CN108396895B - The more curved surface overhanging curtain walls of large span and its construction method - Google Patents
The more curved surface overhanging curtain walls of large span and its construction method Download PDFInfo
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- CN108396895B CN108396895B CN201810191905.XA CN201810191905A CN108396895B CN 108396895 B CN108396895 B CN 108396895B CN 201810191905 A CN201810191905 A CN 201810191905A CN 108396895 B CN108396895 B CN 108396895B
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- pendant
- floor beam
- fixed
- curtain wall
- keel
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims description 8
- 210000000988 bone and bone Anatomy 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 238000009408 flooring Methods 0.000 claims description 3
- 230000021615 conjugation Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001320 hippocampus Anatomy 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
Abstract
The invention discloses a kind of more curved surface overhanging curtain walls of large span and its construction methods, the more curved surface overhanging curtain walls of the large span and its construction method include the concrete floor with floor beam, base keel, main joist truss, secondary joist and curtain wall unit block, the horizontal position of the floor beam of the concrete floor outer end of different height is different, inclined base keel are respectively connected between the floor beam of every upper and lower level, inclination is fixed with support column between the base keel and floor beam, the main joist truss is fixed on base keel, the outer end of main joist truss is fixed with lateral secondary joist, multiple first pendants are fixed on the inside of the curtain wall unit block, the second pendant with the cooperation of the first pendant is detachably and fixedly provided on the secondary joist, with on the basis of guaranteeing curtain wall installation accuracy and curved surface conjugation grade, the advantages of greatly reducing difficulty of construction.
Description
Technical field
The present invention relates to building field, in particular to a kind of more curved surfaces of large span overhang curtain wall and its construction method.
Background technique
With the continuous development of China's architectural decoration, more design abroad theories constantly pour in China, make China
The construction technology of building trade has also obtained constantly going out new.The more moulded graces of curved surface curtain wall of large area, rich in artistry, but
In the construction of more curved surfaces overhanging curtain wall, irregular architecture structure form brings larger difficulty to Deepen Design and construction.
Large area overhangs there are errors in construction larger, more curved surface curtain wall point position in space positioning measurements and the installation of curved surface steel truss system
Difficult feature.
Summary of the invention
The purpose of the present invention one is to provide a kind of more curved surface overhanging curtain walls of large span, solves more curved surface curtain wall point position in space
Positioning measurement and it is difficult to install the problem of.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of more curved surfaces overhanging curtain walls of large span, concrete floor, base keel, main joist purlin including having floor beam
The horizontal position of frame, secondary joist and curtain wall unit block, the floor beam of the concrete floor outer end of different height is different, often
Inclined base keel are respectively connected between the floor beam of upper and lower level, inclination is fixed with support between the base keel and floor beam
Column, the main joist truss are fixed on base keel, and the outer end of main joist truss is fixed with lateral secondary joist, the curtain wall unit
It is fixed with multiple first pendants on the inside of block, is detachably and fixedly provided on the secondary joist and is hung with the second of the cooperation of the first pendant
Part.
Using the above scheme, the fixation of base keel and floor beam both ensure that the stabilization shape of base keel, also mention for floor beam
Strong support is supplied, and different according to the curvature of the outside of overhanging curtain wall, upper and lower level floor beam position can be in advance in water
Square offset is generated upwards, also therefore base keel can be presented different degrees of inclination, and incline structure is equivalent to for overhanging
The curvature of curtain wall carries out prebuckling adjustment, so that steel truss system can be with easier determining point position in space, and carries out pre-bending
The bending of truss itself will be reduced after tune is whole, be increased the serious forgiveness of truss installa-tion, be conducive to the accurate installation of curtain wall；And
Curtain wall is fixed on the secondary joist on truss by the cooperation of the first pendant and the second pendant, and the second pendant is matched as replaceable
Part can carry out selection adjustment according to demand, further realize the fine tuning of curtain wall unit block；It is realized with this and is guaranteeing curtain wall peace
On the basis of filling precision and curved surface conjugation grade, difficulty of construction is greatly reduced.
Further preferably are as follows: the outer end face of the floor beam is fixed with crossbeam, be fixed on the crossbeam respectively with flooring
The false keel of the bilevel base keel connection of beam.
Using the above scheme, by crossbeam and false keel that the bilevel all base keel of floor beam are linked as stress is whole
Body improves the stability and stress-bearing capability of base keel.
Further preferably are as follows: the base keel include the end bracket positioned at base keel upper and lower end face, the end bracket and building
Face beam abuts, and is equipped with the chemical anchor bolts being fixedly connected with floor beam on the end bracket.
Using the above scheme, end bracket is plane, increases the contact area with floor beam, reduces the situation that stress is concentrated；
General end bracket and base keel welding fabrication, chemical anchor bolts preferably can keep end bracket to be fixedly connected with floor beam.
Further preferably are as follows: two support columns, two branch are respectively and fixedly provided on the upper and lower part inner surface of the base keel
Dagger is mutually V-shaped and is fixedly connected with the other end with floor beam.
Using the above scheme, each support column actually can be base keel according to tension or the two different situations of resistance to compression
There is provided a direction resistant to lodging is both direction, and two V-shaped support columns are then four direction, and base dragon can be improved with this
Bone it is each to ability resistant to lodging.
Further preferably are as follows: the secondary joist be include two parallel plates and it is vertical be set to two plates it
Between web, multiple perforation are provided on the web, the web and plate form two grooves；Second pendant includes
The embedding head being embedded in groove is embedded with by way of wearing bolt in the groove of the secondary joist other side and the second pendant
The cushion block of connection.
Using the above scheme, secondary joist is in I-shaped, and the embedding head in secondary joist can be by the abutting branch of two plates
Support, cushion block then ensure that the uniform force on secondary joist both sides, and make each plate face of secondary joist that can provide holding power；
And the second pendant can be fixed to according to different locational requirements by different hole location positions.
Further preferably are as follows: second pendant further includes being connected to the carrier of plate outer surface and rabbeting for plate
Access slot, the carrier it is L-shaped with it is embedding first body formed, the access slot is surrounded by carrier and embedding head and is formed.
Using the above scheme, carrier is connected to the outer wall of plate, increases contact area, increases the stress-bearing capability of plate,
Plate stress is prevented to be bent.
Further preferably are as follows: indent is provided with limiting slot, the interior table of the plate on the cell wall and slot bottom of the access slot
Face is provided with the place-limited edge with limiting slot cooperation.
Using the above scheme, place-limited edge can prevent the second pendant from separating with secondary joist, when installation, the second pendant
It can be slid into groove from the end of secondary joist, then pass through screw bolt reinforcing.
Further preferably are as follows: the two sides of the embedding head are each provided with a carrier.
Using the above scheme, upper and lower two parts can be supported, and keep preferable stress performance.
Further preferably are as follows: second pendant further includes upper trailing arm and lower trailing arm, wherein between upper trailing arm and carrier
It is provided with groove, the end of the lower trailing arm is provided with lower hook portion；First pendant connects arm under including above connecing arm, wherein
On connect arm and abut with the upper surface of upper trailing arm and end is provided with the upper hook portion with the cooperation of upper groove, connect arm and subiculum under described
The upper surface of arm, which abuts, is simultaneously provided with the lower groove with the cooperation of lower hook portion in tail portion, it is described on connect arm, upper trailing arm, under connect arm and
Fastening bolt is provided through on lower trailing arm, the end of fastening bolt is fixed with fastening nut.
Using the above scheme, the curtain wall curved surface opposed vertical plane of building does not exceed 60 ° generally, in this way, upper and lower trailing arm
Main support is provided with the cooperation for connecing arm above and below, the cooperation of upper and lower groove and upper and lower hook portion prevents slip apart, and on
Connect and under connect arm end and the second pendant abutting can also for support.
The purpose of the present invention two is to provide a kind of more curved surface overhanging curtain walls of large span, and steps are as follows for work:
Step 1, the curtain wall curved surface built up as needed builds the position that floor beam has set floor beam in advance；
Step 2, surveying setting-out is installed base keel between outermost floor beam and is fixed with chemical anchor bolts, installation branch
The fixed slanting fixed base keel of dagger and floor beam；
Step 3, crossbeam is installed in the outer end of floor beam, the two rows false keel of crossbeam is respectively with above and below floor beam two
The base keel of side are fixed；
Step 4, by main joist truss installa-tion on base keel, main joist truss and base keel are welded after being installed；
Step 5, it is transversely mounted secondary joist on main joist, the second pendant is because in preliminary installation to secondary joist when installation；
Step 6, curvature is designed according to curtain wall unit block, adjusts the position of the second pendant, the first pendant on curtain wall answers thing
First it is installed；The first pendant on curtain wall unit block is docked with the second pendant, and wears fastening bolt and fixes.
In conclusion the invention has the following advantages:
1, prebuckling adjustment is carried out for the curvature of overhanging curtain wall, so that steel truss system can be with easier determining space
Point, and the bending for carrying out truss itself after prebuckling adjustment will be reduced, and be increased the serious forgiveness of truss installa-tion, be conducive to curtain wall
Accurate installation；
2, it can be finely tuned in advance when curtain wall unit block is installed in a manner of pendant docking, guarantee curtain wall installation essence
On the basis of degree and curved surface conjugation grade, difficulty of construction is greatly reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is enlarged drawing of the Fig. 1 of the present embodiment at A；
Fig. 3 is first pendant of the present embodiment and the structural schematic diagram of the second pendant.
In figure, 1, concrete floor；2, base keel；3, main joist truss；4, secondary joist；5, curtain wall unit block；6, crossbeam；
7, the second pendant；8, the first pendant；9, cushion block；11, floor beam；21, support column；22, end bracket；41, plate；42, web；
43, place-limited edge；61, false keel；71, embedding head；72, carrier；73, access slot；731, limiting slot；74, upper trailing arm；75, upper groove；
76, lower trailing arm；761, lower hook portion；81, matrix；82, arm is connect on；821, upper hook portion；83, arm is connect under；84, lower groove.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the protection scope of invention.
The present embodiment: the more curved surfaces of large span overhang curtain wall, as shown in Figure 1, including the concrete floor with floor beam 11
1, base keel 2, main joist truss 3, secondary joist 4 and curtain wall unit block 5；According to the curtain wall curvature of planning, wherein different height
1 outer end of concrete floor floor beam 11 horizontal position it is different；Inclination is respectively connected between the floor beam 11 of every upper and lower level
Base keel 2, main joist truss 3 is fixed on base keel 2, and the outer end of main joist truss 3 is fixed with lateral secondary joist 4, curtain wall
The inside of cell block 5 is fixed with multiple first pendant 8(referring to Fig. 3), is detachably and fixedly provided with and the first pendant 8 on secondary joist 4
Second pendant 7(of cooperation completes the installation and adjustment of current cell block referring to Fig. 3), the cooperation of two kinds of pendants.
Such as Fig. 2 institute, the upper and lower end face of base keel 2 is provided with end bracket 22, and end bracket 22 and base keel 2 are welded to connect, end
Fishplate bar 22 is abutted with floor beam 11, and the chemical anchor bolts being fixedly connected with floor beam 11 are equipped on end bracket 22.Base keel 2 it is upper
The support column 21 being mutually in the shape of the letter V there are two fixing, the other end of two support columns 21 are tilted in portion and lower inner surface
Chemical anchor bolts of reaching the same goal are fixedly connected with floor beam 11.The outer end face of floor beam 11 is fixed with crossbeam 6, and difference is fixed on crossbeam 6
The false keel 61 connecting with the bilevel base keel 2 of floor beam 11, false keel 61 and base keel 2 weld in succession.
Main joist truss 3 has multiple steel parts to build, and main joist truss 3 is tentatively fixed on base dragon by first passing through bolt
On bone 2, then reinforce fixing by welding.
As shown in figure 3, secondary joist 4 is fixed by bolts in main joist truss 3, then reinforce fixing by welding.Secondary dragon
Bone 4 be include two parallel plates 41 and the vertical web 42 being set between two plates 41, be arranged on web 42
There are multiple perforation, web 42 and plate 41 form two grooves.Multiple second pendants 7, the second pendant 7 are connected on secondary joist 4
Quantity set according to the curtain wall unit block 5 that is fixed on secondary joist 4.
Second pendant 7 includes the first butted part docked with secondary joist 4 and the second docking section for docking with the first pendant 8
Point；Wherein the first butted part include the embedding head 71 being embedded in groove, the carrier 72 for being connected to 41 outer surface of plate and
The access slot 73 rabbeted for plate 41.It is embedded with by way of wearing bolt in the groove of 4 other side of secondary joist and the second pendant 7
The cushion block 9 of connection.The L-shaped two sides with the integrated molding of embedding head 71 and embedding head 71 of carrier 72 are each provided with a carrier 72.
Access slot 73 is surrounded by carrier 72 and embedding head 71 and is formed, and indent is provided with limiting slot 731 on the cell wall and slot bottom of access slot 73, is put down
The inner surface of plate 41 is provided with the place-limited edge 43 cooperated with limiting slot 731.Second butted part includes upper trailing arm 74 and lower trailing arm
76, wherein being provided with groove 75 between upper trailing arm 74 and carrier 72, the end of lower trailing arm 76 is provided with lower hook portion 761.
First pendant 8 include matrix 81, on connect arm 82 and under connect arm 83, wherein on connect arm 82 abut it is upper with upper trailing arm 74
Surface is simultaneously provided with the upper hook portion 821 with the cooperation of upper groove 75 in end, under connect arm 83 and abutted simultaneously with the upper surface of lower trailing arm 76
Tail portion be provided with lower hook portion 761 cooperation lower groove 84, above connect arm 82, upper trailing arm 74, under connect arm 83 and lower trailing arm 76
On be provided through fastening bolt, the end of fastening bolt is fixed with fastening nut.Matrix 81 is consolidated by way of wearing back of the body bolt
Due to the back side of curtain wall unit block 5, according to the of different sizes of curtain wall unit block 5, quantity can be also varied in fact.
Embodiment 2: the construction method of the more curved surface overhanging curtain walls of large span, as shown in Figure 1, its construction procedure is as follows:
Step 1, the curtain wall curved surface built up as needed builds the position that floor beam 11 has set floor beam 11 in advance；
Step 2, surveying setting-out installs base keel 2 between outermost floor beam 11 and fixes postposition with chemical bolt
Embedded board, the fixed slanting fixed base keel 2 of installation support column 21 and floor beam 11；
Step 3, crossbeam 6 is installed in the outer end of floor beam 11, the two rows false keel 61 on crossbeam 6 respectively with flooring
The base keel 2 of about 11 two sides of beam are fixed；
Step 4, main joist truss 3 is mounted on base keel 2, main joist truss 3 and base keel is welded after being installed
2；
Step 5, it is transversely mounted secondary joist 4 on main joist, the second pendant 7 is because tentatively installing to secondary joist 4 when installation；
Step 6, curvature is designed according to curtain wall unit block 5, adjusts the position of the second pendant 7, the first pendant 8 on curtain wall is answered
It is installed in advance；The first pendant 8 on curtain wall unit block 5 is docked with the second pendant 7, and wears fastening bolt and fixes.
Claims (6)
1. a kind of more curved surfaces of large span overhang curtain wall, including the concrete floor (1) with floor beam (11), base keel (2), master
Keel truss (3), secondary joist (4) and curtain wall unit block (5), it is characterized in that: the concrete floor (1) of different height is outside
The horizontal position of the floor beam (11) at end is different, is respectively connected with inclined base keel (2) between the floor beam (11) of every upper and lower level,
Inclination is fixed with support column (21) between the base keel (2) and floor beam (11), and the main joist truss (3) is fixed on base dragon
Bone (2), the outer end of main joist truss (3) are fixed with lateral secondary joist (4), are fixed on the inside of the curtain wall unit block (5)
Multiple first pendants (8) are detachably and fixedly provided with the second pendant (7) with the first pendant (8) cooperation on the secondary joist (4),
The outer end face of the floor beam (11) is fixed with crossbeam (6), be fixed on the crossbeam (6) respectively with floor beam (11) up and down two
The false keel (61) of base keel (2) connection of layer, the secondary joist (4) be include two parallel plates (41) and vertical
The web (42) being set between two plates (41), be provided with multiple perforation, the web (42) on the web (42)
Two grooves are formed with plate (41)；Second pendant (7) includes the embedding head (71) being embedded in groove, the secondary joist
(4) it is embedded with the cushion block (9) connecting by way of wearing bolt with the second pendant (7) in the groove of the other side, described second
Pendant (7) further includes the carrier (72) for being connected to plate (41) outer surface and the access slot (73) for plate (41) interlocking, institute
State that carrier (72) is L-shaped to be integrally formed with embedding head (71), the access slot (73) by carrier (72) and embedding head (71) surround at
Type, indent is provided with limiting slot (731) on the cell wall and slot bottom of the access slot (73), the inner surface setting of the plate (41)
There is the place-limited edge (43) with limiting slot (731) cooperation.
2. the more curved surfaces of large span according to claim 1 overhang curtain wall, it is characterized in that: the base keel (2) include being located at
The end bracket (22) of base keel (2) upper and lower end face, the end bracket (22) abut with floor beam (11), on the end bracket (22)
It is equipped with the chemical anchor bolts being fixedly connected with floor beam (11).
3. the more curved surfaces of large span according to claim 1 overhang curtain walls, it is characterized in that: the top of the base keel (2) and
Two support columns (21) are respectively and fixedly provided in lower inner surface, two support columns (21) are mutually in the shape of the letter V and with the other end and flooring
Beam (11) is fixedly connected.
4. the more curved surfaces of large span according to claim 1 overhang curtain wall, it is characterized in that: the two sides of the embedding head (71) are respectively set
It is equipped with a carrier (72).
5. the more curved surfaces of large span according to claim 1 overhang curtain wall, it is characterized in that: second pendant (7) further includes
Upper trailing arm (74) and lower trailing arm (76), wherein groove (75) are provided between upper trailing arm (74) and carrier (72), under described
The end of trailing arm (76) is provided with lower hook portion (761)；First pendant (8) include above connect arm (82) and under connect arm (83),
In on connect arm (82) and abut with the upper surface of upper trailing arm (74) and end is provided with the upper hook portion with upper groove (75) cooperation
(821), arm (83) is connect under described to abut with the upper surface of lower trailing arm (76) and be provided with and lower hook portion (761) cooperation in tail portion
Lower groove (84), it is described on connect arm (82), upper trailing arm (74), under connect and be provided through fastening on arm (83) and lower trailing arm (76)
The end of bolt, fastening bolt is fixed with fastening nut.
6. a kind of construction method of the more curved surface overhanging curtain walls of large span according to claim 1, it is characterised in that construction step
It is rapid as follows:
Step 1, the curtain wall curved surface built up as needed builds the position that floor beam (11) have set floor beam (11) in advance；
Step 2, surveying setting-out is installed base keel (2) between outermost floor beam (11) and is fixed with chemical anchor bolts, installed
The fixed slanting fixed base keel (2) of support column (21) and floor beam (11)；
Step 3, floor beam (11) outer end install crossbeam (6), the two rows false keel (61) of crossbeam (6) respectively with building
The base keel (2) of face beam (11) two sides up and down are fixed；
Step 4, main joist truss (3) is mounted on base keel (2), main joist truss (3) and base dragon is welded after being installed
Bone (2)；
Step 5, it is transversely mounted on main joist secondary joist (4), the second pendant (7) is because of preliminary installation to secondary joist (4) when installation
On；
Step 6, curvature is designed according to curtain wall unit block (5), adjusts the position of the second pendant (7), the first pendant (8) on curtain wall
It should be installed in advance；The first pendant (8) on curtain wall unit block (5) is docked with the second pendant (7), and wears fastening bolt
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810191905.XA CN108396895B (en) | 2018-03-08 | 2018-03-08 | The more curved surface overhanging curtain walls of large span and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810191905.XA CN108396895B (en) | 2018-03-08 | 2018-03-08 | The more curved surface overhanging curtain walls of large span and its construction method |
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| CN108396895A CN108396895A (en) | 2018-08-14 |
| CN108396895B true CN108396895B (en) | 2019-11-22 |
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| CN201810191905.XA Expired - Fee Related CN108396895B (en) | 2018-03-08 | 2018-03-08 | The more curved surface overhanging curtain walls of large span and its construction method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595242A (en) * | 2018-12-18 | 2019-04-09 | 四川衡为营造实业有限公司 | A kind of novel connecting component |
| CN112049286B (en) * | 2020-07-22 | 2022-02-25 | 中建二局装饰工程有限公司 | Large-span special-shaped hyperboloid aluminum plate curtain wall system and construction method thereof |
| CN114086708B (en) * | 2021-11-02 | 2023-05-26 | 山西五建集团有限公司 | Gradual change clitellum curtain bearing system and light envelope integral construction system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575889B (en) * | 2009-03-27 | 2010-12-08 | 北京市建筑工程装饰有限公司 | Multi-curved surface overhung copper plate curtain wall and construction method thereof |
| CN203701355U (en) * | 2013-12-04 | 2014-07-09 | 上海鼎中建材有限公司 | Open curtain wall joint device with full-size inter-grasping structure |
| JP6546781B2 (en) * | 2015-05-18 | 2019-07-17 | 大成建設株式会社 | Exterior material mounting structure |
| CN205976156U (en) * | 2016-08-15 | 2017-02-22 | 杭州臻万建筑装饰工程有限公司 | Marble is pendant futilely |
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