Protective steel structure stair

Abstract

The utility model relates to the technical field of steel structure buildings, in particular to a protective steel structure stair which comprises a main body, the main body is in a right trapezoid design, a clamping groove is formed in the bevel edge of the main body, and a second fixing groove is formed in the bevel edge of the main body and located on the top of the clamping groove. A first fixing groove is formed in the outer side of the main body and located at the top of the second fixing groove, multiple sets of first limiting grooves distributed at equal intervals are formed in the bevel edge of the main body and located between the clamping groove and the second fixing groove, and second limiting grooves are formed in the sides, close to the first fixing groove, of the tops of the multiple sets of first limiting grooves; a second limiting groove is formed in the main body, an inserting plate is arranged in the second limiting groove, a pedal is fixedly connected to the end, away from the main body, of the inserting plate, a fixing plate is fixedly connected to the end, away from the inserting plate, of the pedal, and an inserting groove is formed in the outer side of the fixing plate. Through the design, the overall practicability of the protective steel structure staircase can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel structure building technical field, concretely relates to protective steel structure stair. BACKGROUND

[0002] Steel structure is the structure of steel material composition, is one of main building structure types, and the structure is mainly composed of the beam steel, steel column, steel truss and other components made of sectional steel and steel plate, and adopts rust removal and rust prevention process such as silanization, pure manganese phosphating, washing and drying, galvanizing, and the welding seam, bolt or rivet connection is usually used between each component or part, because its self weight is lighter, and construction is simple, is widely used in large factory, venue, super high-rise field, steel structure is easy to rust, and general steel structure is rusted, galvanized or painted, and regular maintenance is needed.

[0003] At present, most steel structure stair adopts welding forming or uses a large number of bolt screw connection, and it is more troublesome to install, therefore, for the improvement of the existing protective steel structure stair, a new type of protective steel structure stair is designed to solve the above technical defects, improve the practicability of the overall protective steel structure stair, and it is particularly important. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a protective steel structure stair, which does not need to be connected by bolt or welding, is convenient to install, is stable in structure, improves space utilization, reduces noise when going upstairs or downstairs, increases support stability, improves the overall safety of the protective steel structure stair, to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The protective steel structure stair includes a main body, the main body is designed in a right-angle trapezoidal shape, a clamping groove is formed in the inclined edge of the main body, a second fixing groove is formed in the top of the clamping groove in the inclined edge of the main body, a first fixing groove is formed in the top of the second fixing groove on the outer side of the main body, a plurality of groups of first limiting grooves are formed in the inclined edge of the main body and are distributed at equal intervals between the clamping groove and the second fixing groove, a second limiting groove is formed in the top of each of the plurality of groups of first limiting grooves and is close to one side of the first fixing groove, a plug-in plate is arranged in the second limiting groove, a pedal is fixedly connected to one end of the plug-in plate away from the main body, and a fixed plate is fixedly connected to the other end of the pedal away from the plug-in plate.

[0007] As a preferred scheme of the utility model, a plug-in groove is formed in the outer side of the fixed plate, and the plug-in groove, the second limiting groove and the first fixing groove are all designed to be matched with the plug-in plate.

[0008] As a preferred solution of the present invention, an inserting strip is fixedly connected to the bottom of the pedal and one end close to the inserting plate, and the inserting strip is designed to be compatible with the second fixing groove.

[0009] As a preferred solution of the present invention, the fixing plate is designed to be compatible with the card slot, and the fixing plate is designed to be compatible with the inserting strip and the first limiting groove.

[0010] As a preferred solution of the present invention, a first anti-slip layer is provided on the outside of the inserting strip, a second anti-slip layer is provided inside the slot, and a third anti-slip layer is provided inside both the second limiting slot and the first fixing slot.

[0011] As a preferred solution of the present invention, a first storage cabinet, a second storage cabinet and a third storage cabinet are arranged side by side on one side of the main body and at the bottom of the oblique side.

[0012] As a preferred solution of the present invention, cushions are provided on the tops of the main body and the pedals, and armrests are fixedly connected to the top and oblique sides of the main body and on both sides of the pedals.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the utility model, through the design of the main body, the first limiting groove, the second limiting groove, the card slot, the first fixing groove, the second fixing groove, the pedal, the inserting plate, the inserting strip, the fixing plate, the slot and the first anti-slip layer, when the protective steel structure staircase is put into use, the inserting plate on the first set of pedals is inserted into the first fixing groove, the inserting strip is inserted into the second fixing groove, and then the fixing plate is inserted into the first limiting groove, and then the inserting plate on the second set of pedals is inserted into the second limiting groove through the slot on the first set of inserting plates, and the inserting strip on the second set of pedals is inserted into the first limiting groove where the first set of fixing plates is located, and then the pedals are assembled to the main body in sequence until the last set of fixing plates is inserted into the card slot. The first anti-slip layer allows the inserting strip to have a certain extrusion space, which is convenient for the installation of the inserting strip, thereby completing the assembly of the stairs. No bolts or welding are required for connection, which is convenient for installation and has a stable structure.

[0015] 2. In the present invention, through the design of the main body, the second limiting groove, the first fixing groove, the second fixing groove, the pedal, the inserting plate, the inserting strip, the fixing plate, the slot, the first anti-slip layer, the second anti-slip layer, the third anti-slip layer, the soft pad, the first storage cabinet, the second storage cabinet, the third storage cabinet, and the handrail, the first anti-slip layer, the second anti-slip layer, and the third anti-slip layer all increase friction, thereby improving the fixing effect. The first storage cabinet, the second storage cabinet, and the third storage cabinet can be used to place items, thereby improving space utilization. The soft pad can reduce noise generated when going up and down stairs, and the handrail ensures safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1This is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the overall side sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the bottom structure of the pedal of the utility model;

[0019] Figure 4 It is a schematic diagram of the side sectional structure of the main body of the utility model.

[0020] In the figure: 1. Main body; 11. First limiting slot; 12. Second limiting slot; 13. Card slot; 14. First fixing slot; 15. Second fixing slot; 2. Pedal; 21. Insert plate; 22. Insert strip; 3. Fixing plate; 31. Slot; 4. First anti-slip layer; 41. Second anti-slip layer; 42. Third anti-slip layer; 5. Cushion; 6. First storage cabinet; 61. Second storage cabinet; 62. Third storage cabinet; 7. Armrest. DETAILED DESCRIPTION

[0021] The following will combine the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] Example:

[0023] See also Figures 1-4 , the utility model provides a technical solution:

[0024] The utility model provides a protective steel structure stair, including main body 1, main body 1 is designed in the form of right angle trapezoid, the bevel of main body 1 is provided with the clamping slot 13, the bevel of main body 1 is provided with the second fixed slot 15 on the top of clamping slot 13, the outside of main body 1 is provided with the first fixed slot 14 on the top of second fixed slot 15, the bevel of main body 1 is provided with the first limiting slot 11 of multiple groups of equidistance distribution between clamping slot 13 and second fixed slot 15, the top of multiple groups of first limiting slot 11 is provided with the second limiting slot 12 close to one side of first fixed slot 14, the inside of second limiting slot 12 is equipped with the plugboard 21, the one end of plugboard 21 away from main body 1 is fixedly connected with the step plate 2, the one end of step plate 2 away from plugboard 21 is fixedly connected with the fixed plate 3, the outside of fixed plate 3 is provided with the insertion slot 31, insertion slot 31, second limiting slot 12 and first fixed slot 14 all are with plugboard 21 the design of being suitable for, the bottom of step plate 2 is fixedly connected with the insertion strip 22 close to one end of plugboard 21, insertion strip 22 is with second fixed slot 15 the design of being suitable for, fixed plate 3 is with clamping slot 13 the design of being suitable for, fixed plate 3 is with insertion strip 22 and first limiting slot 11 the design of being suitable for, when the protective steel structure stair is put into use, the plugboard 21 on the first group step plate 2 is inserted into first fixed slot 14, insertion strip 22 is inserted into second fixed slot 15, then the plugboard 21 on the second group step plate 2 is inserted into second limiting slot 12 through the insertion slot 31 on the first group plugboard 21, the insertion strip 22 on the second group step plate 2 is inserted into the first limiting slot 11 with the first group fixed plate 3, then in turn step plate 2 is combined to main body 1 until the last group fixed plate 3 is inserted into clamping slot 13, to complete the assembly of stair, does not need to use bolt or welding to connect, it is convenient to install, and the structure is stable.

[0025] Further, the outside of the insertion strip 22 is provided with a first anti-slip layer 4, the inside of the insertion slot 31 is provided with a second anti-slip layer 41, and the inside of the second limiting slot 12 and the first fixed slot 14 is provided with a third anti-slip layer 42. When the protective steel structure stair is put into use, the first anti-slip layer 4, the second anti-slip layer 41 and the third anti-slip layer 42 all increase the friction, so that the fixing effect is better. The first anti-slip layer 4 allows the insertion strip 22 to have a certain extrusion space, which facilitates the installation of the insertion strip 22.

[0026] The side of the main body 1 and the bottom of the bevel are provided with a first storage cabinet 6, a second storage cabinet 61 and a third storage cabinet 62 side by side. When the protective steel structure stair is put into use, the first storage cabinet 6, the second storage cabinet 61 and the third storage cabinet 62 can store articles, thereby improving the space utilization.

[0027] Secondly, cushions 5 are provided on the top of the main body 1 and the pedal 2, and handrails 7 are fixedly connected to the top and oblique sides of the main body 1 and on both sides of the pedal 2. When the protective steel structure staircase is put into use, the cushions 5 can reduce the noise generated when going up and down the stairs, and the handrails 7 ensure safety.

[0028] In this embodiment, the implementation scenario is specifically as follows: in actual use, when the protective steel structure staircase is put into use, the plugging plate 21 on the first set of treads 2 is inserted into the first fixing groove 14, the inserting strip 22 is inserted into the second fixing groove 15, and then the fixing plate 3 is inserted into the first limiting groove 11, and then the plugging plate 21 on the second set of treads 2 is inserted into the second limiting groove 12 through the slot 31 on the first set of plugging plates 21, and the inserting strip 22 on the second set of treads 2 is inserted into the first limiting groove 11 where the first set of fixing plates 3 is located, and then the treads 2 are assembled to the main body 1 in sequence until the last set of fixing plates 3 is inserted into the card slot 13, thereby completing the staircase. The assembly of the ladder does not require the use of bolts or welding for connection, which is convenient for installation and has a stable structure. The first anti-slip layer 4, the second anti-slip layer 41 and the third anti-slip layer 42 all increase friction, thereby improving the fixing effect. The first anti-slip layer 4 allows a certain amount of squeezing space for the insert 22, which facilitates the installation of the insert 22. The first storage cabinet 6, the second storage cabinet 61 and the third storage cabinet 62 can be used to place items, thereby improving space utilization. The soft pad 5 can reduce the noise generated when going up and down the stairs, and the handrail 7 ensures safety. Compared with the existing protective steel structure stairs, the utility model can improve the overall practicality of the protective steel structure stairs through design.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protective steel structure staircase, comprising a main body (1), characterized in that: The main body (1) is designed in a right-angled trapezoidal shape. A card slot (13) is provided on the oblique side of the main body (1). A second fixing slot (15) is provided on the oblique side of the main body (1) and at the top of the card slot (13). A first fixing slot (14) is provided on the outside of the main body (1) and at the top of the second fixing slot (15). A plurality of groups of first limiting slots (11) distributed at equal intervals are provided on the oblique side of the main body (1) and between the card slot (13) and the second fixing slot (15). A second limiting slot (12) is provided on the top of each of the plurality of groups of the first limiting slots (11) and on a side close to the first fixing slot (14). An inserting plate (21) is provided inside the second limiting slot (12). The end of the inserting plate (21) away from the main body (1) is fixedly connected to the pedal (2), and the end of the pedal (2) away from the inserting plate (21) is fixedly connected to the fixing plate (3).

2. The protective steel structure staircase according to claim 1, characterized in that: A slot (31) is provided on the outer side of the fixing plate (3); the slot (31), the second limiting slot (12) and the first fixing slot (14) are all designed to be compatible with the inserting plate (21).

3. The protective steel structure staircase according to claim 2, characterized in that: An inserting strip (22) is fixedly connected to the bottom of the pedal (2) and one end close to the inserting plate (21), and the inserting strip (22) is designed to be compatible with the second fixing groove (15).

4. The protective steel structure staircase according to claim 3, characterized in that: The fixing plate (3) and the clamping slot (13) are designed to be compatible with each other, and the fixing plate (3) and the inserting strip (22) and the first limiting slot (11) are designed to be compatible with each other.

5. The protective steel structure staircase according to claim 4, characterized in that: A first anti-slip layer (4) is provided on the outside of the inserting strip (22), a second anti-slip layer (41) is provided inside the slot (31), and a third anti-slip layer (42) is provided inside both the second limiting groove (12) and the first fixing groove (14).

6. The protective steel structure staircase according to claim 5, characterized in that: A first storage cabinet (6), a second storage cabinet (61) and a third storage cabinet (62) are arranged side by side on one side of the main body (1) and at the bottom of the oblique side.

7. The protective steel structure staircase according to claim 6, characterized in that: The tops of the main body (1) and the pedal (2) are both provided with soft cushions (5), and the top and oblique sides of the main body (1) and both sides of the pedal (2) are both fixedly connected with handrails (7).

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