Height-adjustable continuous climbing step type stair operation platform

Abstract

A height-adjustable continuous climbing step type stair operation platform is characterized in that a fixed outer sleeve support (5) is mounted at the top of a short main truss through a fixing bolt (4), and a telescopic inner truss (6) is mounted at the top of a long main truss through a fixing bolt (4); a plurality of S-shaped step main inclined frame beams (2) are installed between the short main truss and the long main truss through fixing bolts (4), and step plates (3) are welded between the two step main inclined frame beams (2) in advance. And the step plates (3) and the step main inclined frame beams (2) form a step type stair. Hoisting equipment is used for placing the platform stair on a working face, operators on the main trusses (1) and the step main inclined frame beams (2) can go up and down the working face from the stair platform, and under the condition that the stair platform is not used, the stair platform can be disassembled after being hoisted out of the working face, and repeated use can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to an adjustable height continuous climbing stepping type staircase operating platform. Background Art

[0002] In traditional buildings with assembly rate requirements, when the cast-in-place wall and column components cannot be installed in time with the prefabricated stairs to the working surface during the formwork installation construction, construction workers need to set up a temporary walkway in the stairwell to the upper working surface when constructing the upper working surface.

[0003] Traditional walkways are mostly made of steel pipes, which are easily deformed when hoisted and require frequent erection. They cannot achieve continuous climbing to multiple floors, and cannot be adjusted in height or span according to the floor height. Utility Model Content

[0004] In order to solve the problems existing in the above-mentioned prior art, the utility model provides a stair operating platform, which, after being assembled, forms an integral adjustable height continuous climbing step type stair operating platform, so as to achieve angle and height adjustment for different floor heights. The platform stairs are placed on the working surface using hoisting equipment, and the operators on the main truss 1 and the main inclined beam 2 of the step can go up and down the working surface from the stair platform. When not in use, the stair platform can be disassembled after being hoisted out of the working surface for repeated use.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A height-adjustable continuous-climbing step-type staircase operating platform comprises four main trusses 1 arranged in a vertical shape, the four main trusses 1 comprising a short main truss on the left and a long main truss on the right, a fixed outer sleeve support 5 is installed on the top of the short main truss through a fixing bolt 4 with a diameter of 8 mm, and a telescopic inner truss 6 is installed on the top of the long main truss through a fixing bolt 4 with a diameter of 8 mm; the left end of the telescopic inner truss 6 is inserted into the right end of the fixed outer sleeve support 5, and the connection between the two is locked and fixed by a fixing bolt 4 with a diameter of 8 mm; the short main truss and the long main truss are connected to form a main frame through the fixed outer sleeve support 5 and the telescopic inner truss 6; a plurality of S-shaped step main diagonal frame beams 2 are installed between the short main truss and the long main truss through the fixing bolt 4 with a diameter of 8 mm, and a tread plate 3 is pre-welded between two step main diagonal frame beams 2; the tread plate 3 and the step main diagonal frame beams 2 form a step-type staircase.

[0007] The utility model also has the following additional technical features:

[0008] As a further specific optimization of the technical solution of the utility model: a layer of anti-collision rubber strip is attached and wrapped on the outer side of the main truss 1, and the anti-collision rubber strip can prevent the main truss 1 from being bumped and deformed during hoisting.

[0009] As a further specific optimization of the technical solution of the utility model: a stair handrail 7 is installed on the outer side of the main inclined step beam 2 through a handrail fixing support 8.

[0010] As a further specific optimization of the technical solution of the utility model: a conversion platform 9 of each section is arranged and installed at the connection between the main inclined step beam 2 and the main truss 1.

[0011] As a further specific optimization of the technical solution of the utility model: each main truss 1 is assembled from a top main truss 102 and a bottom main truss 101 , and the bottom of the top main truss 102 is inserted into the top of the bottom main truss 101 .

[0012] As a further specific optimization of the technical solution of the utility model: the bottom of the top main truss 102 is an extended inner sleeve with a diameter of 50 mm; the top of the bottom main truss 101 is a sleeved round tube with a diameter of 40 mm.

[0013] As a further specific optimization of the technical solution of the utility model: the material model of the main truss 1 is a square tube of 100*50*5mm; the material model of the main diagonal frame beam 2 of the step is a galvanized C-shaped steel of 140*50*5mm; the material model of the step plate 3 is a 1.2mm thick patterned steel plate; the material model of the fixed outer sleeve support 5 is a square tube of 5*60*60mm; the material model of the telescopic inner truss 6 is a square tube of 50*50*5mm.

[0014] As a further specific optimization of the technical solution of the utility model: the material model of the stair handrail 7 is a SC30mm square tube; the material model of the handrail fixing support 8 is a 40*40mm square tube.

[0015] Compared with the traditional operating platform, it is relatively simple, reusable, disassembled, convenient for lifting, safe, reduces the danger of personnel going up and down the working surface, and facilitates the installation and removal of various templates in the stairwell. Specifically, compared with the existing technology, the utility model has the following advantages:

[0016] Advantages 1. Safety: In buildings with assembly rate requirements, when cast-in-place wall and column components cannot be installed with prefabricated stairs to the working surface during formwork installation construction, this step-type staircase operating platform is easy to assemble and hoisted in one piece, ensuring that workers can go up and down each floor safely and efficiently.

[0017] Advantage 2: In terms of material cost: This height-adjustable continuous climbing step-type staircase operating platform is assembled from the main truss 1 column, the main inclined frame beams 2 on both sides of the steps, patterned steel plates, square tubes, bolts and loose-leaf. The components and accessories of the operating platform are all assembleable and detachable components; while achieving safe access for people to go up and down floors, it achieves energy saving and low carbon, and achieves the advantages of greening and repeated reuse.

[0018] Advantage 3, in terms of quality: This adjustable height continuous climbing step-type staircase operating platform is an integrated assembly hoisting, which can be telescopically adjusted to achieve functions such as different floor heights and angle adjustments, and multi-floor assembly continuous extensions; and it is convenient for the reinforcement, installation and removal of various cast-in-place formworks in the stairwell to ensure the quality of the concrete entity. During the construction of cast-in-place wall columns, floor rest platforms and other components during the template installation, concrete pouring and other construction operations, when the prefabricated stairs cannot be installed to the upper working surface in time, this step-type staircase operating platform is assembled and hoisted in an integrated manner, which can facilitate all kinds of operators to go up and down the floors safely and efficiently, thereby greatly improving construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a model diagram of an adjustable height continuous stepping staircase operating platform;

[0020] Figure 2 To achieve different staircase heights, bay heights, and angle adjustment diagrams for the telescopic base, fixed supports, and fixed nuts;

[0021] Figure 3 M8 fixing bolts + adjustable concave slots are used to achieve different staircase heights, bay heights, and angle adjustment diagrams;

[0022] Figure 4 The upper fixed outer cover support, telescopic inner truss and inclined truss fastening bolts are used to achieve the floor height and angle adjustment diagram;

[0023] Figure 5 To realize multi-storey continuous extension by extending the inner sleeve and the extendable main truss 1;

[0024] Figure 6 To achieve the lengthening and leveling diagram by fixing the adjustable gasket and the 5cm adjustable bolt group inside and outside the lengthening main truss 1;

[0025] Figure 7 This is the operating principle diagram of the height-adjustable continuous-climbing step-type stair operating platform;

[0026] Figure 8 It is a side view of the operating platform of the height-adjustable continuous-step staircase;

[0027] Fig. 9 This is a front view of an adjustable height continuous stepping stair operating platform;

[0028] Fig.10 A top view of the operating platform of an adjustable-height continuous-step staircase.

[0029] Explanation of the reference numerals: main truss 1, main diagonal step beam 2, tread plate 3, fixing bolt 4, fixed outer sleeve support 5, telescopic inner truss 6, stair handrail 7, handrail fixing support 8, conversion platform 9. DETAILED DESCRIPTION

[0030] Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings.

[0031] Example 1

[0032] A height-adjustable continuous-climbing step-type staircase operating platform comprises four main trusses 1 arranged vertically, the four main trusses 1 comprising a short main truss on the left and a long main truss on the right, a fixed outer sleeve support 5 is installed on the top of the short main truss through fixing bolts 4, and a telescopic inner truss 6 is installed on the top of the long main truss through fixing bolts 4; the left end of the telescopic inner truss 6 is inserted into the right end of the fixed outer sleeve support 5, and the connection between the two is locked and fixed by fixing bolts 4; the short main truss and the long main truss are connected to form a main frame through the fixed outer sleeve support 5 and the telescopic inner truss 6; a plurality of S-shaped step main diagonal frame beams 2 are installed between the short main truss and the long main truss through fixing bolts 4, and a tread plate 3 is pre-welded between the two step main diagonal frame beams 2; the tread plate 3 and the step main diagonal frame beams 2 form a step-type staircase.

[0033] Each main truss 1 is assembled from a top main truss 102 and a bottom main truss 101, and the bottom of the top main truss 102 is inserted into the top of the bottom main truss 101. The bottom of the top main truss 102 is an extended inner sleeve with a diameter of 50 mm; the top of the bottom main truss 101 is a sleeved round tube with a diameter of 40 mm.

[0034] A layer of anti-collision rubber strip is attached and wrapped on the outer side of the main truss 1, and the anti-collision rubber strip can prevent the main truss 1 from being bumped and deformed during hoisting.

[0035] The outer side of the main diagonal frame beam 2 of the step is provided with a stair handrail 7 through a handrail fixing support 8. The connection between the main diagonal frame beam 2 of the step and the main truss 1 is provided with a conversion platform 9 of each section.

[0036] The material model of the main truss 1 is 100*50*5mm square tube; the material model of the main diagonal beam 2 of the step is 140*50*5mm galvanized C-shaped steel; the material model of the step plate 3 is 1.2mm thick patterned steel plate; the material model of the fixed outer cover support 5 is 5*60*60mm square tube; the material model of the telescopic inner truss 6 is 50*50*5mm square tube. The material model of the stair handrail 7 is SC30mm square tube; the material model of the handrail fixed support 8 is 40*40mm square tube.

[0037] After assembling in the above manner, an overall adjustable height continuous stepping stair operating platform is formed to achieve angle and height adjustment for different floor heights. Use hoisting equipment to put the platform stairs into the working surface, and the operators on the main truss 1 and the main inclined step beam 2 can go up and down the stair platform. When not in use, the stair platform can be disassembled and reused after being hoisted out of the working surface.

[0038] Example 2

[0039] The process flow of the adjustable height continuous climbing step-type staircase operating platform: acceptance of materials upon arrival → platform assembly → adjustment of floor height and angle based on actual conditions → bolt tightening → inspection and acceptance → hoisting for use → construction of cast-in-place main structure → hoisting downstairs and inspection.

[0040] Step 1: Inspection and acceptance of materials upon arrival. Unqualified products are strictly prohibited from use.

[0041] Step 2: Prepare the main truss 1, main diagonal step beam 2, tread plate 3, fixing bolts 4, fixed outer sleeve support 5, telescopic inner truss 6, stair handrail 7, handrail fixing support 8, conversion platform 9 and other materials, and assemble them.

[0042] Step 3: Adjust the relative position of the main truss 1 and the main diagonal step beam 2; adjust the floor height and angle through the adjustable concave slot 201 of the main diagonal step beam 2. If extension is required, insert the bottom of the top main truss 102 into the top of the bottom main truss 101. The bottom of the top main truss 102 is a 50mm diameter extension inner sleeve; the top of the bottom main truss 101 is a 40mm diameter sleeve round tube to achieve extension and leveling;

[0043] Step 4: After the adjustment is completed, tighten the bolts to the main truss 1.

[0044] Step 5: Inspection and acceptance.

[0045] Step 6: Use one of the equipment to hoist to the floor, fix the support and use it.

[0046] Step 7: Construction of cast-in-place main structure.

[0047] Step 8: Lift downstairs and check for next use.

[0048] The above detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention but merely represents selected embodiments of the present invention.

Claims

1. An adjustable height continuous climbing stepping stair operating platform, characterized in that: The invention comprises four main trusses (1) arranged in a vertical shape, wherein the four main trusses (1) comprise a short main truss located on the left and a long main truss located on the right; a fixed outer sleeve support (5) is installed on the top of the short main truss via a fixing bolt (4); a telescopic inner truss (6) is installed on the top of the long main truss via a fixing bolt (4); the left end of the telescopic inner truss (6) is inserted into the right end of the fixed outer sleeve support (5), and the connection between the two is locked and fixed via a fixing bolt (4); the short main truss and the long main truss are connected via the fixed outer sleeve support (5) and the telescopic inner truss (6) to form a main frame; a plurality of S-shaped main step diagonal frame beams (2) are installed between the short main truss and the long main truss via fixing bolts (4), and a step plate (3) is pre-welded between the two main step diagonal frame beams (2); the step plate (3) and the main step diagonal frame beams (2) form a step-type staircase.

2. The height-adjustable continuous-climbing step-type stair operating platform according to claim 1 is characterized in that: A layer of anti-collision rubber strip is attached and wrapped on the outer side of the main truss (1), and the anti-collision rubber strip can prevent the main truss (1) from being bumped and deformed during hoisting.

3. The height-adjustable continuous-climbing step-type stair operating platform according to claim 1 is characterized in that: A stair handrail (7) is installed on the outer side of the main inclined step beam (2) via a handrail fixing support (8).

4. The height-adjustable continuous-climbing step-type stair operating platform according to claim 1 is characterized in that: A conversion platform (9) for each section is arranged at the connection between the main inclined step beam (2) and the main truss (1).

5. The height-adjustable continuous-climbing stepping stair operating platform according to claim 1 is characterized in that: Each main truss (1) is assembled from a top main truss (102) and a bottom main truss (101), wherein the bottom of the top main truss (102) is inserted into the top of the bottom main truss (101).

6. The height-adjustable continuous-climbing stepping stair operating platform according to claim 5 is characterized in that: The bottom of the top main truss (102) is an extended inner sleeve with a diameter of 50 mm; the top of the bottom main truss (101) is a sleeved circular tube with a diameter of 40 mm.

7. The height-adjustable continuous-climbing step-type stair operating platform according to claim 1 is characterized in that: The material model of the main truss (1) is a square tube of 100*50*5mm; the material model of the main diagonal step beam (2) is a galvanized C-shaped steel of 140*50*5mm; the material model of the step plate (3) is a 1.2mm thick patterned steel plate; the material model of the fixed outer sleeve support (5) is a square tube of 5*60*60mm; the material model of the telescopic inner truss (6) is a square tube of 50*50*5mm.

8. The height-adjustable continuous-climbing step-type stair operating platform according to claim 3 is characterized by: The material model of the stair handrail (7) is a SC30mm square tube; the material model of the handrail fixing support (8) is a 40*40mm square tube.

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