CN111502143A - Building prefabricated staircase and installation method thereof - Google Patents
Building prefabricated staircase and installation method thereof Download PDFInfo
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- CN111502143A CN111502143A CN202010307069.4A CN202010307069A CN111502143A CN 111502143 A CN111502143 A CN 111502143A CN 202010307069 A CN202010307069 A CN 202010307069A CN 111502143 A CN111502143 A CN 111502143A
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- prefabricated
- platform
- supporting framework
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- fixed platform
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- 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
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- 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
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention belongs to the field of building engineering, and particularly discloses a building prefabricated staircase and an installation method thereof, wherein the building prefabricated staircase comprises a concrete staircase, a fixed platform and a prefabricated installation platform, wherein hoisting holes are formed in the concrete staircase, the concrete staircase is provided with integrated stepping steps and a bearing part, the bearing part is a supporting inclined plane positioned below the stepping steps, and one side of the top and the bottom of the bearing part is fixedly connected with the fixed platform; the end part of the fixed platform is provided with a first supporting framework which is in a bow shape and is provided with a concave part, and the side end part of the first supporting framework is provided with a prefabricated mounting platform; one side of the prefabricated mounting platform, which is close to the fixed platform, is provided with a second supporting framework corresponding to the first supporting framework, and the second supporting framework has the same structure as the first supporting framework and forms a mounting cavity between the second supporting framework and the first supporting framework. The invention achieves the effect of convenient assembly, is beneficial to improving the assembly efficiency, lightens the labor intensity of workers and has good applicability.
Description
Technical Field
The invention relates to the field of building engineering, in particular to a building prefabricated staircase and an installation method thereof.
Background
The production of buildings has long been accomplished by construction as a primary means. Building industrialization is to change the production of buildings into mechanized production mainly based on manufacturing to replace the scattered, low-level and low-efficiency handicraft production mode in the traditional building industry. Therefore, the way of building industrialization usually starts from residential buildings with large volume, the same service performance, easy abstraction and classification, and easy module coordination, and the overall industrialization of buildings is gradually realized. Experience in developed countries has proven this to be true, and the industrialization of buildings in our country has also begun with the industrialization of homes.
The assembled integral stairway occupies an important position in the house industrialization, and due to the fact that the sizes of the stairways are well unified, a good opportunity is provided for large-area application of the prefabricated assembled integral stairway. But the integral stair of current domestic prefabricated assembly generally adopts pre-buried reinforcing bar on cast-in-place roof beam, reserves the hole on the prefabricated step, and the reservation reinforcing bar cover is in reserving the hole during the step installation, and the reuse is higher than the step by one grade of pea gravel concreten post-cast and reserves the hole, accomplishes the installation of prefabricated stair, and this kind of mode assembly work progress is more troublesome, influences the construction progress.
Disclosure of Invention
The invention aims to provide a building prefabricated staircase and an installation method thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a prefabricated building stair comprises a concrete stair, a fixed platform and a prefabricated installation platform, wherein hoisting holes are formed in the concrete stair, the concrete stair is provided with integrated stepping steps and a bearing part, the bearing part is a supporting inclined plane located below the stepping steps, and the fixed platform is fixedly connected to one side of the top and the bottom of the bearing part; the end part of the fixed platform is provided with a first supporting framework which is in a bow shape and is provided with a concave part, and the side end part of the first supporting framework is provided with a prefabricated mounting platform; a second supporting framework corresponding to the first supporting framework is arranged on one side, close to the fixed platform, of the prefabricated mounting platform, and the second supporting framework is identical to the first supporting framework in structure and forms a mounting cavity with the first supporting framework; the mounting cavity is internally provided with an I-shaped frame, a connecting frame, a stud and a threaded sleeve, the I-shaped frame is respectively arranged on the top wall and the bottom wall of the mounting cavity, and the side end part of the I-shaped frame is connected with the side cavity wall of the mounting cavity through the connecting frame.
Preferably, the stud and the threaded sleeve are respectively installed at the end part of one side, far away from the connecting frame, of the I-shaped frame, and the stud penetrates through the I-shaped frame and is connected and matched with the threaded sleeve.
Preferably, the upper parts of the first supporting framework and the second supporting framework are provided with connecting plates, connecting holes are formed in two sides of the end face of each connecting plate, connecting bolts are arranged on the connecting holes, and the connecting bolts penetrate through the connecting holes and stretch into the inner sides of the fixed platform and the prefabricated mounting platform.
Preferably, fixed rods are further inserted into the fixed platform and the prefabricated mounting platform, the end portions of the fixed rods penetrate through the fixed platform and the prefabricated mounting platform and extend to the outside of the fixed platform and the prefabricated mounting platform, and nuts are mounted at the top and the bottom of the fixed rods.
Preferably, the upper parts of the fixed platform and the prefabricated mounting platform are provided with cover plates.
Preferably, the supporting block is installed to prefabricated mounting platform side end, is equipped with firm support on the supporting block, and firm support includes firm board, supporting seat and installation piece, and firm board is parallel with bearing part, and the installation piece is installed at firm board both ends.
Preferably, the mounting block is provided with a screw which is connected with the supporting block through a screw, and the end part of the stabilizing plate close to the bearing part is provided with a supporting seat.
The invention also provides an installation method of the prefabricated building stair, which comprises the following steps:
s1: hoisting the concrete stair and the fixed platform on the prefabricated mounting platform through the hoisting holes;
s2: aligning the fixed platform, a first support framework and a second support framework at the end part of the prefabricated installation platform, and connecting and matching the stud and the threaded sleeve through a fastening tool;
s3: connecting the upper parts of the fixed platform and the prefabricated mounting platform through the matching of a connecting plate and a connecting bolt, inserting a fixed rod into the fixed platform and the prefabricated mounting platform, and fastening the end part of the fixed rod through a nut;
s4: pass through screw connection in the supporting shoe with the firm board, supporting seat and bearing part butt on the firm board, and then accomplish the installation of prefabricated stair.
Compared with the prior art, the invention has the beneficial effects that:
the assembled stair has the advantages that the assembled stair is convenient to assemble, the assembly efficiency is improved, the labor intensity of workers is reduced, the applicability is good, the overall stability of the assembled stair is better due to the adopted assembly structure, the service life of the stair is greatly prolonged, the bearing capacity of the stair is stronger, the dangerous situations such as collapse of the stair are avoided, and the safety performance is high; meanwhile, the stair is provided with the stabilizing support, and the stabilizing support can play a role in stabilizing and supporting, so that the stair is more stable in application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connecting structure of a fixing platform and a prefabricated installation platform according to the present invention;
FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention.
In the figure: 1. a concrete stair; 101. hoisting holes; 102. stepping steps; 103. a load bearing part; 2. a fixed platform; 21. a first support frame; 3. prefabricating an installation platform; 31. a second support armature; 4. an I-shaped frame; 5. a connecting frame; 6. a stud; 7. a threaded sleeve; 8. a connecting plate; 81. a connecting bolt; 9. fixing the rod; 10. a support block; 11. a stabilizing bracket; 111. a stabilizing plate; 112. a supporting seat; 113. and (7) installing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-3, the present invention provides a technical solution: a prefabricated building stair comprises a concrete stair 1, a fixed platform 2 and a prefabricated mounting platform 3, wherein a hoisting hole 101 is formed in the concrete stair 1, the concrete stair 1 is provided with a step 102 and a bearing part 103 which are integrated, the bearing part 103 is a supporting inclined plane positioned below the step 102, and the fixed platform 2 is fixedly connected to one side of the top and the bottom of the bearing part 103; the end part of the fixed platform 2 is provided with a first supporting framework 21, the first supporting framework 21 is in an arch shape and is provided with a concave part, and the end part of the first supporting framework 21 is provided with a prefabricated mounting platform 3; a second supporting framework 31 corresponding to the first supporting framework 21 is arranged on one side, close to the fixed platform 2, of the prefabricated mounting platform 3, and the second supporting framework 31 and the first supporting framework 21 are identical in structure, and a mounting cavity is formed between the second supporting framework 31 and the first supporting framework; the mounting cavity is internally provided with an I-shaped frame 4, a connecting frame 5, a stud 6 and a threaded sleeve 7, the I-shaped frame 4 is respectively arranged on the top wall and the bottom wall of the mounting cavity, and the side end part of the I-shaped frame 4 is connected with the side cavity wall of the mounting cavity through the connecting frame 5; the I-shaped frames 4 play a role in stable support, and the two I-shaped frames 4 are stably connected through the matching of the studs 6 and the thread sleeves 7.
Further, a stud 6 and a threaded sleeve 7 are respectively arranged at the end parts of one sides of the two I-shaped frames 4 far away from the connecting frame 5, and the stud 6 penetrates through the I-shaped frames 4 and is connected and matched with the threaded sleeve 7.
Furthermore, the upper portions of the first supporting framework 21 and the second supporting framework 31 are provided with connecting plates 8, two sides of the end faces of the connecting plates 8 are provided with connecting holes, connecting bolts 81 are arranged on the connecting holes, and the connecting bolts 81 penetrate through the connecting holes and extend into the inner sides of the fixed platform 2 and the prefabricated mounting platform 3.
Further, fixed rod 9 is still alternate to fixed platform 2, the inside of prefabricated mounting platform 3 and has been inserted, and fixed rod 9 tip passes fixed platform 2, prefabricated mounting platform 3 and extends to its outside, and the nut is installed to fixed rod 9 top, bottom.
Furthermore, the upper parts of the fixed platform 2 and the prefabricated installation platform 3 are provided with cover plates.
Furthermore, the end part of the prefabricated mounting platform 3 side is provided with a supporting block 10, the supporting block 10 is provided with a stable bracket 11, the stable bracket 11 comprises a stable plate 111, a supporting seat 112 and a mounting block 113, the stable plate 111 is parallel to the bearing part 103, and the mounting blocks 113 are mounted at the two end parts of the stable plate 111.
Further, the mounting block 113 is provided with a screw, which is connected to the supporting block 10 through the screw, and the end of the stabilizing plate 111 close to the bearing part 103 is provided with a supporting seat 112.
The installation method of the prefabricated building stair comprises the following steps:
s1: the concrete stair 1 and the fixed platform 2 are hoisted on the prefabricated mounting platform 3 through the hoisting holes 101;
s2: aligning the fixed platform 2 and a first support framework 21 and a second support framework 31 at the end parts of the prefabricated installation platform 3, and connecting and matching the stud 6 and the threaded sleeve 7 through a fastening tool;
s3: connecting the upper parts of the fixed platform 2 and the prefabricated installation platform 3 through the matching of the connecting plate 8 and the connecting bolt 81, inserting the fixed rod 9 into the fixed platform 2 and the prefabricated installation platform 3, and fastening the end part of the fixed rod 9 through a nut;
s4: the fixing plate 111 is connected to the supporting block 10 through screws, and the supporting seat 112 on the fixing plate 111 is abutted to the bearing part 103, so that the prefabricated staircase is installed.
The assembled stair has the advantages that the assembled stair is convenient to assemble, the assembly efficiency is improved, the labor intensity of workers is reduced, the applicability is good, the overall stability of the assembled stair is better due to the adopted assembly structure, the service life of the stair is greatly prolonged, the bearing capacity of the stair is stronger, the dangerous situations such as collapse of the stair are avoided, and the safety performance is high; meanwhile, the stair is provided with the stabilizing support, and the stabilizing support can play a role in stabilizing and supporting, so that the stair is more stable in application.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The building prefabricated staircase is characterized by comprising a concrete staircase (1), a fixed platform (2) and a prefabricated mounting platform (3), wherein hoisting holes (101) are formed in the concrete staircase (1), the concrete staircase (1) is provided with integrated step steps (102) and a bearing part (103), the bearing part (103) is a supporting inclined plane positioned below the step steps (102), and the fixed platform (2) is fixedly connected to one side of the top and the bottom of the bearing part (103); the end part of the fixed platform (2) is provided with a first supporting framework (21), the first supporting framework (21) is in a bow shape and is provided with a concave part, and the end part of the first supporting framework (21) is provided with a prefabricated mounting platform (3); one side, close to the fixed platform (2), of the prefabricated mounting platform (3) is provided with a second supporting framework (31) corresponding to the first supporting framework (21), the second supporting framework (31) has the same structure as the first supporting framework (21), and a mounting cavity is formed between the second supporting framework (31) and the first supporting framework; the mounting cavity is internally provided with an I-shaped frame (4), a connecting frame (5), a stud (6) and a threaded sleeve (7), the I-shaped frame (4) is respectively arranged on the top wall and the bottom wall of the mounting cavity, and the side end part of the I-shaped frame (4) is connected with the side cavity wall of the mounting cavity through the connecting frame (5).
2. The building prefabricated staircase according to the claim 1, characterized in that the studs (6) and the thread sleeves (7) are respectively arranged at the end parts of one side of the two I-shaped frames (4) far away from the connecting frame (5), and the studs (6) penetrate through the I-shaped frames (4) and are connected and matched with the thread sleeves (7).
3. The building prefabricated staircase according to the claim 1, characterized in that the upper parts of the first supporting framework (21) and the second supporting framework (31) are provided with connecting plates (8), two sides of the end surface of each connecting plate (8) are provided with connecting holes, each connecting hole is provided with a connecting bolt (81), and each connecting bolt (81) passes through each connecting hole and extends into the inner sides of the fixed platform (2) and the prefabricated mounting platform (3).
4. The prefabricated staircase of claim 1, wherein fixing rods (9) are further inserted into the fixing platforms (2) and the prefabricated mounting platforms (3), the ends of the fixing rods (9) penetrate through the fixing platforms (2) and the prefabricated mounting platforms (3) and extend to the outside of the fixing platforms (2) and the prefabricated mounting platforms (3), and nuts are mounted at the top ends and the bottom ends of the fixing rods (9).
5. The prefabricated staircase of claim 1, wherein said fixed platform (2) and said prefabricated installation platform (3) are provided with cover plates on their upper portions.
6. The prefabricated staircase of claim 1, wherein the supporting blocks (10) are installed at the side ends of the prefabricated installation platform (3), the supporting blocks (10) are provided with the stabilizing brackets (11), each stabilizing bracket (11) comprises a stabilizing plate (111), a supporting seat (112) and an installation block (113), the stabilizing plate (111) is parallel to the bearing part (103), and the installation blocks (113) are installed at the two ends of the stabilizing plate (111).
7. The prefabricated staircase according to claim 6, characterized in that the mounting blocks (113) are provided with screws for connecting the support blocks (10) by means of screws, and the end of the stabilizing plate (111) adjacent to the load bearing part (103) is provided with a support base (112).
8. A method of installing a prefabricated staircase according to any of claims 1 to 7, characterised by the following steps:
s1: the concrete stair (1) and the fixed platform (2) are hoisted on the prefabricated mounting platform (3) through the hoisting holes (101);
s2: aligning a first support framework (21) and a second support framework (31) at the end parts of a fixed platform (2) and a prefabricated mounting platform (3), and connecting and matching a stud (6) and a threaded sleeve (7) through a fastening tool;
s3: the upper parts of the fixed platform (2) and the prefabricated mounting platform (3) are connected through the matching of a connecting plate (8) and a connecting bolt (81), then a fixed rod (9) is inserted and connected with the fixed platform (2) and the prefabricated mounting platform (3), and the end part of the fixed rod (9) is fastened through a nut;
s4: and (3) connecting the stabilizing plate (111) to the supporting block (10) through screws, and abutting the supporting seat (112) on the stabilizing plate (111) with the bearing part (103) so as to complete the installation of the prefabricated staircase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010307069.4A CN111502143A (en) | 2020-04-17 | 2020-04-17 | Building prefabricated staircase and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010307069.4A CN111502143A (en) | 2020-04-17 | 2020-04-17 | Building prefabricated staircase and installation method thereof |
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| Publication Number | Publication Date |
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| CN111502143A true CN111502143A (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010307069.4A Pending CN111502143A (en) | 2020-04-17 | 2020-04-17 | Building prefabricated staircase and installation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146687A (en) * | 2003-11-17 | 2005-06-09 | Cf Kogyo Kk | Stair unit made from precast concrete and prefabricated stairs |
| CN208072808U (en) * | 2017-07-14 | 2018-11-09 | 新余万鑫节能建材有限公司 | A kind of prefabricated stair |
| CN208533894U (en) * | 2018-07-03 | 2019-02-22 | 泰通装配式建筑材料研究院（大连）有限公司 | A kind of lightweight precast concrete stair |
| CN209837314U (en) * | 2019-04-16 | 2019-12-24 | 沙洲职业工学院 | Prefabricated assembled wallboard node quick connect structure |
| CN209907773U (en) * | 2019-04-19 | 2020-01-07 | 无锡住信建筑构件有限公司 | Assembled precast concrete stair |
| CN210238798U (en) * | 2019-06-12 | 2020-04-03 | 山东三箭建设工程股份有限公司 | Assembled stair connecting piece |
-
2020
- 2020-04-17 CN CN202010307069.4A patent/CN111502143A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146687A (en) * | 2003-11-17 | 2005-06-09 | Cf Kogyo Kk | Stair unit made from precast concrete and prefabricated stairs |
| CN208072808U (en) * | 2017-07-14 | 2018-11-09 | 新余万鑫节能建材有限公司 | A kind of prefabricated stair |
| CN208533894U (en) * | 2018-07-03 | 2019-02-22 | 泰通装配式建筑材料研究院（大连）有限公司 | A kind of lightweight precast concrete stair |
| CN209837314U (en) * | 2019-04-16 | 2019-12-24 | 沙洲职业工学院 | Prefabricated assembled wallboard node quick connect structure |
| CN209907773U (en) * | 2019-04-19 | 2020-01-07 | 无锡住信建筑构件有限公司 | Assembled precast concrete stair |
| CN210238798U (en) * | 2019-06-12 | 2020-04-03 | 山东三箭建设工程股份有限公司 | Assembled stair connecting piece |
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Application publication date: 20200807 |
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