CN218952643U

CN218952643U - Assembled steel construction stair

Info

Publication number: CN218952643U
Application number: CN202223054153.3U
Authority: CN
Inventors: 刘流; 周震宇; 郭惠钻
Original assignee: Guangzhou Huajin Decoration Engineering Co ltd
Current assignee: Guangzhou Huajin Decoration Engineering Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-02
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses an assembled steel structure stair which comprises two side plates, wherein a plurality of first fixing assemblies are symmetrically arranged on the inner walls of the two side plates, a supporting plate is commonly arranged on the fixing assemblies of the same horizontal plane, and two fixing blocks are fixedly arranged on the top end of the back surface of the supporting plate. Through being equipped with first fixed subassembly, second fixed subassembly, the backup pad, the footboard, the diaphragm, the curb plate, place the backup pad in the middle of two curb plates, and fix it through the first fixed subassembly on the same horizon, then after locating the footboard, rotate one hundred eighty degrees with the diaphragm, fix the footboard through the second fixed subassembly, when dismantling, open second fixed subassembly and first fixed subassembly in proper order, dismantle footboard and backup pad respectively, adopt assembled structure through this kind of mode, not only easy to assemble guarantees assembly quality, still conveniently dismantle the stair simultaneously, make the steel that tears down can cyclic utilization, the waste of material has been avoided.

Description

Assembled steel construction stair

Technical Field

The utility model relates to the technical field of steel structure stairways, in particular to an assembled steel structure stairway.

Background

The steel stairway is made of various general steel sectional materials and is adaptive to the main body structure, the joints of the members are connected by bolts, anchors, welding and other methods, and compared with the traditional reinforced concrete stairway, the steel stairway has the advantages of light dead weight of the stairway bearing member and small size error, so that the steel stairway is widely used as a fire evacuation ladder in a factory building, a warehouse or a public building. In real life, current steel construction stair is mostly installed into an organic wholely through the welding mode, and the welding point is comparatively complicated in the welding process, and processingquality can't guarantee, simultaneously, and integrated structure after the welding is accomplished is inconvenient to dismantle, can't be to steel cyclic utilization to extravagant material.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above and/or existing problems with steel structured stairways.

Therefore, the utility model aims to provide the assembled steel structure stair, which adopts an assembled structure, is convenient to install, ensures the assembly quality, is convenient to disassemble the stair, ensures that the disassembled steel can be recycled, and avoids the waste of materials.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a fabricated steel structure stairway, comprising: the two curb plates, two the equal symmetry of inner wall of curb plate is equipped with a plurality of first fixed subassembly, two the first fixed subassembly of same horizontal plane all is equipped with the backup pad jointly, the top at backup pad back is fixed and is equipped with two fixed blocks, two the bottom of fixed block is all fixed and is equipped with the connecting rod, two the bottom of connecting rod is all rotated and is equipped with the diaphragm, two one side on diaphragm top all is equipped with the fixed subassembly of second, two the fixed subassembly of second all is equipped with the footboard jointly.

As a preferable scheme of the assembled steel structure stair, the first fixing component comprises a first screw rod and a first turn button, the outer wall of the first screw rod is arranged on the inner wall of the side plate in a penetrating mode, one end of the first screw rod is fixedly provided with the first turn button, and the other end of the first screw rod is arranged on one side of the supporting plate in a penetrating mode.

As a preferable scheme of the assembled steel structure stair, the second fixing assembly comprises a second screw rod and a second turn button, the outer wall of the second screw rod is arranged on one side of the top end of the transverse plate in a penetrating mode, the second turn button is fixedly arranged at the bottom end of the second screw rod, and the top end of the second screw rod is arranged at the bottom end of the pedal in a penetrating mode.

As a preferable scheme of the assembled steel structure stair, guide grooves are formed in two sides of the pedal, guide blocks are slidably arranged on inner walls of the two guide grooves, and one sides of the two guide blocks are fixedly arranged on one sides of the two side plates respectively.

As a preferable scheme of the assembled steel structure stair, the front surface of the supporting plate is fixedly provided with the positioning block, and the outer wall of the positioning block is clamped and arranged on the back surface of the pedal.

As a preferable scheme of the assembled steel structure stair, bottom plates are fixedly arranged at the bottom ends of the two side plates, top plates are fixedly arranged at the top ends of the two side plates, and a plurality of mounting holes are formed in the two top plates and the two bottom plates.

Compared with the prior art, the utility model has the following beneficial effects: through being equipped with first fixed subassembly, second fixed subassembly, the backup pad, the footboard, the diaphragm, the curb plate, place the backup pad in the middle of two curb plates, and fix it through the first fixed subassembly on the same horizon, then after locating the footboard, rotate one hundred eighty degrees with the diaphragm, fix the footboard through the second fixed subassembly, when dismantling, open second fixed subassembly and first fixed subassembly in proper order, dismantle footboard and backup pad respectively, adopt assembled structure through this kind of mode, not only easy to assemble guarantees assembly quality, still conveniently dismantle the stair simultaneously, make the steel that tears down can cyclic utilization, the waste of material has been avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. Wherein:

FIG. 1 is a schematic view of the overall structure of an assembled steel stairway according to the utility model;

FIG. 2 is a schematic view of a connection structure between a side plate and a support plate of an assembled steel stair according to the present utility model;

FIG. 3 is a schematic view of a connection structure of a support plate of an assembled steel structure stair according to the present utility model;

FIG. 4 is a schematic view of a tread of an assembled steel structure stair according to the present utility model;

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Fig. 1-4 show a structural schematic diagram of an assembled steel structure stair according to the present utility model, and fig. 1-4 are shown to describe the assembled steel structure stair in detail.

Example 1

A fabricated steel structure stairway, comprising: the two side plates 1, the inner walls of the two side plates 1 are symmetrically provided with a plurality of first fixing components, the first fixing components of the two same horizontal planes are jointly provided with a supporting plate 4, the top end of the back surface of the supporting plate 4 is fixedly provided with two fixing blocks 5, the bottom ends of the two fixing blocks 5 are fixedly provided with connecting rods 6, the bottom ends of the two connecting rods 6 are respectively connected with a transverse plate 7 in a bearing manner, one sides of the top ends of the two transverse plates 7 are respectively provided with a second fixing component, the two second fixing components are jointly provided with a pedal 10, the first fixing components comprise a first screw rod 2 and a first torsion 3, the outer wall of the first screw rod 2 is arranged on the inner wall of the side plate 1 in a penetrating manner, the outer wall of the first screw rod 2 is in threaded connection with the inner wall of the side plate 1, one end of the first screw rod 2 is fixedly provided with the first torsion 3, the other end of the first screw rod 2 is arranged on one side of the supporting plate 4 in a penetrating manner, and the other end of the first screw rod 2 is in threaded connection with one side of the supporting plate 4, the second fixing component comprises a second screw rod 8 and a second torsion 9, the outer wall of the second screw rod 8 is inserted and arranged on one side of the top end of the transverse plate 7, the outer wall of the second screw rod 8 is connected with the inner threads of the transverse plate 7, the bottom end of the second screw rod 8 is fixedly provided with the second torsion 9, the outer walls of the first torsion 3 and the second torsion 9 are respectively provided with anti-skid threads so as to increase friction force between the torsion and fingers, the first torsion 3 and the second torsion 9 are conveniently rotated, the top end of the second screw rod 8 is inserted and arranged at the bottom end of the pedal 10, the top end of the second screw rod 8 is in threaded connection with the bottom end of the pedal 10, the pedal 10 is conveniently disassembled and assembled, guide grooves are respectively arranged on two sides of the pedal 10, guide blocks 11 are respectively arranged on the inner walls of the two guide grooves in a sliding mode, and the stability of the pedal 10 after being installed can be increased through the guide grooves and the guide blocks 11, meanwhile, the pedal 10 can be guaranteed to be in a horizontal state after being installed, one sides of the two guide blocks 11 are respectively and fixedly arranged on one sides of the two side plates 1, the front surface of the supporting plate 4 is fixedly provided with the positioning block 12, the outer wall of the positioning block 12 is clamped on the back surface of the pedal 10, the back surface of the pedal 10 is provided with the positioning holes, the outer wall of the positioning block 12 is clamped and connected with the pedal 10 through the positioning holes, the installation position of the pedal 10 can be limited, the overall aesthetic property of the pedal 10 after being installed is guaranteed, the bottom plates 14 are fixedly arranged at the bottom ends of the two side plates 1, the top plates 13 are fixedly arranged at the top ends of the two side plates 1, the two top plates 13 and the two bottom plates 14 are respectively provided with a plurality of installation holes 15, and the number of the installation holes 15 is four, and the two top plates are symmetrical.

When the pedal is specifically used, the supporting plate 4 is firstly placed between the two side plates 1, the pedal is fixed through the first fixing component on the same horizontal line of the two side plates 1, then the positioning grooves on the two sides of the pedal 10 are aligned and slide into the positioning blocks 11 on the same horizontal line of the two side plates 1 until the positioning holes on the back of the pedal 10 are clamped with the positioning blocks 12 on the front of the supporting plate 4, then the two side transverse plates 7 connected with the supporting plate 4 are rotated for one hundred eighty degrees, the transverse plates 7 are positioned at the bottom ends of the supporting plate 4 and the pedal 10 and are perpendicular to the bottom ends, the pedal 10 is fixed through the second fixing component, the pedal 10 at other positions is installed through the mode, when the pedal 10 is required to be detached, the second fixing component is opened in the same way, the pedal 10 is detached outwards, then the first fixing component is opened, the supporting plate 4 is detached through the mode, the assembly structure is adopted, the assembly quality is ensured, meanwhile, the detached stairs are convenient, steel materials can be recycled, and the waste of materials is avoided.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. An assembled steel structure stairway, comprising: two curb plates (1), two the equal symmetry of inner wall of curb plate (1) is equipped with a plurality of first fixed subassembly, two same horizontal planes first fixed subassembly all is equipped with backup pad (4) jointly, the top at backup pad (4) back is fixed and is equipped with two fixed blocks (5), two the bottom of fixed block (5) is all fixed and is equipped with connecting rod (6), two the bottom of connecting rod (6) is all rotated and is equipped with diaphragm (7), two one side on diaphragm (7) top all is equipped with the fixed subassembly of second, two the fixed subassembly of second all is equipped with footboard (10) jointly.

2. The assembled steel structure stair according to claim 1, wherein the first fixing component comprises a first screw rod (2) and a first rotating knob (3), the outer wall of the first screw rod (2) is arranged on the inner wall of the side plate (1) in a penetrating mode, the first rotating knob (3) is fixedly arranged at one end of the first screw rod (2), and the other end of the first screw rod (2) is arranged on one side of the supporting plate (4) in a penetrating mode.

3. The assembled steel structure stair according to claim 1, wherein the second fixing component comprises a second screw rod (8) and a second turning knob (9), the outer wall of the second screw rod (8) is arranged on one side of the top end of the transverse plate (7) in a penetrating mode, the second turning knob (9) is arranged at the bottom end of the second screw rod (8) in a fixed mode, and the top end of the second screw rod (8) is arranged at the bottom end of the pedal (10) in a penetrating mode.

4. The assembled steel structure stair according to claim 1, wherein guide grooves are formed in two sides of the pedal (10), guide blocks (11) are slidably arranged on inner walls of the two guide grooves, and one sides of the two guide blocks (11) are fixedly arranged on one sides of the two side plates (1) respectively.

5. The assembled steel structure stair according to claim 1, wherein the front surface of the supporting plate (4) is fixedly provided with a positioning block (12), and the outer wall of the positioning block (12) is clamped and arranged on the back surface of the pedal (10).

6. An assembled steel structure stair according to claim 1, characterized in that the bottom ends of the two side plates (1) are fixedly provided with bottom plates (14), the top ends of the two side plates (1) are fixedly provided with top plates (13), and a plurality of mounting holes (15) are formed in the two top plates (13) and the two bottom plates (14).