CN211548473U

CN211548473U - Assembled stair

Info

Publication number: CN211548473U
Application number: CN201921960838.XU
Authority: CN
Inventors: 林雄强
Original assignee: Guangdong Jiumi Space Technology Co ltd
Current assignee: Guangdong Jiumi Space Technology Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-09-22
Anticipated expiration: 2029-11-13

Abstract

The utility model relates to an assembled stair, including relative two sets of curb girder subassemblies that set up, and connect between two sets of curb girder subassemblies and parallel arrangement's a plurality of steps, every group curb girder subassembly includes that the tip supports the first stand that leans on each other, crossbeam and first sloping, crossbeam and first stand, the one end that first sloping supported and supported is first end, the tip of first end is concave to be equipped with opening first bayonet socket down, first bayonet socket is inserted in the top of first stand, first sloping and crossbeam, the one end that first stand supported and supported is the second end, the tip of second end is equipped with opening second bayonet socket down, first end is inserted in the second bayonet socket, and the top of first stand also blocks into in the second bayonet socket. Form the stoplog structure that the two-stage cover was inlayed, realize that the cover of crossbeam, first sloping and first stand inlays fixedly, increase stair structure's stability, easy operation is convenient for install and dismantle, improves work efficiency, and whole appearance is more pleasing to the eye, need not to be equipped with special welding technique type talent, reduces the cost of labor.

Description

Assembled stair

Technical Field

The utility model relates to an assembly type structure field, in particular to assembled stair.

Background

The aluminum type assembly building is simple and easy to assemble, light in structure, high in strength, various in shape and more comfortable and widely accepted by the public compared with other metal buildings. The multi-layer aluminum alloy building also has higher requirements on the stability and the aesthetic property of the stair. The existing aluminum alloy stairway is generally formed by welding a plurality of square tubes together, is easy to deform, has poor bearing capacity and poor attractiveness, and needs to be equipped with special welding-technology talents to improve labor cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an assembled stair, easy operation, and make whole appearance more pleasing to the eye, reduce the cost of labor.

For realizing the purpose of the utility model, the technical proposal adopted is that:

the utility model provides an assembled stair, including the relative two sets of curb girder subassemblies that set up, and connect between two sets of curb girder subassemblies and parallel arrangement's a plurality of steps, every group curb girder subassembly includes that the tip supports each other the first stand that leans on, crossbeam and first sloping, crossbeam and first stand, the one end that first sloping supported is first end, the concave first bayonet socket that is equipped with opening down of tip of first end, first bayonet socket is inserted in the top of first stand, first sloping and crossbeam, the one end that first stand supported and leans on is the second end, the tip of second end is equipped with opening second bayonet socket down, first end is inserted in the second bayonet socket, and the top of first stand is also blocked in the second bayonet socket.

First stand cover embedding crossbeam in the first bayonet, the hookup location of first stand and crossbeam overlaps the second bayonet of embedding first sloping again, form the stoplog structure that the two-stage cover inlayed, the cover of realizing crossbeam, first sloping and first stand inlays fixedly, increases stair structure's stability, and easy operation is convenient for install and dismantle, improves work efficiency, and need not the welding, whole appearance is more pleasing to the eye, need not to be equipped with special welding technique type talent, reduces the cost of labor.

The technical scheme is further explained as follows:

further, first bayonet socket includes the first interior roof of horizontal setting, and with the first inside wall of first interior roof vertical arrangement, the second bayonet socket includes horizontal setting and is located the second interior roof directly over first interior roof, and with the second interior roof vertical arrangement's of second inside wall, the second inside wall sets up with first inside wall is relative. First bayonet socket and second bayonet socket all are the shape of falling L and both arrange in opposite directions again, and the tip with crossbeam, first sloping and first stand is nested each other fixedly, further improves the stability of structure.

Further, the top shape adaptation of first bayonet socket and first stand, the lateral wall of first inside wall and the tip parallel and level of first end are dorsad to first stand, second bayonet socket and first end shape adaptation, the tip of first end, lateral wall all laminate with the second inside wall. The cross beam, the first oblique beam and the first upright post are nested and butted more compactly, the stability of the structure is further improved, and the overall appearance is more attractive.

Further, the side beam assembly further comprises a second inclined beam which is horizontally and obliquely arranged, the first inclined beam is horizontally and obliquely arranged, the cross beam is horizontally arranged, and the second inclined beam, the cross beam and the first inclined beam are sequentially connected from bottom to top. The second sloping, crossbeam, first sloping and set up as the mutually supporting of the step between two second sloping, between two crossbeams, between two first sloping, form two and roll over the stair.

Further, the side beam assembly further comprises a second upright post, and the second upright post is connected with one end, close to the second oblique beam, of the cross beam. The second upright post has a supporting function on the stair, and the stability of the stair structure is further improved.

Further, the crossbeam is equipped with the third bayonet socket with second stand top complex. The connection between the cross beam and the second upright post is more stable.

Furthermore, the crossbeam, the second sloping all pass through the angle sign indicating number with the second stand and self tapping screw cooperation is connected, crossbeam, first sloping also all pass through the angle sign indicating number with the first stand and self tapping screw cooperation is connected. The integral structure of the stair is more stable, the operation is simple, and the installation and the disassembly are convenient.

Further, the step surface is covered with a honeycomb plate. The whole appearance of the stair is more beautiful.

Furthermore, both sides of the step are connected with the side beam assembly through bolts, and the honeycomb plate covers the bolts. The installation and the dismantlement of the step of being convenient for, and cover the bolt through the honeycomb panel, make the whole appearance of stair more pleasing to the eye.

Further, the fabricated staircase further comprises handrails, and the handrails are arranged on the side beam assemblies. The handrail is convenient for people to hold the handrail by hands, so that people can go upstairs more easily, and the safety of people is also ensured.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a first stand cover embedding crossbeam in the first bayonet socket, the hookup location of first stand and crossbeam overlaps the second bayonet socket of embedding first sloping again, form the stoplog structure that the two-stage cover inlayed, the cover of realizing crossbeam, first sloping and first stand inlays fixedly, increase the stability of stair structure, and easy operation is convenient for install and dismantle, improves work efficiency, and need not the welding, and whole appearance is more pleasing to the eye, need not to be equipped with special welding technique type talent, reduces the cost of labor.

Drawings

Fig. 1 is a schematic structural view of an assembled staircase according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a side sill assembly of an embodiment of the present invention;

fig. 3 is an exploded view illustrating the connection of the first oblique beam, the cross beam and the first upright according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of the steps of the embodiment of the present invention.

Description of reference numerals:

10. the side beam assembly comprises a side beam assembly, 110, a first upright post, 111, an outer side wall, 120, a cross beam, 121, a first end, 122, a first bayonet, 1221, a first inner top wall, 1222, a first inner side wall, 123, a third bayonet, 130, a first oblique beam, 131, a second end, 132, a second bayonet, 1321, a second inner top wall, 1322, a second inner side wall, 140, a second oblique beam, 150, a second upright post, 20, a step plate, 210, a step plate, 220, a framework, 230, a self-tapping screw, 30, a handrail and 40, a ground beam.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:

as shown in fig. 1 to 3, an assembled stair includes two sets of side beam assemblies 10 disposed oppositely, and a plurality of steps 20 connected between the two sets of side beam assemblies 10 and disposed in parallel, each set of side beam assembly 10 includes a first upright 110, a cross beam 120 and a first oblique beam 130, ends of the cross beam 120 abutting against the first upright 110 and the first oblique beam 130 are first ends 121, ends of the first ends 121 are recessed to form first bayonets 122 with downward openings, a top end of the first upright 110 is inserted into the first bayonets 122, ends of the first oblique beam 130 abutting against the cross beam 120 and the first upright 110 are second ends 131, ends of the second ends 131 are provided with second bayonets 132 with downward openings, the first ends 121 are inserted into the second bayonets 132, and a top end of the first upright 110 is also clamped into the second bayonets 132.

First stand 110 overlaps in embedding crossbeam 120's first bayonet 122, the hookup location of first stand 110 and crossbeam 120 overlaps again and imbeds in the second bayonet 132 of first sloping 130, form the stoplog structure that the two-stage cover was inlayed, realize crossbeam 120, the cover of first sloping 130 and first stand 110 inlays fixedly, increase the stability of stair structure, and easy operation, be convenient for installation and dismantlement, improve work efficiency, and need not the welding, whole appearance is more pleasing to the eye, need not to be equipped with special welding technique type talent, reduce the cost of labor. The assembled stair has the advantages that the stability of the structure is improved through the stoplog structure, and the use of a large number of screws can be reduced.

As shown in fig. 2 and 3, the cross beam 120 is horizontally disposed, the first inclined beam 130 is obliquely disposed, and the first vertical column 110 is vertically disposed. The first bayonet 122 includes a first inner top wall 1221 disposed horizontally, and a first inner side wall 1222 disposed vertically to the first inner top wall 1221, and the second bayonet 132 includes a second inner top wall 1321 disposed horizontally and located right above the first inner top wall 1221, and a second inner side wall 1322 disposed vertically to the second inner top wall 1321, where the second inner side wall 1322 is disposed opposite to the first inner side wall 1222. First bayonet 122 and second bayonet 132 all are the shape of falling L and both arrange in opposite directions again, and the tip of crossbeam 120, first sloping 130 and first stand 110 is nested each other fixedly, further improves the stability of structure.

As shown in fig. 2, the first bayonet 122 is adapted to the shape of the top end of the first upright 110, the first inner top wall 1221 is attached to the top of the first upright 110, and the outer side wall 111 of the first upright 110 facing away from the first inner side wall 1222 is flush with the end of the first end 121; the second bayonet 132 is matched with the first end 121 in shape, the second inner top wall 1321 is attached to the upper surface of the cross beam 120, and the end part and the outer side wall of the first end 121 are attached to the second inner side wall 1322, so that the cross beam 120, the first oblique beam 130 and the first upright post 110 are nested and butted more compactly, the stability of the structure is further improved, and the overall appearance is more attractive.

As shown in fig. 2, the side sill assembly 10 further includes a second inclined beam 140 disposed horizontally and obliquely, the first inclined beam 130 is disposed horizontally and obliquely, the cross beam 120 is disposed horizontally, and the second inclined beam 140, the cross beam 120 and the first inclined beam 130 are connected in sequence from bottom to top. The second stringers 140, the crossbeams 120, the first stringers 130, and the steps 20 provided between the two second stringers 140, between the two crossbeams 120, and between the two first stringers 130 are engaged with each other to form a double-folded staircase.

In order to further improve the stability of the stair structure, as shown in fig. 2, the side beam assembly 10 further includes a second upright 150, the second upright 150 is connected to one end of the cross beam 120 near the second inclined beam 140, the second upright 150 supports the stair, and the cross beam 120 is provided with a third bayonet 123 engaged with the top end of the second upright 150, so that the connection between the cross beam 120 and the second upright 150 is more stable.

In this embodiment, the second inclined beam 140 and the ground beam 40 are fixed by a built-in connecting member and a bolt, so that the stability and the appearance can be ensured; crossbeam 120, first sloping 130 all pass through angle sign (attached drawing not identified) and self tapping screw (attached drawing not identified) cooperation with first stand 110 and are connected, and crossbeam 120, second sloping 140 all pass through angle sign (attached drawing not identified) and self tapping screw (attached drawing not identified) cooperation with second stand 150 and are connected, further improve the stability of structure, easy operation, the installation and dismantlement of being convenient for. Other detachable connection modes can be adopted between the cross beam 120 and the first upright column 110, between the cross beam 120 and the second upright column 150, between the first oblique beam 130 and the first upright column 110, and between the second oblique beam 140 and the second upright column 150 according to actual needs.

As shown in fig. 1, a plurality of steps 20 are connected between the two first oblique beams 130 and between the two second oblique beams 140, and one step 20 is connected between the two cross beams 120 as a corner platform step.

In the present embodiment, as shown in fig. 4, the step 20 includes two upper and lower step plates 210 and a frame 220 disposed between the two step plates 210, the frames 220 on both sides of the step 20 are connected to the side sill assembly 10 by self-tapping screws 230, so as to facilitate the installation and removal of the step, and in order to further improve the stability of the connection between the step 20 and the side sill assembly 10, it is also possible to select to weld and reinforce both sides of the step plate 210 and the side sill assembly 10 at the same time according to actual needs. In order to ensure the stability of the step 20, avoid the exposure of screws and take the aesthetic property into consideration, the step surface of the step 20 is covered with a honeycomb plate (not shown in the attached drawing), the honeycomb plate is provided with a folded edge, the upper surface and the lower surface of the step 20 are wrapped with the honeycomb plate to be used as platforms, the screws and welding seams are covered, and the integral appearance of the stair is more attractive.

As shown in fig. 1, the fabricated staircase further comprises a handrail 30, the handrail 30 is arranged on the side beam assembly 10, and the handrail 30 is fixed at the position extending upwards from the second inclined beam 140 to the first inclined beam 130, so that people can conveniently hold the handrail 30 by hands, the staircase is easy to go upstairs, and the safety of people is also ensured.

In this embodiment, the cross beam 120, the first oblique beam 130, the first vertical column 110, the second oblique beam 140, the second vertical column 150, the step 20 and the handrail 30 are made of aluminum materials, the aluminum alloy materials are light in weight, convenient to install and transport, corrosion is avoided, the service life is prolonged, the first oblique beam 130, the first vertical column 110, the second oblique beam 140 and the second vertical column 150 are in an aluminum through mode, structural transformation and connection are facilitated due to the aluminum through mode, and the structural strength is improved. The cross beam 120, the first oblique beam 130, the first upright post 110, the second oblique beam 140 and the second upright post 150 can also adopt other forms of materials according to actual needs.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an assembled stair, its characterized in that, including relative two sets of curb girder subassemblies that set up and connect in two sets of between the curb girder subassembly and parallel arrangement's a plurality of steps, every group the curb girder subassembly includes that the tip supports first stand, crossbeam and the first sloping that leans on each other, the crossbeam with first stand the one end that first sloping supported is first end, the tip of first end is concave to be equipped with first bayonet socket that the opening faces down, insert on the top of first stand in the first bayonet socket, first sloping with the crossbeam the one end that first stand supported by is the second end, the tip of second end is equipped with opening second bayonet socket down, first end inserts in the second bayonet socket, just the top of first stand is also blocked in the second bayonet socket.

2. The fabricated staircase of claim 1, wherein the first bayonet comprises a first inner top wall disposed horizontally and a first inner side wall disposed vertically to the first inner top wall, and the second bayonet comprises a second inner top wall disposed horizontally and directly above the first inner top wall and a second inner side wall disposed vertically to the second inner top wall, the second inner side wall being disposed opposite to the first inner side wall.

3. The fabricated staircase of claim 2, wherein the first bayonet is shaped to fit the top end of the first post, the outer side wall of the first post facing away from the first inner side wall is flush with the end of the first end, the second bayonet is shaped to fit the first end, and the end of the first end and the outer side wall are both attached to the second inner side wall.

4. The fabricated staircase of claim 1, wherein the side sill assembly further comprises a second inclined beam disposed horizontally and obliquely, the first inclined beam is disposed horizontally and obliquely, the cross beam is disposed horizontally, and the second inclined beam, the cross beam and the first inclined beam are connected in sequence from bottom to top.

5. The fabricated staircase of claim 4, wherein the side sill assembly further includes a second post connected to an end of the cross member proximate the second stringer.

6. The fabricated staircase of claim 5, wherein the cross-beam is provided with a third bayonet for mating with the top end of the second post.

7. The fabricated staircase of claim 6, wherein the cross member and the second stringer are both connected to the second vertical post by means of an angle code and a self-tapping screw, and the cross member and the first stringer are also connected to the first vertical post by means of an angle code and a self-tapping screw.

8. The fabricated staircase of claim 1, where the step surface is covered with a honeycomb panel.

9. The fabricated staircase of claim 8, wherein both sides of the step are connected to the side sill assemblies by bolts, the honeycomb panel covering the bolts.

10. The fabricated staircase of any of claims 1 to 9, further comprising handrails provided on the side sill assemblies.