Steel stair for building construction to go up and down along with floors

Abstract

The utility model belongs to the technical field of building stairs, and particularly relates to a steel stair for building construction to go up and down along with floors, which comprises a plurality of L-shaped steps, every two adjacent L-shaped steps are arranged up and down, and are detachably connected through a connecting assembly. A supporting assembly is arranged between every two adjacent L-shaped steps. When the staircase is used, the extension height and the inclination angle of the staircase can be adjusted by arranging the connecting assembly, and the staircase is suitable for various construction application scenes; and meanwhile, by arranging the supporting assembly, the use stability is guaranteed. Compared with the prior art, the steel stair has the advantages of being more flexible and adjustable.

Description

Technical Field

[0001] The utility model belongs to the technical field of building stairs, in particular to a steel staircase that can be used for going up and down floors during construction. Background Art

[0002] In construction projects, it is often necessary to build and use steel stairs. For example, when constructing a ground floor building, construction workers need to use steel stairs to go from the ground to or transport some building materials to the first floor and above of the low-rise building.

[0003] The steel stairs of the prior art are generally set in the scaffolding structure located on the outer surface of the building or inside thereof. However, in the specific use process, the steel stairs of the prior art lack the adaptability to the height, that is, the steel stairs are only suitable for the fixed building bottom floor height due to the consistency of the upward inclination angle formed by the multiple steps, and cannot meet the change of the staircase height required due to the building floor height. In addition, the inclination angle of the steel stairs cannot be adjusted, which is also limited in use. Utility Model Content

[0004] The utility model aims to provide a steel staircase which can be used for going up and down floors during construction so as to solve the above problems.

[0005] To achieve the above purpose, the utility model provides the following solutions:

[0006] A steel staircase for going up and down floors during construction comprises a plurality of L-shaped steps, wherein two adjacent L-shaped steps are arranged one above the other, are detachably connected, are detachably connected via a connecting assembly, and a supporting assembly is arranged between the two adjacent L-shaped steps.

[0007] Preferably, the support assembly includes a first mounting seat fixedly connected to the side wall of the L-shaped step, the first mounting seat is hinged with a first telescopic rod, the bottom wall of the L-shaped step is fixedly connected with a connecting seat, one end of the first telescopic rod away from the first mounting seat is hinged to the connecting seat, and the side wall of the L-shaped step is provided with a supporting portion, and the supporting portion is hinged to the first telescopic rod.

[0008] Preferably, the support portion includes a second mounting seat fixedly connected to the side wall of the L-shaped step, the second mounting seat is hinged with a second telescopic rod, and the telescopic end of the second telescopic rod is hinged to the first telescopic rod.

[0009] Preferably, the connecting assembly includes a second sleeve fixedly connected to the bottom surface of the L-shaped step, the second sleeve is vertically arranged, the side wall of the L-shaped step is fixedly connected with a first sleeve, the second sleeve of the L-shaped step is inserted into the first sleeve adjacent to the L-shaped step, and the second sleeve is detachably connected to the first sleeve.

[0010] Preferably, a plurality of screw holes are formed on the outer side wall of the second sleeve, and the plurality of screw holes are located on opposite sides of the second sleeve, and the plurality of screw holes are arranged at equal intervals along the length direction of the second sleeve, and the opposite side walls of the first sleeve are threadedly connected with bolts, and the bolts pass through the first sleeve and are threadedly connected to any of the screw holes.

[0011] Compared with the prior art, the utility model has the following advantages and technical effects:

[0012] Compared with the prior art, the steel staircase of the utility model has the advantage of being more flexible and adjustable. By setting the connection components, the extension height and the inclination angle of the staircase can be adjusted, and it is suitable for a variety of construction application scenarios;

[0013] The connection method between the plurality of L-shaped steps of the utility model is simple and practical, which not only increases the consistency of the L-shaped steps being connected together, but also ensures the stability of use by arranging the support components. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the connection structure between the first sleeve and the second sleeve.

[0017] Among them, 1. L-shaped step; 2. first sleeve; 3. second sleeve; 4. first mounting seat; 5. first telescopic rod; 11. second telescopic rod; 12. connecting block; 13. connecting seat; 14. bolt; 15. screw hole. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] Reference Figure 1 to Figure 2 As shown, the utility model provides a steel staircase for going up and down floors in construction, including a plurality of L-shaped steps 1, wherein two adjacent L-shaped steps 1 are arranged up and down, two adjacent L-shaped steps 1 are detachably connected, two adjacent L-shaped steps 1 are detachably connected through a connecting assembly, and a supporting assembly is arranged between two adjacent L-shaped steps 1.

[0021] Compared with the prior art, the steel staircase of the utility model has the advantage of being more flexible and adjustable. By setting the connection components, the extension height and the inclination angle of the staircase can be adjusted, and it is suitable for a variety of construction application scenarios;

[0022] The connection method between the plurality of L-shaped steps of the utility model is simple and practical, which not only increases the consistency of the L-shaped steps being connected together, but also ensures the stability of use by arranging the support components.

[0023] A further optimized solution is that the support assembly includes a first mounting seat 4 fixedly connected to the side wall of the L-shaped step 1, the first mounting seat 4 is hinged with a first telescopic rod 5, the bottom wall of the L-shaped step 1 is fixedly connected with a connecting seat 13, one end of the first telescopic rod 5 away from the first mounting seat 4 is hinged to the connecting seat 13, and the side wall of the L-shaped step 1 is provided with a supporting portion, which is hinged to the first telescopic rod 5.

[0024] According to a further optimized solution, the support portion includes a second mounting seat 6 fixedly connected to the side wall of the L-shaped step 1 , the second mounting seat 6 is hinged with a second telescopic rod 11 , and the telescopic end of the second telescopic rod 11 is hinged to the first telescopic rod 5 .

[0025] A further optimized solution is that the connecting assembly includes a second sleeve 3 fixedly connected to the bottom surface of the L-shaped step 1, the second sleeve 3 is vertically arranged, the side wall of the L-shaped step 1 is fixedly connected with the first sleeve 2, the second sleeve 3 of the L-shaped step 1 is inserted into the first sleeve 2 of the adjacent L-shaped step 1, and the second sleeve 3 is detachably connected to the first sleeve 2.

[0026] A further optimization scheme is that a plurality of screw holes 15 are opened on the outer wall of the second sleeve 3, and the plurality of screw holes 15 are located on two opposite sides of the second sleeve 3, and the plurality of screw holes 15 are arranged at equal intervals along the length direction of the second sleeve 3, and the opposite side walls of the first sleeve 2 are threadedly connected with bolts 14, and the bolts 14 pass through the first sleeve 2 and are threadedly connected to any screw hole 15.

[0027] The support rod 5 is supported by the second telescopic rod 11 and the second mounting seat 6 , and the support rod 5 supports two adjacent L-shaped steps 1 , thereby ensuring stability in use.

[0028] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A steel staircase for going up and down floors in construction, characterized in that: It comprises a plurality of L-shaped steps (1), wherein two adjacent L-shaped steps (1) are arranged up and down, the two adjacent L-shaped steps (1) are detachably connected, the two adjacent L-shaped steps (1) are detachably connected via a connecting component, and a supporting component is arranged between the two adjacent L-shaped steps (1).

2. The steel staircase for going up and down floors in construction according to claim 1 is characterized in that: The support assembly comprises a first mounting seat (4) fixedly connected to the side wall of the L-shaped step (1); the first mounting seat (4) is hingedly connected to a first telescopic rod (5); the bottom wall of the L-shaped step (1) is fixedly connected to a connecting seat (13); one end of the first telescopic rod (5) away from the first mounting seat (4) is hingedly connected to the connecting seat (13); and the side wall of the L-shaped step (1) is provided with a supporting portion, and the supporting portion is hingedly connected to the first telescopic rod (5).

3. The steel staircase for going up and down floors in construction according to claim 2 is characterized in that: The support portion comprises a second mounting seat (6) fixedly connected to the side wall of the L-shaped step (1), the second mounting seat (6) being hingedly connected to a second telescopic rod (11), the telescopic end of the second telescopic rod (11) being hingedly connected to the first telescopic rod (5).

4. The steel staircase for going up and down floors in construction according to claim 1 is characterized in that: The connection assembly comprises a second sleeve (3) fixedly connected to the bottom surface of the L-shaped step (1); the second sleeve (3) is arranged vertically; a first sleeve (2) is fixedly connected to the side wall of the L-shaped step (1); the second sleeve (3) of the L-shaped step (1) is inserted into the first sleeve (2) of the adjacent L-shaped step (1); and the second sleeve (3) is detachably connected to the first sleeve (2).

5. The steel staircase for going up and down floors in construction according to claim 4 is characterized in that: The outer side wall of the second sleeve (3) is provided with a plurality of screw holes (15), the plurality of screw holes (15) are located on opposite sides of the second sleeve (3), and the plurality of screw holes (15) are arranged at equal intervals along the length direction of the second sleeve (3). The opposite side walls of the first sleeve (2) are both threadedly connected with bolts (14), and the bolts (14) pass through the first sleeve (2) and are threadedly connected to any of the screw holes (15).

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