecting ring sleeve 15, horizontal strut 16, square pipe 17, vertical pipe 18, bolt hole 19, tripod 20, rotating steel staircase 21. Specific embodiments

[0017] The following further describes the specific embodiments of the present invention with reference to the accompanying drawings. It should be noted here that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation to the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0018] Combined with Figures 1 to 5 A cantilever hanging bracket for the installation of a rotating steel staircase as shown, including a base 1, the base 1 is placed in the middle position of the rotating steel staircase 21, that is to say, the rotating steel staircase 21 is constructed around the base 1. There are two groups of counterweight units arranged on the base 1. A steel pipe column 4 is installed on the base 1. Two groups of support units 5 are detachably installed in the middle of the steel pipe column 4. A boom unit 6 is detachably installed on the upper part of the steel pipe column 4. The boom unit 6 is rotatably arranged on the steel pipe column 4. A hoist 7 is installed on the boom unit 6; in this embodiment, by installing the base 1 on the ground, the base 1 is made more stable by using the counterweight unit. At the same time, the steel pipe column 4 is supported and fixed by the support unit 5 to prevent collapse, and the structure is more stable. Then, the 360-degree rotating boom unit 6 on the upper part of the steel pipe column 4 is used to transport materials, and the materials are lifted by the hoist 7. Therefore, there is no need to erect a scaffolding. Only by rotating the boom unit 6 and lifting the materials by the hoist 7, the construction workers can conveniently take the materials for welding the rotating steel staircase 21. The construction process is more time-saving and labor-saving, and the construction efficiency is higher. Moreover, the support unit 5, the boom unit 6 and the counterweight unit can all be disassembled, and the overall assembly is more convenient than the scaffolding.

[0019] Both of the two groups of counterweight units in this embodiment include a connecting rod 2 installed on the base 1, and a plurality of counterweight blocks 3 are sleeved on the connecting rod 2 to prevent the counterweight blocks 3 from detaching from the base 1. The base 1 in this embodiment can be a steel plate. The steel pipe column 4 can be welded to the steel plate, or a steel column seat can be provided on the steel plate, and then the steel pipe column 4 is installed on the steel column seat by bolts.

[0020] Such as Figure 3As shown, the two groups of support units 5 in this embodiment both include transverse struts 16. A first connecting ring sleeve 8 is installed in the middle of the steel pipe column 4. One side of the first connecting ring sleeve 8 is provided with a first inserting rod 9 corresponding to the transverse strut 16. One end of the transverse strut 16 is inserted into the first inserting rod 9, and the other end of the transverse strut 16 is detachably installed with a vertical strut 14 supported on the ground. After the transverse strut 16 is inserted into the first inserting rod 9, it can be further fixed by bolts. Moreover, after the first connecting ring sleeve 8 is sleeved on the steel pipe column 4, it is fixed by bolts, making its structure more stable, and the overall structure is convenient to disassemble, so as to be disassembled from the site after the construction is completed.

[0021] A second connecting ring sleeve 15 is sleeved on the vertical strut 14 in this embodiment. One side of the second connecting ring sleeve 15 is provided with a second inserting rod, and the second inserting rod is inserted into the other end of the transverse strut 16; the second connecting ring sleeve 15 and the vertical strut 14 can also be fixed by bolts, and the second inserting rod and the transverse strut 16 can also be fixed by bolts, making the overall structure stable. Moreover, the top views of the two groups of support units 5 and the steel pipe column 4 are distributed in a triangular shape, making the whole more stable and having better supporting force.

[0022] Combined Figure 3 with Figure 5 , upper bearings 10 and lower bearings 11 are respectively installed on the upper part of the steel pipe column 4 in this embodiment. One side of the upper bearing 10 and the lower bearing 11 is connected by a connecting seat 12. The other side of the upper bearing 10 is provided with a square pipe socket 13. One end of the boom unit 6 is inserted into the square pipe socket 13, and the boom unit 6 is connected to the connecting seat 12 so that the boom unit 6 can rotate around the steel pipe column 4; the boom unit 6 can rotate on the steel pipe column 4 through the upper bearing 10 and the lower bearing 11. Construction workers can pull the materials according to the actual situation without the need to carry them, reducing the labor intensity.

[0023] The boom unit 6 in this embodiment includes a square pipe 17. A hoist 7 is installed at one end of the square pipe 17. The other end of the square pipe 17 is provided with a vertical pipe 18. The vertical pipe 18 is inserted into the square pipe socket 13 and then fixed by bolts. One side of the vertical pipe 18 is provided with a triangular frame 20 installed at the lower end of the square pipe 17. The steel pipe column 4 is located between the vertical pipe 18 and the triangular frame 20. One side of the triangular frame 20 close to the connecting seat 12 is provided with a bolt hole 19, and a bolt is inserted through the bolt hole 19 to connect the triangular frame 20 with the connecting seat 12; the end of the square pipe 17 is inserted into the square pipe socket 13, and with the fixation of the triangular frame 20, the load-bearing performance of the entire boom unit 6 is better, and it is convenient for disassembly and assembly, improving the construction efficiency.

[0024] The embodiments of the present utility model have been described in detail in conjunction with the accompanying drawings, but the present utility model is not limited to the described embodiments. For those skilled in the art, without departing from the principle and spirit of the present utility model, various changes, modifications, substitutions, and variations made to these embodiments still fall within the protection scope of the present utility model.

Claims

1. A cantilever hanger for installing a spiral steel staircase, comprising a base (1), characterized in that: At least two groups of counterweight units are arranged on the base (1), a steel pipe column (4) is installed on the base (1), at least two groups of support units (5) are detachably installed in the middle of the steel pipe column (4), a boom unit (6) is detachably installed on the upper part of the steel pipe column (4), the boom unit (6) is rotatably arranged on the steel pipe column (4), and a hoist (7) is installed on the boom unit (6).

2. A cantilever hanger for installing a spiral steel staircase according to claim 1, characterized in that: At least two groups of the counterweight units each comprise a connecting rod (2) mounted on a base (1), and a plurality of counterweight blocks (3) are sleeved on the connecting rod (2).

3. The cantilever hanger for installing a spiral steel staircase according to claim 1, characterized in that: At least two groups of the support units (5) each include a transverse support rod (16); a first connecting ring sleeve (8) is installed in the middle of the steel pipe column (4); a first insertion rod (9) corresponding to the transverse support rod (16) is arranged on one side of the first connecting ring sleeve (8); one end of the transverse support rod (16) is inserted into the first insertion rod (9); and the other end of the transverse support rod (16) is detachably installed with a vertical support rod (14) supported on the ground.

4. A cantilever hanger for installation of a spiral steel staircase according to claim 3, characterized in that: The upper part of the vertical support rod (14) is sleeved with a second connecting sleeve (15), one side of the second connecting sleeve (15) is provided with a second plugging rod, and the second plugging rod is plugged into the other end of the transverse support rod (16).

5. The cantilever hanger for installing a spiral steel staircase according to claim 1, characterized in that: An upper bearing (10) and a lower bearing (11) are respectively installed on the upper part of the steel pipe column (4); one side of the upper bearing (10) and the lower bearing (11) are connected via a connecting seat (12); the other side of the upper bearing (10) is provided with a square tube socket (13); one end of the boom unit (6) is plugged into the square tube socket (13), and the boom unit (6) is connected to the connecting seat (12) so that the boom unit (6) can rotate around the steel pipe column (4).

6. A cantilever hanger for installation of a spiral steel staircase according to claim 5, characterized in that: The boom unit (6) comprises a square tube (17), the hoist (7) is mounted on one end of the square tube (17), a vertical tube (18) is arranged at the other end of the square tube (17), the vertical tube (18) is plugged into the square tube socket (13), a tripod (20) is arranged on one side of the vertical tube (18) and is mounted on the lower end of the square tube (17), the steel tube column (4) is located between the vertical tube (18) and the tripod (20), a bolt hole (19) is arranged on one side of the tripod (20) close to the connecting seat (12), a bolt is inserted into the bolt hole (19), and the tripod (20) is connected to the connecting seat (12) by the bolt.

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