CN115324292B - Assembled fast-assembling stair construction method - Google Patents
Assembled fast-assembling stair construction method Download PDFInfo
- Publication number
- CN115324292B CN115324292B CN202211105914.5A CN202211105914A CN115324292B CN 115324292 B CN115324292 B CN 115324292B CN 202211105914 A CN202211105914 A CN 202211105914A CN 115324292 B CN115324292 B CN 115324292B
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- panel
- beam frame
- stair
- support block
- steel
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 239000004568 cement Substances 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 57
- 239000010959 steel Substances 0.000 claims description 57
- 238000000034 method Methods 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/025—Stairways having stringers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/112—Treads of metal or with an upper layer of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/16—Surfaces thereof; Protecting means for edges or corners thereof
- E04F11/17—Surfaces
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/26—Implements for finishing work on buildings for mounting staircases, e.g. tools for marking steps
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention relates to an assembled fast-assembling stair construction method, which comprises the following steps: step 1: the prefabricated stair beam comprises an inclined left beam and a right beam, wherein a plurality of left supporting blocks corresponding to corresponding steps are arranged on the inner side of the left beam, a plurality of right supporting blocks corresponding to corresponding steps are arranged on the inner side of the right beam, and a section space is reserved between the left supporting blocks and the right supporting blocks; step 2: prefabricating a ladder plate, wherein the ladder plate comprises a panel; step 3: and (3) on-site assembly, namely installing a ladder plate after installing the prefabricated stair beam frame in place, wherein a panel is partially supported by the left support block and the right support block, and the panel is connected with a section space between the left support block and the right support block. The ladder plate and the stair beam frame are manufactured in a split mode, so that the ladder plate can be transported independently and independently, and the ladder plate can be stably fixed by only needing a small amount of cement during on-site assembly. Therefore, by using the construction method of the assembled fast-assembled stair, the stair is lighter and convenient to assemble on site during hoisting.
Description
Technical Field
The invention relates to the technical field of assembly type buildings, in particular to an assembly type fast-assembling stair construction method.
Background
The assembled building is formed by transferring a large amount of field operation work in the traditional building mode to a factory, processing and manufacturing building components and accessories (such as floors, wallboards, stairs, balconies and the like) in the factory, transporting to a building construction site, and assembling and installing the building on site in a reliable connection mode. The prefabricated building mainly comprises a prefabricated concrete structure, a steel structure, a modern wood structure building and the like, and is representative of a modern industrial production mode because standardized design, industrial production, assembly construction, informatization management and intelligent application are adopted.
In the prior art, the traditional assembled stairway comprises a beam frame and a ladder plate which are prefabricated into a whole in a factory, and only need to be hoisted and installed on site. However, the stairway with the structure has the disadvantages that the whole integral member has heavy weight and is extremely inconvenient to carry in the production process. And when the assembly type fast-assembling stairway construction method is transported to the site for installation, the assembly type fast-assembling stairway construction method needs to be developed because the overall weight is heavy and the assembly can be completed only by matching a plurality of persons with a large crane, and the stairway is lighter and convenient for site assembly during lifting.
Disclosure of Invention
The invention aims to solve the technical problems that: overcomes the defects of the prior art, and provides an assembled fast-assembling stair construction method, which is lighter and more convenient in stair hoisting and quick and convenient in site assembly.
The technical scheme adopted for solving the technical problems is as follows: the construction method of the assembled fast-assembled stair comprises the following steps:
Step 1: the prefabricated stair beam comprises an inclined left beam and a right beam, wherein a plurality of left supporting blocks corresponding to corresponding steps are arranged on the inner side of the left beam, a plurality of right supporting blocks corresponding to corresponding steps are arranged on the inner side of the right beam, and a section space is reserved between the left supporting blocks and the right supporting blocks;
step 2: prefabricating a ladder plate, wherein the ladder plate comprises a panel;
Step 3: and (3) on-site assembly, namely installing a ladder plate after installing the prefabricated stair beam frame in place, wherein a panel is partially supported by the left support block and the right support block, and the panel is connected with a section space between the left support block and the right support block.
Preferably, the bottom of the left beam frame and the bottom of the right beam frame are provided with bottom platforms, the tops of the left beam frame and the right beam frame are provided with top platforms, and the top platforms, the bottom platforms, the left beam frame, the right beam frame, the left supporting blocks and the right supporting blocks are prefabricated into a whole in a factory in advance.
Preferably, the panel comprises an extension panel positioned at the upper part and a support panel positioned at the lower part, the length of the extension panel is longer than that of the support panel, the support panel is partially supported by a left support block and a right support block, and cement is filled in a gap formed by the extension panel, the left support block, the right support block, the left beam frame and the right beam frame during field assembly in the step 3;
The panel bottom surface is equipped with the projecting column of branch's both sides, left recess has been seted up to left supporting shoe top surface, right recess has been seted up to right supporting shoe top surface, the projecting column of panel bottom surface both sides corresponds to be built-in left recess, right recess in, during step 3 on-the-spot assembly the space that projecting column and left recess, right recess formed intussuseption are filled with cement.
Preferably, two protruding columns are arranged on each side, and gaps formed by the two protruding columns and the left groove and the right groove are filled with cement respectively, so that the section of the cement is in a mountain shape.
Preferably, a wooden plate or a stone plate or an anti-skid steel plate is arranged on the top surface of the panel during the step of on-site assembly.
Preferably, the cross section of the anti-skid steel plate is in an inverted U shape, the steel panel of the anti-skid steel plate is arranged on the surface of the panel, the steel side plates on two sides of the anti-skid steel plate are respectively arranged in the gaps formed by the panel, the left beam frame and the right beam frame, and cement is filled in the gaps formed by the steel side plates, the panel, the left beam frame and the right beam frame during field assembly so that the anti-skid steel plate is fixed.
Preferably, the surface of the steel panel of the anti-skid steel plate is provided with an anti-skid strip.
Preferably, the front side of the anti-skid steel plate is also provided with a baffle, and the hollow part formed by the front ladder plate and the rear ladder plate is blocked by the baffle.
Preferably, the baffle plate and the steel panel of the anti-skid steel plate are of an integrated structure.
The beneficial effects of the invention are as follows: the left support block and the right support block of the stair beam frame are provided with a section space, and the stair beam frame does not comprise a ladder plate, so that the manufactured stair beam frame is lighter than the existing complete prefabricated stair in overall weight, and is more convenient to hoist and transport. The ladder plate and the stair beam frame are manufactured in a split mode, so that the ladder plate can be transported independently and independently, and the ladder plate can be stably fixed by only needing a small amount of cement during on-site assembly. Therefore, by using the construction method of the assembled fast-assembled stair, the stair is lighter and convenient to assemble on site during hoisting.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of a first embodiment of the fabricated quick-fit stair of the present invention;
FIG. 2 is a schematic front view of an embodiment one of the fabricated fast-assembling stairway of the invention;
FIG. 3 is a schematic rear view of an embodiment one of the fabricated quick-fit stairway of the invention;
FIG. 4 is a schematic view of A-A of FIG. 3;
FIG. 5 is a schematic view of the structure of the stair beam of the present invention;
FIG. 6 is a schematic view of the structure of the ladder plate of the present invention;
Fig. 7 is a schematic structural view of a non-slip steel sheet according to a second embodiment of the present invention;
FIG. 8 is a schematic perspective view of a second embodiment of the fabricated fast-assembling stair of the present invention;
FIG. 9 is a schematic rear view of a second embodiment of the fabricated quick-fit stairway of the invention;
FIG. 10 is a schematic view of B-B of FIG. 9;
Fig. 11 is a schematic structural view of a non-slip steel sheet according to a third embodiment of the present invention;
FIG. 12 is a perspective view I of a third embodiment of the fabricated quick-fit stair of the present invention;
FIG. 13 is a second perspective view of a third embodiment of the fabricated quick-fit stair of the present invention;
101, a left beam frame; 102. a right beam frame; 103. a left support block; 104. a right support block; 105. a top platform; 106. a bottom platform; 2. a ladder plate; 201. a panel; 202. a protruding column; 203. an epitaxial panel; 204. a support panel; 3. an anti-slip steel plate; 301. a steel panel; 302. a steel side plate; 303. and a baffle.
Detailed Description
The invention will now be further described with reference to the accompanying drawings. These drawings are simplified schematic views illustrating the basic structure of the present invention by way of illustration only, and thus show only the constitution related to the present invention.
Embodiment one: as shown in fig. 1 to 6, the construction method of the assembled fast-assembled stairway comprises the following steps:
Step 1: the prefabricated stair beam comprises an inclined left beam frame 101 and a right beam frame 102, wherein a plurality of left supporting blocks 103 corresponding to corresponding steps are arranged on the inner side of the left beam frame 101, a plurality of right supporting blocks 104 corresponding to corresponding steps are arranged on the inner side of the right beam frame 102, and a section space is reserved between the left supporting blocks 103 and the right supporting blocks 104;
Step 2: prefabricated risers, said risers 2 comprising panels 201;
Step 3: and (3) on-site assembly, installing a ladder plate after installing a prefabricated stair beam in place, wherein a panel 201 is partially supported by a left support block 103 and a right support block 104, and the panel 201 is connected with a section space between the left support block 103 and the right support block 104.
The bottom of the left beam frame 101 and the bottom of the right beam frame 102 are provided with bottom platforms 106, the tops of the left beam frame 101 and the right beam frame 102 are provided with top platforms 105, and the top platforms 105, the bottom platforms 106, the left beam frame 101, the right beam frame 102, the left supporting blocks 103 and the right supporting blocks 104 are prefabricated into a whole in a factory in advance. The top platform 105, the bottom platform 106, the left beam frame 101, the right beam frame 102, the left supporting block 103 and the right supporting block 104 are prefabricated into a whole in a factory in advance to form a stair beam frame, and the stair beam frame is lighter and convenient to assemble on site during hoisting. The top platform 105, the bottom platform 106, the left beam frame 101, the right beam frame 102, the left supporting block 103 and the right supporting block 104 are preformed, so that the on-site manufacturing time can be reduced, and the on-site installation and assembly are also facilitated.
The left support block 103 and the right support block 104 of the stair beam frame are provided with a section space, and the stair beam frame does not comprise the stair plates 2, so that the manufactured stair beam frame has lighter overall weight compared with the existing complete prefabricated stair, and is more convenient to hoist and transport. The ladder plate 2 and the stair beam frame are manufactured in a split mode, so that the ladder plate 2 can be transported independently and independently, and the ladder plate 2 can be firmly fixed by only a small amount of cement during on-site assembly.
The panel 201 comprises an extension panel 203 positioned at the upper part and a support panel 204 positioned at the lower part, the length of the extension panel 203 is larger than that of the support panel 204, the support panel 204 is partially supported by the left support block 103 and the right support block 104, and the gaps formed by the extension panel 203, the left support block 103, the right support block 104, the left beam frame 101 and the right beam frame 102 are filled with cement when the panel is assembled in the field in the step 3;
The bottom surface of the panel 201 is provided with protruding columns 202 on two sides of a row, the top surface of the left supporting block 103 is provided with a left groove, the top surface of the right supporting block 104 is provided with a right groove, the protruding columns 202 on two sides of the bottom surface of the panel 201 are correspondingly arranged in the left groove and the right groove, and cement is filled in gaps formed by the protruding columns 202, the left groove and the right groove during field assembly in the step 3.
Preferably, two protruding columns 202 are arranged on each side, and gaps formed by the two protruding columns 202 and the left groove and the right groove are filled with cement, so that the section of the cement is shaped like a Chinese character 'shan'.
Therefore, when the ladder plate 2 is installed on site, only a small amount of cement is needed to be arranged to fix the ladder plate 2 with the left support block 103 and the right support block 104. Preferably, two protruding columns 202 are arranged on each side, and after cement is filled in gaps formed by the two protruding columns 202 and the left groove and the right groove respectively, the section of the cement is in a shape of a Chinese character 'shan', and the structure can enable the ladder plate 2 to have a certain movement allowance in the process of installation, and after the cement is fixed, the ladder plate 2 can form a more stable installation structure with the left supporting block 103 and the right supporting block 104, and can bear slight vibration so that the ladder plate 2 is not easy to crack.
The top surface of the panel 201 is provided with a wooden or stone plate or a skid-proof steel plate 3 during the field assembly in step 3. In the second embodiment, as shown in fig. 7-10, the cross section of the anti-slip steel plate 3 is in an inverted U shape, the steel panel 301 of the anti-slip steel plate 3 is disposed on the surface of the panel 201, the steel side plates 302 on two sides of the anti-slip steel plate 3 are respectively disposed in the gaps formed by the panel 201, the left beam frame 101 and the right beam frame 102, and cement is filled in the gaps formed by the steel side plates 302, the panel 201, the left beam frame 101 and the right beam frame 102 during on-site assembly to fix the anti-slip steel plate 3. Preferably, the steel panel 301 of the anti-skid steel plate 3 has anti-skid strips on the surface. By arranging the anti-skid steel plate 3 with the structure, the anti-skid steel plate 3 and the ladder plate 2 can be fixed only by a small amount of cement, and the welding process or the bolting process required by the installation of the anti-skid steel plate 3 is reduced.
In the third embodiment, as shown in fig. 11 to 13, preferably, the front side of the anti-slip steel plate 3 further has a baffle 303, and the baffle 303 shields the hollowed-out portion formed by the front ladder plate 2 and the rear ladder plate 2. The baffle 303 is integrally formed with the steel panel 301 of the anti-skid steel plate 3. The baffle 303 of the anti-slip steel plate 3 covered on the latter ladder plate 2 is fixedly connected with the panel 201 of the former ladder plate 2. The baffle 303 of the latter anti-slip steel plate 3 and the panel 201 of the former ladder plate 2 can be connected by bolts or directly by cement or brush glue. Since the baffle 303 is integrally constructed with the steel panel 301 of the antiskid steel plate 3, the blocking effect of the baffle 303 is not affected even if the baffle 303 of the latter antiskid steel plate 3 does not make any connection measures with the panel 201 of the former ladder plate 2.
First, a stair beam is prefabricated in a factory, as shown in fig. 5, a top platform 105, a bottom platform 106, a left beam 101, a right beam 102, a left support block 103 and a right support block 104 are prefabricated into a whole in the factory in advance to form the stair beam, and a ladder plate 2 shown in fig. 6 and an anti-skid steel plate 3 shown in fig. 7 or 11 are separately manufactured; transporting the stair beam frame, the stair plates 2 and the anti-skid steel plates 3 to the site where the stair is required to be assembled; the stair beam frame and the stair plates 2 are assembled according to the figure 2, and the stair plates 2 and the stair beam frame can be fixed by using a small amount of cement; or the stair beam frame, the stair plates 2 and the anti-skid steel plates 3 are assembled according to the illustration of fig. 8 or 12, and the stair plates 2, the anti-skid steel plates 3 and the stair beam frame can be fixed by using a small amount of cement, so that the stair beam frame is convenient to hoist, and the site assembly is rapid and simple, and the required working procedures are less. The assembled fast-assembling stairway can be widely applied to LOFT complex apartments, multi-layer commercial squares, other indoor stairways, outdoor stairways and other scenes.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (4)
1. The construction method of the assembled fast-assembled stair is characterized by comprising the following steps of: the method comprises the following steps:
Step 1: the prefabricated stair beam comprises an inclined left beam (101) and a right beam (102), wherein a plurality of left supporting blocks (103) corresponding to corresponding steps are arranged on the inner side of the left beam (101), a plurality of right supporting blocks (104) corresponding to corresponding steps are arranged on the inner side of the right beam (102), and a section space is reserved between the left supporting blocks (103) and the right supporting blocks (104); the bottom of the left beam frame (101) and the bottom of the right beam frame (102) are provided with bottom platforms (106), the tops of the left beam frame (101) and the right beam frame (102) are provided with top platforms (105), and the top platforms (105), the bottom platforms (106), the left beam frame (101), the right beam frame (102), the left supporting blocks (103) and the right supporting blocks (104) are prefabricated into a whole in a factory in advance;
Step 2: -prefabricated risers, the risers (2) comprising panels (201); the panel (201) comprises an extension panel (203) positioned at the upper part and a support panel (204) positioned at the lower part, the length of the extension panel (203) is larger than that of the support panel (204), the support panel (204) is partially supported by a left support block (103) and a right support block (104), protruding columns (202) at two sides of a row are arranged on the bottom surface of the panel (201), a left groove is formed on the top surface of the left support block (103), a right groove is formed on the top surface of the right support block (104), the protruding columns (202) at two sides of the bottom surface of the panel (201) are correspondingly arranged in the left groove and the right groove,
Step 3: the prefabricated stair beam frame is assembled on site, then a stair plate is installed, a panel (201) is partially supported by a left supporting block (103) and a right supporting block (104), and the panel (201) is connected with a section space between the left supporting block (103) and the right supporting block (104);
Filling cement in a gap formed by the extension panel (203), the left support block (103), the right support block (104), the left beam frame (101) and the right beam frame (102) during field assembly in the step 3;
Filling cement in a gap formed by the convex column (202) and the left groove and the right groove during field assembly in the step 3; two protruding columns (202) are arranged on each side, and gaps formed by the two protruding columns (202) and the left groove and the right groove are filled with cement, so that the section of the cement is in a mountain shape;
a wood board or a stone board or an anti-skid steel board (3) is arranged on the top surface of the panel (201) during the field assembly in the step 3;
the section of antiskid steel sheet (3) is the U font that falls, steel panel (301) of antiskid steel sheet (3) are arranged in panel (201) surface, steel curb plate (302) of the both sides of antiskid steel sheet (3) are arranged in panel (201) respectively with left roof beam structure (101), in the space that right roof beam structure (102) formed, during on-the-spot assembly steel curb plate (302) and panel (201), left roof beam structure (101), the space intussuseption that right roof beam structure (102) formed are filled with cement and are made antiskid steel sheet (3) fixed.
2. The fabricated quick assembly stairway construction method according to claim 1, wherein: the surface of the steel panel (301) of the anti-skid steel plate (3) is provided with an anti-skid strip.
3. The fabricated quick assembly stairway construction method according to claim 1, wherein: the front side of the anti-skid steel plate (3) is also provided with a baffle (303), and the baffle (303) enables the hollowed-out part formed by the front ladder plate (2) and the back ladder plate (2) to be shielded.
4. The fabricated quick assembly stairway construction method according to claim 3, wherein: the baffle plate (303) and the steel panel (301) of the anti-skid steel plate (3) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211105914.5A CN115324292B (en) | 2022-09-06 | 2022-09-06 | Assembled fast-assembling stair construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211105914.5A CN115324292B (en) | 2022-09-06 | 2022-09-06 | Assembled fast-assembling stair construction method |
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| Publication Number | Publication Date |
|---|---|
| CN115324292A CN115324292A (en) | 2022-11-11 |
| CN115324292B true CN115324292B (en) | 2024-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211105914.5A Active CN115324292B (en) | 2022-09-06 | 2022-09-06 | Assembled fast-assembling stair construction method |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032904A (en) * | 2014-05-26 | 2014-09-10 | 湖北弘毅建设有限公司 | Combined assembled type stairway |
| CN109386097A (en) * | 2018-12-11 | 2019-02-26 | 中建二局第建筑工程有限公司 | Precast stair and building |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4528432B2 (en) * | 2000-11-28 | 2010-08-18 | 株式会社フジタ | Manufacturing method of precast reinforced concrete staircase and formwork for sasara girder |
| WO2007011127A1 (en) * | 2005-07-19 | 2007-01-25 | Min-Seon Jeong | Precast stairway system, unit structure thereof, and method of constructing stairway system using the same |
| CN204510650U (en) * | 2015-01-22 | 2015-07-29 | 华南理工大学 | A kind of precast splice type stringer type stairway |
| CN205531083U (en) * | 2016-04-14 | 2016-08-31 | 杭州通达集团有限公司 | Prefabrication type assembled stairway |
| CN207988380U (en) * | 2018-03-19 | 2018-10-19 | 西安建筑科技大学 | A kind of prefabricated assembled staircase structure |
| CN210737947U (en) * | 2019-07-22 | 2020-06-12 | 浙江奔腾市政园林建设工程有限公司 | Assembled stair |
| CN213477449U (en) * | 2020-08-31 | 2021-06-18 | 上海家树建筑工程有限公司 | Assembled stair for building |
| CN113250391B (en) * | 2021-04-23 | 2022-05-24 | 上海德森建筑设计有限公司 | Assembled stair |
| CN113944288A (en) * | 2021-11-19 | 2022-01-18 | 李霞 | Assembled concrete stair prefabricated component assembly structure |
-
2022
- 2022-09-06 CN CN202211105914.5A patent/CN115324292B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032904A (en) * | 2014-05-26 | 2014-09-10 | 湖北弘毅建设有限公司 | Combined assembled type stairway |
| CN109386097A (en) * | 2018-12-11 | 2019-02-26 | 中建二局第建筑工程有限公司 | Precast stair and building |
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| Publication number | Publication date |
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| CN115324292A (en) | 2022-11-11 |
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