CN219316244U

CN219316244U - Fast-assembling formula stair structure

Info

Publication number: CN219316244U
Application number: CN202320288436.XU
Authority: CN
Inventors: 刘金; 蔡强; 张建; 刘春美; 赵佳宇; 杜恒; 王仲; 田丰新; 张新生; 王笑笑; 王杰; 王璇; 房柳青; 胡野; 邱仁维
Original assignee: Suzhou Gold Mantis Construction Decoration Co Ltd
Current assignee: Suzhou Gold Mantis Construction Decoration Co Ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-07
Anticipated expiration: 2033-02-22

Abstract

The utility model provides a quick-assembly stair structure which comprises a metal frame, support columns, mounting seats, pedals and handrails; the metal frames are obliquely arranged and are arranged on the floor through the support columns; the mounting seat is provided with a supporting arm and a mounting arm, the supporting arm is mounted on the metal frame, and the pedal is fixed on the supporting arm; the mounting seats are arranged along the length direction of the metal frame; the armrests are mounted on the edges of the pedals. Install the mount pad through setting up the metal frame, the upper end of metal frame passes through expansion bolts to be fixed on the surface of building, and the lower extreme of metal frame passes through expansion bolts to be fixed on the floor. The metal frame is further supported through the support column, stability and safety of the metal frame are improved, the pedal is directly mounted on the mounting seat through bolts, and finally the handrail is mounted. This scheme simple structure and simple to operate have solved the technical problem that building ladder installation is consuming time for a long time among the prior art.

Description

Fast-assembling formula stair structure

Technical Field

The utility model relates to the field of building decoration, in particular to a quick-assembly stair structure.

Background

Stairways in the building field are usually poured by cement, and the stairways are time-consuming and labor-consuming to install, so that some stairways with steel structures and wood structures are adopted to replace the existing cement stairways. However, the existing stairs with steel structure and wood structure have the technical problem of difficult stair installation.

The stair in the prior art has a plurality of parts, and the stair is time-consuming in construction and installation.

Therefore, a stair structure with a simple structure is needed to solve the technical problem that the stair construction operation takes a long time.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a quick-assembly stair structure, wherein a metal frame is arranged to install an installation seat, the upper end of the metal frame is fixed on the surface of a building through an expansion bolt, and the lower end of the metal frame is fixed on a floor through the expansion bolt. The metal frame is further supported through the support column, stability and safety of the metal frame are improved, the pedal is directly mounted on the mounting seat through bolts, and finally the handrail is mounted. This scheme simple structure and simple to operate have solved the technical problem that building ladder installation is consuming time for a long time among the prior art.

Specifically, the utility model provides a quick-assembly stair structure which comprises a metal frame, support columns, mounting seats, pedals and handrails;

the metal frames are obliquely arranged and are installed on the floor through supporting columns;

the mounting seat is provided with a supporting arm and a mounting arm, the supporting arm is mounted on the metal frame, and the pedal is fixed on the supporting arm; the mounting seats are arranged along the length direction of the metal frame;

the armrests are mounted at the edges of the pedals.

Preferably, the support arm is welded to the metal frame.

Preferably, the angle between the support arm and the mounting arm is an acute angle.

Preferably, a plurality of abutting rods are fixed between the supporting arm and the mounting arm.

Preferably, the handrail comprises a guardrail and an adjusting rod, the guardrail is installed on the pedal through the adjusting rod, and the adjusting rod is used for adjusting the height of the guardrail.

Preferably, the number of the adjusting rods is multiple, and the guardrails are hinged to the upper ends of the adjusting rods.

Preferably, the number of the support columns is a plurality.

Preferably, a baffle is fixed between two adjacent pedals.

The beneficial effects are that:

the utility model provides a quick-assembly stair structure, wherein a metal frame is arranged to install an installation seat, the upper end of the metal frame is fixed on the surface of a building through an expansion bolt, and the lower end of the metal frame is fixed on a floor through the expansion bolt. The metal frame is further supported through the support column, stability and safety of the metal frame are improved, the pedal is directly mounted on the mounting seat through bolts, and finally the handrail is mounted. This scheme simple structure and simple to operate have solved the technical problem that building ladder installation is consuming time for a long time among the prior art.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic diagram of a front view direction of a fast-assembled stair structure according to the present embodiment;

fig. 2 is a schematic structural diagram of a side view of the fast-assembled stair structure according to the present embodiment;

fig. 3 is a schematic perspective view of the mounting base in the present embodiment;

fig. 4 is a schematic sectional structure of the adjusting lever in the present embodiment.

Wherein reference numerals are as follows:

11-a metal frame; 12-supporting columns; 13-a mounting base; 14-a pedal; 15-armrests; 16-a support arm; 17-a mounting arm; 18-abutting the rod; 19-guard rails; 20-adjusting the rod; 21-a baffle; 22-sleeve; 23-a moving rod; 24-locking screw.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present embodiment proposes a quick-assembly stair structure including a metal frame 11, a support column 12, a mounting base 13, a tread 14 and a handrail 15;

the metal frames 11 are arranged obliquely, and the metal frames 11 are mounted on the floor through support columns 12;

the mounting seat 13 is provided with a supporting arm 16 and a mounting arm 17, the supporting arm 16 is mounted on the metal frame 11, and the pedal 14 is fixed on the supporting arm 16; the plurality of mounting seats 13 are arranged along the length direction of the metal frame 11;

the armrest 15 is mounted to the edge of the pedal 14.

The technical effect of this scheme: the mounting seat 13 is mounted by providing the metal frame 11, the upper end of the metal frame 11 is fixed on the surface of the building through expansion bolts, and the lower end of the metal frame 11 is fixed on the floor through expansion bolts. The metal frame 11 is further supported by the support columns 12 for improving the stability and safety of the metal frame 11, the pedals 14 are directly mounted on the mounting seats 13 by bolts, and finally the armrests 15 are mounted. This scheme simple structure and simple to operate have solved the technical problem that building ladder installation is consuming time for a long time among the prior art.

Further, the metal frame 11 is a steel frame, and the surface of the steel frame is sprayed with antirust paint.

Further, the support arm 16 is welded to the metal frame 11. The pedal 14 is mounted on the mounting arm 17 by bolts.

As an implementation of this embodiment, the angle between the support arm 16 and the mounting arm 17 is acute.

Further, a plurality of abutment bars 18 are fixed between the support arm 16 and the mounting arm 17. The firm degree between the supporting arm 16 and the mounting arm 17 is increased through the arrangement of the abutting rod 18, and deformation between the mounting arm 17 and the supporting arm 16 can be effectively avoided. And the safety of the stair in use is improved.

As an implementation of the present embodiment, the armrest 15 includes a guard rail 19 and an adjustment lever 20, the guard rail 19 being mounted on the pedal 14 by the adjustment lever 20, the adjustment lever 20 being used to adjust the height of the guard rail 19. Wherein, adjust pole 20 includes sleeve pipe 22, movable rod 23 and locking screw 24, and the upper and lower both ends of sleeve pipe 22 are run through and are provided with the through-hole, and movable rod 23 slidably sets up in the through-hole of sleeve pipe 22. A threaded hole is formed between the outer wall and the inner wall of the sleeve 22, a locking screw 24 is screwed into the threaded hole, and the movable rod 23 is abutted by adjusting the locking screw 24.

Further, the number of the adjusting rods 20 is plural, and the guardrails 19 are hinged at the upper ends of the adjusting rods 20.

As one implementation of the present embodiment, the number of support columns 12 is plural.

As one implementation of the present embodiment, a baffle 21 is fixed between two adjacent pedals 14. The baffle 21 is arranged in a vertical direction for improving the safety of a person walking on stairs.

The stair mounting mode of this scheme is as follows:

the upper end of the custom-made metal frame 11 is mounted on the surface of the building by expansion bolts, and the lower end of the metal frame 11 is mounted on the floor by expansion bolts.

The metal frame 11 is engaged with a bayonet in the middle of the support arm 16, and then the support arm 16 and the metal frame 11 are welded, and the pedal 14 is mounted on the mounting arm 17 by bolts.

The adjusting rod 20 is arranged on the pedal 14, the bottom of the adjusting rod 20 is welded on a metal frame at the edge of the pedal 14, or the bottom of the adjusting rod 20 is inserted into an inserting hole formed in the pedal 14, the height of the adjusting rod 20 is adjusted, finally the guardrail 19 is arranged on the top of the adjusting rod 20, and the position of the guardrail 19 can be adjusted by adjusting the height of the adjusting rod 20 according to the position of the guardrail 19.

It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. The quick-assembly stair structure is characterized by comprising a metal frame (11), support columns (12), mounting seats (13), pedals (14) and handrails (15);

the metal frames (11) are obliquely arranged, and the metal frames (11) are installed on the floor through supporting columns (12);

the mounting seat (13) is provided with a supporting arm (16) and a mounting arm (17), the supporting arm (16) is mounted on the metal frame (11), and the pedal (14) is fixed on the supporting arm (16); a plurality of the mounting seats (13) are arranged along the length direction of the metal frame (11);

the armrest (15) is mounted at the edge of the pedal (14).

2. A quick-fit stairway structure according to claim 1, characterised in that the support arm (16) is welded to the metal frame (11).

3. A quick-fit stairway structure according to claim 1, characterised in that the angle between the support arm (16) and the mounting arm (17) is acute.

4. A quick-fit stairway structure according to claim 3, characterised in that a plurality of tightening bars (18) are fixed between the support arm (16) and the mounting arm (17).

5. The quick-fit stair construction according to claim 1, wherein the handrail (15) comprises a railing (19) and an adjusting lever (20), the railing (19) being mounted on the tread (14) by means of the adjusting lever (20), the adjusting lever (20) being used for adjusting the height of the railing (19).

6. The quick-assembly stair structure according to claim 5, wherein the number of the adjusting rods (20) is plural, and the guardrails (19) are hinged at the upper ends of the adjusting rods (20).

7. The quick-fit stairway structure according to claim 1, characterised in that the number of support columns (12) is a plurality.

8. A quick-fit stairway structure according to claim 1, characterised in that a baffle (21) is fixed between two adjacent tread plates (14).