CN220814619U - Frame type prefabricated stair assembling structure - Google Patents
Frame type prefabricated stair assembling structure Download PDFInfo
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- CN220814619U CN220814619U CN202322627429.0U CN202322627429U CN220814619U CN 220814619 U CN220814619 U CN 220814619U CN 202322627429 U CN202322627429 U CN 202322627429U CN 220814619 U CN220814619 U CN 220814619U
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- prefabricated
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- floor
- stair
- assembling structure
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- 241000283690 Bos taurus Species 0.000 claims description 11
- 239000004567 concrete Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000011178 precast concrete Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 27
- 238000000034 method Methods 0.000 description 8
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses a frame type prefabricated stair assembly structure, which comprises prefabricated stair plates (5) which are arranged up and down symmetrically, wherein two ends of each prefabricated stair plate (5) are respectively arranged above a prefabricated half-platform side beam (3) and a prefabricated floor middle beam (2), the outer end of each prefabricated stair plate (5) is provided with a prefabricated platform plate (4), and two ends of each prefabricated platform plate (4) are respectively arranged above the prefabricated floor middle beam (2) and the prefabricated floor side beam (1). The utility model has the characteristics of simple structure and capability of meeting the vertical traffic requirement during construction and the use requirement of the stairway after completion.
Description
Technical Field
The utility model relates to a prefabricated stair structure, in particular to a frame type prefabricated stair assembling structure.
Background
With the decrease of population growth rate, the shortage of labor force is becoming more serious, and the application of prefabricated building is becoming more widespread. However, construction of a vertical channel for construction before hoisting construction of a prefabricated stairway in a prefabricated building is always a difficult point, and the stairway occupies a large space due to the existence of a platform beam and a plate, so that the influence on prefabrication and installation is large. In the construction process of the prefabricated stairway at present, a scaffold is generally erected to serve as a temporary construction channel for vertical traffic, and the scaffold is removed after construction is completed. Therefore, the scaffold is used as a temporary channel, so that the cost is increased, the construction period is prolonged, a large space is occupied, and certain potential safety hazards are provided.
Disclosure of utility model
The utility model aims to provide a frame type prefabricated stair assembling structure. The utility model has the characteristics of simple structure and capability of meeting the vertical traffic requirement during construction and the use requirement of the stairway after completion.
The technical scheme of the utility model is as follows: the utility model provides a structure is assembled to frame-type prefabricated staircase, includes the prefabricated staircase board that upper and lower symmetry set up, and prefabricated half platform boundary beam and the top of prefabricated floor boundary beam are arranged in respectively at prefabricated staircase board's both ends, and prefabricated platform board's outer end is equipped with prefabricated platform board, and prefabricated platform board's both ends are arranged in the top of prefabricated floor boundary beam and prefabricated floor boundary beam respectively.
In the foregoing structure is assembled to frame-type prefabricated staircase, prefabricated staircase board includes stair sloping platform and is located stair sloping platform both ends and outwards extends first platform and second platform, and the first platform interconnect of the prefabricated staircase board of symmetry from top to bottom, first platform and prefabricated half platform boundary beam are connected, and the second platform is connected with prefabricated platform board, and the prefabricated floor center sill is located the below of second platform and prefabricated platform board junction.
In the frame type prefabricated stair assembling structure, the first platform is located at the elevation of the half platform, and the second platform is located at the elevation of the storey.
In the frame type prefabricated stair assembly structure, the frame type prefabricated stair assembly structure further comprises frame columns, frame beams, and main beams and secondary beams which are located on two sides of a floor.
In the frame type prefabricated stair assembly structure, the prefabricated half-platform side beams are full-prefabricated stair platform beams, and the prefabricated half-platform side beams are connected with the frame columns through corbels.
In the frame type prefabricated stair assembly structure, the prefabricated floor side beams are full-prefabricated concrete secondary beams, and two ends of the prefabricated floor side beams are connected with the main beams and/or the secondary beams through cattle plates or notches.
In the frame type prefabricated stair assembly structure, the prefabricated floor middle beam is a full-prefabricated concrete secondary beam, and two ends of the prefabricated floor middle beam are connected with the main beam and/or the secondary beam through the cattle carrier plates or gaps on the beams.
In the frame type prefabricated staircase assembling structure, the leveling embedded part is arranged at the bottom of the cattle and arm plate.
In the frame type prefabricated stair assembly structure, the gap between the prefabricated stair plates and the prefabricated platform plates is filled with concrete.
In the frame type prefabricated stair assembly structure, the prefabricated floor boundary beams and the prefabricated floor center beams are connected with the prefabricated platform boards and the prefabricated stair boards through steel bars or/and bolts.
In the frame type prefabricated stair assembly structure, the prefabricated stair plates are all prefabricated stair plates.
Compared with the prior art, the utility model has the beneficial effects that:
The prefabricated staircase assembling structure not only meets the use requirement of the completed staircase, but also provides a safe and reliable temporary construction channel for the construction of the stairwell, meets the requirement of vertical traffic during construction, and ensures the safe and stable use requirement of the staircase in an elevator shaft.
The utility model omits the traditional working procedures of setting up and dismantling the scaffold in the construction process, realizes the unsupported construction of the stairway, optimizes the working procedures of construction, reduces the construction occupied space of the stairway, improves the safety in the construction process, saves the construction material cost and shortens the construction period of the stairway.
The adopted full precast beam reduces the procedures of laying reinforcing steel bars on site and casting the superposed layers in situ, is beneficial to improving the construction efficiency and shortening the construction period.
The utility model has the advantages of simple structure, clear stress, convenient installation, less field wet operation workload during construction and improved construction efficiency.
Drawings
FIG. 1 is a schematic overall structure of embodiment 1;
FIG. 2 is a schematic illustration of the connection of a frame column to a prefabricated staircase;
FIG. 3 is a schematic view of the structure of the prefabricated staircase board of embodiment 1;
Fig. 4 is a schematic structural diagram of a prefabricated half-platform side beam and a frame column according to embodiment 1;
FIG. 5 is a schematic view of the structure of the prefabricated floor side rail and main beam of example 1;
FIG. 6 is a schematic view of a partial enlarged structure at A in FIG. 1;
fig. 7 is a schematic view of the structure of the prefabricated floor side rail and main beam of example 2.
The marks in the drawings are: 1. prefabricating floor side beams; 12. a cattle carrier plate; 13. leveling the buried piece; 14. a notch; 2. prefabricating a floor middle beam; 3. prefabricating a half platform side beam; 31. a bracket; 32. a frame column; 321. a frame beam; 33. a main beam; 34. a secondary beam; 4. prefabricating a platform plate; 5. prefabricating stair boards; 51. stair ramp; 52. a first platform; 53. a second platform; 6. concrete; 61. reinforcing steel bars; 62. and (5) a bolt.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1:
As shown in fig. 1, the frame type prefabricated staircase assembling structure comprises prefabricated staircase plates 5 which are arranged in an up-down symmetrical mode, wherein two ends of each prefabricated staircase plate 5 are respectively arranged above a prefabricated half-platform boundary beam 3 and a prefabricated floor middle beam 2, the outer ends of the prefabricated staircase plates 5 are provided with prefabricated platform plates 4, and two ends of each prefabricated platform plate 4 are respectively arranged above the prefabricated floor middle beam 2 and the prefabricated floor boundary beam 1.
As shown in fig. 2, the frame posts 32, frame beams 321, and main beams 33 and sub beams 34 located on both sides of the storey are also included.
As shown in fig. 3, the prefabricated staircase board 5 includes a staircase inclined platform 51, and a first platform 52 and a second platform 53 which are positioned at two ends of the staircase inclined platform 51 and extend outwards, the first platforms 52 of the prefabricated staircase boards 5 which are symmetrical up and down are connected with each other, the first platforms 52 are connected with the prefabricated half-platform boundary beams 3, the second platforms 53 are connected with the prefabricated platform boards 4, and the prefabricated floor center sill 2 is positioned below the connection position of the second platforms 53 and the prefabricated platform boards 4.
The first platform 52 is located at half-platform elevation and the second platform 53 is located at floor elevation.
As shown in fig. 4, the prefabricated half-platform side beam 3 is a full-prefabricated stair platform beam, and the prefabricated half-platform side beam 3 is connected with the frame column 32 through the bracket 31.
As shown in fig. 5, the prefabricated floor side beam 1 is a full-prefabricated concrete secondary beam, and two ends of the prefabricated floor side beam 1 are connected with the main beam 33 and/or the secondary beam 34 through the cattle carrier 12.
The precast floor center sill 2 is a full precast concrete secondary beam, and two ends of the precast floor center sill 2 are connected with a main beam 33 and/or a secondary beam 34 through a cattle load plate 12. The cattle carrier plate can realize the unsupported construction, and the structure is stable and firm.
The bottom of the cattle arm plate 12 is provided with a leveling embedded part 13.
The gap between the prefabricated staircase board 5 and the prefabricated landing board 4 is filled with concrete 6. The concrete 6 is mortar or fine stone concrete.
As shown in fig. 6, the precast floor side beams 1 and precast floor center beams 2 are connected with the precast landing boards 4 and the precast stair boards 5 through bolts 62 or/and steel bars 61 reserved in the beams. And the embedded bolts 62 or the steel bars 61 are adopted for dry connection, so that the construction procedures are reduced, and the construction efficiency is improved.
The prefabricated staircase board 5 is a full prefabricated staircase board.
When the installation of the embodiment 1 is carried out, the construction process is as follows:
(1) Installing the factory prefabricated or cast-in-situ column of the layer, and rechecking the elevation, the positioning and the verticality of the column;
(2) Installing the factory prefabricated or cast-in-situ beam of the layer, and rechecking the elevation and positioning of the beam;
(3) Hoisting the lower precast floor boundary beam 1 and the precast floor center beam 2, and rechecking the elevation and positioning of the beams;
(7) Hoisting a lower prefabricated platform plate 4;
(4) Hoisting the precast half-platform boundary beam 3 of the layer, and rechecking the elevation and positioning of the beam;
(5) Hoisting the first stair running prefabricated stair board 5 of the layer;
(6) Hoisting the precast floor boundary beam 1 and the precast floor center beam 2, and rechecking the elevation and positioning of the beams;
(7) Hoisting the layer of prefabricated platform boards 4;
(8) And hoisting the second stair running prefabricated stair board 5.
(9) Constructing a safety protection railing;
repeating the steps (1) - (9).
Example 2:
this embodiment is substantially the same as embodiment 1 except that: as shown in fig. 7, the prefabricated floor side beam 1 is a full-prefabricated concrete secondary beam, and two ends of the prefabricated floor side beam 1 are connected with the main beam 33 and/or the secondary beam 34 through the notch 14 on the beam.
The precast floor side beam 1 is a full precast concrete secondary beam, and both ends of the precast floor side beam 1 are connected with the main beam 33 and/or the secondary beam 34 through the notch 14 on the beam.
The connection of breach can realize the construction of no support, and simple to operate saves time.
The utility model is not described in detail in the prior art and is not specifically described herein.
Claims (10)
1. The utility model provides a structure is assembled to frame-type prefabricated staircase which characterized in that: including prefabricated staircase board (5) that upper and lower symmetry set up, the top of prefabricated half platform boundary beam (3) and prefabricated floor boundary beam (2) is arranged in respectively at the both ends of prefabricated staircase board (5), and the outer end of prefabricated staircase board (5) is equipped with prefabricated landing board (4), and the top of prefabricated floor boundary beam (2) and prefabricated floor boundary beam (1) is arranged in respectively at the both ends of prefabricated landing board (4).
2. A framed prefabricated staircase assembling structure as claimed in claim 1, wherein: the prefabricated stair tread (5) comprises a stair inclined table (51), and a first platform (52) and a second platform (53) which are positioned at two ends of the stair inclined table (51) and extend outwards, wherein the first platforms (52) of the prefabricated stair tread (5) which are symmetrical up and down are mutually connected, the first platforms (52) are connected with prefabricated half-platform side beams (3), the second platforms (53) are connected with the prefabricated platform boards (4), and the prefabricated floor middle beams (2) are positioned below the connection parts of the second platforms (53) and the prefabricated platform boards (4).
3. A framed prefabricated staircase assembling structure as claimed in claim 2, wherein: the first platform (52) is located at a half-platform elevation, and the second platform (53) is located at a floor elevation.
4. A framed prefabricated staircase assembling structure as claimed in claim 1, wherein: the floor frame further comprises frame columns (32), frame beams (321), and main beams (33) and secondary beams (34) which are positioned on two sides of the floor.
5. A framed prefabricated staircase assembling structure as in claim 4, wherein: the prefabricated half-platform side beam (3) is a full-prefabricated stair platform beam, and the prefabricated half-platform side beam (3) is connected with the frame column (32) through the bracket (31).
6. A framed prefabricated staircase assembling structure as in claim 4, wherein: the precast floor side beam (1) is a full precast concrete secondary beam, and two ends of the precast floor side beam (1) are connected with the main beam (33) and/or the secondary beam (34) through the cattle carrier plate (12) or the notch (14).
7. A framed prefabricated staircase assembling structure as in claim 4, wherein: the precast floor center sill (2) is a full precast concrete secondary beam, and two ends of the precast floor center sill (2) are connected with a main beam (33) or a secondary beam (34) through a cattle carrier plate (12) or a notch (14) on the beam.
8. A frame type prefabricated stairway assembling structure according to claim 6 or 7, wherein: the bottom of the cattle carrier plate (12) is provided with a leveling embedded part (13).
9. A framed prefabricated staircase assembling structure as claimed in claim 1, wherein: the gap between the prefabricated stair plates (5) and the prefabricated platform plates (4) is filled with concrete (6).
10. A framed prefabricated staircase assembling structure as claimed in claim 1, wherein: the precast floor side beams (1), the precast floor center beams (2) are connected with the precast platform boards (4) and the precast stair boards (5) through steel bars (61) or/and bolts (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322627429.0U CN220814619U (en) | 2023-09-26 | 2023-09-26 | Frame type prefabricated stair assembling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322627429.0U CN220814619U (en) | 2023-09-26 | 2023-09-26 | Frame type prefabricated stair assembling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220814619U true CN220814619U (en) | 2024-04-19 |
Family
ID=90678102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322627429.0U Active CN220814619U (en) | 2023-09-26 | 2023-09-26 | Frame type prefabricated stair assembling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220814619U (en) |
-
2023
- 2023-09-26 CN CN202322627429.0U patent/CN220814619U/en active Active
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