CN214785452U - Steel construction ceiling for leisure square - Google Patents

Steel construction ceiling for leisure square Download PDF

Info

Publication number
CN214785452U
CN214785452U CN202120626011.6U CN202120626011U CN214785452U CN 214785452 U CN214785452 U CN 214785452U CN 202120626011 U CN202120626011 U CN 202120626011U CN 214785452 U CN214785452 U CN 214785452U
Authority
CN
China
Prior art keywords
otic placode
frame
thickness direction
steel
fixing
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
CN202120626011.6U
Other languages
Chinese (zh)
Inventor
林娜
郝家勇
朱建群
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 Jiusi Architectural Design Office Co ltd
Original Assignee
Shanghai Jiusi Architectural Design Office 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 Jiusi Architectural Design Office Co ltd filed Critical Shanghai Jiusi Architectural Design Office Co ltd
Priority to CN202120626011.6U priority Critical patent/CN214785452U/en
Application granted granted Critical
Publication of CN214785452U publication Critical patent/CN214785452U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Tents Or Canopies (AREA)

Abstract

The utility model relates to a steel construction ceiling for leisure square relates to the field of building decoration, and it includes the frame, the frame erects subaerial side, frame horizontal direction's week side and adjacent building fixed connection, be provided with the sunshade subassembly that is used for reducing the sunlight and penetrates directly in the frame. This application has the effect that makes things convenient for the staff to use solar protection devices.

Description

Steel construction ceiling for leisure square
Technical Field
The application relates to the field of building decoration, in particular to a steel structure ceiling for a leisure square.
Background
Along with the development of building technology and the improvement of people's living standard, build more and more shopping malls in the city, the shopping malls are provided with the recreation square outward more to attract the passenger flow.
In the related art, in order to reduce the direct incidence of sunlight on the square ground, workers can erect a sunshade on the square, so that a comfortable rest place is provided for tourists.
To the correlation technique among the above-mentioned, sunshade and building body separation need the manual work to place and pack up, and the inventor thinks that there is the comparatively loaded down with trivial details defect when solar protection devices on the leisure square uses.
SUMMERY OF THE UTILITY MODEL
For the convenience staff uses solar protection devices, this application provides a steel construction ceiling for leisure square.
The application provides a pair of steel construction ceiling for leisure square adopts following technical scheme:
the utility model provides a steel construction ceiling for recreation square, includes the frame, the frame erects in the subaerial side, the week side of frame horizontal direction and adjacent building fixed connection, be provided with the sunshade subassembly that is used for reducing the sunlight and penetrates directly in the frame.
Through adopting above-mentioned technical scheme, in the installation operation, the staff is fixed frame week side and adjacent building, and sunshade component helps reducing the sunlight and penetrates directly on the recreation square, makes things convenient for the staff to use the ceiling to provide a comfortable place of resing for the visitor.
Preferably, the sunshade component includes the girder steel, the girder steel is the level setting, the inside wall fixed connection on both sides and the frame of girder steel along its self length direction, the girder steel interval is provided with a plurality ofly in the frame.
Through adopting above-mentioned technical scheme, the girder steel has a take the altitude to help sheltering from the sunlight, simultaneously, the girder steel that the interval set up helps guaranteeing the daylighting of leisure square, and simultaneously, the girder steel that the interval set up still helps improving the air permeability of ceiling, helps reducing the condition emergence that the ceiling was damaged to wind greatly.
Preferably, the sunshade subassembly downside is provided with the support column, the support column is vertical setting, support column downside and downside ground fixed connection, support column upside and girder steel fixed connection.
Through adopting above-mentioned technical scheme, the support column supports the downside at the girder steel, helps improving the stability of girder steel, helps improving the structural strength of ceiling.
Preferably, at least two steel beams which are mutually intersected are arranged in the frame and fixedly connected, and the upper end of the supporting column is fixedly connected with the intersection of the two steel beams.
Through adopting above-mentioned technical scheme, the intersection at two girder steels is fixed to the support column upper end, helps further improving the structural strength of girder steel to improve the stability of girder steel.
Preferably, the frame is circumferentially provided with a fixing component for fixing the frame and an adjacent building.
By adopting the technical scheme, the fixing component facilitates fixing the frame periphery and the adjacent building by workers, and construction is facilitated.
Preferably, fixed subassembly includes first otic placode, first otic placode is vertical setting, be provided with the second otic placode on the adjacent building of frame, second otic placode and the outer wall body fixed connection of building, second otic placode thickness direction is parallel with first otic placode thickness direction, first otic placode respectively is provided with one in the both sides of second otic placode thickness direction, be provided with the mounting that is used for fixed first otic placode and second otic placode on the first otic placode.
Through adopting above-mentioned technical scheme, the staff passes through the mounting and fixes first otic placode and second otic placode to it is fixed with adjacent building with frame week side, makes things convenient for the staff to fix the frame, improves the stability of frame.
Preferably, the frame includes the quarter bend, the quarter bend is the level setting, first otic placode is fixed in one side of quarter bend thickness direction, be provided with the stiffening plate in the quarter bend, the stiffening plate is vertical setting, the stiffening plate is located one side that first otic placode deviates from the building along quarter bend thickness direction, stiffening plate all around with quarter bend inside wall fixed connection.
Through adopting above-mentioned technical scheme, the stiffening plate helps improving the structural strength of first otic placode and quarter bend junction to help further improving the shock resistance and the stability of ceiling.
Preferably, be provided with waist type groove on the second otic placode, waist type groove is the level setting, waist type groove runs through the second otic placode along second otic placode thickness direction, the mounting is fixing bolt, fixing bolt axis direction is parallel with second otic placode thickness direction, fixing bolt runs through waist type groove along its self axis direction, fixing bolt slides along waist type groove length direction and waist type groove and cooperates, the cover is equipped with fixation nut on the fixing bolt, fixation nut and fixing bolt's nut supports the both sides tight in first otic placode thickness direction.
Through adopting above-mentioned technical scheme, in the installation, the staff removes fixing bolt according to the clearance between frame and the adjacent building, and fixing bolt adjusts the relative position of first otic placode and second otic placode to help improving fixed subassembly's adaptability.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the frame is fixed between adjacent buildings by means of the frame and the sunshade component, so that workers can conveniently use the ceilings to shade the leisure squares;
2. by means of the steel beams, sunlight is shielded, lighting of a leisure square is guaranteed, the ventilation of the ceiling is improved, the phenomenon that the ceiling is damaged by wind is reduced, and the service life of the ceiling is prolonged;
3. by means of the supporting columns and the fixing assembly, the stability of the ceiling is further improved.
Drawings
FIG. 1 is an axial schematic view of an overall structure of a steel structure ceiling for a leisure square in example 1;
FIG. 2 is an enlarged view of a portion A of FIG. 1, which mainly shows the structure of the steel beam and the supporting column;
fig. 3 is an enlarged schematic view of a portion B of fig. 1, mainly embodying the structure of the fixing plate;
FIG. 4 is an axial view mainly showing the structure of the fixing member in embodiment 1;
FIG. 5 is a sectional view showing mainly the internal structure of the fixing member in embodiment 1;
FIG. 6 is an axial view mainly showing the structure of the fixing member in embodiment 2;
fig. 7 is a sectional view mainly showing the internal structure of the fixing member in embodiment 2.
Reference numerals: 1. a frame; 11. a rectangular tube; 12. a stiffening plate; 2. a sunshade assembly; 21. a steel beam; 211. a first support plate; 212. a second support plate; 213. a third support plate; 22. a support pillar; 221. a decorative tube; 222. a fixing plate; 223. an expansion bolt; 3. a fixing assembly; 31. a first ear plate; 311. a fixing hole; 32. pre-burying a plate; 33. a second ear panel; 331. mounting holes; 332. a waist-shaped groove; 34. a fixing member; 341. fastening a pin; 342. fixing the bolt; 343. and (5) fixing the nut.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses steel construction ceiling for leisure square.
Example 1:
referring to fig. 1, steel construction ceiling for leisure square includes frame 1, and frame 1 is the level setting, is provided with sunshade subassembly 2 in the frame 1, and frame 1 horizontal direction's week side is provided with fixed subassembly 3, and frame 1 downside is provided with support column 22, and support column 22 is vertical setting, and support column 22 lower extreme and downside ground are fixed. In the installation, the staff is with the vertical setting of support column 22, it is fixed with support column 22 lower extreme and downside ground, fix frame 1 at support column 22 upside, make the vertical setting of frame 1, fixed subassembly 3 through frame 1 horizontal direction one side, with the wall body fixed connection of frame 1 and adjacent building, thereby fix the ceiling on the recreation square, through this kind of mode, the direct mount ceiling when making things convenient for the staff to be under construction, sunshade subassembly 2 helps reducing the sunshine to penetrate at the square subaerially simultaneously, help improving the comfort level of recreation square.
Specifically, referring to fig. 1 and 2, the sunshade assembly 2 includes a steel beam 21, and the steel beam 21 is disposed horizontally. The steel beam 21 comprises a first support plate 211, a second support plate 212 and a third support plate 213, wherein an included angle between the first support plate 211 and the second support plate 212 is 60 degrees, an included angle between the second support plate 212 and the third support plate 213 is 60 degrees, and an included angle between the third support plate 213 and the first support plate 211 is 60 degrees. The first support plate 211, the second support plate 212 and the third support plate 213 meet at the same point in the horizontal direction, the upper end of the support column 22 abuts against the intersection of the first support plate 211, the second support plate 212 and the third support plate 213, and the support column 22 is fixedly connected with the steel beam 21. The first support plate 211 is provided in plurality at regular intervals in its own thickness direction, the second support plate 212 is provided in plurality at regular intervals in its own thickness direction, and the third support plate 213 is provided in plurality at regular intervals in its own thickness direction. During the installation operation, the worker fixedly connects the upper end of the supporting column 22 to the intersections of the first support plate 211, the second support plate 212 and the third support plate 213, which contributes to the improvement of the stability of the ceiling. The steel beam 21 has a certain height, which is helpful for blocking sunlight, and meanwhile, gaps exist among the first support plate 211, the second support plate 212 and the third support plate 213, which is helpful for ensuring the lighting effect of the square below the ceiling and is helpful for improving the ventilation performance and wind resistance of the ceiling.
Referring to fig. 2 and 3, the support column 22 is sleeved with the decorative tube 221, the decorative tube 221 is vertically arranged, the decorative tube 221 is coaxially fixed to the support column 22, the fixing plate 222 is arranged at the lower end of the decorative tube 221, the fixing plate 222 is horizontally arranged, the diameter of the fixing plate 222 is larger than that of the decorative tube 221, and the decorative tube 221 is fixedly connected with the fixing plate 222. The fixing plate 222 is provided with expansion bolts 223, the expansion bolts 223 are vertically arranged, and the expansion bolts 223 penetrate through the fixing plate 222 along the vertical direction and are fixedly connected with the lower foundation. The fixing plate 222 is further provided with a reinforcing rib, the reinforcing rib is vertically arranged, and the reinforcing rib is fixedly connected with the fixing plate 222 and the decorative pipe 221. The support columns 22 are provided in plurality on the lower side of the frame 1. During the installation, the worker embeds the fixing plate 222 in the ground, and fixes the fixing plate 222 and the ground by the expansion bolts 223, thereby fixing the support column 22 and the ground. The trim tube 221 helps reduce the likelihood of damage to the support post 22 during routine use. The reinforcing ribs contribute to improving the stability of the decorative pipe 221, thereby further improving the stability of the ceiling.
Referring to fig. 1 and 4, the frame 1 is composed of a plurality of rectangular pipes 11 arranged horizontally, any one of the rectangular pipes 11 is arranged horizontally, and two adjacent rectangular pipes 11 are fixedly connected. The fixed component 3 comprises an embedded plate 32, the embedded plate 32 is vertically arranged, the embedded plate 32 is embedded in a building wall body on one side of the horizontal direction of the frame 1, a second ear plate 33 is arranged on one side, close to the frame 1, of the embedded plate 32 along the thickness direction of the embedded plate, the second ear plate 33 is vertically arranged, and the thickness direction of the second ear plate 33 is parallel to the width direction of the embedded plate 32. The second ear plate 33 is provided with a mounting hole 331, and the mounting hole 331 penetrates the second ear plate 33 in the thickness direction of the second ear plate 33. One side of second otic placode 33 thickness direction is provided with first otic placode 31, and first otic placode 31 is vertical setting, and first otic placode 31 thickness direction is parallel with second otic placode 33 thickness direction, and first otic placode 31 width direction deviates from one side of rectangular tube 11 and a side fixed connection who corresponds rectangular tube 11 thickness direction and deviate from sunshade component 2. The first ear plate 31 is provided with a fixing hole 311, and the fixing hole 311 penetrates through the first ear plate 31 along the thickness direction of the first ear plate 31. The first ear plate 31 is provided with one on each side in the thickness direction of the second ear plate 33, and the first ear plate 31 is provided with a fixing member 34. The fixing member 34 fixedly connects the first ear plate 31 and the second ear plate 33. A plurality of fixing members 3 are provided at intervals on the horizontal circumferential side of the frame 1. In the mounting work, the worker fixes the frame 1 to the surrounding building by fixing the second ear plate 33 and the first ear plate 31 with the fixing member 34, which contributes to the improvement of the stability of the ceiling.
The fixing member 34 is a fastening pin 341, the fastening pin 341 is horizontally disposed, an axial direction of the fastening pin 341 is parallel to a thickness direction of the second ear plate 33, the fastening pin 341 respectively penetrates through the mounting hole 331 and the fixing hole 311 along the axial direction thereof, the fastening pin 341 is in interference fit with the mounting hole 331, and the fastening pin 341 is in interference fit with the fixing hole 311. In the installation operation, the staff fixes first otic placode 31 and second otic placode 33 through fastening pin 341, makes things convenient for the staff to fix first otic placode 31 and second otic placode 33.
Referring to fig. 4 and 5, a stiffening plate 12 is arranged in the rectangular tube 11, the stiffening plate 12 is vertically arranged, the stiffening plate 12 is located on one side of the first ear plate 31 departing from the building along the width direction of the first ear plate 31, the thickness direction of the stiffening plate 12 is parallel to the thickness direction of the first ear plate 31, and the peripheral side of the first ear plate 31 is fixedly connected with the inner side wall of the rectangular tube 11. Two stiffening plates 12 are correspondingly arranged on one side of the two first ear plates 31 which is far away from the building along the width direction of one ear plate. The stiffener 12 helps to improve the connection strength between the fixing member 3 and the rectangular pipes 11, thereby helping to improve the structural strength of the ceiling.
One side that two first otic placodes 31 deviate from each other is provided with the strengthening rib, the first otic placode of strengthening rib fixed connection 31 and the 11 lateral walls of square tube, and the strengthening rib helps improving the structural strength of first otic placode 31 to help improving the structural strength of fixed subassembly 3.
The implementation principle of the embodiment 1 is as follows: in the installation operation, the worker embeds the fixing plate 222 into the foundation, fixes the fixing plate 222 and the foundation through the expansion bolt 223, sets the supporting column 22 in the decorative pipe 221, fixes the supporting column 22 and the decorative pipe 221, embeds the embedded plate 32 into the building wall, fixedly connects the first ear plate 31 and the second ear plate 33 on the peripheral side of the frame 1 through the fastening pin 341, and then fixes the supporting column 22 and the lower side of the steel beam 21. Fix the ceiling on the square of leisure through this kind of mode, girder steel 21 helps reducing the sunlight and penetrates directly at the square of leisure, helps guaranteeing the daylighting effect of ceiling downside square simultaneously, improves ceiling air permeability and wind-resistance.
Example 2:
referring to fig. 6 and 7, the present embodiment is different from embodiment 1 in that: the second ear plate 33 is provided with a waist-shaped groove 332, the waist-shaped groove 332 is horizontally arranged, the length direction of the waist-shaped groove 332 is parallel to the width direction of the second ear plate 33, and the waist-shaped groove 332 penetrates through the second ear plate 33 along the thickness direction of the second ear plate 33. The fixing member 34 is a fixing bolt 342 and a fixing nut 343, the fixing bolt 342 is horizontally disposed, the axial direction of the fixing bolt 342 is parallel to the axial direction of the fixing hole 311 of the first ear plate 31, the side faces of the two first ear plates 31 close to each other are respectively abutted against the two side faces in the thickness direction of the second ear plate 33, the fixing bolt 342 penetrates through the fixing hole 311 and the waist-shaped groove 332 along the axial direction thereof, and the fixing bolt 342 is in sliding fit with the waist-shaped groove 332 along the width direction of the second ear plate 33. The fixing bolt 342 is sleeved with a fixing nut 343, and the nut of the fixing bolt 342 and the fixing nut 343 tightly abut against the side faces of the two first ear plates 31 which deviate from each other. In this way, the adaptability of the fixing assembly 3 is improved, and the fixing bolt 342 can be conveniently slid along the length direction of the kidney-shaped groove 332 by workers according to the gap between the frame 1 and the building, so that the relative position between the first lug plate 31 and the second lug plate 33 is changed, and the adaptability of the fixing assembly 3 is improved.
The stiffening plate 12 is provided with one between the two first ear plates 31. Helping to facilitate the worker's fixation of the stiffener plate 12 within the rectangular tube 11.
The implementation principle of the embodiment 2 is as follows: in the installation operation, the worker embeds the fixing plate 222 into the foundation, fixes the fixing plate 222 and the foundation through the expansion bolt 223, sets the supporting column 22 in the decorative pipe 221, fixes the supporting column 22 and the decorative pipe 221, embeds the embedded plate 32 into the building wall body, embeds the second ear plate 33 between the two first ear plates 31, penetrates the fixing bolt 342 through the fixing hole 311 and the waist-shaped groove 332, and screws the fixing nut 343, thereby fixing the first ear plate 31 and the second ear plate 33. The support post 22 is then fixed to the underside of the steel beam 21. Fix the ceiling on the square of leisure through this kind of mode, girder steel 21 helps reducing the sunlight and penetrates directly at the square of leisure, helps guaranteeing the daylighting effect of ceiling downside square simultaneously, improves ceiling air permeability and wind-resistance. The waist-shaped groove 332 contributes to an increased adaptability of the fixing assembly 3 and thus to the ceiling.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a steel construction ceiling for leisure square which characterized in that: including frame (1), frame (1) erects subaerial side, frame (1) horizontal direction's week side and adjacent building fixed connection, be provided with sunshade component (2) that are used for reducing the direct sunlight in frame (1).
2. The steel structure ceiling for the leisure square according to claim 1, characterized in that: sunshade component (2) include girder steel (21), girder steel (21) are the level setting, inside wall fixed connection on girder steel (21) along its self length direction's both sides and frame (1), girder steel (21) interval is provided with a plurality ofly in frame (1).
3. The steel structure ceiling for the leisure square according to claim 2, characterized in that: sunshade component (2) downside is provided with support column (22), support column (22) are vertical setting, support column (22) downside and downside ground fixed connection, support column (22) upside and girder steel (21) fixed connection.
4. The steel structure ceiling for the leisure square according to claim 3, characterized in that: at least two steel beams (21) which mutually intersect are arranged in the frame (1), the two steel beams (21) are fixedly connected, and the upper end of the support column (22) is fixedly connected with the intersection of the two steel beams (21).
5. The steel structure ceiling for the leisure square according to claim 1, characterized in that: and a fixing component (3) for fixing the frame (1) and an adjacent building is arranged on the periphery of the frame (1).
6. The steel structure ceiling for the leisure square according to claim 5, characterized in that: fixed subassembly (3) include first otic placode (31), first otic placode (31) are vertical setting, be provided with second otic placode (33) on the adjacent building of frame (1), second otic placode (33) and the outer wall fixed connection of building, second otic placode (33) thickness direction is parallel with first otic placode (31) thickness direction, first otic placode (31) respectively is provided with one in the both sides of second otic placode (33) thickness direction, be provided with mounting (34) that are used for fixed first otic placode (31) and second otic placode (33) on first otic placode (31).
7. The steel structure ceiling for the leisure square according to claim 6, characterized in that: frame (1) is including quarter bend (11), quarter bend (11) are the level setting, one side in quarter bend (11) thickness direction is fixed in first otic placode (31), be provided with stiffening plate (12) in quarter bend (11), stiffening plate (12) are vertical setting, stiffening plate (12) are located one side that first otic placode (31) deviate from the building along quarter bend (11) thickness direction, stiffening plate (12) are all around with quarter bend (11) inside wall fixed connection.
8. The steel structure ceiling for the leisure square according to claim 6, characterized in that: be provided with waist type groove (332) on second otic placode (33), waist type groove (332) is the level setting, second otic placode (33) is run through along second otic placode (33) thickness direction in waist type groove (332), mounting (34) are fixing bolt (342), fixing bolt (342) axis direction is parallel with second otic placode (33) thickness direction, fixing bolt (342) runs through waist type groove (332) along its self axis direction, fixing bolt (342) slide along waist type groove (332) length direction and waist type groove (332) and cooperate, the cover is equipped with fixation nut (343) on fixing bolt (342), the nut of fixation nut (343) and fixing bolt (342) supports tightly in the both sides of first otic placode (31) thickness direction.
CN202120626011.6U 2021-03-26 2021-03-26 Steel construction ceiling for leisure square Active CN214785452U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120626011.6U CN214785452U (en) 2021-03-26 2021-03-26 Steel construction ceiling for leisure square

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120626011.6U CN214785452U (en) 2021-03-26 2021-03-26 Steel construction ceiling for leisure square

Publications (1)

Publication Number Publication Date
CN214785452U true CN214785452U (en) 2021-11-19

Family

ID=78667496

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120626011.6U Active CN214785452U (en) 2021-03-26 2021-03-26 Steel construction ceiling for leisure square

Country Status (1)

Country Link
CN (1) CN214785452U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108286302A (en) * 2018-04-24 2018-07-17 河南均美铝业有限公司 A kind of novel curtain wall decorative tube and its fixing means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108286302A (en) * 2018-04-24 2018-07-17 河南均美铝业有限公司 A kind of novel curtain wall decorative tube and its fixing means

Similar Documents

Publication Publication Date Title
CN102691352B (en) Modular integrated house
CN214785452U (en) Steel construction ceiling for leisure square
KR101242137B1 (en) Curtain wall structure
JP2011094432A (en) Handrail
CN110714527A (en) Integrated assembled steel construction building
RU193471U1 (en) STOP PAVILION
CN218668112U (en) Super high-rise building jumbo size deformed steel structure decorates roof
CN107023079B (en) House structure
CN215105162U (en) Totally-enclosed transparent shed tunnel for flood discharge atomization area of power station
CN205617566U (en) Combined -type steel structure house
CN114687476A (en) Photovoltaic building integrated outer wall node structure
CN112796287A (en) Totally-enclosed transparent shed tunnel for flood discharge atomization area of power station
CN110924706A (en) Structural frame for assembled movable environment-friendly toilet of public toilet for travel
CN212801981U (en) Mounting structure of sunlight panel
TWM592499U (en) Solar waterproof scaffolding
CN211286821U (en) Structural frame for assembled movable environment-friendly toilet of public toilet for travel
CN219753521U (en) Be applied to quick mounting structure of girder on sunshine room
CN203213690U (en) Novel split-type tent
CN213868302U (en) Assembly type building structure
CN212773206U (en) Connecting structure of open platform skylight
CN219491267U (en) Building grid structure with large span
CN211058170U (en) Inverted cone curtain wall type daylighting roof
CN216475605U (en) Aluminum alloy plate supporting seat structure
CN216641550U (en) Overhead supporting structure and viewing room
CN220889699U (en) Assembled steel construction building main part

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant