CN117027251B - Cross deformation joint position curtain wall connecting point structure and construction method thereof - Google Patents
Cross deformation joint position curtain wall connecting point structure and construction method thereof Download PDFInfo
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- CN117027251B CN117027251B CN202311224456.1A CN202311224456A CN117027251B CN 117027251 B CN117027251 B CN 117027251B CN 202311224456 A CN202311224456 A CN 202311224456A CN 117027251 B CN117027251 B CN 117027251B
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 166
- 239000010959 steel Substances 0.000 claims abstract description 166
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000005553 drilling Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 9
- 238000003466 welding Methods 0.000 description 9
- 238000005536 corrosion prevention Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000013043 chemical agent Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
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- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Mechanical Engineering (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
The invention discloses a curtain wall connecting point structure crossing deformation joint positions and a construction method thereof, wherein the connecting point structure comprises a cantilever beam and building structures positioned at two ends of the cantilever beam, and the construction method is characterized in that: a steel beam is arranged between the building structures outside the cantilever beams at two ends, one end of the steel beam is a fixed end, and the other end of the steel beam is an elastic end; the fixed end of the steel beam is provided with a U-shaped steel groove, the U-shaped steel groove is fixedly arranged on a building structure, and the fixed end of the steel beam is placed in the U-shaped steel groove; the elastic end of the steel beam is provided with a U-shaped steel groove, the steel beam is placed in the U-shaped steel groove, and strong springs are arranged between the steel beam and two side walls of the U-shaped steel groove; and a vertical keel of the curtain wall is fixedly arranged on the steel beam. The construction process of the elastic steel beam is used for replacing a traditional cross deformation joint curtain wall installation system, the problems that the cross deformation joint position curtain wall installation is not required to be provided with deformation joints, the curtain wall is not required to be divided and cannot be constructed are solved, the integrity of the curtain wall is guaranteed, and the attractiveness and the integrity of a building are improved.
Description
Technical Field
The invention relates to the technical field of curtain wall installation, in particular to a curtain wall connecting point structure crossing deformation joint positions and a construction method thereof.
Background
The curtain wall is an outer wall enclosure of a building, is not bearing, is hung like a curtain, is also called as a curtain wall, and is a light wall with a decorative effect commonly used in modern large-scale and high-rise buildings.
In a certain engineering project, a concave corridor is arranged between a main building and an auxiliary building, and a deformation joint is arranged at the concave corridor and is externally provided with a curtain wall. The curtain wall with the existing traditional process for installing the position of the cross deformation joint is mainly characterized in that a curtain wall keel system is installed on a structure, the externally hung curtain wall is required to be solved by adopting a method for arranging the deformation joint equally, the method influences the integral integrity and the aesthetic property of the curtain wall, on the other hand, curtain wall stand columns and cross beams are fixed on overhanging/structural beams according to the traditional curtain wall mode, and according to load accounting, when the overhanging/structural beams cannot bear wind load and horizontal force caused by earthquake waves, the phenomenon of integral tearing and damage to the finished curtain wall can be caused, however, in the existing method, the construction difficulty caused by the nodes cannot be solved, and the construction cannot be completed on the premise of guaranteeing the integral appearance form of the curtain wall.
Disclosure of Invention
The invention provides a curtain wall connecting point structure at a cross deformation joint position and a construction method thereof, wherein the construction process of an elastic steel beam is used for replacing the traditional cross deformation joint curtain wall installation system, so that the cost is greatly saved, the construction difficulty is reduced, and the construction period is also saved.
The technical problems to be solved are as follows: when the cantilever/structural beam of the traditional cross deformation joint curtain wall cannot bear wind load and horizontal force caused by earthquake waves, the phenomenon of integral tearing and damage to the finished curtain wall can be caused.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention discloses a curtain wall connecting point structure crossing deformation joints, which comprises cantilever beams and building structures positioned at two ends of the cantilever beams, wherein steel beams are arranged between the building structures outside the cantilever beams at the two ends, one end of each steel beam is a fixed end, and the other end of each steel beam is an elastic end;
the fixed end of the steel beam is provided with a U-shaped steel groove, the U-shaped steel groove is fixedly arranged on a building structure, and the fixed end of the steel beam is placed in the U-shaped steel groove;
the elastic end of the steel beam is provided with a U-shaped steel groove, the U-shaped steel groove is fixedly arranged on a building structure, the steel beam is placed in the U-shaped steel groove, and strong springs are arranged between the steel beam and two side walls of the U-shaped steel groove;
and a vertical keel is fixedly arranged on the steel beam.
The invention relates to a curtain wall connecting point structure crossing deformation joint positions, which is characterized in that a rear embedded plate is fixedly arranged on a building structure respectively, and U-shaped steel grooves are welded on the rear embedded plate.
The invention relates to a curtain wall connecting point structure crossing deformation joint positions, which is characterized in that a reinforcing steel plate is connected between a U-shaped steel groove and a rear buried plate.
The invention relates to a curtain wall connecting point structure crossing deformation joint positions, which is characterized in that spring brackets are arranged at two sides of an elastic end of a steel beam in a U-shaped steel groove, and strong springs are arranged in the spring brackets.
The invention relates to a curtain wall connecting point structure crossing deformation joints, which is further characterized in that a bolt hole is formed in a U-shaped steel groove, a fixing bolt is in threaded fit with the bolt hole, the fixing bolt is tightly propped against the back side of a spring bracket, and a fixing nut propped against the U-shaped steel groove is in threaded fit with the fixing bolt on the outer side of the U-shaped steel groove.
The invention relates to a curtain wall connecting point structure crossing deformation joint positions, and further relates to an F-shaped spring bracket.
The invention relates to a curtain wall connecting point structure crossing deformation joints, which is characterized in that two strong springs are arranged on each side of a steel beam up and down, and the two strong springs are separated by a spring bracket.
When the building structure at the fixing position of the U-shaped steel groove is a block wall body, the building structure is provided with cast-in-place concrete at the position of the rear embedded plate, and rear embedded steel bars extending into structural beams of the building structure are arranged in the cast-in-place concrete.
The invention discloses a construction method of a curtain wall connecting point structure crossing deformation joint positions, which comprises the following steps:
step 1: determining the size, position and specification of the rear buried plate;
step 2: paying off on the building structure according to the position and the size of the rear buried plate, drilling holes, installing screws, installing the rear buried plate, and fixing the rear buried plate through nuts;
step 3: paying off on a rear buried plate of the steel beam fixed end, determining the position of the steel beam fixed end, installing a U-shaped steel groove on the rear buried plate, and placing one end of the steel beam in the U-shaped steel groove;
step 4: paying off on a rear buried plate of the elastic end of the steel beam, determining the position of the elastic end of the steel beam, installing a U-shaped steel groove on the rear buried plate, installing a spring bracket and a strong spring, and tightly attaching the strong spring to the elastic end of the steel beam;
step 5: and after the steel beam is installed, the keel system of the curtain wall is installed on the steel beam.
The invention relates to a construction method of a curtain wall connection point structure at a cross deformation joint position, which is further characterized in that when the end part of a steel beam is a block wall, the block wall provided with a post-positioned steel plate is removed, then holes are drilled and ribs are planted in the structural beam, and then concrete is cast in place.
Compared with the prior art, the invention has the following beneficial effects:
1. by arranging the elastic steel beams, the problems that deformation joints are not required to be arranged, the curtain wall is not required to be divided and cannot be constructed in the installation of the curtain wall at the position of the deformation joints are solved, the integrity of the curtain wall is ensured, the attractiveness and the integrity of a building are improved, the traditional installation system of the curtain wall at the position of the deformation joints is replaced by the construction process of the elastic steel beams, the cost is greatly saved, the construction difficulty is reduced, and meanwhile, the construction period is also saved;
2. the curtain wall keel is fixed on the steel beam, one end of the steel beam is fixed, and the other end of the steel beam is elastically designed to form an elastic steel beam, so that the curtain wall can only deform along with the deformation of one building, the curtain wall at the same position cannot be affected by different earthquakes of two sides of the building at the same time, the phenomenon that the curtain wall is integrally torn due to different earthquake reactions at two sides when the earthquakes occur is avoided, a strong spring is added at the beam end to serve as an elastic connecting point, the safety of the integral curtain wall is improved, and the manual maintenance cost after the curtain wall is finished is reduced;
3. compared with the traditional mode that the curtain wall at the position of the deformation joint is divided into two or more pieces by adopting the mode that the wind load at the position of the deformation joint is assembled and spliced by the complete curtain wall and the loads such as earthquake waves cannot meet the requirements of on-site construction period and overall attractive appearance of a building, the curtain wall keel is concealed and is favorable for installation, and the uniqueness of the effect of the keel is changed by adopting a powerful spring through fine work and joint discussion and final determination, so that unpredictable damage to the curtain wall caused by the wind load, the loads such as earthquake waves and the like is realized, the integrity of the curtain wall is maintained, the attractiveness and the integrity of the building are improved, and the construction cost and the construction period are greatly reduced.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a front view of a mounting node of the present invention;
FIG. 2 is a schematic diagram of a frame of the building structure, cantilever beams and steel beams of the present invention;
FIG. 3 is a front view of the fixed end of the steel beam of the present invention;
FIG. 4 is a side view of a steel beam securing end of the present invention;
FIG. 5 is a front view of the spring end of the steel beam of the present invention;
FIG. 6 is a side view of the degree of elasticity of the steel beam of the present invention;
FIG. 7 is a front view of the elastic end of the steel beam with cast-in-place concrete according to the present invention;
fig. 8 is a side view of the elastic end of a steel beam with cast-in-place concrete according to the present invention.
Reference numerals:
1. a cantilever beam; 2. building structures; 3. a steel beam; 4. a rear buried plate; 5. u-shaped steel groove; 6. a strong spring; 7. vertical keels; 8. reinforcing the steel plate; 9. a spring bracket; 10. a fixing bolt; 11. cast-in-place concrete; 12. and (5) planting reinforcing steel bars.
Detailed Description
As shown in fig. 1-8, the invention discloses a curtain wall connecting point structure at a cross deformation joint position and a construction method thereof, the structure comprises cantilever beams 1 positioned at a concave corridor and building structures 2 positioned at two ends of the cantilever beams 1, the building structures 2 are illustrated by taking structural beams or shear walls as examples in the application, steel beams 3 are arranged between the building structures 2 at two ends outside the cantilever beams 1, the steel beams 3 are arranged in a plurality of ways at intervals along the height direction of the building structures 2, one ends of the steel beams 3 are fixed ends, and the other ends of the steel beams are elastic ends.
The stiff end of girder steel 3 is equipped with post-buried plate 4, and post-buried plate 4 passes through screw rod fixed mounting on building structure 2, and the welding has U shaped steel groove 5 on the post-buried plate 4, and the stiff end of girder steel 3 is placed in U shaped steel groove 5, does not do any connection.
The elastic end of the steel beam 3 is provided with a rear buried plate 4, the rear buried plate 4 is fixedly arranged on the building structure 2 through a screw rod, a U-shaped steel groove 5 is welded on the rear buried plate 4, the elastic end of the steel beam 3 is placed in the U-shaped steel groove 5, and strong springs 6 are arranged between the steel beam 3 and two side walls of the U-shaped steel groove 5; the vertical keel 7 of the curtain wall is arranged on the steel beam 3.
Specifically, a reinforced steel plate 8 is connected between the U-shaped steel groove 5 and the rear buried plate 4, the reinforced steel plate 8 is welded with the U-shaped steel groove 5 and the rear buried plate 4 respectively, and the surface is painted with antirust paint for corrosion prevention treatment.
The spring support 9 is arranged on two sides of the elastic end of the steel beam 3 in the U-shaped steel groove 5, the strong spring 6 is arranged in the spring support 9, bolt holes are formed in the U-shaped steel groove 5, fixing bolts 10 are in threaded fit in the bolt holes, the fixing bolts 10 are tightly propped against the back side of the spring support 9 and used for fixing the spring support 9 and adjusting the elastic force of the strong spring 6, and fixing nuts propped against the U-shaped steel groove 5 are in threaded fit on the outer sides of the U-shaped steel groove 5 on the fixing bolts 10. Further, two strong springs 6 are provided up and down on each side of the steel beam 3, and the two strong springs 6 are separated by a spring bracket 9.
In addition, the U-shaped steel groove 5 at the elastic end of the steel beam 3 is formed by welding steel plates.
When the building structure 2 of U shaped steel groove 5 fixed part is the building block wall body, building structure 2 is equipped with cast in situ concrete 11 with the position of post buried plate 4, is equipped with the post-planting reinforcing bar 12 that stretches into in the structural beam of building structure 2 in the cast in situ concrete 11, through the soft end of post-planting reinforcing bar 12 and the post-buried plate 4 department of cast in situ concrete 11 change, improves the stability of structure.
The method comprises the following steps:
step 1: and in the drawing deepening stage, carrying out wind pressure and earthquake resistance calculation on the deformation joint position by a joint design unit, and deepening the design of the required detailed construction drawings such as the size, the position, the specification and the like of the rear buried plate 4.
Step 2: paying off the required position and size of the rear buried plate 4 on the structural beam/shear wall according to a deepening drawing, checking, drilling holes with holes diameter of 30mm and depth of not less than 270mm by adopting an electric hammer, cleaning dust and fragments in a pore canal by adopting high-pressure dry air after drilling, installing a chemical agent, installing a screw after the chemical agent is installed, strictly controlling the installation depth of the screw during installation, accurately and later installing the rear buried plate 4, and in the installation process of the rear buried plate 4, timely adjusting the direction of the screw before the screw is not safely solidified and simultaneously checking the three-dimensional direction of the rear buried plate 4, and sleeving a screw on the screw for tightening a nut after checking.
Step 3: paying off on the rear buried plate 4, determining the position of the fixed end of the steel beam 3, welding a U-shaped steel groove 5 on the rear buried plate 4, welding a reinforced steel plate 8 outside the U-shaped steel groove 5, welding the reinforced steel plate 8 with the U-shaped steel groove 5 and the rear buried plate 4, coating antirust paint on the surface for corrosion prevention, and placing one end of the steel beam 3 in the U-shaped steel groove 5 at the level 3 of a welding seam without any connection.
Step 4: paying off on the rear buried plate 4, determining the position of the elastic end of the steel beam 3, welding a U-shaped steel groove 5 on the rear buried plate 4, welding the inner side and the lower side of the U-shaped steel groove 5, reserving a spring support 9 on one side of a vertical plate where the U-shaped steel groove 5 is welded, installing a powerful spring 6 with the deformation coefficient of 0.5KN/mm in the spring support 9, placing the steel beam 3 into the U-shaped steel groove 5 to be tightly attached to the powerful spring 6, installing the powerful spring 6 on the outer side and the spring support 9, and finally adopting a sealing steel plate to weld and seal the opening end of the U-shaped steel groove 5 to form tight attachment of the spring and the steel beam 3. The reinforced steel plate 8 is welded and reinforced on the outer side of the U-shaped steel groove 5, the surface is coated with antirust paint for corrosion prevention treatment, all welding seam grades are grade 3, the elastic end of the steel beam 3 is placed in the U-shaped steel groove 5, and the steel beam 3 and the structure do not adopt any effective connection measures.
Step 5: after the steel beam 3 is installed and accepted, the keel system of the curtain wall is welded on the steel beam 3 according to the drawing size, the steel beam 3 is used as a base of the keel system, so that the externally hung curtain wall is installed to form a whole, deformation joints are not needed to be arranged between the curtain wall and the keel system, the construction period can be shortened, and the construction is convenient.
When the end part of the steel beam 3 is a block wall, the position of the soft bottom is accurately marked in a paying-off mode according to a deepening drawing, the built autoclaved aerated block wall is removed according to the marking size of the drawing, then an electric hammer is adopted for drilling, the aperture is 20mm, the depth is not less than 230mm, the original position of the structural rib is accurately marked by adopting a reinforcing steel bar detector before drilling so as to achieve the principle that the hole site avoids the structural rib of the original structural beam, dust and fragments in a hole channel are cleaned by adopting high-pressure dry air after drilling, then the reinforcing steel bar planting glue is poured into the hole channel, the reinforcing steel bar is coated with the reinforcing steel bar planting glue with the same proportion, so that the reinforcing steel bar planting quality of the reinforcing steel bar 12 is conveniently planted behind the beam bottom, a drawing test is carried out after the reinforcing steel bar planting construction is finished, a wood template mold is adopted after the data is qualified, concrete is poured after the test block is obtained after the test is qualified.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a stride movement joint position curtain tie point structure, includes cantilever beam (1), is located building structure (2) at cantilever beam (1) both ends, its characterized in that: a steel beam (3) is arranged between the building structures (2) at the two ends outside the cantilever beam (1), one end of the steel beam (3) is a fixed end, and the other end is an elastic end;
the fixed end of the steel beam (3) is provided with a U-shaped steel groove (5), the U-shaped steel groove (5) is fixedly arranged on the building structure (2), and the fixed end of the steel beam (3) is placed in the U-shaped steel groove (5);
the elastic end of the steel beam (3) is provided with a U-shaped steel groove (5), the U-shaped steel groove (5) is fixedly arranged on the building structure (2), the steel beam (3) is placed in the U-shaped steel groove (5), and strong springs (6) are arranged between the steel beam (3) and two side walls of the U-shaped steel groove (5); spring brackets (9) are arranged on two sides of the elastic end of the steel beam (3) in the U-shaped steel groove (5), and the powerful springs (6) are arranged in the spring brackets (9); the U-shaped steel groove (5) is provided with a bolt hole, a fixing bolt (10) is in threaded fit in the bolt hole, the fixing bolt (10) is tightly propped against the back side of the spring bracket (9), and a fixing nut propped against the U-shaped steel groove (5) is in threaded fit on the fixing bolt (10) outside the U-shaped steel groove (5);
and a vertical keel (7) of the curtain wall is fixedly arranged on the steel beam (3).
2. The cross deformation joint position curtain wall joint structure according to claim 1, wherein: the post-buried plates (4) are respectively fixed on the building structure (2), and the U-shaped steel grooves (5) are welded on the post-buried plates (4).
3. The cross deformation joint position curtain wall joint structure according to claim 2, wherein: a reinforced steel plate (8) is connected between the U-shaped steel groove (5) and the rear buried plate (4).
4. The cross deformation joint position curtain wall joint structure according to claim 1, wherein: the spring support (9) is F-shaped.
5. The cross deformation joint position curtain wall joint structure according to claim 1, wherein: two powerful springs (6) are arranged on each side of the steel beam (3) up and down, and the two powerful springs (6) are separated through a spring bracket (9).
6. The cross deformation joint position curtain wall joint structure according to claim 2, wherein: when the building structure (2) at the fixing position of the U-shaped steel groove (5) is a block wall, the building structure (2) is provided with cast-in-place concrete (11) at the position of the rear embedded plate (4), and rear embedded steel bars (12) extending into a structural beam of the building structure (2) are arranged in the cast-in-place concrete (11).
7. A method of constructing the cross deformation joint location curtain wall joint construction of any one of claims 1-6, comprising the steps of:
step 1: determining the size, the position and the specification of the rear buried plate (4);
step 2: paying off on the building structure (2) according to the position and the size of the rear buried plate (4), drilling holes, installing screws, installing the rear buried plate (4), and fixing the rear buried plate (4) through nuts;
step 3: paying off on a rear buried plate (4) of a fixed end of a steel beam (3), determining the position of the fixed end of the steel beam (3), installing a U-shaped steel groove (5) on the rear buried plate (4), and placing one end of the steel beam (3) in the U-shaped steel groove (5);
step 4: paying off on a rear buried plate (4) at the elastic end of the steel beam (3), determining the position of the elastic end of the steel beam (3), installing a U-shaped steel groove (5) on the rear buried plate (4), installing a spring bracket (9) and a strong spring (6), and tightly attaching the strong spring (6) to the elastic end of the steel beam (3);
step 5: and after the steel beam (3) is installed, the keel system of the curtain wall is installed on the steel beam (3).
8. The construction method of the curtain wall connecting point structure crossing the deformation joint position according to claim 7, wherein the construction method comprises the following steps: when the end part of the steel beam (3) is a block wall, the block wall provided with the rear steel plate is removed, then holes are drilled and ribs are planted in the structural beam, and then concrete (11) is cast in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311224456.1A CN117027251B (en) | 2023-09-21 | 2023-09-21 | Cross deformation joint position curtain wall connecting point structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311224456.1A CN117027251B (en) | 2023-09-21 | 2023-09-21 | Cross deformation joint position curtain wall connecting point structure and construction method thereof |
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| Publication Number | Publication Date |
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| CN117027251A CN117027251A (en) | 2023-11-10 |
| CN117027251B true CN117027251B (en) | 2024-04-09 |
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| CN202311224456.1A Active CN117027251B (en) | 2023-09-21 | 2023-09-21 | Cross deformation joint position curtain wall connecting point structure and construction method thereof |
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