CN115182488B - Simple assembly type curtain wall installation system for building outer wall - Google Patents

Simple assembly type curtain wall installation system for building outer wall Download PDF

Info

Publication number
CN115182488B
CN115182488B CN202210805986.4A CN202210805986A CN115182488B CN 115182488 B CN115182488 B CN 115182488B CN 202210805986 A CN202210805986 A CN 202210805986A CN 115182488 B CN115182488 B CN 115182488B
Authority
CN
China
Prior art keywords
curtain wall
plate
hole
bearing plate
positioning
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
Application number
CN202210805986.4A
Other languages
Chinese (zh)
Other versions
CN115182488A (en
Inventor
孟鹏飞
陈祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China MCC17 Group Co Ltd
Original Assignee
China MCC17 Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China MCC17 Group Co Ltd filed Critical China MCC17 Group Co Ltd
Priority to CN202210805986.4A priority Critical patent/CN115182488B/en
Publication of CN115182488A publication Critical patent/CN115182488A/en
Application granted granted Critical
Publication of CN115182488B publication Critical patent/CN115182488B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/88Curtain walls
    • E04B2/885Curtain walls comprising a supporting structure for flush mounted glazing panels
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • E04B1/61Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B1/612Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
    • E04B1/6125Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface
    • E04B1/6137Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface the connection made by formlocking
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02Buildings, 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
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Landscapes

  • 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)
  • Load-Bearing And Curtain Walls (AREA)

Abstract

The invention discloses a simple assembly type curtain wall installing system for an outer wall of a building, which belongs to a curtain wall installing system and comprises curtain wall plates and main connecting rods, wherein a plurality of groups of curtain wall plates are arranged on the curtain wall plates, base plates are arranged at two ends of the main connecting rods, connecting holes are formed in the curtain wall plates, locking pieces are suitable for being installed between the base plates and the connecting holes to be connected, connecting pieces are suitable for being installed in the middle of the main connecting rods, bearing plates are installed in the middle of the connecting pieces, installing grooves are formed in the upper side and the lower side of each bearing plate, the installing grooves are suitable for the insertion of the curtain wall plates, positioning pieces are installed in the bearing plates, and the positioning pieces are suitable for extruding the curtain wall plates. The invention solves the technical problems of complex installation and inaccurate positioning of the wall body of the curtain wall in the prior art.

Description

Simple assembly type curtain wall installation system for building outer wall
Technical Field
The invention belongs to a curtain wall installation system, and particularly relates to a simple assembly type curtain wall installation system for an outer wall of a building.
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. The building outer protective structure or the decorative structure is composed of a panel and a supporting structure system, can have certain displacement capacity or deformation capacity relative to the main structure, and does not bear the action of the main structure.
The existing toughened glass curtain wall is designed to be more traditional, is complex in structure and high in cost, is not closely connected with each other, and is poor in assembly effect.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the wall body of solving the curtain is installed complicated and positioned inaccurately among the prior art.
In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, the invention discloses a simple assembly type installation curtain wall system for an outer wall of a building, which comprises curtain wall plates and main connecting rods, wherein the curtain wall plates are provided with a plurality of groups, two ends of each main connecting rod are provided with backing plates, the curtain wall plates are provided with connecting holes, the backing plates are connected with the connecting holes by locking pieces, connecting pieces are arranged in the middle of each main connecting rod, a bearing plate is arranged in the middle of each connecting piece, mounting grooves are formed in the upper side and the lower side of each bearing plate, the mounting grooves are suitable for the insertion of the curtain wall plates, positioning pieces are arranged in the bearing plates, and the positioning pieces are suitable for extruding the curtain wall plates.
In a further technical scheme, the bearing plate is further provided with a strip-shaped groove, the strip-shaped groove is internally provided with an adjusting plate, the strip-shaped groove is further internally provided with a first positioning hole, the adjusting plate is internally provided with a second positioning hole, and an adjusting bolt is arranged between the first positioning hole and the second positioning hole for adjustment.
In a further technical scheme, the bearing plate is also provided with an upper hole and a lower hole, one side of the adjusting plate, which is opposite to the curtain wall plate, is provided with an abutting column, and the abutting column is suitable for abutting on the surface of the curtain wall plate;
and the bearing plate is fixedly provided with a sealing strip, and the sealing strip is positioned on one side of the adjusting plate, which is opposite to the curtain wall plate.
In a further technical scheme, the connecting piece is in a C shape, an upper locking hole is formed in the connecting piece, a lower locking hole is formed in the bearing plate, and a positioning bolt is suitable for being installed between the upper locking hole and the lower locking hole to be locked.
In still further technical scheme, be provided with axial section of thick bamboo on the backing plate, the connecting hole is the butterfly hole, the retaining member includes the threaded rod, the outside of threaded rod is provided with the external screw thread, set up the external screw thread in the axial section of thick bamboo, be located install rotatory cover on the external screw thread on the threaded rod, rotatory cover is suitable for rotatory on the threaded rod, the threaded connection of rotatory cover and axial section of thick bamboo is suitable for the locking threaded rod.
In a further technical scheme, the main connecting rod is U-shaped, a damping spring plate is arranged on one side of the main connecting rod, which is opposite to the curtain wall plate, and the section of the damping spring plate along the axis is semicircular;
the outer end of the second positioning hole is suitable for being provided with a closing sleeve, and the closing sleeve is suitable for being in threaded connection with the second positioning hole.
In a further technical scheme, the damping spring plate is made of rubber materials, and the curtain wall plate is made of transparent toughened glass.
In a further technical scheme, the two ends of the bearing plate are respectively provided with a mounting column and a groove opening, and the mounting columns are matched with the groove opening.
Compared with the prior art, the invention can obtain the following technical effects:
the beneficial effects of adopting above technical scheme are: the building outer wall assembled toughened glass curtain wall is characterized in that a threaded rod penetrates through an axial cylinder, a base plate and a curtain wall plate when being installed, then a wall body is clamped through a rotary sleeve, and then a bearing plate is connected with a corresponding connecting piece, so that curtain wall plates are connected in order. And finally, two sides are connected with the groove opening in sequence through the mounting columns in a clamping way. The concave design of the shock absorption spring plate has elasticity and can play a role in buffering and supporting. The building outer wall assembled toughened glass curtain wall has the advantages of simple structural design, lower cost, and connection and fastening between the building outer wall assembled toughened glass curtain wall and the building outer wall assembled toughened glass curtain wall.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a schematic installation view of the present invention;
FIG. 2 is an elevation view of the curtain wall panel of the present invention;
FIG. 3 is a block diagram of the threaded rod of the present invention;
FIG. 4 is a top cross-sectional view of the installation of the present invention;
fig. 5 is a structural view of the carrier plate of the present invention.
In the figure: 1. curtain wall plates; 2. a main connecting rod; 3. a backing plate; 4. a connection hole; 5. a connecting piece; 6. a carrying plate; 7. a mounting groove; 8. a strip-shaped groove; 9. an adjusting plate; 10. an adjusting bolt; 11. an upper hole; 12. a lower hole; 13. abutting the column; 14. a sealing strip; 15. an upper locking hole; 16. a lower locking hole; 17. an axial cylinder; 18. a threaded rod; 19. a rotating sleeve; 20. a damping spring; 21. closing the sleeve; 22. a mounting column; 23. a groove opening.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The principles of the invention will be further described with reference to the drawings and specific examples.
Examples
As shown in fig. 1 to 5, in an embodiment of the present invention, a curtain wall system is installed in a simple assembly manner on an outer wall of a building, including curtain wall boards 1 and main connecting rods 2, the curtain wall boards 1 are provided with a plurality of groups, two ends of each main connecting rod 2 are provided with backing plates 3, the curtain wall boards 1 are provided with connecting holes 4, the backing plates 3 are connected with the connecting holes 4 by locking members, the connecting members 5 are installed in the middle of each main connecting rod 2, a bearing plate 6 is installed in the middle of each connecting member 5, mounting grooves 7 are formed in the upper and lower sides of each bearing plate 6, each mounting groove 7 is suitable for inserting the curtain wall boards 1, and positioning members are installed in the corresponding bearing plates 6 and are suitable for extruding the curtain wall boards 1.
The bearing plate 6 is also provided with a strip-shaped groove 8, an adjusting plate 9 is arranged in the strip-shaped groove 8, a first positioning hole is further formed in the strip-shaped groove 8, a second positioning hole is formed in the adjusting plate 9, and an adjusting bolt 10 is arranged between the first positioning hole and the second positioning hole for adjustment.
The bearing plate 6 is also provided with an upper hole 11 and a lower hole 12, one side of the adjusting plate 9 opposite to the curtain wall plate 1 is provided with an abutting column 13, and the abutting column 13 is suitable for abutting on the surface of the curtain wall plate 1;
the bearing plate 6 is fixedly provided with a sealing strip 14, and the sealing strip 14 is positioned on the side of the adjusting plate 9, which is opposite to the curtain wall plate 1.
The connecting piece 5 is in a C shape, an upper locking hole 15 is formed in the connecting piece 5, a lower locking hole 16 is formed in the bearing plate 6, and a positioning bolt is suitable for being installed between the upper locking hole 15 and the lower locking hole 16 to be locked.
The curtain wall board 1 can be made of transparent toughened glass, is firm and durable, has good light transmittance and good beautiful decoration. The backing plate 3 and the main connecting rod 2 are made of stainless steel, and are firm and durable and have good corrosion resistance. The main connecting rod 2 and the axial cylinder 17 are both made of stainless steel, are firm and durable, and have good corrosion resistance. The main connecting rod 2 is connected with the axial cylinder 17 and the backing plate 3 through welding.
When the building outer wall assembled toughened glass curtain wall is installed, the curtain wall plate is inserted into the installation groove 7, the threaded rod 18 is sequentially inserted into the axial cylinder 17, the base plate 3 and the curtain wall plate 1 and then rotated, and the threaded rod 18 and the axial cylinder 17 are spirally locked through the rotating sleeve 19. The rear connecting piece 5 is welded with the main connecting rod 2, and the connecting piece 5 and the bearing plate 6 are locked through positioning bolts. The abutting column 13 is adjusted to abut at the curtain wall plate 1 through the adjusting bolt 10.
The backing plate 3 is provided with an axial cylinder 17, the locking piece comprises a threaded rod 18, an external thread is arranged outside the threaded rod 18, an external thread is arranged in the axial cylinder 17, a rotary sleeve 19 is arranged on the external thread on the threaded rod 18, the rotary sleeve 19 is suitable for rotating on the threaded rod 18, and the threaded connection of the rotary sleeve 19 and the axial cylinder 17 is suitable for locking the threaded rod 18. As shown in fig. 2, the connecting hole 4 is in a butterfly shape, the end of the threaded rod 18 is provided with a shape similar to the connecting hole 4, the bottom can be rotated to form a connection relationship after being inserted during installation, and then the threaded connection is formed by the connection of the rotating sleeve 19 and the axial cylinder 17 to realize the locking and closing effects.
The main connecting rod 2 is U-shaped, a damping spring plate 20 is arranged on one side of the main connecting rod 2, which is opposite to the curtain wall plate 1, and the section of the damping spring plate 20 along the axis is in a semicircular tube shape;
the outer end of the second positioning hole is suitable for being provided with a closing sleeve 21, and the closing sleeve 21 is suitable for being in threaded connection with the second positioning hole.
The shock-absorbing spring plate 20 is made of rubber materials, has large friction coefficient, good elasticity and good shock-absorbing effect, and the shock-absorbing spring plate 20 is fixed on the main connecting rod 2 through screws.
The two ends of the bearing plate 6 are respectively provided with a mounting column 22 and a groove opening 23, and the mounting columns 22 are matched with the groove openings 23.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (2)

1. A simple assembly type installation curtain wall system for a building outer wall is characterized in that: the curtain wall comprises a curtain wall plate (1) and a main connecting rod (2), wherein the curtain wall plate (1) is provided with a plurality of groups, two ends of the main connecting rod (2) are provided with base plates (3), connecting holes (4) are formed in the curtain wall plate (1), locking pieces are suitable for being installed between the base plates (3) and the connecting holes (4) to be connected, connecting pieces (5) are suitable for being installed in the middle of the main connecting rod (2), a bearing plate (6) is installed in the middle of the connecting pieces (5), mounting grooves (7) are formed in the upper side and the lower side of the bearing plate (6), the mounting grooves (7) are suitable for the insertion of the curtain wall plate (1), positioning pieces are installed in the bearing plate (6), and the positioning pieces are suitable for extruding the curtain wall plate (1);
the bearing plate (6) is also provided with a strip-shaped groove (8), an adjusting plate (9) is arranged in the strip-shaped groove (8), a first positioning hole is formed in the strip-shaped groove (8), a second positioning hole is formed in the adjusting plate (9), and an adjusting bolt (10) is arranged between the first positioning hole and the second positioning hole for adjustment;
an upper hole (11) and a lower hole (12) are also formed in the bearing plate (6), an abutting column (13) is arranged on one side, opposite to the curtain wall plate (1), of the adjusting plate (9), and the abutting column (13) is suitable for being abutted to the surface of the curtain wall plate (1);
a sealing strip (14) is fixedly arranged on the bearing plate (6), and the sealing strip (14) is positioned at one side of the adjusting plate (9) opposite to the curtain wall plate (1);
the connecting piece (5) is in a C shape, an upper locking hole (15) is formed in the connecting piece (5), a lower locking hole (16) is formed in the bearing plate (6), and a positioning bolt is suitable for being installed between the upper locking hole (15) and the lower locking hole (16) for locking;
the anti-theft device is characterized in that an axial cylinder (17) is arranged on the base plate (3), the connecting hole (4) is a butterfly hole, the locking piece comprises a threaded rod (18), an external thread is arranged outside the threaded rod (18), an internal thread is arranged in the axial cylinder (17), a rotary sleeve (19) is arranged on the external thread on the threaded rod (18), the rotary sleeve (19) is suitable for rotating on the threaded rod (18), and the threaded connection of the rotary sleeve (19) and the axial cylinder (17) is suitable for locking the threaded rod (18);
the main connecting rod (2) is U-shaped, a damping spring plate (20) is arranged on one side of the main connecting rod (2) opposite to the curtain wall plate (1), and the section of the damping spring plate (20) along the axis is in a semicircular tube shape;
the outer end of the second positioning hole is suitable for being provided with a closing sleeve (21), and the closing sleeve (21) is suitable for being connected with the second positioning hole through threads;
the two ends of the bearing plate (6) are respectively provided with a mounting column (22) and a groove opening (23), and the mounting columns (22) are matched with the groove openings (23).
2. The building exterior wall simple assembled mounting curtain wall system according to claim 1, wherein: the shock absorption spring plate (20) is made of rubber materials, and the curtain wall plate (1) is made of transparent toughened glass.
CN202210805986.4A 2022-07-08 2022-07-08 Simple assembly type curtain wall installation system for building outer wall Active CN115182488B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210805986.4A CN115182488B (en) 2022-07-08 2022-07-08 Simple assembly type curtain wall installation system for building outer wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210805986.4A CN115182488B (en) 2022-07-08 2022-07-08 Simple assembly type curtain wall installation system for building outer wall

Publications (2)

Publication Number Publication Date
CN115182488A CN115182488A (en) 2022-10-14
CN115182488B true CN115182488B (en) 2023-08-01

Family

ID=83517186

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210805986.4A Active CN115182488B (en) 2022-07-08 2022-07-08 Simple assembly type curtain wall installation system for building outer wall

Country Status (1)

Country Link
CN (1) CN115182488B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1882789A1 (en) * 2006-07-27 2008-01-30 Baokun Bai A point-fixed curtain wall hanging system
CN211548834U (en) * 2020-01-08 2020-09-22 陕西工业职业技术学院 Building curtain wall mounting and fixing support
CN212743069U (en) * 2020-06-08 2021-03-19 中国建筑一局(集团)有限公司 Building curtain wall supporting device
CN212773011U (en) * 2020-04-17 2021-03-23 江苏汉生装饰工程有限公司 Building curtain anti-drop device
CN113235781A (en) * 2021-04-22 2021-08-10 南京金鸿装饰工程有限公司 Flexible bearing structure of large-span building curtain wall
CN215519364U (en) * 2021-05-18 2022-01-14 李冬亮 Curtain wall plate of suspension type curtain wall

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0902627D0 (en) * 2009-02-17 2009-04-01 Pilkington Group Ltd Improvements in or relating to structural glass assemblies

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1882789A1 (en) * 2006-07-27 2008-01-30 Baokun Bai A point-fixed curtain wall hanging system
CN211548834U (en) * 2020-01-08 2020-09-22 陕西工业职业技术学院 Building curtain wall mounting and fixing support
CN212773011U (en) * 2020-04-17 2021-03-23 江苏汉生装饰工程有限公司 Building curtain anti-drop device
CN212743069U (en) * 2020-06-08 2021-03-19 中国建筑一局(集团)有限公司 Building curtain wall supporting device
CN113235781A (en) * 2021-04-22 2021-08-10 南京金鸿装饰工程有限公司 Flexible bearing structure of large-span building curtain wall
CN215519364U (en) * 2021-05-18 2022-01-14 李冬亮 Curtain wall plate of suspension type curtain wall

Also Published As

Publication number Publication date
CN115182488A (en) 2022-10-14

Similar Documents

Publication Publication Date Title
US6158177A (en) Clamping mounting for glass plates, and a kit to construct a clamping mounting to mount glass plates, and a method to utilize a kit to construct a clamping mounting to mount glass plates
CN111963775A (en) Anti-seismic support and hanger for building and anti-seismic method for support and hanger
CN115182488B (en) Simple assembly type curtain wall installation system for building outer wall
CN113638495A (en) Assembly type steel structure building main body connecting structure and mounting method thereof
CN219343685U (en) Curtain wall installation locating piece
CN112227572A (en) Installation structure is reinforceed to full glass curtain wall of large-span
CN216032963U (en) Corrosion-resistant color steel plate
CN212056142U (en) Pipeline installation is with a gallows with self compensating performance
CN218091484U (en) Assembled type sound insulation curtain wall of house
CN215802542U (en) Glass supporting mechanism for glass curtain wall
CN220081169U (en) Mounting clamping device for aluminum-wood composite doors and windows
CN212056168U (en) Pipeline installation construction is with a gallows
CN112609818A (en) Assembled house backing sheet for steel construction
CN219629248U (en) Screen curved surface glass mounting
CN220080443U (en) Novel curtain wall structure
CN216075771U (en) Assembled toughened glass curtain wall of building outer wall
CN217632030U (en) Firm rust-resistant aluminum alloy window structure of installation
CN220849400U (en) Installation frame of heat-insulating tempered glass
CN212427908U (en) Mounting structure for architectural decoration with regulatory function
CN214888254U (en) Fastening assembly and adjustable mounting bracket
CN216741232U (en) Novel energy-conserving door and window convenient to equipment
CN219973622U (en) Building outer wall assembled toughened glass curtain wall
CN214658547U (en) Glass curtain wall assembly structure with randomly adjusted angle
CN219753602U (en) Preassembled building curtain wall
CN218658728U (en) High-hardness hexagonal sleeve

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
GR01 Patent grant
GR01 Patent grant