CN211143547U

CN211143547U - Assembled stair for building

Info

Publication number: CN211143547U
Application number: CN201921285526.3U
Authority: CN
Inventors: 张玉洁; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-07-31
Anticipated expiration: 2029-08-09

Abstract

The utility model belongs to the technical field of assembly buildings, in particular to an assembly type stair for buildings, which comprises two wall surfaces which are symmetrically arranged and a stair section in a ladder shape; the top and the bottom of the stair section are connected with a raised platform A plate, the raised end of the platform A plate is embedded into the inner wall of the wall surface, a platform B plate embedded into the wall surface is fixed on the same plane of the platform A plate in parallel, and a bearing cross rod penetrates through the interior of the platform A plate and the platform B plate; the platform plate gusset plate of connecting the platform plate is installed in the outer side of the adjacent surface, concrete is poured in the inner cavity of the platform plate gusset plate to coat the force-bearing cross rod, the platform plate after the connection is completed is integrally subjected to trampling, the impact force is distributed and transmitted to the rod pin by the force-bearing cross rod, the joint cannot be loosened, the potential safety hazard is reduced, the detachable stair panel is installed on the stair section, the weight of the assembled stair is reduced, and the hoisting work is facilitated.

Description

Assembled stair for building

Technical Field

The utility model relates to an assembly building technical field especially relates to an assembled stair for building.

Background

The fabricated building refers to a building fabricated by prefabricated members. The building has the advantages of high building speed, small restriction by climatic conditions, labor saving, effective improvement of building quality, simplified installation steps of the assembled stairway and construction speed improvement.

The technical problems in the prior art are as follows:

1. the adjacent platform plates of the assembled stair need to be spliced, the integral bearing performance of the spliced platform plates directly influences the use safety of the stair, the integral platform plates are reinforced in the prior art, the joints are fixedly spliced through angle iron pieces, the fixing mode is simple, and the potential safety hazard of looseness of the angle iron pieces exists under long-time treading;

2. the ladder panel of current assembled stair pours for direct integrated into one piece, and the whole weight of stair is big, has the inconvenient problem of hoist and mount.

In order to solve the problem, the application provides a fabricated stair for building.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an assembled stair for building, the utility model discloses a built-in cavity that runs through of landing slab is used for the load horizontal pole to insert, adopt the load horizontal pole to insert the both ends that run through adjacent two sets of landing slabs between the landing slab on the adjacent plane, cooperation pole round pin consolidates, the concrete is pour to the landing slab gusset plate of centre gripping between the landing slab, carry out the cladding to the load horizontal pole, the installation is simple, the hidden danger that leads to the angle bar not hard up has been solved and has been trampled, promote the stability of landing slab integral erection, the ladder panel that can dismantle is installed in the stair section, alleviate the weight of assembled stair, the going on of convenient hoist and mount work.

(II) technical scheme

In order to solve the problems, the utility model provides an assembly type staircase for buildings, which comprises two wall surfaces which are symmetrically arranged and a stair section in a ladder shape;

the top and the bottom of the stair section are connected with a convex platform A plate, the convex end of the platform A plate is embedded into the inner wall of the wall surface, a platform B plate embedded into the wall surface is fixed on the same plane of the platform A plate in parallel, a bearing cross rod penetrates through the inside of the platform A plate and the platform B plate, a platform plate reinforcing plate used for pouring concrete is arranged on the outer side of the bearing cross rod, and an annular rod pin is fixed at one end of the bearing cross rod penetrating through the platform A plate and the platform B plate;

hollow platform roof beam slot has been seted up to the inside bottom of A platform board, the bottom of platform roof beam slot is fixed with the platform roof beam, the top of platform roof beam seted up with the post is inserted to the inside cavity assorted platform roof beam of platform roof beam slot, A platform board with the platform roof beam passes through platform roof beam slot with the post is inserted to the platform roof beam and is pegged graft fixedly.

Preferably, three groups of force bearing cross rods penetrate through the joint of the platform A board and the platform B board.

Preferably, the upper surface of the stair sections is provided with a sunken groove, L-shaped angle irons are fixed at corners in the groove, and stair panels matched with the groove are clamped at the corners of the four angle irons.

Preferably, the top of the stair sections is provided with an inwards concave railing groove, and a guardrail is embedded in the railing groove.

Preferably, the number of the platform beam slots is two, and the two sets of platform beam slots are correspondingly arranged at one end of the platform A plate close to the stair sections.

Preferably, the outer wall of the stair sections is provided with a plurality of hoisting holes.

Preferably, the stair sections are composed of a plurality of sequentially ascending stair surfaces.

The above technical scheme of the utility model has following profitable technological effect:

1. the outer sides of the adjacent surfaces are provided with the platform plate reinforcing plates for connecting the platform plates, concrete is poured in the inner cavities of the platform plate reinforcing plates to coat the force-bearing cross rods, and when the connected platform plates are integrally treaded, impact force is distributed and transmitted to the rod pins by the force-bearing cross rods, so that the connecting parts cannot be loosened, and potential safety hazards are reduced;

2. the detachable stair panels are installed on the stair sections, so that the weight of the assembled stair is reduced, and the hoisting work is facilitated.

Drawings

Fig. 1 is the utility model provides a structural schematic of assembled stair for building.

Fig. 2 is the utility model provides a A landing slab and B landing slab connection structure schematic diagram in assembled stair for building.

Fig. 3 is the utility model provides a stair section structural sketch map in assembled stair for building.

Fig. 4 is the utility model provides an enlarged schematic view of a structure in assembled stair for building.

Reference numerals:

1. a wall surface; 2. a stair section; 3. a, a platform plate; 4. a platform beam; 5. a guardrail; 6. b, a platform plate; 7. a platform plate reinforcing plate; 8. a force bearing cross bar; 9. a bar pin; 10. a platform beam slot; 11. a railing slot; 12. angle iron; 13. a ladder panel; 14. the platform beam inserts the post.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the assembled stairway for buildings provided by the utility model comprises two wall surfaces 1 and a stair-shaped stair section 2 which are symmetrically arranged;

the top and the bottom of the stair section 2 are connected with a convex A platform plate 3, the convex end of the A platform plate 3 is embedded into the inner wall of the wall surface 1, a B platform plate 6 embedded into the wall surface 1 is fixed on the same plane of the A platform plate 3 in parallel, bearing cross rods 8 penetrate through the insides of the A platform plate 3 and the B platform plate 6, three groups of bearing cross rods 8 penetrate through the joint of the A platform plate 3 and the B platform plate 6, a platform plate reinforcing plate 7 for pouring concrete is arranged on the outer side of each bearing cross rod 8, and an annular rod pin 9 is fixed at one end of each bearing cross rod 8 penetrating through the A platform plate 3 and the B platform plate 6;

hollow platform beam slot 10 has been seted up to the inside bottom of A platform board 3, and the quantity of platform beam slot 10 is two sets of, and two sets of platform beam slot 10 correspond and install the one end that is close to stair section 2 at A platform board 3.

In an optional embodiment, the outer wall of the stair section 2 is provided with a plurality of hoisting holes, and the outer wall of the stair section 2 is provided with hoisting holes for inserting hoisting pieces for auxiliary hoisting.

In an alternative embodiment, the stair section 2 consists of several sequentially ascending stair treads, in this embodiment the stair section 2 consists of ten stair treads.

In an alternative embodiment, the top of the stair sections 2 is provided with a concave railing slot 11, the guardrail 5 is embedded inside the railing slot 11, and the guardrail 5 is fixedly installed at two ends of the upper surface of the stair sections 2 by inserting the bottom of the guardrail 5 into the railing slot 11.

It should be noted that: the bottom layer and the top layer of stair set up an A landing slab 3 alone or set up a B landing slab 6 alone, and top layer and bottom are not connected B landing slab 6 through A landing slab 3 and are constituteed whole landing slab.

The utility model discloses in, with the end to end of two sets of stair sections 2, the attached B landing slab 6 of A landing slab 3, run through the cavity in the attached B landing slab 6 of A landing slab 3 with load horizontal pole 8 in proper order, will expose the load horizontal pole 8 that stands the terminal surface back to the body at A landing slab 3 and B landing slab 6 and insert pole round pin 9 and consolidate, landing slab gusset plate 7 at looks adjacent face outside erection joint landing slab, carry out the cladding with concrete placement in 7 inner chambers of landing slab gusset plate 8 to load horizontal pole, the landing slab after the connection is accomplished is whole when bearing and trample, the impact force is transmitted to pole round pin 9 department by 8 distributions of load horizontal pole, the junction can not appear becoming flexible, reduce the potential safety hazard.

As shown in fig. 3, a recessed groove is formed in the upper surface of the stair section 2, L-shaped angle irons 12 are fixed at the corners in the groove, and stair panels 13 matched with the groove are clamped at the corners of the four angle irons 12.

It should be noted that, the split type design of stair panel 13 and stair section 2 can be accomplished the back at the hoist and mount of stair section 2, inserts the sunken inslot of stair section 2 through

stair panel

13, and 13 four corners of connecting stair panel through the angle bar 12 of corner are consolidated, accomplish whole equipment, convenient hoist and mount.

As shown in fig. 4, the platform beam 4 is fixed at the bottom of the platform beam slot 10, the platform beam insertion column 14 matched with the internal cavity of the platform beam slot 10 is arranged at the top of the platform beam 4, and the a platform plate 3 and the platform beam 4 are inserted and fixed through the platform beam slot 10 and the platform beam insertion column 14.

It should be noted that the platform beam insert column 14 supports the platform plate 3 a in an inserting manner, and a reinforcing pin bolt is inserted into the joint;

when the stairs are N layers:

1. the bottom of a platform beam 4 of the N layers of platform plates is arranged on the upper surface of the N-1 layers of platform plates;

2. the bottom layer platform plate is contacted with the bottom of the ground end and is not provided with the platform beam 4.

As an example, when the stair level is N ═ 3, the platform beam 4 at the bottom of the 3-level stair landing slab is mounted on the upper surface of the 2-level landing slab, that is, the platform beam 4 at the bottom of the 3-level a landing slab 3 is mounted on the upper surface of the 2-level a landing slab 3; platform roof beam 4 of 6 bottoms in 3 layers of B landing slabs is installed at the upper surface of 2 layers of

B landing slabs

6, and 2 layers of landing slabs's platform roof beam 4 fixed mode is the same with above-mentioned mounting means, and the junction that 1 layer of landing slab bottom contacted ground does not set up the platform roof beam, and the platform roof beam 4 of the A landing slab 3 of 1 layer of landing slab middle part corner and the 6 bottoms of B landing slab is direct and ground contact.

The utility model discloses a theory of operation, the end to end of two sets of stair sections 2 will be connected, A landing slab 3 and B landing slab 6 insert wall 1 respectively and fix, the attached B landing slab 6 of A landing slab 3, run through the cavity in the attached B landing slab 6 of A landing slab 3 in proper order with load horizontal pole 8, load horizontal pole 8 that will expose at A landing slab 3 and B landing slab 6 back of the body terminal surface inserts the pole round pin 9 and consolidates, landing slab gusset plate 7 at the looks outside erection joint landing slab, carry out the cladding with concrete placement in 7 inner chambers of landing slab gusset plate 8 to load horizontal pole 8, accomplish the back at the hoist and mount of stair section 2, insert the sunken inslot of stair section 2 through

stair panel

13, 13 four corners of connecting the stair panel through the angle bar 12 of corner are consolidated, accomplish the whole equipment, convenient hoist and mount.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An assembled stair for buildings is characterized by comprising two wall surfaces (1) and a stair-shaped stair section (2) which are symmetrically arranged;

the concrete wall is characterized in that the top and the bottom of the stair section (2) are connected with a convex platform A plate (3), one convex end of the platform A plate (3) is embedded into the inner wall of the wall surface (1), a platform B plate (6) embedded into the wall surface (1) is fixed on the same plane of the platform A plate (3) in parallel, a bearing cross rod (8) penetrates through the interiors of the platform A plate (3) and the platform B plate (6), a platform plate reinforcing plate (7) used for pouring concrete is arranged on the outer side of the bearing cross rod (8), and an annular rod pin (9) is fixed at one end, penetrating through the platform A plate (3) and the platform B plate (6), of the bearing cross rod (8);

hollow platform beam slot (10) have been seted up to the inside bottom of A platform board (3), the bottom of platform beam slot (10) is fixed with platform roof beam (4), the top of platform roof beam (4) seted up with the inside cavity assorted platform roof beam of platform beam slot (10) inserts post (14), A platform board (3) with platform roof beam (4) pass through platform beam slot (10) with the post (14) are inserted to the platform roof beam is pegged graft fixedly.

2. The fabricated stairway for buildings as claimed in claim 1, wherein three sets of the force bearing cross bars (8) penetrate through the joints of the A platform board (3) and the B platform board (6).

3. The assembled stairway for buildings as claimed in claim 1, wherein the upper surface of the stair sections (2) is provided with a concave groove, L-shaped angle irons (12) are fixed at the corners inside the groove, and ladder panels (13) matched with the groove are clamped at the corners of the four angle irons (12).

4. The assembled stair for building as claimed in claim 1, wherein the stair sections (2) are provided with recessed railing grooves (11) at the top, and guardrails (5) are embedded in the railing grooves (11).

5. The fabricated stairway for buildings according to claim 1, characterized in that the number of the platform beam slots (10) is two, and two sets of platform beam slots (10) are correspondingly installed at one end of the a-platform plate (3) close to the stairway section (2).

6. The assembly type staircase for buildings according to claim 1, characterized in that the outer wall of the staircase sections (2) is provided with a plurality of hoisting holes.

7. Assembled stairway for construction according to claim 1, characterised in that the stair section (2) consists of several successively rising stair treads.