CN219033836U - Prefabricated reinforced concrete stair - Google Patents
Prefabricated reinforced concrete stair Download PDFInfo
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- CN219033836U CN219033836U CN202223554098.4U CN202223554098U CN219033836U CN 219033836 U CN219033836 U CN 219033836U CN 202223554098 U CN202223554098 U CN 202223554098U CN 219033836 U CN219033836 U CN 219033836U
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Abstract
The utility model discloses a prefabricated reinforced concrete stair which comprises main body supporting blocks, wherein the tops of the main body supporting blocks are arranged in a step shape, a group of main body step blocks are fixedly connected to the top wall of the main body supporting blocks, a bottom plate is fixedly connected to the lower portion of one side wall of each main body supporting block, a plurality of main body step blocks are arranged in a step shape, a reinforcing frame is fixedly connected to the other side of the top wall of each bottom plate, and two supporting rods are fixedly connected to one side of the top wall of each bottom plate in a front-back symmetrical shape. According to the utility model, through adopting the weight-reducing structural design as a whole, namely, through grooves are formed between the central positions of the front side wall and the rear side wall of the main body step block, when the installation and arrangement work of the whole prefabricated reinforced concrete stair is carried out, the whole prefabricated reinforced concrete stair is convenient and convenient to move and arrange.
Description
Technical Field
The utility model relates to the field of stairs, in particular to a prefabricated reinforced concrete stair.
Background
Stairs are a building design for connecting large vertical distances and are used for traffic connection between floors and when the height difference is large. Stairways have been engraved on cupboards as early as the period of china war, and italian liberated the stairways from the traditional enclosed space in the 15-16 th century, making them a building element with decorative design and shape-rich changes. The principle of stairs is that the vertical distance is divided into small sections, which mainly consists of stairs, rest boards (platforms) and railing handrails (railing boards), and special types of stairs include escalator, folding ladder and the like.
The utility model with the prior art publication number of CN206245619U relates to a prefabricated reinforced concrete stair board, which comprises a concrete stair main body and a steel reinforcement framework arranged in the concrete stair main body, wherein the strength of the stair board is ensured due to the arrangement of the stair step framework and the stair platform framework and the cooperation of a concrete layer; meanwhile, the connecting strength of the stair at the lifting point is guaranteed by the lifting point reinforcing ribs connected to the stair step framework and the lifting point reinforcing rib anti-pulling frame, and meanwhile, the lifting point strength is enhanced, so that the stair plates are convenient to transport through the lifting nails.
However, the above device has the following problems in use: when current prefabricated reinforced concrete stair is used, its whole lack subtracts heavy structural design, carries out the installation of whole prefabricated reinforced concrete stair and arranges the during operation, and its whole prefabricated reinforced concrete stair removes and arranges convenient convenience relatively poor, and current prefabricated reinforced concrete stair lacks multiple support reinforcing structure design in addition, carries out the support during operation of main part prefabricated reinforced concrete stair structure, and its whole durable reliability is relatively poor.
Disclosure of Invention
The utility model aims to solve the technical problem that the existing precast reinforced concrete building lacks of an integral weight-reduction structure design and a multiple supporting and reinforcing structure design.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a precast reinforced concrete stair, including main part supporting shoe, main part supporting shoe top is the echelonment setting and roof fixedly connected with a set of main part ladder piece, main part supporting shoe one side lateral wall below fixedly connected with bottom plate, a set of main part ladder piece is a plurality of and is the echelonment setting, bottom plate roof opposite side fixedly connected with reinforcing frame, bottom plate roof one side is two bracing pieces of fore-and-aft symmetry form fixedly connected with, logical groove has been seted up between both sides wall central point around the main part ladder piece, reinforcing frame and two bracing piece roof fixedly connected with main part supporting shoe.
Through above-mentioned technical scheme, whole prefabricated reinforced concrete stair adopts multiple support reinforcement structure design, is provided with reinforcement frame and supporting rod bottom the main part supporting shoe promptly and supports it and consolidates, carries out the support work of main part prefabricated reinforced concrete stair structure, and its whole durable reliability is better.
The utility model is further provided with: the reinforcing frame is a triangular frame, through holes are formed between the central positions of the front side wall and the rear side wall, the bottom wall of the bottom plate is kept flush with the bottom wall of the main body supporting block, and traction holes are formed between the middle positions of the upper side wall and the lower side wall of one side of the bottom plate.
Through the technical scheme, the through hole plays a role in reducing weight of the reinforcing frame, the integral precast reinforced concrete stair adopts an integrated structural design, and the traction end of the traction structure is matched with the connecting assembly to connect the traction hole so as to carry out traction movement of the integral precast reinforced concrete stair.
The utility model is further provided with: four mounting holes are formed in the outer side of the through groove on the corresponding side between the front side wall and the rear side wall of the main body step block in a cross annular equidistant mode, reinforcing steel bars are fixedly connected to the inner side walls of the mounting holes, the two ends of the reinforcing steel bars are kept flush with the two ends of the main body step block on the corresponding side, an anti-slip pad is fixedly connected to the center position of the top wall of the main body step block, and the anti-slip pad is made of anti-slip rubber.
Through the technical scheme, the weight-reducing structural design is integrally adopted, namely, through grooves are formed between the central positions of the front side wall and the rear side wall of the main body step block, and when the installation and arrangement work of the integral precast reinforced concrete stair is carried out, the integral precast reinforced concrete stair is convenient and good in moving and arrangement convenience.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through adopting a weight-reducing structure design as a whole, namely, through grooves are formed between the central positions of the front side wall and the rear side wall of the main body step block, when the installation and arrangement work of the whole prefabricated reinforced concrete stair is carried out, the whole prefabricated reinforced concrete stair is convenient and convenient to move and arrange;
2. according to the utility model, the integral precast reinforced concrete stair adopts a multiple supporting and reinforcing structure design, namely, the bottom of the main body supporting block is provided with the reinforcing frame and the supporting rod to support and reinforce the main body supporting block, so that the integral precast reinforced concrete stair structure has good durability and reliability when the main body precast reinforced concrete stair structure is supported.
Drawings
FIG. 1 is an overall perspective view of the present utility model;
FIG. 2 is a perspective view of a support structure of the present utility model;
fig. 3 is a perspective view of a body step block of the present utility model.
In the figure: 1. a main body support block; 2. a bottom plate; 3. reinforcing the frame; 4. a through hole; 5. a support rod; 6. a traction hole; 7. a main body step block; 8. a through groove; 9. a mounting hole; 10. reinforcing steel bars; 11. an anti-slip mat.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-3, a prefabricated reinforced concrete stair, including main part supporting shoe 1, main part supporting shoe 1 top is the echelonment setting and roof fixedly connected with a set of main part ladder piece 7, main part supporting shoe 1 one side lateral wall below fixedly connected with bottom plate 2, a set of main part ladder piece 7 is a plurality of and is the echelonment setting, bottom plate 2 roof opposite side fixedly connected with reinforcing frame 3, two bracing pieces 5 of symmetrical form fixedly connected with about bottom plate 2 roof one side is, through groove 8 has been seted up between the both sides wall central point put around main part ladder piece 7, reinforcing frame 3 and two bracing pieces 5 roof fixedly connected with main part supporting shoe 1, whole prefabricated reinforced concrete stair adopts multiple support reinforcing structure design, be provided with reinforcing frame 3 and bracing piece 5 to support it promptly main part supporting shoe 1 bottom, when carrying out the support work of main part prefabricated reinforced concrete stair structure, its whole durable reliability is better.
As shown in fig. 1-3, the reinforcing frame 3 is a triangular frame, a through hole 4 is formed between the central positions of the front side wall and the rear side wall, the bottom wall of the bottom plate 2 is kept flush with the bottom wall of the main body supporting block 1, a traction hole 6 is formed between the middle positions of the upper side wall and the lower side wall of one side of the bottom plate 2, the through hole 4 plays a role in reducing weight of the reinforcing frame 3, the whole prefabricated reinforced concrete stair adopts an integrated structural design, and the traction end of the traction structure is matched with a connecting component to connect the traction hole 6 so as to carry out traction movement of the whole prefabricated reinforced concrete stair.
As shown in fig. 1-3, four mounting holes 9 are formed between the front side wall and the rear side wall of the main body step block 7 and are positioned at the outer side of the through groove 8 at the corresponding side in a cross annular equidistant mode, reinforcing steel bars 10 are fixedly connected to the inner side walls of the mounting holes 9, the two ends of the reinforcing steel bars 10 are kept flush with the two ends of the main body step block 7 at the corresponding side, an anti-slip pad 11 is fixedly connected to the center position of the top wall of the main body step block 7, the anti-slip pad 11 is made of anti-slip rubber, the weight-reducing structural design is integrally adopted, namely the through groove 8 is formed between the center positions of the front side wall and the rear side wall of the main body step block 7, and when the installation and arrangement work of the integral precast reinforced concrete stairway is carried out, the integral precast reinforced concrete stairway is convenient and convenient to move and arrange.
When the integrated prefabricated reinforced concrete stair is used, the integrated prefabricated reinforced concrete stair adopts a multiple supporting and reinforcing structure design, namely, the bottom of the main body supporting block 1 is provided with the reinforcing frame 3 and the supporting rods 5 to support and reinforce the integrated prefabricated reinforced concrete stair, when the main body prefabricated reinforced concrete stair structure is supported, the integrated prefabricated reinforced concrete stair has good overall durability and reliability, the through holes 4 play a role in reducing the weight of the reinforcing frame 3, the integrated prefabricated reinforced concrete stair adopts an integrated structure design, the traction ends of the traction structures are matched with the connecting assemblies to connect the traction holes 6, the traction movement of the integrated prefabricated reinforced concrete stair is performed, in addition, the weight reduction structure design is integrally adopted, namely, through grooves 8 are formed between the central positions of the front side wall and the rear side wall of the main body step block 7, and when the integrated prefabricated reinforced concrete stair is installed and arranged.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The utility model provides a prefabricated reinforced concrete stair, includes main part supporting shoe (1), its characterized in that: the top of the main body supporting block (1) is arranged in a step shape, the top wall of the main body supporting block is fixedly connected with a group of main body step blocks (7), and a bottom plate (2) is fixedly connected below one side wall of the main body supporting block (1);
the main body ladder blocks (7) are arranged in a plurality of steps, the other side of the top wall of the bottom plate (2) is fixedly connected with the reinforcing frame (3), and one side of the top wall of the bottom plate (2) is fixedly connected with two support rods (5) in a front-back symmetrical mode;
a through groove (8) is formed between the center positions of the front side wall and the rear side wall of the main body step block (7), and the main body supporting block (1) is fixedly connected with the top walls of the reinforcing frame (3) and the two supporting rods (5).
2. A precast reinforced concrete stairway according to claim 1, characterised in that: the reinforcing frame (3) is a triangular frame, and a through hole (4) is formed between the center positions of the front side wall and the rear side wall.
3. A precast reinforced concrete stairway according to claim 1, characterised in that: the bottom wall of the bottom plate (2) is kept flush with the bottom wall of the main body supporting block (1).
4. A precast reinforced concrete stairway according to claim 1, characterised in that: traction holes (6) are formed between the middle positions of the upper side wall and the lower side wall of one side of the bottom plate (2).
5. A precast reinforced concrete stairway according to claim 1, characterised in that: four mounting holes (9) are formed in the outer side of the corresponding side through groove (8) between the front side wall and the rear side wall of the main body step block (7) in a cross annular equidistant mode.
6. A precast reinforced concrete stairway according to claim 5, characterised in that: the mounting hole (9) inside wall fixedly connected with reinforcing steel bar (10), reinforcing steel bar (10) both ends keep the parallel and level with its corresponding one side main part ladder piece (7) both ends.
7. A precast reinforced concrete stairway according to claim 1, characterised in that: the anti-skid rubber ladder is characterized in that an anti-skid pad (11) is fixedly connected to the center of the top wall of the main body ladder block (7), and the anti-skid pad (11) is made of anti-skid rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223554098.4U CN219033836U (en) | 2022-12-29 | 2022-12-29 | Prefabricated reinforced concrete stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223554098.4U CN219033836U (en) | 2022-12-29 | 2022-12-29 | Prefabricated reinforced concrete stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219033836U true CN219033836U (en) | 2023-05-16 |
Family
ID=86273873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223554098.4U Active CN219033836U (en) | 2022-12-29 | 2022-12-29 | Prefabricated reinforced concrete stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219033836U (en) |
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2022
- 2022-12-29 CN CN202223554098.4U patent/CN219033836U/en active Active
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