CN210508126U

CN210508126U - Novel steel construction spiral stair

Info

Publication number: CN210508126U
Application number: CN201921386153.9U
Authority: CN
Inventors: 韩寿波
Original assignee: China Linjiye Beijing Construction Engineering Co Ltd
Current assignee: China Linjiye Beijing Construction Engineering Co Ltd
Priority date: 2019-08-24
Filing date: 2019-08-24
Publication date: 2020-05-12
Anticipated expiration: 2029-08-24

Abstract

The utility model discloses a novel steel structure spiral staircase, which comprises a steel column, wherein the steel column is internally provided with a plurality of clamping grooves, the outer side of the steel column is fixedly connected with a plurality of fixed discs, the fixed discs are individually and uniformly positioned at the upper ends of the clamping grooves, the inner card of the fixed discs is provided with a plurality of connecting holes, one side inside the clamping grooves is provided with a first pedal, the other side inside the clamping grooves is provided with a second pedal, the upper ends of the first pedal and the second pedal are provided with connecting blocks, the upper ends of the connecting blocks are in threaded connection with connecting bolts, the connecting blocks are fixedly connected with the first pedal and the second pedal through the connecting bolts, the first pedal and the second pedal are clamped on the steel column through the connecting blocks, the pedals are fixed at a certain angle through the fixed discs, a spiral lifting structure can be realized, when the spiral lifting structure, the cost is increased; the safety of the user in use can be increased by designing the armrests and the protective plates.

Description

Novel steel construction spiral stair

Technical Field

The utility model relates to a rotatory stair specifically are novel steel construction rotatory stair.

Background

Spiral stairs, commonly referred to as spiral or spiral stairs, are typically arranged around a single post. The utility model is popular because of its streamline and elegant appearance, and space saving. In domestic finish and finish project, steel construction spiral stair all carry out welded fastening through the customization steel sheet and form mostly, and other supplementary installation device that need are more, and the installation is inconvenient. Therefore, those skilled in the art have provided a new type of steel-structured spiral staircase to solve the above-mentioned problems of the background art.

Disclosure of Invention

An object of the utility model is to provide a novel steel construction spiral stair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a novel steel structure spiral stair comprises a steel column, wherein a plurality of clamping grooves are formed in the steel column, a plurality of fixing discs are fixedly connected to the outer side of the steel column, the fixing discs are uniformly positioned at the upper ends of the clamping grooves individually, a plurality of connecting holes are formed in the fixing discs in a clamping mode, a first pedal is arranged on one side inside each clamping groove, a second pedal is arranged on the other side inside each clamping groove, the first pedal and the second pedal are as thick as each other, the thickness of the first pedal and the second pedal is as same as the distance between the clamping grooves, the same semicircular notches are formed in one ends of the first pedal and the second pedal, the diameter of each semicircular notch is equal to the diameter, the thickness and the diameter of the connecting block are the same, so that the pedal and the steel column are prevented from shaking, connecting blocks are arranged at the upper ends of the first pedal and the second pedal, connecting bolts are connected to the upper ends of the connecting blocks in a threaded mode, and the connecting blocks are fixedly connected with the first pedal and the second pedal through the connecting bolts; through vertical the fixing subaerial with the steel column, through putting a footboard in one side of draw-in groove, put the opposite side at the draw-in groove with No. two footboards, will insert the inside of connecting block through connecting bolt, threaded connection inserts the inside of a footboard and No. two footboards simultaneously for a footboard and No. two footboards are connected on the steel column.

No. two upper end one side fixedly connected with fixed blocks of footboard, the inside spread groove of having seted up of fixed block, one side of fixed disk is located the inside of spread groove, and the spread groove width is the same with the width of fixed disk, and fixing bolt has been inserted to the upper end of fixed block, inserts the inside of fixed block when fixing bolt's lower extreme inserts the connecting hole. Make the fixed disk be located the inside of fixed block simultaneously, select suitable angle through rotating No. two footboards for insert fixing bolt in the inside of fixed block and connecting hole, make No. two footboards be connected with the fixed disk, make No. two footboards unable rotatory on the steel column, and provide more supports for No. two footboards through the fixed disk, just install the footboard top in the inside of steel column, realize spiral rising's shape with the fixed footboard of same method.

As a further aspect of the present invention: the fixed orifices has been seted up to the upper end opposite side of No. two footboards, and the inside threaded connection of fixed orifices has the connecting rod, and the upper end fixedly connected with handrail of connecting rod, handrail can be the sponge material, and the both sides fixedly connected with guard plate of connecting rod is through handrail and the multiplicable user's of guard plate degree of safety.

Compared with the prior art, the beneficial effects of the utility model are that:

1. make a footboard and No. two footboard joints on the steel column through the design connecting block, fixing the footboard at certain angle through the fixed disk, can realize spiral shell screwing in, when the installation, only need bolted connection, and all be widgets, avoid using too much auxiliary assembly, increase cost.

2. The safety of the user in use can be increased by designing the armrests and the protective plates.

Drawings

Fig. 1 is a schematic structural view of a novel steel-structured spiral stair.

Fig. 2 is a schematic structural view of a novel tread plate in a steel-structured spiral stair.

Fig. 3 is a schematic structural view of a handrail in a novel steel-structured spiral stair.

Fig. 4 is a perspective view of a fixing plate in a novel steel-structured spiral staircase.

In the figure: 1. a steel column; 2. a card slot; 3. fixing the disc; 4. connecting holes; 5. a first pedal; 6. a second pedal; 7. a fixed block; 8. connecting grooves; 9. fixing the bolt; 10. connecting blocks; 11. a connecting bolt; 12. a handrail; 13. a connecting rod; 14. a protection plate; 15. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a novel steel-structured spiral staircase includes a steel column 1, a plurality of slots 2 are formed in the steel column 1, a plurality of fixing disks 3 are fixedly connected to the outer side of the steel column 1, the fixing disks 3 are individually and uniformly located at the upper ends of the slots 2, a plurality of connecting holes 4 are formed in the inner portion of each fixing disk 3, a first pedal 5 is disposed on one side of the inner portion of each slot 2, a second pedal 6 is disposed on the other side of the inner portion of each slot 2, the first pedal 5 and the second pedal 6 have the same thickness, the thickness of the first pedal 5 and the second pedal 6 is the same as the distance between the slots 2, a same semicircular notch is formed at one end of each first pedal 5 and the second pedal 6, the diameter of the semicircular notch is equal to the diameter of the steel column 1 where the slots 2 are located, shaking between the pedals and the steel column 1 is prevented due to the, the upper end of the connecting block 10 is in threaded connection with a connecting bolt 11, and the connecting block 10 is fixedly connected with the first pedal 5 and the second pedal 6 through the connecting bolt 11; through with the vertical subaerial of fixing of steel column 1, through putting a footboard 5 in one side of draw-in groove 2, put No. two footboards 6 in the opposite side of draw-in groove 2, will insert the inside of connecting block 10 through connecting bolt 11, threaded connection inserts the inside of a footboard 5 and No. two footboards 6 simultaneously for a footboard 5 and No. two footboards 6 are connected on steel column 1.

Fixed orifices 15 have been seted up to the upper end opposite side of No. two footboards 6, and the inside threaded connection of fixed orifices 15 has connecting rod 13, and the upper end fixedly connected with handrail 12 of connecting rod 13, handrail 12 can be the sponge material, and connecting rod 13's both sides fixedly connected with guard plate 14 is through

handrail

12 and 14 multiplicable user's of guard plate degree of safety. No. two footboard 6's upper end one side fixedly connected with fixed block 7, fixed block 7 is inside to have seted up spread groove 8, and one side of fixed disk 3 is located the inside of spread groove 8, and spread groove 8 width is the same with the width of fixed disk 3, and fixed bolt 9 has been inserted to the upper end of fixed block 7, inserts the inside of fixed block 7 when the lower extreme of fixed bolt 9 inserts connecting hole 4. Simultaneously, the fixing disc 3 is located inside the fixing block 7, a proper angle is selected by rotating the second pedal 6, the fixing bolt 9 is inserted into the fixing block 7 and the connecting hole 4, the second pedal 6 is connected with the fixing disc 3, the second pedal 6 cannot rotate on the steel column 1, more supports are provided for the second pedal 6 through the fixing disc 3, and the shape of spiral rising is realized by fixing the pedals in the steel column 1 in the same way above the pedals which are just installed.

The utility model discloses a theory of operation is:

when the novel steel column is installed, a steel column 1 is vertically fixed on the ground, a first pedal 5 is placed on one side of a clamping groove 2, a second pedal 6 is placed on the other side of the clamping groove 2, a connecting bolt 11 is inserted into a connecting block 10, and meanwhile threads are connected into the first pedal 5 and the second pedal 6, so that the first pedal 5 and the second pedal 6 are connected onto the steel column 1, a fixed disc 3 is positioned inside a fixed block 7, a fixing bolt 9 is inserted into the fixed block 7 and the connecting hole 4 by rotating the second pedal 6, so that the second pedal 6 is connected with the fixed disc 3, the second pedal 6 cannot rotate on the steel column 1, more supports are provided for the second pedal 6 through the fixed disc 3, the pedals are fixed above the pedals which are just installed inside the steel column 1 in the same method to realize spiral rising, the stair is provided with a handrail 12 and a guard plate 14 by screwing the connection rod 13 inside the fixing hole 15 by rotating the connection rod 13.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The novel steel-structure spiral stair is characterized by comprising a steel column (1), a plurality of clamping grooves (2) are formed in the steel column (1), a plurality of fixed disks (3) are fixedly connected to the outer side of the steel column (1), the fixed disks (3) are singly and uniformly located at the upper ends of the clamping grooves (2), a plurality of connecting holes (4) are formed in the fixed disks (3) in a clamped mode, a first pedal (5) is arranged on one side of the interior of the clamping grooves (2), a second pedal (6) is arranged on the other side of the interior of the clamping grooves (2), connecting blocks (10) are arranged at the upper ends of the first pedal (5) and the second pedal (6), connecting bolts (11) are connected to the upper ends of the connecting blocks (10) in a threaded mode, and the connecting blocks (10) are fixedly connected with the first pedal (5) and the;

no. two upper end one side fixedly connected with fixed block (7) of footboard (6), connecting groove (8) have been seted up to fixed block (7) inside, and one side of fixed disk (3) is located the inside of connecting groove (8), and connecting groove (8) width is the same with the width of fixed disk (3), and fixing bolt (9) have been inserted to the upper end of fixed block (7), inserts the inside of fixed block (7) when the lower extreme of fixing bolt (9) inserts connecting hole (4).

2. The novel rotary stair with a steel structure according to claim 1, wherein a fixing hole (15) is formed in the other side of the upper end of the second pedal (6), and a connecting rod (13) is connected to the inner portion of the fixing hole (15) in a threaded mode.

3. A novel rotary stair with steel structure according to claim 2, characterized in that the upper end of the connecting rod (13) is fixedly connected with a handrail (12), and the handrail (12) can be made of sponge material.

4. The new type of steel-structured spiral staircase according to claim 2, characterized in that protection plates (14) are fixedly connected to both sides of said connecting rods (13).

5. The novel steel structure spiral stair are characterized in that the thickness of the first pedal (5) is the same as that of the second pedal (6), and the thickness of the first pedal (5) is the same as that of the second pedal (6) and the distance between the first pedal and the second pedal (6) is the same as that of the clamping grooves (2).

6. The novel steel structure spiral stair as claimed in claim 1, wherein the same semicircular notch is formed at one end of each of the first pedal (5) and the second pedal (6), and the diameter of the semicircular notch is equal to that of the steel column (1) where the clamping groove (2) is located.