CN220035929U - Parapet assembled by concrete prefabricated modules - Google Patents
Parapet assembled by concrete prefabricated modules Download PDFInfo
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- CN220035929U CN220035929U CN202321018961.6U CN202321018961U CN220035929U CN 220035929 U CN220035929 U CN 220035929U CN 202321018961 U CN202321018961 U CN 202321018961U CN 220035929 U CN220035929 U CN 220035929U
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- prefabricated
- parapet
- concrete
- concrete module
- butt joint
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- 239000004567 concrete Substances 0.000 title claims abstract description 130
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 93
- 239000010959 steel Substances 0.000 claims abstract description 93
- 210000001503 joint Anatomy 0.000 claims abstract description 37
- 239000010426 asphalt Substances 0.000 claims abstract description 9
- 239000004568 cement Substances 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000011178 precast concrete Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model discloses a parapet assembled by concrete precast modules, which solves the problem of how to conveniently install modularized concrete precast modules on the roof of a high-rise building; l-shaped steel bars (2) are pre-buried on a roof concrete pouring floor plate (1), steel bar inserting vertical holes (4) are reserved on the lower bottom surface of a prefabricated parapet concrete module (3), the prefabricated parapet concrete module is arranged on the roof concrete pouring floor plate, and the upper parts of the L-shaped steel bars are spliced in the steel bar inserting vertical holes; the parapet is formed by splicing a left prefabricated parapet concrete module and a right prefabricated parapet concrete module in sequence along the left-right direction, the right end of a left butt joint steel plate (11) is in butt joint with the left end of a right butt joint steel plate (14) and is connected through a welding seam (16), and an asphalt cement layer (17) is filled above the left butt joint steel plate and the right butt joint steel plate; has the characteristics of convenient processing and installation.
Description
Technical Field
The utility model relates to a parapet wall on a floor top surface, in particular to a parapet wall assembled by concrete prefabricated modules and an assembling method thereof.
Background
The parapet walls are arranged on the roof of the high-rise building, the common practice of the parapet walls is cast-in-situ, the problems of time and labor waste and difficult guarantee of molding quality exist, and the working procedures such as plastering and the like are needed after construction is completed; the precast concrete module can be cast into precast modules with various shapes and sizes according to requirements, if a precast method is adopted to manufacture and install parapet walls, a great amount of cost can be saved compared with cast-in-situ, the module product size can be quite accurate and smooth through on-site prefabrication or production under factory control conditions, and the decoration and color quality of the module are improved; however, how to install the modularized concrete prefabricated module on the roof of a high-rise building conveniently becomes a problem to be solved on site.
Disclosure of Invention
The utility model provides a parapet assembled by concrete precast modules, which solves the technical problem of how to conveniently install modularized concrete precast modules on the roof of a high-rise building.
The utility model solves the technical problems by the following technical proposal:
the general conception of the utility model is that: according to the shape and the size of a parapet wall preformed on site, prefabricating, forming and assembling a concrete module of the parapet wall in a factory, adopting a shaping steel template and a complete support system for prefabricating, adopting PVC (polyvinyl chloride) pipes as a mould at the arc part, utilizing BIM technology to carry out area division to determine the modulus and the length of each block, arranging horizontal ribs and longitudinal ribs of reinforcing steel meshes in the parapet wall according to a design drawing, carrying out C20 fine stone concrete pouring, arranging grooves at the vertical surfaces to facilitate paving of waterproof coiled materials, arranging embedded steel plates at the grooves at one side of the top of each prefabricated parapet wall, splicing the side ends of the two plates by adopting a rabbet, butt welding the steel plates when assembling, filling and sealing the upper grooves by adopting a caulking material, adopting an adhesive for bonding the lower end, arranging preformed holes at the connecting part of the parapet wall and the roof, splicing and reserving reinforcing steel bars in the roof plate when installing, and curing for 14 days.
The concrete prefabricated module spliced parapet comprises a roof concrete pouring floor plate and a prefabricated parapet concrete module, wherein L-shaped steel bars are pre-buried on the roof concrete pouring floor plate, the upper parts of the L-shaped steel bars are vertically exposed above the roof concrete pouring floor plate, steel bars are reserved on the lower bottom surface of the prefabricated parapet concrete module to be inserted into vertical holes, the prefabricated parapet concrete module is arranged on the roof concrete pouring floor plate, and the upper parts of the L-shaped steel bars are inserted into the steel bars to be inserted into the vertical holes; the parapet is formed by splicing a left prefabricated parapet concrete module and a right prefabricated parapet concrete module in sequence along the left-right direction, mortise holes are prefabricated on the right side vertical face of the left prefabricated parapet concrete module, tenons are prefabricated on the left side vertical face of the right prefabricated parapet concrete module, and the tenons are spliced in the mortise holes; the left prefabricated parapet concrete module is characterized in that a left square groove is formed in the right end of the top surface of the left prefabricated parapet concrete module, a left butt joint steel plate is arranged on the groove bottom surface of the left square groove, a left embedded steel bar is connected to the lower bottom surface of the left butt joint steel plate, and the left embedded steel bar is embedded in the left prefabricated parapet concrete module below the left square groove; a right square groove is formed in the left end of the top surface of the right prefabricated parapet concrete module, a right butt joint steel plate is arranged on the groove bottom surface of the right square groove, a right embedded steel bar is connected to the lower bottom surface of the right butt joint steel plate, and the right embedded steel bar is embedded in the right prefabricated parapet concrete module below the right square groove; the right end of the left butt joint steel plate is butt joint with the left end of the right butt joint steel plate and is connected together through a welding seam, and an asphalt cement layer is filled above the left butt joint steel plate and the right butt joint steel plate.
A horizontal reserved groove is arranged at the middle lower part of the inner side elevation of the prefabricated parapet concrete module and is used for being connected with a pressing groove of the waterproof material receiving head; a drip groove is arranged on the top pressing convex eave of the prefabricated parapet concrete module; an adhesive layer is arranged between the roof concrete pouring floor plate and the prefabricated parapet concrete module.
The assembling method for assembling parapet wall by using the concrete prefabricated module is characterized by comprising the following steps:
firstly, prefabricating a left prefabricated parapet concrete module and a right prefabricated parapet concrete module; prefabricating mortise holes on the right side elevation of a left prefabricated parapet concrete module, prefabricating tenons on the left side elevation of a right prefabricated parapet concrete module, prefabricating steel bars on the lower bottom surface of the left prefabricated parapet concrete module and the lower bottom surface of the right prefabricated parapet concrete module, inserting the steel bars into vertical holes, prefabricating left square grooves at the right end of the top surface of the left prefabricated parapet concrete module, arranging left butt joint steel plates on the groove bottom surface of the left square grooves, prefabricating right square grooves at the left end of the top surface of the right prefabricated parapet concrete module, and prefabricating right butt joint steel plates on the groove bottom surface of the right square grooves so that right pre-buried steel bars arranged on the lower bottom surface of the right butt joint steel plates are pre-buried in the right prefabricated parapet concrete module;
step two, when the roof concrete pouring floor slab is poured, pre-burying L-shaped steel bars at the parapet wall installation position, so that the upper parts of the L-shaped steel bars are vertically exposed above the roof concrete pouring floor slab;
thirdly, placing the left prefabricated parapet concrete module on a roof concrete pouring floor plate, enabling the steel bars inserted on the bottom end face of the lower L-shaped steel bars to be inserted into the vertical holes, and arranging an adhesive layer between the left prefabricated parapet concrete module and the roof concrete pouring floor plate;
a fourth step of butting a right prefabricated parapet concrete module on a roof surface concrete pouring floor plate on the right side of the left prefabricated parapet concrete module, enabling tenons prefabricated on the left side elevation of the right prefabricated parapet concrete module to be inserted into mortise holes on the right side elevation of the left prefabricated parapet concrete module, and enabling L-shaped steel bars corresponding to the lower side of the right prefabricated parapet concrete module to be inserted into the vertical holes;
fifthly, butt-welding the right end of the left butt-joint steel plate and the left end of the right butt-joint steel plate together to form a welding joint;
and sixthly, filling an asphalt cement layer above the left butt joint steel plate and the right butt joint steel plate, so that the top end of the asphalt cement layer is flush with the top end surface of the left prefabricated parapet concrete module.
The utility model has the characteristics of low cost, convenient processing and installation, energy conservation and environmental protection, and the shape and the size can be adjusted at any time according to the shape of the roof, thereby well meeting the use requirement, shortening the construction period and ensuring the quality.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the utility model when two adjacent prefabricated parapet concrete modules are spliced;
FIG. 3 is a schematic cross-sectional view of two adjacent prefabricated parapet concrete modules of the present utility model after splicing.
Description of the embodiments
The utility model is described in detail below with reference to the attached drawing figures:
the concrete prefabricated module spliced parapet comprises a roof concrete pouring floor plate 1 and a prefabricated parapet concrete module 3, wherein L-shaped steel bars 2 are pre-buried on the roof concrete pouring floor plate 1, the upper parts of the L-shaped steel bars 2 are vertically exposed above the roof concrete pouring floor plate 1, steel bar insertion vertical holes 4 are reserved on the lower bottom surface of the prefabricated parapet concrete module 3, the prefabricated parapet concrete module 3 is arranged on the roof concrete pouring floor plate 1, and the upper parts of the L-shaped steel bars 2 are spliced in the steel bar insertion vertical holes 4; the parapet is formed by splicing a left prefabricated parapet concrete module 6 and a right prefabricated parapet concrete module 7 in sequence along the left-right direction, mortise 8 is prefabricated on the right side elevation of the left prefabricated parapet concrete module 6, tenon 9 is prefabricated on the left side elevation of the right prefabricated parapet concrete module 7, and the tenon 9 is spliced in the mortise 8; a left square groove 10 is formed in the right end of the top surface of the left prefabricated parapet concrete module 6, a left butt joint steel plate 11 is arranged on the groove bottom surface of the left square groove 10, a left embedded steel bar 12 is connected to the lower bottom surface of the left butt joint steel plate 11, and the left embedded steel bar 12 is embedded in the left prefabricated parapet concrete module 6 below the left square groove 10; a right square groove 13 is formed in the left end of the top surface of the right prefabricated parapet concrete module 7, a right butt-joint steel plate 14 is arranged on the groove bottom surface of the right square groove 13, a right embedded steel bar 15 is connected to the lower bottom surface of the right butt-joint steel plate 14, and the right embedded steel bar 15 is embedded in the right prefabricated parapet concrete module 7 below the right square groove 10; the right end of the left butt-joint steel plate 11 is butt-jointed with the left end of the right butt-joint steel plate 14 and connected together through a welding seam 16, and an asphalt cement layer 17 is filled above the left butt-joint steel plate 11 and the right butt-joint steel plate 14.
A horizontal reserved groove 18 is arranged at the middle lower part of the inner side elevation of the prefabricated parapet concrete module 3; a drip groove 19 is arranged on the top pressing convex eave of the prefabricated parapet concrete module 3; an adhesive layer 5 is arranged between the roof concrete pouring floor plate 1 and the prefabricated parapet concrete module 3.
The assembling method for assembling parapet wall by using the concrete prefabricated module is characterized by comprising the following steps:
a first step of prefabricating a left prefabricated parapet concrete module 6 and a right prefabricated parapet concrete module 7; prefabricating mortise 8 on the right side elevation of the left prefabricated parapet concrete module 6, prefabricating tenon 9 on the left side elevation of the right prefabricated parapet concrete module 7, prefabricating steel bars on the lower bottom surface of the left prefabricated parapet concrete module 6 and on the lower bottom surface of the right prefabricated parapet concrete module 7, inserting the steel bars into the vertical holes 4, prefabricating left square grooves 10 on the right end of the top surface of the left prefabricated parapet concrete module 6, arranging left butt joint steel plates 11 on the groove bottom surface of the left square grooves 10, embedding left embedded steel bars 12 arranged on the lower bottom surface of the left butt joint steel plates 11 in the left prefabricated parapet concrete module 6, prefabricating right square grooves 13 on the groove bottom surface of the right prefabricated parapet concrete module 7, arranging right butt joint steel plates 14 on the lower bottom surface of the right butt joint steel plates 14, and embedding right embedded steel bars 15 arranged on the lower bottom surface of the right butt joint steel plates 14 in the right prefabricated parapet concrete module 7;
step two, when the roof concrete pouring floor slab 1 is poured, pre-burying L-shaped steel bars 2 at the parapet wall installation position, so that the upper parts of the L-shaped steel bars 2 are vertically exposed above the roof concrete pouring floor slab 1;
thirdly, placing the left prefabricated parapet concrete module 6 on the roof surface concrete pouring floor plate 1, inserting the steel bars, which are inserted on the bottom end surfaces of the lower L-shaped steel bars 2, into the vertical holes 4, and arranging an adhesive layer 5 between the left prefabricated parapet concrete module 6 and the roof surface concrete pouring floor plate 1;
a fourth step of butting a right prefabricated parapet concrete module 7 on a roof surface concrete pouring floor plate 1 on the right side of the left prefabricated parapet concrete module 6, enabling a tenon 9 prefabricated on the left side elevation of the right prefabricated parapet concrete module 7 to be inserted into a mortise 8 on the right side elevation of the left prefabricated parapet concrete module 6, and enabling a L-shaped steel bar 2 corresponding to the lower side of the right prefabricated parapet concrete module 7 to be inserted into a vertical hole 4;
fifth, butt-welding the right end of the left butt-joint steel plate 11 and the left end of the right butt-joint steel plate 14 together to form a welding seam 16;
and sixthly, filling an asphalt cement layer 17 above the left butt joint steel plate 11 and the right butt joint steel plate 14, so that the top end of the asphalt cement layer 17 is flush with the top end surface of the left prefabricated parapet concrete module 6.
The mould adopts shaping steel moulding plate and complete support system during prefabrication processing of prefabricated shaping parapet, wherein the circular arc part adopts PVC pipe as mould, utilizes BIM technique to carry out regional division and confirms modulus and every length, and the horizontal muscle of internal reinforcing bar net piece, vertical muscle all dispose according to the design drawing, and C20 fine stone concrete placement sets up the recess in facade department and does benefit to waterproofing membrane shop and paste
The groove on one side of the top of each prefabricated parapet concrete module is provided with a butt-joint steel plate, the two prefabricated parapet concrete modules are spliced by a tongue-and-groove at the side end of each plate, the butt-joint steel plates are butt-welded during splicing, the upper groove is filled and sealed by asphalt cement, the lower end is bonded by an adhesive, and the prefabricated parapet concrete modules are maintained for 14 days.
Claims (2)
1. The utility model provides a parapet is assembled to precast concrete module, including roof face concrete placement floor slab (1) and prefabricated parapet concrete module (3), characterized in that, on roof face concrete placement floor slab (1), pre-buried have L shape reinforcing bar (2), the upper portion of L shape reinforcing bar (2) vertically exposes in the top of roof face concrete placement floor slab (1), on the lower bottom surface of prefabricated parapet concrete module (3), reserve and have reinforcing bar to insert vertical hole (4), prefabricated parapet concrete module (3) set up on roof face concrete placement floor slab (1), and the upper portion of L shape reinforcing bar (2) is pegged graft in reinforcing bar insertion vertical hole (4); the parapet is formed by splicing a left prefabricated parapet concrete module (6) and a right prefabricated parapet concrete module (7) in sequence along the left-right direction, mortise (8) is prefabricated on the right side elevation of the left prefabricated parapet concrete module (6), tenon (9) is prefabricated on the left side elevation of the right prefabricated parapet concrete module (7), and the tenon (9) is spliced in the mortise (8); a left square groove (10) is formed in the right end of the top surface of the left prefabricated parapet concrete module (6), a left butt joint steel plate (11) is arranged on the groove bottom surface of the left square groove (10), a left embedded steel bar (12) is connected to the lower bottom surface of the left butt joint steel plate (11), and the left embedded steel bar (12) is embedded in the left prefabricated parapet concrete module (6) under the left square groove (10); a right square groove (13) is formed in the left end of the top surface of the right prefabricated parapet concrete module (7), a right butt joint steel plate (14) is arranged on the groove bottom surface of the right square groove (13), a right embedded steel bar (15) is connected to the lower bottom surface of the right butt joint steel plate (14), and the right embedded steel bar (15) is embedded in the right prefabricated parapet concrete module (7) under the right square groove (13); the right end of the left butt joint steel plate (11) is butt joint with the left end of the right butt joint steel plate (14) and is connected together through a welding seam (16), and an asphalt cement layer (17) is filled above the left butt joint steel plate (11) and the right butt joint steel plate (14).
2. A concrete prefabricated module spliced parapet wall according to claim 1, characterized in that a horizontal reserved groove (18) is arranged at the middle lower part of the inner side elevation of the prefabricated parapet wall concrete module (3); a drip groove (19) is arranged on the top pressing convex eave of the prefabricated parapet concrete module (3); an adhesive layer (5) is arranged between the roof concrete pouring floor plate (1) and the prefabricated parapet concrete module (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018961.6U CN220035929U (en) | 2023-05-01 | 2023-05-01 | Parapet assembled by concrete prefabricated modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018961.6U CN220035929U (en) | 2023-05-01 | 2023-05-01 | Parapet assembled by concrete prefabricated modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035929U true CN220035929U (en) | 2023-11-17 |
Family
ID=88727543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321018961.6U Active CN220035929U (en) | 2023-05-01 | 2023-05-01 | Parapet assembled by concrete prefabricated modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035929U (en) |
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2023
- 2023-05-01 CN CN202321018961.6U patent/CN220035929U/en active Active
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