CN113719002A - Integrated canopy unit type glass curtain wall - Google Patents

Integrated canopy unit type glass curtain wall Download PDF

Info

Publication number
CN113719002A
CN113719002A CN202110991859.3A CN202110991859A CN113719002A CN 113719002 A CN113719002 A CN 113719002A CN 202110991859 A CN202110991859 A CN 202110991859A CN 113719002 A CN113719002 A CN 113719002A
Authority
CN
China
Prior art keywords
curtain wall
cantilever
hanging piece
cross beam
beams
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.)
Granted
Application number
CN202110991859.3A
Other languages
Chinese (zh)
Other versions
CN113719002B (en
Inventor
俞唯贤
任京原
邢精精
信红广
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.)
Shanghai Jangho Curtain Wall System Engineering Co Ltd
Original Assignee
Shanghai Jangho Curtain Wall System Engineering 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 Shanghai Jangho Curtain Wall System Engineering Co Ltd filed Critical Shanghai Jangho Curtain Wall System Engineering Co Ltd
Priority to CN202110991859.3A priority Critical patent/CN113719002B/en
Publication of CN113719002A publication Critical patent/CN113719002A/en
Application granted granted Critical
Publication of CN113719002B publication Critical patent/CN113719002B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F10/00Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Load-Bearing And Curtain Walls (AREA)

Abstract

The invention discloses an integrated canopy unit type glass curtain wall which comprises curtain wall unit bodies fixedly connected to a floor main body structure in a hanging mode. The curtain wall unit body comprises two upright posts, and a top cross beam, a bottom cross beam and a plurality of middle cross beams are connected between the two upright posts. The upright columns, the top cross beam, the bottom cross beam and the middle cross beam form a plurality of lattices from top to bottom. A rainshed is arranged on a sash formed by the two middle cross beams and the two upright posts which are adjacent from top to bottom, and glass panels are arranged on the other sashes. The canopy comprises two aluminum cantilever beams, one ends of the two cantilever beams are respectively fixed with the two stand columns in a threaded mode, the two cantilever beams extend out of the frame and are exposed outdoors, an aluminum outer supporting beam is connected between the other ends of the two cantilever beams serving as the cantilever ends, and the outer supporting beam and the two cantilever beams are coated through metal panels. An upper hanging piece and a lower hanging piece are arranged on the two upright posts. The invention not only ensures that the canopy can well play the traditional functions of shading sun and keeping off rain, but also reduces the workload and difficulty of site operation.

Description

Integrated canopy unit type glass curtain wall
Technical Field
The invention relates to a unit type glass curtain wall with an outdoor canopy, and belongs to the field of curtain walls.
Background
At present, as shown in fig. 1, a hole 20 is reserved between two curtain wall unit bodies 40 adjacent to each other up and down, and the overhanging steel structure 30 of the canopy is directly welded with a corresponding embedded part 11 on a floor main body structure 10, and a metal panel 31 is coated outside a part of the overhanging steel structure 30 overhanging from the hole 20 to form the canopy. It can be found from practical implementation that the rainshed and the curtain wall unit bodies 40 positioned above and below the rainshed need to be independently installed, the field installation process is complicated, the construction workload is large, higher installation precision is needed, the control is difficult during field installation, and the construction efficiency is influenced.
Disclosure of Invention
The invention aims to provide an integrated canopy unit type glass curtain wall, which effectively integrates a canopy and the curtain wall, ensures that the canopy well plays the traditional functions of shading sun and keeping off rain, and greatly reduces the workload and difficulty of site construction.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an integration canopy unit formula glass curtain wall which characterized in that: it is including articulating the curtain cell cube of fixing on floor major structure, wherein: the curtain wall unit body comprises two upright posts, and a top cross beam, a bottom cross beam and a plurality of middle cross beams are connected between the two upright posts; the upright posts, the top cross beam, the bottom cross beam and the middle cross beams form a plurality of sash frames from top to bottom, wherein a rain shed is arranged on one sash frame formed by two middle cross beams and two upright posts which are adjacent up and down, and glass panels are arranged on the other sash frames; the canopy comprises two aluminum cantilever beams, one ends of the two cantilever beams are respectively fixed with the two upright posts in a threaded manner, the two cantilever beams extend out of the frame and are exposed outdoors, an aluminum outer supporting beam is connected between the other ends of the two cantilever beams serving as the cantilever ends, and the outer supporting beam and the two cantilever beams are coated by metal panels; an upper hanging piece and a lower hanging piece are installed on the two stand columns, the upper hanging piece is located at the top of the stand columns, the lower hanging piece is located below the upper hanging piece, the upper hanging piece is used for being hung and connected with a ground code installed on the top surface of the floor main body structure through a connecting screw, and the lower hanging piece is used for being fixed with a fixed code piece installed on the bottom surface of the same floor main body structure through a locking bolt.
The invention has the advantages that:
the invention combines the rainshed in the curtain wall unit body, simplifies the structure, and the curtain wall unit body can be directly hung and installed on the main floor structure, thereby avoiding the complex assembly on site, greatly reducing the construction difficulty and improving the construction efficiency.
Drawings
Fig. 1 is a schematic view of a conventional method for installing a canopy on a curtain wall.
FIG. 2 is a schematic structural view of a curtain wall unit body of the integrated canopy unit type glass curtain wall.
Fig. 3 is a schematic view of a connection structure of the cantilever beam and the upright post.
FIG. 4 is a schematic view of a hanging structure of a curtain wall unit body.
Fig. 5 is a schematic longitudinal sectional view of the integrated canopy unit type glass curtain wall of the present invention mounted on a main structure of a storey.
Detailed Description
As shown in fig. 1 to 5, the integrated glass curtain wall of the rainshed unit type of the present invention includes a curtain wall unit 50 hooked and fixed to the main structure 10 of the storey, wherein: the curtain wall unit body 50 comprises two upright posts 51, wherein a top cross beam 52, a bottom cross beam 53 and a plurality of middle cross beams 54 between the top cross beam 52 and the bottom cross beam 53 are connected between the two upright posts 51; the upright posts 51, the top cross beam 52, the bottom cross beam 53 and the middle cross beams 54 form a plurality of lattices from top to bottom, wherein a canopy 60 is installed on one lattice formed by the two middle cross beams 54 adjacent to each other up and down and the two upright posts 51 (fig. 2 shows that the canopy 60 is installed on the upper part of the curtain wall unit body 50, but is not limited), and glass panels 55 are installed on the other lattices; the canopy 60 comprises two aluminum cantilever beams 61, one ends of the two cantilever beams 61 are respectively screwed and fixed with the two upright posts 51, the other ends of the two cantilever beams 61, which extend out of the sash and are exposed outdoors, are connected with an aluminum outer support beam 63, and the outer support beam 63 and the two cantilever beams 61 are coated by metal panels 62 (such as aluminum panels); an upper hanging piece 58 and a lower hanging piece 59 are mounted on each of the two upright posts 51, the upper hanging piece 58 is located at the top of each upright post 51, the lower hanging piece 59 is located below the upper hanging piece 58, the upper hanging piece 58 is used for being hung with a ground platform 70 mounted on the top surface of the main floor structure 10 through a connecting screw 72, and the lower hanging piece 59 is used for being fixed with a fixed code piece 80 mounted on the bottom surface of the main floor structure 10 through a locking bolt 82.
As shown in fig. 3, the cantilever beam 61 is fixed to the column 51 by a plurality of fastening bolts 64 (bolt group), wherein: all the fastening bolts 64 are arranged in the height direction of the pillar 51; the top of the cantilever beam 61 is adjacent to a middle cross beam 54.
As shown in fig. 5, the canopy 60 is provided with two pieces of metal panels 62, wherein: one end of a metal panel 62 is connected with the middle cross beam 54 adjacent to the top of the cantilever beam 61, and the other end of the metal panel is tiled along the top surface of the cantilever beam 61 and connected with the outer support beam 63 after bypassing the cantilever end of the cantilever beam 61; one end of another metal panel 62 is connected to the outer support beam 63, and the other end is connected to a middle cross beam 54 next to the bottom of the cantilever beam 61 after being spread along the bottom surface of the cantilever beam 61 and bent downward.
Further, a lamp housing 57 is installed at an outer side of the middle cross member 54 adjacent to the bottom of the cantilever beam 61, and a lamp 570 is installed in the lamp housing 57, and the lamp 570 is used to irradiate upward toward the bottom surface of the rainshed 60. In addition, other locations may be provided with appropriate lighting, for example, a light trough 57 is provided on the outside of the bottom beam 53 and the light 570 is provided in the light trough 57, so that the light 570 is directed downward toward the top surface of the canopy 60.
As shown in fig. 4 and 5, the upper hanger 58 is fixed on the inner sidewall of the upright 51 by the upper locking bolt 580, and the lower hanger 59 is fixed on the inner sidewall of the upright 51 by the lower locking bolt 590, wherein:
the platform codes 70 are fixed on the top surface of the floor main body structure 10 through locking bolts 71, and the positions of the platform codes 70 in the X direction and the Y direction can be adjusted, so that the position adjustment of the curtain wall unit bodies 50 in the X direction and the Y direction is realized;
the lower hanging piece 59 is provided with a horizontal long circular hole 591 used for adjusting the position of the curtain wall unit body 50 in the Y direction, sawteeth are vertically arranged around the horizontal long circular hole 591, a locking bolt 82 is arranged on an L-shaped fixing code piece 80, sawteeth are vertically arranged on one surface facing the lower hanging piece 59, and the fixing code piece 80 is fixed on the bottom surface of the floor main body structure 10 through a fixing bolt 81.
In practical implementation, the position adjustment of the platform codes 70 in the X direction can effectively avoid the installation error of the fixed code members 80, so that the installation difficulty is reduced, and the adjustment effect of the horizontal slotted holes 591 in the Y direction is realized by matching with the position adjustment of the platform codes 70 in the Y direction, so that the adjustment effect of the position of the whole curtain wall unit body 50 in the Y direction is jointly achieved.
As shown in fig. 5, the X direction is a direction perpendicular to the outer surface of the story main body structure 10 for adjusting the distance between the curtain wall unit 50 and the story main body structure 10, and the Y direction is a direction transverse to the outer surface of the story main body structure 10 for adjusting the horizontal position of the curtain wall unit 50 from left to right when viewed from the outside toward the inside.
In the present invention, the height of the curtain wall unit 50 is usually as high as about 4m, the extending length of the rain shed 60 is usually larger than 1m, and the large size of the rain shed 60 makes the curtain wall unit 50 easy to be lifted by wind. In view of the curtain wall unit body 50 with the large size, the invention adopts a four-hanging-point hoisting method aiming at the curtain wall unit body 50, the four hanging points are arranged in an upper row and a lower row and are positioned at the upper part of the curtain wall unit body 50 and are invisible when seen from the outside, the four-hanging-point hoisting method well ensures the structural safety, and plays a role in effectively preventing the curtain wall unit body 50 from being lifted by wind, and in addition, the lower hanging piece 59 has a jump stopping function.
In the present invention, the glass panel 55 is adhered to the sash and then held by the pallet 56, and the structure of mounting the glass panel 55 to the sash is well known in the art and will not be described in detail here.
As shown in fig. 5, two horizontally adjacent curtain wall unit bodies 50 and two vertically adjacent curtain wall unit bodies 50 are spliced together to form the integrated rainshed unit type glass curtain wall of the present invention, wherein: two upright posts 51 of the curtain wall unit bodies 50 are respectively a male upright post and a female upright post, a top cross beam 52 is a male cross beam, a bottom cross beam 53 is a female cross beam, two horizontally adjacent curtain wall unit bodies 50 are inserted into slots of the female upright posts through pins of the male upright posts to realize mutual insertion, and two vertically adjacent curtain wall unit bodies 50 are inserted into slots of the female cross beams through pins of the male cross beams to realize mutual insertion.
The invention has the advantages that:
compared with the traditional canopy installation method, the method greatly reduces the number of the connection points of the curtain wall and the floor main body structure, reduces the field construction workload, reduces the installation difficulty, and has a simpler, safer and more reliable overall structure.
The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solutions of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. The utility model provides an integration canopy unit formula glass curtain wall which characterized in that: it is including articulating the curtain cell cube of fixing on floor major structure, wherein: the curtain wall unit body comprises two upright posts, and a top cross beam, a bottom cross beam and a plurality of middle cross beams are connected between the two upright posts; the upright posts, the top cross beam, the bottom cross beam and the middle cross beams form a plurality of sash frames from top to bottom, wherein a rain shed is arranged on one sash frame formed by two middle cross beams and two upright posts which are adjacent up and down, and glass panels are arranged on the other sash frames; the canopy comprises two aluminum cantilever beams, one ends of the two cantilever beams are respectively fixed with the two upright posts in a threaded manner, the two cantilever beams extend out of the frame and are exposed outdoors, an aluminum outer supporting beam is connected between the other ends of the two cantilever beams serving as the cantilever ends, and the outer supporting beam and the two cantilever beams are coated by metal panels; an upper hanging piece and a lower hanging piece are installed on the two stand columns, the upper hanging piece is located at the top of the stand columns, the lower hanging piece is located below the upper hanging piece, the upper hanging piece is used for being hung and connected with a ground code installed on the top surface of the floor main body structure through a connecting screw, and the lower hanging piece is used for being fixed with a fixed code piece installed on the bottom surface of the same floor main body structure through a locking bolt.
2. The integrated awning unit type glass curtain wall as claimed in claim 1, wherein:
the cantilever beam is fixed with the upright post through a plurality of fastening bolts, wherein: all the fastening bolts are arranged along the height direction of the upright post; the top of the cantilever beam is closely adjacent to the middle cross beam.
3. The integrated awning unit type glass curtain wall as claimed in claim 2, wherein:
the canopy is equipped with two metal decking, wherein: one end of the metal panel is connected with the middle cross beam close to the top of the cantilever beam, and the other end of the metal panel is tiled along the top surface of the cantilever beam and is connected with the outer support beam after bypassing the cantilever end of the cantilever beam; one end of the other metal panel is connected with the outer supporting beam, and the other end of the other metal panel is connected with a middle cross beam close to the bottom of the cantilever beam after being tiled along the bottom surface of the cantilever beam and bent downwards.
4. An integrated awning unit type glass curtain wall as claimed in claim 3, wherein:
and a light trough is arranged on the outer side of the middle cross beam close to the bottom of the cantilever beam, and a lighting lamp is arranged in the light trough and used for upwards irradiating the bottom surface of the canopy.
5. The integrated awning unit type glass curtain wall as claimed in claim 1, wherein:
go up the pendant through locking the solid bolt fastening on the inside wall of stand, down the pendant through locking the solid bolt fastening down on the inside wall of stand, wherein:
the ground platform code is fixed on the top surface of the floor main body structure through a locking bolt, and the positions of the ground platform code in the X direction and the Y direction are adjustable;
the lower hanging piece is provided with a horizontal long round hole used for adjusting the position of the curtain wall unit body in the Y direction, sawteeth are vertically arranged on the periphery of the horizontal long round hole, a fixed code piece is L-shaped and is used for installation, the locking bolt faces towards the lower hanging piece, one face of the lower hanging piece is vertically provided with sawteeth, and the fixed code piece is fixed on the bottom surface of the floor main body structure through the fixing bolt.
6. An integrated awning unit type glass curtain wall as claimed in any one of claims 1 to 5, wherein:
the two horizontally adjacent curtain wall unit bodies and the two vertically adjacent curtain wall unit bodies are mutually spliced.
CN202110991859.3A 2021-08-26 2021-08-26 Integrated canopy unit type glass curtain wall Active CN113719002B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110991859.3A CN113719002B (en) 2021-08-26 2021-08-26 Integrated canopy unit type glass curtain wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110991859.3A CN113719002B (en) 2021-08-26 2021-08-26 Integrated canopy unit type glass curtain wall

Publications (2)

Publication Number Publication Date
CN113719002A true CN113719002A (en) 2021-11-30
CN113719002B CN113719002B (en) 2022-12-06

Family

ID=78678288

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110991859.3A Active CN113719002B (en) 2021-08-26 2021-08-26 Integrated canopy unit type glass curtain wall

Country Status (1)

Country Link
CN (1) CN113719002B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114892863A (en) * 2022-06-22 2022-08-12 中建八局第三建设有限公司 Overhanging inward-retreating type structural unit type energy-saving curtain wall system and construction method thereof
CN115162590A (en) * 2022-07-20 2022-10-11 苏州金螳螂幕墙有限公司 Keel hanging type mounting structure for sunshade cornice of curtain wall

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104328850A (en) * 2014-10-29 2015-02-04 金刚幕墙集团有限公司 Unit curtain wall system provided with overhanging structure
CN204152108U (en) * 2014-10-24 2015-02-11 中建七局建筑装饰工程有限公司 A kind of light section steel structure glass canopy structure
KR20150033394A (en) * 2013-09-24 2015-04-01 임태형 Shading apparatus of curtain wall and method for constructing shading apparatus of curtain wall
CN104481087A (en) * 2014-12-15 2015-04-01 宜宾市旺明广告有限责任公司 Light firm canopy easy for discharging water
KR101560353B1 (en) * 2015-05-13 2015-10-19 주식회사 중앙알텍 Shading apparatus of curtain wall
CN106760085A (en) * 2016-12-01 2017-05-31 上海江河幕墙系统工程有限公司 A kind of high-adaptability type unitized curtain wall mounts system
CN206289813U (en) * 2016-12-06 2017-06-30 成都江河幕墙系统工程有限公司 A kind of big lattice type unitized curtain wall with central post
CN207332046U (en) * 2017-09-13 2018-05-08 成都江河幕墙系统工程有限公司 Interlayer groove gradual change molding unit formula curtain wall system
CN207794379U (en) * 2017-12-11 2018-08-31 苏州柯利达装饰股份有限公司 Type unitized curtain wall system with cantilevered structure
CN211817243U (en) * 2020-03-02 2020-10-30 中建八局装饰工程有限公司 Glass curtain wall outer-overhanging sunshade structure
CN111945936A (en) * 2020-09-09 2020-11-17 中国建筑第七工程局有限公司 Mounting structure and mounting method for steel-structure canopy through hidden-frame glass curtain wall

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150033394A (en) * 2013-09-24 2015-04-01 임태형 Shading apparatus of curtain wall and method for constructing shading apparatus of curtain wall
CN204152108U (en) * 2014-10-24 2015-02-11 中建七局建筑装饰工程有限公司 A kind of light section steel structure glass canopy structure
CN104328850A (en) * 2014-10-29 2015-02-04 金刚幕墙集团有限公司 Unit curtain wall system provided with overhanging structure
CN104481087A (en) * 2014-12-15 2015-04-01 宜宾市旺明广告有限责任公司 Light firm canopy easy for discharging water
KR101560353B1 (en) * 2015-05-13 2015-10-19 주식회사 중앙알텍 Shading apparatus of curtain wall
CN106760085A (en) * 2016-12-01 2017-05-31 上海江河幕墙系统工程有限公司 A kind of high-adaptability type unitized curtain wall mounts system
CN206289813U (en) * 2016-12-06 2017-06-30 成都江河幕墙系统工程有限公司 A kind of big lattice type unitized curtain wall with central post
CN207332046U (en) * 2017-09-13 2018-05-08 成都江河幕墙系统工程有限公司 Interlayer groove gradual change molding unit formula curtain wall system
CN207794379U (en) * 2017-12-11 2018-08-31 苏州柯利达装饰股份有限公司 Type unitized curtain wall system with cantilevered structure
CN211817243U (en) * 2020-03-02 2020-10-30 中建八局装饰工程有限公司 Glass curtain wall outer-overhanging sunshade structure
CN111945936A (en) * 2020-09-09 2020-11-17 中国建筑第七工程局有限公司 Mounting structure and mounting method for steel-structure canopy through hidden-frame glass curtain wall

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114892863A (en) * 2022-06-22 2022-08-12 中建八局第三建设有限公司 Overhanging inward-retreating type structural unit type energy-saving curtain wall system and construction method thereof
CN115162590A (en) * 2022-07-20 2022-10-11 苏州金螳螂幕墙有限公司 Keel hanging type mounting structure for sunshade cornice of curtain wall

Also Published As

Publication number Publication date
CN113719002B (en) 2022-12-06

Similar Documents

Publication Publication Date Title
CN113719002B (en) Integrated canopy unit type glass curtain wall
CN102180397A (en) Module-type steel structure lift shaft
CN114753611A (en) Curtain wall construction platform
CN212689321U (en) Assembled Jinbang board outer wall
CN212388834U (en) Pavilion furred ceiling wooden wall structure in gardens
CN107035037B (en) Tower top curtain wall frame and mounting method thereof
CN215631503U (en) Hanging basket for mounting roof high parapet wall
CN101424099B (en) Light steel structure house with outdoor corridor bottom girder
CN211143441U (en) Herringbone roof structure of sunlight room
CN208604911U (en) A kind of novel suspention beam bracket
CN210421575U (en) Cantilever truss space structure system
CN113756558A (en) High-rise assembled steel structure system externally hung hanging basket installation structure and construction method thereof
RU2003106142A (en) METHOD FOR PREPARING A BUILDING FOR LIFT ADJUSTMENT, WALL PANEL AND ELEVATOR SHAFT
CN219753919U (en) Hanging plate type hanging basket support column
CN220550779U (en) Big eaves mouth structure of two-way curve
CN215630633U (en) Assembled elevator derrick
CN2263161Y (en) Self-lifting scaffold
CN208633611U (en) A kind of light steel shading mill construction
CN219718172U (en) Inverter support suitable for angle-relaxation type color steel tile roof
CN215368658U (en) Standard shaping external hanging rack tripod for building assembled residential building lighting well position
CN219840456U (en) Dustproof backdrop at top of irregular crown beam
CN217580885U (en) Simple assembling mechanism for shed type hanging pieces of amusement facilities
CN219033548U (en) Large-span steel structure house frame
CN218912505U (en) Enclose fender of steel construction for attic
CN217555888U (en) Split type sunshine of effluent water sump increases temperature awning

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