CN212453392U

CN212453392U - Stair unit of modular assembly type building

Info

Publication number: CN212453392U
Application number: CN202020573080.0U
Authority: CN
Inventors: 洪求耀; 薛东辉
Original assignee: Zhangzhou Haoheng Building Materials Co ltd
Current assignee: Zhangzhou Haoheng Building Materials Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-02-02
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a stair unit of modularization assembled building, including upper platform, lower floor's platform, be located rest platform and a plurality of stair subassembly between upper platform, the lower floor's platform, stair subassembly's one end is connected with rest platform, and this stair subassembly's the other end is connected with upper platform or lower floor's platform, stair subassembly further includes two backup pads and a plurality of step board that face-to-face set up, the both ends of step board respectively with the internal surface connection of two backup pads, a plurality of the step board is the downward overlap joint setting in proper order of slope form, the interval is provided with the long banding U type bellying of a plurality of on the lower surface of top panel, and this U type bellying is relative has a long banding depressed part on the surface respectively. The utility model discloses a convenient installation of house stair's integration is avoided assembling marking time through modes such as welding at the job site, has simplified the assembly process, has improved the speed of assembly.

Description

Stair unit of modular assembly type building

Technical Field

The utility model relates to a building field especially relates to stair unit of modularization assembly type structure.

Background

In recent years, with the continuous improvement of living standard of people, the requirements of people on building speed, building cost, construction quality, energy conservation, environmental protection and the like in the building industry such as houses and the like are also continuously improved, and in order to save resources and energy, reduce construction pollution, improve labor production efficiency and quality safety level, develop green buildings and advanced construction modes, the nation advocates a modern assembly type building system from 2016. By adopting the assembly type structure, the standardized design, the factory production, even the product production, the assembly construction, the integrated decoration, the information management and the intelligent application can be realized, the construction efficiency is effectively improved, the cost is reduced, the energy and the resource are saved, the construction waste and the adverse effect on the environment are reduced, the technical level and the engineering quality are improved, and the transformation and the upgrade of the construction industry are promoted.

However, as the foundation of the prefabricated building field is weak and starts late in China, the traditional prefabricated staircase mode is adopted in the stairway of the existing prefabricated building, the stairway is divided into three parts, namely a rest board, a stair beam and a stair section, in a factory according to the floor height and the size of a stairway, and then prefabricated components are respectively prefabricated in the factory and assembled and welded during construction, so that on one hand, one component is decomposed into three parts, the workload of pouring and construction is increased, and further the manufacturing and construction cost is increased, on the other hand, the disassembled stairway component is not a standard product, the mold is still adjusted independently according to the floor height and the size of the stairway to be poured independently, and still is a customized product, and the cost remains high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stair unit of modularization assembly type structure, this stair unit of modularization assembly type structure have realized the convenient installation of integration of house stair, avoid assembling marking time through modes such as welding at the job site, have simplified assembly process, have improved the speed of assembly.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a stair unit of a modular assembly type building comprises an upper platform, a lower platform, a rest platform positioned between the upper platform and the lower platform and a plurality of stair components, wherein one end of each stair component is connected with the rest platform, and the other end of each stair component is connected with the upper platform or the lower platform;

the stair component further comprises two supporting plates and a plurality of step plates, wherein the two supporting plates and the step plates are arranged face to face, two ends of each step plate are respectively connected with the inner surfaces of the two supporting plates, and the step plates are sequentially and downwards lapped in an inclined shape;

a connecting plate is arranged on the surface of each of the two support plates, which is opposite to each other, the connecting plate is arranged at the upper end part of each support plate, the front end of the connecting plate is provided with a first flanging part which is bent towards the direction opposite to the support plates, and the first flanging part is perpendicular to the support plates and is fixedly connected with an upper-layer platform or a rest platform;

the rest platform further comprises a bottom supporting beam group and a top panel arranged above the bottom supporting beam group, a plurality of long-strip-shaped U-shaped protruding parts are arranged on the lower surface of the top panel at intervals, and long-strip-shaped concave parts are respectively arranged on the surfaces opposite to the U-shaped protruding parts.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the cross-sectional shape of the recessed portion is a semicircle.

2. In the above scheme, the step plates further comprise a horizontal panel and a vertical panel, and in two adjacent step plates, the horizontal panel of one step plate is overlapped with the vertical panel of the other step plate.

3. In the above scheme, two ends of the horizontal panel are respectively provided with a first bending part, and the first bending parts are in contact with the support panel and are fixedly connected through a plurality of bolts.

4. In the scheme, the two ends of the vertical panel are respectively provided with a second bending part, and the second bending parts are in contact with the surface of the supporting plate and are fixedly connected through a plurality of bolts.

5. In the above scheme, the lower ends of the two support plates of the stair component, the lower ends of which are connected with the rest platform, are respectively provided with a support piece.

6. In the above scheme, the supporting member is a U-shaped supporting tube.

7. In the above scheme, the stair component with the lower end connected with the rest platform is connected with the rest platform through a connecting piece.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses modular assembly type building's stair unit, it has realized the full assembled design of house stair structure, only needs to use simple accessories such as screw at the job site, can realize the equipment to house stair, avoids assembling marking time through modes such as welding at the job site, has simplified the assembly process, has improved the speed of assembly, has realized the convenient installation of the integration of house stair; in addition, through the interval setting of U type bellying on the top panel, increase the structural strength of top panel when not increasing top panel thickness, strengthened the bonding strength between top panel and its below filler (like the concrete) simultaneously, and the setting of depressed part is then further strengthened its and filler's bonding strength when further strengthening top panel structural strength to the holistic structural strength and the stability of stair have been strengthened.

Drawings

Fig. 1 is a schematic structural view of a stair unit of the modular assembly type building of the present invention;

fig. 2 is a schematic partial structural view of a stair unit of the modular assembly type building of the present invention;

FIG. 3 is a schematic structural view of a step plate in a stair unit of the modular assembly type building of the present invention;

fig. 4 is a schematic view of a partial structure of a stair unit of the modular assembly type building of the present invention;

fig. 5 is the utility model discloses the partial structure schematic diagram of rest platform in assembled building's stair unit.

In the above drawings: 1. an upper stage; 2. a lower stage; 3. a resting platform; 31. a bottom support beam set; 32. a top panel; 321. a U-shaped boss; 322. a recessed portion; 4. a stair assembly; 41. a support plate; 42. a step plate; 421. a horizontal panel; 422. a vertical panel; 423. a first bending portion; 424. a second bending portion; 43. a connecting plate; 44. a first burring; 47. a support member; 48. a connecting member; 482. a bridging plate; 483. the outer fishplate bar.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: a stair unit of a modular assembly type building comprises an upper platform 1, a lower platform 2, a rest platform 3 and a plurality of stair components 4, wherein the rest platform 3 is positioned between the upper platform 1 and the lower platform 2, one end of each stair component 4 is connected with the rest platform 3, and the other end of each stair component 4 is connected with the upper platform 1 or the lower platform 2;

the stair component 4 further comprises two support plates 41 and a plurality of step plates 42 which are arranged face to face, two ends of each step plate 42 are respectively connected with the inner surfaces of the two support plates 41, and the step plates 42 are sequentially and downwards overlapped in an inclined manner;

a connecting plate 43 is arranged on the surface of each of the two support plates 41 which is opposite to each other, the connecting plate 43 is arranged at the upper end part of the support plate 41, the front end of the connecting plate 43 is provided with a first flanging part 44 which is bent towards the direction opposite to the support plate 41, and the first flanging part 44 is perpendicular to the support plate 41 and is fixedly connected with the upper-layer platform 1 or the resting platform 3;

the resting platform 3 further comprises a bottom supporting beam group 31 and a top panel 32 installed above the bottom supporting beam group 31, wherein a plurality of strip-shaped U-shaped protrusions 321 are arranged on the lower surface of the top panel 32 at intervals, and strip-shaped recesses 322 are respectively arranged on the surfaces opposite to the U-shaped protrusions 321.

The cross section of the recess 322 is semicircular; the step plates 42 further include a horizontal panel 421 and a vertical panel 422, and in two adjacent step plates 42, the horizontal panel 421 of one step plate 42 is overlapped with the vertical panel 422 of the other step plate 42;

two ends of the horizontal panel 421 are respectively provided with a first bending portion 423, and the first bending portion 423 is in surface contact with the supporting plate 41 and is fixedly connected with the supporting plate through a plurality of bolts; the two ends of the vertical panel 422 are respectively provided with a second bending part 424, and the second bending part 424 is in surface contact with the supporting plate 41 and is fixedly connected with the supporting plate through a plurality of bolts.

Example 2: a stair unit of a modular assembly type building comprises an upper platform 1, a lower platform 2, a rest platform 3 and a plurality of stair components 4, wherein the rest platform 3 is positioned between the upper platform 1 and the lower platform 2, one end of each stair component 4 is connected with the rest platform 3, and the other end of each stair component 4 is connected with the upper platform 1 or the lower platform 2;

The lower ends of the two support plates 41 of the stair component 4, the lower ends of which are connected with the rest platform 3, are respectively provided with a support piece 47; the supporting member 47 is a U-shaped supporting pipe; the stair component 4 with the lower end connected with the rest platform 3 is connected with the rest platform 3 through a connecting piece 48;

the connecting member 48 includes end plates 481 respectively connected to the inner surfaces of the two support plates 41, a bridge plate 482 connecting the two end plates 481, and an outer connecting plate 483 connected to the bridge plate 482, and the outer connecting plate 483 is fixedly connected to the resting platform 3.

When the stair unit of the modular assembly type building is adopted, the fully-assembled design of the building stair structure is realized, the building stair can be assembled only by using simple accessories such as screws and the like on a construction site, the steps are prevented from being assembled in the construction site in modes such as welding and the like, the assembly process is simplified, the assembly speed is increased, and the integrated convenient installation of the building stair is realized;

in addition, through the interval setting of U type bellying on the top panel, increase the structural strength of top panel when not increasing top panel thickness, strengthened the bonding strength between top panel and its below filler (like the concrete) simultaneously, and the setting of depressed part is then further strengthened its and filler's bonding strength when further strengthening top panel structural strength to the holistic structural strength and the stability of stair have been strengthened.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A modular assembly building's stair unit which characterized in that: the stair assembly comprises an upper-layer platform (1), a lower-layer platform (2), a rest platform (3) and a plurality of stair assemblies (4), wherein the rest platform (3) is positioned between the upper-layer platform (1) and the lower-layer platform (2), one end of each stair assembly (4) is connected with the rest platform (3), and the other end of each stair assembly (4) is connected with the upper-layer platform (1) or the lower-layer platform (2);

the stair component (4) further comprises two support plates (41) arranged face to face and a plurality of step plates (42), two ends of each step plate (42) are respectively connected with the inner surfaces of the two support plates (41), and the step plates (42) are sequentially and downwards overlapped in an inclined manner;

a connecting plate (43) is arranged on the surface of each of the two support plates (41) which is opposite to each other, the connecting plate (43) is arranged at the upper end part of the support plate (41), the front end of the connecting plate (43) is provided with a first flanging part (44) which is bent towards the direction opposite to the support plate (41), and the first flanging part (44) is perpendicular to the support plate (41) and is fixedly connected with the upper-layer platform (1) or the rest platform (3);

rest platform (3) further include end support beam group (31) and install top panel (32) in end support beam group (31) top, the interval is provided with the rectangular form bellying (321) of a plurality of on the lower surface of top panel (32), has a rectangular form depressed part (322) on the relative surface of this U type bellying (321) respectively.

2. The stair unit of a modular fabricated building according to claim 1, wherein: the cross-sectional shape of the recess (322) is semicircular.

3. The stair unit of a modular fabricated building according to claim 1, wherein: the step plates (42) further comprise a horizontal panel (421) and a vertical panel (422), and in the two adjacent step plates (42), the horizontal panel (421) of one step plate (42) is overlapped with the vertical panel (422) of the other step plate (42).

4. The stair unit of a modular fabricated building according to claim 3, wherein: two ends of the horizontal panel (421) are respectively provided with a first bending part (423), and the first bending parts (423) are in surface contact with the supporting plate (41) and are fixedly connected through a plurality of bolts.

5. The stair unit of a modular fabricated building according to claim 3 or 4, wherein: two ends of the vertical panel (422) are respectively provided with a second bending part (424), and the second bending parts (424) are in surface contact with the support plate (41) and are fixedly connected through a plurality of bolts.

6. The stair unit of a modular fabricated building according to claim 1, wherein: the lower ends of the two support plates (41) of the stair component (4) of which the lower end is connected with the rest platform (3) are respectively provided with a support piece (47).

7. The stair unit of a modular fabricated building according to claim 6, wherein: the supporting piece (47) is a U-shaped supporting pipe.

8. The stair unit of a modular fabricated building according to claim 1, 6 or 7, wherein: the lower end of the stair component (4) connected with the rest platform (3) is connected with the rest platform (3) through a connecting piece (48).