CN107035064B - Assembled prefabricated outer wall plate structure and construction method - Google Patents
Assembled prefabricated outer wall plate structure and construction method Download PDFInfo
- Publication number
- CN107035064B CN107035064B CN201710177096.2A CN201710177096A CN107035064B CN 107035064 B CN107035064 B CN 107035064B CN 201710177096 A CN201710177096 A CN 201710177096A CN 107035064 B CN107035064 B CN 107035064B
- Authority
- CN
- China
- Prior art keywords
- wall
- wallboard
- wall plate
- lower outer
- horizontal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/46—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose specially adapted for making walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/48—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose as high as or higher than the room, i.e. having provisions concerning the connection with at least two floors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Load-Bearing And Curtain Walls (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to an assembled prefabricated outer wall plate structure, which mainly comprises an outer wall plate, a lower outer wall plate, a fixing component, a separated angle steel, an L-shaped steel plate and a horizontal U-shaped rib; the lower outer wallboard is internally provided with a lower outer wallboard permanent fixing component, the lower outer wallboard permanent fixing component is connected with an L-shaped steel plate in an anchoring way, a horizontal U-shaped rib is reserved on the top of the outer wallboard arranged on the inner side of the top of the lower outer wallboard, and the lower outer wallboard permanent fixing component is welded with a side beam reserved horizontal U-shaped rib at the end part of the floor slab; the outer wall plate is vertically connected with the lower outer wall plate through a locating pin, and the temporary fixing component 1 of the outer wall plate pre-embedded in the outer wall plate is anchored with the separated angle steel; and pouring back-pouring fine stone concrete in the enclosing space at the lower part of the separated angle steel. The assembled prefabricated external wall panel structure has high installation speed and high connection strength between the upper prefabricated external wall panel and the lower prefabricated external wall panel and the beam body. The invention also provides a construction method of the prefabricated exterior wall plate structure.
Description
Technical Field
The invention relates to an assembled prefabricated exterior wall board structure and a construction method, belongs to the technical field of building construction, is suitable for various exterior wall board installation constructions of residential and commercial high-rise buildings, and is particularly suitable for exterior wall board installation projects with a relatively tight construction period.
Background
At present, the building construction industry in China is very rapid in progress, and a plurality of buildings adopt an outer wall prefabricated hanging plate installation construction technology in the construction process, so that the technology can show very good plasticity in the construction process, simultaneously can show the design intention of a designer very well, does not need very high cost in the maintenance process, and is easy to control the construction quality, so that the technology is favored by all parties in the construction process.
The traditional prefabricated external wall panel is installed mainly by adopting the following process flows: smearing a leveling layer, positioning an external wall board, temporarily fixing the external wall board, inserting asphalt felt, benzene laths and plastic strips, inserting node construction steel bars, welding key slot steel bars to cast concrete, twisting hard cement mortar at the bottom of the external wall, and removing the temporary support of the external wall board. When the outer wallboard is temporarily fixed, the temporary fixing component is generally arranged in a key groove (at the top of the outer floor slab of the boundary beam), so that the temporary fixing component is required to be removed before the later concrete pouring construction, and the installation quality of the outer wallboard is affected to a certain extent; in addition, the top of the lower layer external wall panel and the boundary beam are not welded by reserved reinforcing steel bars in the traditional process, and the connection strength is common; in the installation process of the upper wallboard and the lower wallboard, the traditional process is not provided with a wallboard verticality adjusting device, and the adjustment operation is inconvenient through measurement. At present, a plurality of novel prefabricated external wall panel mounting structures also appear on the market, for example, spring plate connection is adopted (patent number: 201410466822.9), the structure mounting flow is simple, the construction efficiency can be greatly improved, but the novel prefabricated external wall panel mounting structure is only suitable for light-duty prefabricated external wall panels, if the novel prefabricated external wall panel mounting structure is used in the installation of large-scale and heavy-duty prefabricated external wall panels, the upper hanging spring plate and the lower hanging spring plate are extremely easy to deform, the mounting error is large, and meanwhile, certain potential safety hazards exist.
In view of the above, the invention adds measures such as horizontal U-shaped lap joint reserved ribs, vertical lap joint reserved ribs and the like on the basis of the conventional prefabricated outer wall plate structure, simultaneously moves up the temporary fixing component of the outer wall plate to the top of the boundary beam, adopts separated angle steel as a main connecting component, and carries out positioning and correction of outer wall plate installation on the lower outer wall plate and the outer wall plate by adopting a combined connecting rod structure of a horizontal connecting rod and an inclined supporting rod respectively.
Disclosure of Invention
The invention aims to provide an assembled prefabricated outer wall plate structure with high installation speed, good structural stability and outstanding economic benefit and a construction method.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the prefabricated external wall panel structure is characterized by mainly comprising an external wall panel 3, a lower external wall panel 8, a fixing assembly, a separated angle steel 12, an L-shaped steel plate 24 and a horizontal U-shaped rib; the lower outer wallboard permanent fixing assembly 7 is arranged in the lower outer wallboard 8, the lower outer wallboard permanent fixing assembly 7 is connected with the L-shaped steel plate 24 in an anchoring manner, the other side of the L-shaped steel plate 24 is anchored with the floor bottom permanent fixing assembly 21, the top of the outer wallboard arranged on the inner side of the top of the lower outer wallboard 8 is reserved with a horizontal U-shaped rib 19, and the outer wallboard is welded and connected with the side beam reserved horizontal U-shaped rib 20 at the end part of the floor; the outer wallboard 3 and the lower outer wallboard 8 are vertically connected through a locating pin 4, the outer wallboard temporary fixing assembly 1 pre-embedded in the outer wallboard 3 is anchored with the separated angle steel 12, the horizontal end part of the separated angle steel 12 is anchored with the side beam top temporary fixing assembly 15, and the separated angle steel 12 is provided with an inclined stay bar 11; and a rear fine stone concrete 13 is poured in the enclosing space at the lower part of the separated angle steel 12.
Further, the fixing assembly comprises a pre-buried screw rod, a gasket and an external screw cap.
The outside of the boundary beam is provided with a boundary beam reserved vertical U-shaped rib 16, and the lower part of the boundary beam is embedded with a boundary beam lower horizontal wire sleeve 28.
The top of the lower outer wall plate 8 is reserved with a positioning pin hole, an outer wall plate wire sleeve 23 is embedded below the lower outer wall plate permanent fixing assembly 7, a U-shaped screw 25 is arranged in the outer wall plate wire sleeve 23, the inner side of the wall body of the outer wall plate 3 is provided with the outer wall inner heat insulation plate 9, and the inner side of the wall body of the lower outer wall plate 8 is provided with the lower outer wall inner heat insulation plate 22.
A horizontal positioning rod 26 is arranged between the U-shaped screw 25 and the side beam lower horizontal wire sleeve 28.
The outer wallboard is provided with the outer wallboard reserved steel bar 2 in the outer wallboard 3, and the lower extreme of the outer wallboard reserved steel bar 2 extends to the outside of the wall perpendicular to the wall surface, and is welded and connected with the edge beam reserved vertical U-shaped steel bar 16.
The horizontal plane of the separated angle steel 12 is uniformly provided with hollow grooves 29.
The two ends of the diagonal brace 11 are provided with hinge sections, and a chute is arranged in the lower hinge section.
The joint of the outer wallboard 3 and the lower outer wallboard 8 is provided with a sealing paste caulking 6, an elastic plastic rod caulking 5 and a rubber hollow water stop 18 from outside to inside.
The invention also provides a construction method of the assembled prefabricated exterior wall plate structure, which mainly comprises the following construction steps:
1) Hoisting the lower outer wallboard into position: the lower outer wall plate 8 is tightly hung to the installation position by adopting a clamping ring pin, an L-shaped steel plate 24 is installed at the bottom of a floor slab through a pre-buried lower outer wall plate permanent fixing assembly 7 in advance before the lower outer wall plate 8 is hung, the vertical position is firstly found out during the hanging, then the lower outer wall plate 8 slowly descends to be in position, the wall edge line is used as the standard when the lower outer wall plate 8 is in position, the tongue-and-groove joint is not misplaced, and the elevation must be accurate;
2) The lower outer wallboard is fixed: after the lower outer wallboard 8 is in place, anchoring the lower outer wallboard with an L-shaped steel plate 24 in time, installing a U-shaped screw rod 25 in an outer wallboard wire sleeve 23, then installing a temporary horizontal positioning rod 26 between the U-shaped screw rod 25 and a side beam lower horizontal wire sleeve 28, ensuring the installation verticality, adopting a theodolite for secondary inspection on the verticality of the installed lower outer wallboard 8, and welding and connecting a reserved horizontal U-shaped rib 19 on the top of the outer wallboard with a reserved horizontal U-shaped rib 20 on the side beam at the end part of a floor slab after the inspection is qualified;
3) The outer wallboard is hoisted in place: before the outer wallboard 3 is hoisted, a locating pin 4 is arranged at the top of the lower outer wallboard 8 in advance, and then the outer wallboard is hoisted in place, wherein the hoisting method is the same as the requirement of the lower outer wallboard 8;
4) The outer wallboard is fixed: after the outer wall plate 3 is in place, the separated angle steel 12 is timely installed, the separated angle steel 12 is anchored with the side beam 17 firstly, and then the outer wall plate 3 is fixed with the separated angle steel 12; simultaneously, the outer wallboard reserved steel bar 2 and the side beam reserved vertical U-shaped steel bar 16 are welded, the inclined stay bar 11 is installed after fixing, and the anchor is carried out after the verticality is adjusted;
5) Installing an elastic plastic rod and a rubber hollow water stop belt: an elastic plastic rod caulking 5 is arranged at the joint of the outer wallboard 3 and the lower outer wallboard 8, a rubber hollow water stop 18 is arranged at the inner side, and sealing paste is used for caulking treatment at the outer side after the installation;
6) And (3) pouring concrete: before pouring concrete, firstly checking whether the embedded filling is perfect, and after the quality check is qualified, pouring fine stone concrete into a key slot formed between the external wall panel and the side beam, wherein the pouring is finished at one time;
demolish the temporary fixing subassembly of the exterior wallboard: when the concrete strength of the wall column reaches more than 4Mpa, removing all temporary fixing components on the outer wall plate of the wall column, and carrying out the wall plate installation operation of the next floor according to the same construction method.
The invention has the following characteristics and beneficial effects:
(1) The invention adds measures such as the horizontal U-shaped lap joint reserved ribs, the vertical lap joint reserved ribs and the like on the basis of the conventional prefabricated outer wall plate structure, effectively strengthens the connection strength of the outer wall plate and the boundary beam in the installation process of the outer wall plate, and indirectly improves the construction safety.
(2) The temporary fixing component of the external wallboard is moved upwards to the top of the boundary beam, and the separated angle steel is used as a main connecting component, so that the temporary component can be removed after the key slot concrete pouring is finished while the connecting strength is ensured, and the installation quality of the external wallboard is greatly improved.
(3) The invention carries out positioning and correction of the outer wall plate installation on the lower outer wall plate and the outer wall plate by adopting the combined connecting rod structure of the horizontal connecting rod and the inclined supporting rod, and has simple operation and high installation precision.
Drawings
FIG. 1 is a cross-sectional view of an assembled prefabricated exterior wall panel structure of the present invention;
FIG. 2 is a top view of the split angle of the present invention;
fig. 3 is a schematic diagram of welding the horizontal reserved ribs of the outer wall and the horizontal reserved ribs outside the floor slab in the invention.
In the figure: 1-a temporary fixing component of an outer wallboard of the main body; 2-reserving reinforcing steel bars on the outer wall plate; 3-an outer wallboard of the main body; 4-locating pins; 5-plugging a seam by an elastic plastic rod; 6, caulking the sealing paste; 7-a lower outer wall plate permanent fixing component; 8-lower layer external wall board; 9-an outer wall inner heat insulation board of the layer; 10-anchoring bolts at the upper parts of the diagonal braces; 11-diagonal braces; 12-separating angle steel; 13-post-pouring fine stone concrete; 14-anchoring bolts at the lower parts of the diagonal braces; 15-a side beam top temporary fixing assembly; the vertical U-shaped ribs are reserved on the side beams; 17-side beams; 18-a rubber hollow water stop; the top of the 19-external wall panel is reserved with a horizontal U-shaped rib; 20-reserving horizontal U-shaped ribs on the side beams; a floor bottom permanent fixture assembly; 22-a lower layer of an outer wall inner heat insulation board; 23-an outer wallboard wire sleeve; 24-L-shaped steel plate; 25-U-shaped screw; 26-a horizontal positioning rod; 27-welding the nodes; 28-a side beam lower horizontal wire sleeve; 29-hollow grooves.
Detailed Description
In this embodiment, the process requirements for hoisting the prefabricated external wall panel, the production technical requirements for producing the prefabricated external wall panel, the manufacturing and mounting process requirements for the fixing component and the like are not repeated, and the embodiment of the prefabricated external wall panel structure related to the invention is mainly described.
Fig. 1 is a sectional view of an assembled prefabricated exterior wall board structure of the present invention, fig. 2 is a top view of a split angle steel of the present invention, and fig. 3 is a schematic welding view of an exterior wall horizontal reserved rib and a floor slab outer horizontal reserved rib of the present invention.
The prefabricated exterior wall board structure shown in reference to fig. 1 mainly comprises an outer wall board 3, a lower outer wall board 8, a fixing component, a separated angle steel 12, an L-shaped steel plate 24, a horizontal U-shaped rib and the like. The fixing component comprises an embedded screw, a gasket and an external screw cap.
The lower outer wallboard permanent fixing assembly 7 is arranged in the lower outer wallboard 8, the lower outer wallboard permanent fixing assembly 7 is connected with the L-shaped steel plate 24 in an anchoring manner, the other side of the L-shaped steel plate 24 is anchored with the floor bottom permanent fixing assembly 21, the top of the outer wallboard arranged on the inner side of the top of the lower outer wallboard 8 is reserved with a horizontal U-shaped rib 19, and the outer wallboard is welded and connected with the side beam reserved horizontal U-shaped rib 20 at the end part of the floor; the outer wallboard 3 and the lower outer wallboard 8 are vertically connected through a locating pin 4, the outer wallboard temporary fixing assembly 1 pre-embedded in the outer wallboard 3 is anchored with the separated angle steel 12, the horizontal end part of the separated angle steel 12 is anchored with the side beam top temporary fixing assembly 15, and the separated angle steel 12 is provided with an inclined stay bar 11; and a rear fine stone concrete 13 is poured in the enclosing space at the lower part of the separated angle steel 12. Hinge sections are arranged at two ends of the diagonal brace 11, and a chute is arranged in the lower hinge section.
The outside of the boundary beam is provided with a boundary beam reserved vertical U-shaped rib 16, and the lower part of the boundary beam is embedded with a boundary beam lower horizontal wire sleeve 28.
The top of the lower outer wall plate 8 is reserved with a positioning pin hole, an outer wall plate wire sleeve 23 is pre-buried below the lower outer wall plate permanent fixing assembly 7, a U-shaped screw 25 is arranged in the outer wall plate wire sleeve 23, the inner side of the wall body of the outer wall plate 3 is provided with the outer wall inner heat insulation plate 9, and the inner side of the wall body of the lower outer wall plate 8 is provided with the lower outer wall inner heat insulation plate 22. A horizontal positioning rod 26 is arranged between the U-shaped screw 25 and the side beam lower horizontal wire sleeve 28.
The outer wallboard reserved steel bar 2 is arranged in the outer wallboard 3, the lower end of the outer wallboard reserved steel bar 2 extends to the outside of the wall perpendicular to the wall surface, and is welded and connected with the edge beam reserved vertical U-shaped steel bar 16.
The horizontal plane of the separated angle steel 12 is uniformly provided with hollow grooves 29.
The joint of the outer wallboard 3 and the lower outer wallboard 8 is provided with a sealing paste caulking 6, an elastic plastic rod caulking 5 and a rubber hollow water stop 18 from outside to inside.
During construction, the lower outer wall plate 8 is tightly hung to an installation position by adopting a clamping ring pin, the outer wall plate is prefabricated by adopting LC25 lightweight aggregate concrete with the strength grade of 180mm, an L-shaped steel plate 24 with the specification of 200mm multiplied by 10mm is arranged at the bottom of a floor slab through the lower outer wall plate permanent fixing assembly 7 in advance before being hung, the vertical position is firstly found during the hanging, then the lower outer wall plate is slowly lowered to be in position, the outer wall plate is in position by taking a wall edge line as a standard, a tongue-and-groove joint cannot be misplaced, and the elevation must be accurate.
After the lower outer wall plate 8 is in place, the lower outer wall plate 8 is anchored with an L-shaped steel plate 24 in time, a U-shaped screw rod 25 is arranged in an outer wall plate wire sleeve 23, a temporary horizontal positioning rod 26 is arranged between the U-shaped screw rod 25 and a side beam lower horizontal wire sleeve 28, the installation verticality is ensured, the verticality of the installed lower outer wall plate 8 is checked by adopting a theodolite for a second time, and after the checking is qualified, a reserved horizontal U-shaped rib 19 on the top of the outer wall plate on the top of the lower outer wall plate is welded and connected with a reserved horizontal U-shaped rib 20 on the side beam of the end part of the floor. The HRB335 steel bars with the diameter of 8mm are uniformly adopted as the reserved horizontal U-shaped bars 19 on the top of the external wall panel and the reserved horizontal U-shaped bars 20 on the side beams. And then hoisting the outer wall plate in place, wherein the specification of the outer wall plate 3 is the same as that of the lower outer wall plate 8, a positioning pin 4 with the diameter of 20mm is arranged on the top of the lower outer wall plate 8 in advance before hoisting, and then hoisting is carried out in place, and the hoisting method is the same as the requirements and the lower outer wall plate.
After the outer wallboard 3 is in place, timely mounting a separated angle steel 12 with the specification of 300mm multiplied by 500nn multiplied by 100mm, prefabricating the separated angle steel 12 by adopting an HPB235 steel plate, uniformly arranging hollow grooves 29 on the horizontal plane of the separated angle steel 12, wherein the specification of the hollow grooves 29 is 250mm multiplied by 200mm, anchoring the separated angle steel 12 with the boundary beam 17, and then fixing the outer wallboard 3 with the separated angle steel 12; simultaneously, the outer wallboard reserved steel bar 2 (with the diameter of 8 mm) and the edge beam reserved vertical U-shaped steel bar 16 (with the diameter of 8 mm) are welded, the inclined stay bar 11 is installed after fixing, and the vertical degree is adjusted and then anchored.
After the construction is completed, an elastic plastic rod is arranged at the joint (joint height is 20 mm) between the outer wall plate 3 and the lower wall plate 8, a rubber hollow water stop belt 18 with the diameter of 25mm is arranged at the inner side, and sealing paste is used for caulking treatment on the outer side after the construction is completed. And C25 fine stone concrete is poured into a key groove formed by the floor slab and the boundary beam after the filling quality is qualified, the key groove is 200mm wide and 160mm high, and the one-time pouring is completed.
When the concrete strength of the wall column reaches more than 4Mpa, removing all temporary fixing components on the outer wall plate of the wall column, and carrying out the wall plate installation operation of the next floor according to the same construction method.
Claims (6)
1. The prefabricated external wall panel structure is characterized by mainly comprising an external wall panel (3), a lower external wall panel (8), a fixing component, a separated angle steel (12), an L-shaped steel plate (24) and a horizontal U-shaped rib; the fixing assembly comprises an embedded screw, a gasket and an external screw cap; a lower outer wall plate permanent fixing assembly (7) is arranged in the lower outer wall plate (8), the lower outer wall plate permanent fixing assembly (7) is connected with an L-shaped steel plate (24) in an anchoring manner, the other side of the L-shaped steel plate (24) is anchored with a floor bottom permanent fixing assembly (21), a horizontal U-shaped rib (19) is reserved on the top of the outer wall plate arranged on the inner side of the top of the lower outer wall plate (8), the horizontal U-shaped rib (20) is welded and connected with a boundary beam reserved horizontal U-shaped rib (20) at the end part of a floor, a boundary beam reserved vertical U-shaped rib (16) is arranged outside the boundary beam, and a boundary beam lower horizontal wire sleeve (28) is embedded at the lower part of the boundary beam in an embedded manner; the outer wallboard (3) is vertically connected with the lower outer wallboard (8) through a locating pin (4), the outer wallboard temporary fixing component (1) pre-embedded in the outer wallboard (3) is anchored with the separated angle steel (12), the horizontal end part of the separated angle steel (12) is anchored with the boundary beam top temporary fixing component (15), and the separated angle steel (12) is provided with an inclined stay bar (11); a rear fine stone pouring concrete (13) is poured in an enclosing space at the lower part of the separated angle steel (12); the top of the lower outer wall plate (8) is reserved with a positioning pin hole, an outer wall plate wire sleeve (23) is pre-buried below the lower outer wall plate permanent fixing assembly (7), a U-shaped screw rod (25) is arranged in the outer wall plate wire sleeve (23), the inner side of the wall body of the outer wall plate (3) is provided with an outer wall inner heat insulation plate (9), and the inner side of the wall body of the lower outer wall plate (8) is provided with a lower outer wall inner heat insulation plate (22); a horizontal positioning rod (26) is arranged between the U-shaped screw rod (25) and the side beam lower horizontal wire sleeve (28).
2. The prefabricated exterior wall board structure according to claim 1, wherein the exterior wall board (3) is internally provided with exterior wall board reserved reinforcing bars (2), the lower ends of the exterior wall board reserved reinforcing bars (2) extend to the outside of the wall perpendicular to the wall surface, and are welded with the edge beam reserved vertical U-shaped ribs (16).
3. The prefabricated exterior wall panel structure according to claim 1, wherein the split angle steel (12) is uniformly provided with hollow grooves (29) on a horizontal plane.
4. The prefabricated exterior wall panel structure according to claim 1, wherein both ends of the diagonal brace (11) are provided with hinge sections, and a chute is provided in the lower hinge section.
5. The prefabricated exterior wall board structure according to claim 1, wherein the joint of the outer wall board (3) and the lower outer wall board (8) is provided with a sealing paste caulking joint (6), an elastic plastic rod caulking joint (5) and a rubber hollow water stop (18) from outside to inside.
6. The construction method of the fabricated prefabricated exterior wall panel structure according to any one of claims 1 to 5, which is characterized by comprising the following main steps:
1) Hoisting the lower outer wallboard into position: the lower outer wallboard (8) is tightly hung to an installation position by adopting a clamping ring pin, an L-shaped steel plate (24) is installed at the bottom of a floor through a pre-buried lower outer wallboard permanent fixing assembly (7) in advance before the lower outer wallboard (8) is hung, the vertical position is firstly found out during the hanging, then the lower outer wallboard (8) slowly descends to be in place, the wall edge line is used as a standard when the lower outer wallboard (8) is in place, a tongue-and-groove joint cannot be misplaced, and the elevation must be accurate;
2) The lower outer wallboard is fixed: after the lower outer wallboard (8) is in place, anchoring the lower outer wallboard with an L-shaped steel plate (24) in time, installing a U-shaped screw (25) in an outer wallboard wire sleeve (23), then installing a temporary horizontal positioning rod (26) between the U-shaped screw (25) and a side beam lower horizontal wire sleeve (28), ensuring the installation perpendicularity, adopting a theodolite for secondary inspection on the perpendicularity of the installed lower outer wallboard (8), and welding and connecting a reserved horizontal U-shaped rib (19) on the top of the outer wallboard with a reserved horizontal U-shaped rib (20) on the side beam at the end part of a floor slab after the inspection is qualified;
3) The outer wallboard is hoisted in place: before the outer wall plate (3) is hoisted, a locating pin (4) is arranged at the top of the lower outer wall plate (8) in advance, and then the outer wall plate is hoisted in place, wherein the hoisting method is the same as the lower outer wall plate (8) in requirement;
4) The outer wallboard is fixed: after the outer wallboard (3) is in place, the separated angle steel (12) is timely installed, the separated angle steel (12) is anchored with the side beam (17) firstly, and then the outer wallboard (3) is fixed with the separated angle steel (12); simultaneously, the outer wallboard reserved steel bar 2 and the side beam reserved vertical U-shaped steel bar 16 are welded, an inclined stay bar (11) is installed after fixing, and the outer wallboard is anchored after the verticality is adjusted;
5) Installing an elastic plastic rod and a rubber hollow water stop belt: an elastic plastic rod is arranged at the joint of the outer wallboard (3) and the lower outer wallboard (8), a rubber hollow water stop belt (18) is arranged at the inner side, and sealing paste is used for caulking treatment on the outer side after the installation;
6) And (3) pouring concrete: before pouring concrete, firstly checking whether the embedded filling is perfect, and after the quality check is qualified, pouring fine stone concrete into a key slot formed between the external wall panel and the side beam, wherein the pouring is finished at one time;
demolish the temporary fixing subassembly of the exterior wallboard: when the concrete strength of the wall column reaches more than 4Mpa, removing all temporary fixing components on the outer wall plate of the wall column, and carrying out the wall plate installation operation of the next floor according to the same construction method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177096.2A CN107035064B (en) | 2017-03-23 | 2017-03-23 | Assembled prefabricated outer wall plate structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177096.2A CN107035064B (en) | 2017-03-23 | 2017-03-23 | Assembled prefabricated outer wall plate structure and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107035064A CN107035064A (en) | 2017-08-11 |
| CN107035064B true CN107035064B (en) | 2023-06-16 |
Family
ID=59534515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177096.2A Active CN107035064B (en) | 2017-03-23 | 2017-03-23 | Assembled prefabricated outer wall plate structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107035064B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107663908A (en) * | 2017-11-02 | 2018-02-06 | 安徽建筑大学 | The attachment structure and connection method of GRC composite thermal-insulation external wall panels and agent structure |
| CN108130964A (en) * | 2018-01-22 | 2018-06-08 | 中交四航局港湾工程设计院有限公司 | A kind of construction method of assembled light concrete wall |
| CN109386070B (en) * | 2018-11-07 | 2023-08-11 | 中建集成房屋有限公司 | Assembled steel frame outer wall system and construction method thereof |
| CN109944369B (en) * | 2019-03-30 | 2024-04-09 | 中清大科技股份有限公司 | Wall structure with inner side mounted external wall panel and construction and mounting method thereof |
| CN110107019B (en) * | 2019-05-10 | 2021-09-28 | 中国十七冶集团有限公司 | Composite prefabricated floor slab for prefabricated building |
| CN113417472A (en) * | 2021-06-24 | 2021-09-21 | 江苏兴厦建设工程集团有限公司 | Assembled outer wall hoisting and mounting construction method |
| CN113899544B (en) * | 2021-12-09 | 2022-02-18 | 中国飞机强度研究所 | Airplane climate test connecting device and parameter optimization method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH116162A (en) * | 1997-06-18 | 1999-01-12 | Ohbayashi Corp | Construction method for reinforced concrete underground external wall |
| CN102168455A (en) * | 2011-03-15 | 2011-08-31 | 东南大学 | Horizontal seam U-shaped closed rib junction structure of assembled shear wall structure |
-
2017
- 2017-03-23 CN CN201710177096.2A patent/CN107035064B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH116162A (en) * | 1997-06-18 | 1999-01-12 | Ohbayashi Corp | Construction method for reinforced concrete underground external wall |
| CN102168455A (en) * | 2011-03-15 | 2011-08-31 | 东南大学 | Horizontal seam U-shaped closed rib junction structure of assembled shear wall structure |
Non-Patent Citations (1)
| Title |
|---|
| 预制夹心保温装配式剪力墙结构体系的应用;张文泽等;《建筑施工》(第10期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107035064A (en) | 2017-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107035064B (en) | Assembled prefabricated outer wall plate structure and construction method | |
| CN109723140B (en) | Construction method of prefabricated staircase | |
| CN105715068A (en) | Underpinning and reinforcing structure for seismic isolation bearing of existing brick-concrete structure and construction method for underpinning and reinforcing structure | |
| CN107476583A (en) | A kind of concrete assembled building builds construction method | |
| CN210685444U (en) | Quick leveling, mounting and supporting device for prefabricated external wall panel | |
| CN107119826B (en) | Autoclaved aerated concrete plate filling wall and column connecting node structure and construction method thereof | |
| CN206722208U (en) | A kind of prefabricated external wall panel structure | |
| CN104895221B (en) | Assembled shaped steel confined concrete shear wall structure | |
| CN210263490U (en) | Assembled wall that possesses adjustable extending structure | |
| CN218374567U (en) | Can fix a position ALC wallboard reinforced structure that can exempt from to plaster | |
| JP5865567B2 (en) | Connecting slab and its construction method | |
| CN201901941U (en) | Building system combining precast concrete member and cast-in-place concrete template | |
| EP1561874A1 (en) | Connecting device and node for buildings with prefabricated elements | |
| CN215907293U (en) | Rendering-free exhaust flue and assembly type flue mounting structure | |
| CN212670813U (en) | Hanging type integrated environment-friendly outer wall structure is inlayed to assembly type for building | |
| CN110805141B (en) | Connecting device and method for steel pipe column and shock insulation support after jacking of building | |
| CN105756323A (en) | Civil building kitchen and toilet-based construction method for sunk suspended form mold | |
| CN211200809U (en) | Assembled building wallboard and mounting structure thereof | |
| CN109339328B (en) | Cavity type eave structure and construction method thereof | |
| CN108442698B (en) | Deformation joint split bolt pvc sleeve plugging method and plugging fixing sleeve | |
| CN104790810A (en) | Window installation structure in aerated concrete block wall and construction method | |
| CN216787893U (en) | Prefabricated shear wall positioner | |
| CN109296111A (en) | A kind of two-sided composite wallboard joint structure of large size and construction method of band entirety bay window | |
| CN215054183U (en) | Novel prefabricated shear force wallboard connected node | |
| CN210263539U (en) | Assembly wall body module with help of fixed exempt from to tear open exterior sheathing of truss |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230519 Address after: 310000 room 1901, unit 3, building 3, Wanda Commercial Center, Gongshu District, Hangzhou City, Zhejiang Province Applicant after: HANGZHOU JIANGRUN TECHNOLOGY Ltd. Address before: 236000 North Gate of Tianzhu Yijing Community, Huaihe Road, Yingzhou District, Fuyang City, Anhui Province Applicant before: Anhui Tianzhu construction (Group) Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230808 Address after: Room 289, No. 333 Jiufo Jianshe Road, Zhongxin Guangzhou Knowledge City, Guangzhou, Guangdong Province, 510700 (self declared) Patentee after: China Construction Eighth Engineering Bureau South China Construction Co.,Ltd. Address before: 310000 room 1901, unit 3, building 3, Wanda Commercial Center, Gongshu District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU JIANGRUN TECHNOLOGY Ltd. |
|
| TR01 | Transfer of patent right |