CN113047439A - Multilayer large-span assembled integral space steel grid building structure - Google Patents
Multilayer large-span assembled integral space steel grid building structure Download PDFInfo
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- CN113047439A CN113047439A CN202110327868.2A CN202110327868A CN113047439A CN 113047439 A CN113047439 A CN 113047439A CN 202110327868 A CN202110327868 A CN 202110327868A CN 113047439 A CN113047439 A CN 113047439A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 118
- 239000010959 steel Substances 0.000 title claims abstract description 118
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004904 shortening Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
- E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The utility model belongs to the technical field of steel construction manufacturing and specifically relates to a multilayer large-span assembly integral space steel grid building structure is related to, it includes rectangle steel pipe and H shaped steel, be provided with connecting device between rectangle steel pipe and the H shaped steel, connecting device includes go-between and connecting block, the go-between cover is established in the outside of rectangle steel pipe, go-between and rectangle steel pipe fixed connection, the spread groove has been seted up to the go-between, connecting block and H shaped steel fixed connection, the cooperation of pegging graft of connecting block and spread groove, be provided with between connecting block and the spread groove and be used for fixed locking. In this application, make H shaped steel and rectangle steel pipe keep fixed through go-between and connecting block, accomplish the quick installation of H shaped steel and rectangle steel pipe, have the effect that shortens space grid structure construction cycle.
Description
Technical Field
The application relates to the field of steel structure production and manufacturing, in particular to a multilayer large-span assembled integral space steel grid building structure.
Background
At present, along with the rapid development of steel structures, the application of the steel structures in the field of buildings is increasing day by day, for example: multi-storey large-span buildings, public buildings, industrial buildings, etc., and high-rise and super high-rise large bay structures.
Current frame construction includes rectangle steel pipe and H shaped steel, and the rectangle steel pipe is usually as the vertical setting of support column, and H shaped steel is usually as the crossbeam, often chooses for use welded form to fix between rectangle steel pipe and the H shaped steel, in the large-span steel construction building, often with a plurality of H shaped steel after aerial welded fastening, then fixed with the rectangle steel pipe again.
Aiming at the related technologies, the inventor thinks that the space steel grid structure needs to be subjected to a large amount of welding operation in the air in the construction process, the construction difficulty is high, and the construction period is long.
Disclosure of Invention
In order to shorten the construction cycle of space grid structure, the application provides a multilayer large-span assembly integral space steel grid building structure.
The application provides a multilayer large-span assembly integral space steel grid building structure adopts following technical scheme:
the utility model provides an integral space steel net building structure of multilayer large-span assembly, includes rectangle steel pipe and H shaped steel, is provided with connecting device between rectangle steel pipe and the H shaped steel, and connecting device includes go-between and connecting block, and the go-between cover is established in the outside of rectangle steel pipe, go-between and rectangle steel pipe fixed connection, and the spread groove has been seted up to the go-between, connecting block and H shaped steel fixed connection, connecting block and spread groove grafting cooperation, are provided with between connecting block and the spread groove and are used for fixed locking device.
Through adopting above-mentioned technical scheme, when being connected fixedly with rectangle steel pipe and H shaped steel, at first remove H shaped steel and drive connecting block and spread groove and align, then promote H shaped steel and drive the connecting block and peg graft in the spread groove, utilize locking device to fix the connecting block in the spread groove, make H shaped steel and rectangle steel pipe keep fixed through go-between and connecting block, accomplish the quick installation of H shaped steel and rectangle steel pipe, reached the purpose that shortens space grid structure construction cycle.
Optionally, locking device includes locking groove, holding tank, elastic component and locking piece, and the lateral wall at the connecting block is seted up to the locking groove, and the holding tank is seted up at the lateral wall of spread groove, and the locking piece is located the holding tank, locking piece and holding tank sliding connection, and the elastic component is located the holding tank, the both ends of elastic component respectively with the diapire fixed connection of locking piece and holding tank, when the connecting block is located the spread groove, locking groove and holding tank intercommunication, locking piece and the cooperation of locking groove grafting.
Through adopting the above-mentioned technical scheme, when using locking device, at first promote the locking piece to slide in the holding tank, the locking piece drives the elastic component compression, when the locking piece is located the holding tank completely, promote H shaped steel to drive the connecting block and peg graft in the spread groove, when the connecting block is pegged graft in the spread groove completely, locking groove and holding tank intercommunication, the restriction to the locking piece is loosened, the elastic component promotes the locking piece and slides in the holding tank, the one end that the elastic component was kept away from to the locking piece inserts locking inslot, the both ends of locking piece are located holding tank and locking inslot respectively this moment, the rigidity that utilizes the locking piece makes the connecting block locking in the spread groove, locking device simple structure, it is convenient when locking connecting block and spread groove, convenience when further promoting H shaped steel and.
Optionally, be provided with spacing subassembly between locking piece and the holding tank, spacing subassembly includes spacing groove, slider and stopper, and the lateral wall at the holding tank is seted up to the spacing groove, slider and locking piece fixed connection, and the slider is located the spacing inslot, slider and spacing groove sliding connection, stopper and spacing inslot, stopper and spacing groove fixed connection.
Through adopting above-mentioned technical scheme, when the locking piece slides in the holding tank, the locking piece drives the slider and slides in the spacing inslot, slide to when with the stopper butt when the slider, because stopper and spacing groove fixed connection, so the stopper prevents the slider to continue to slide, makes the slider be located the spacing inslot all the time, and the slider drives the locking piece and is located the holding tank all the time, avoids locking piece and holding tank separation.
Optionally, one side of the locking block, which is far away from the bottom wall of the connecting groove, is provided with an arc surface.
Through adopting above-mentioned technical scheme, when the connecting block is pegged graft in the spread groove, the front end of connecting block and the cambered surface butt of locking piece, along with the connecting block continues to slide in the spread groove, the connecting block promotes the locking piece and slides in the holding tank, promotes the convenience when connecting block and spread groove are pegged graft.
Optionally, a locking bolt is arranged at the bottom end of the connecting ring, and one end of the locking bolt penetrates through the side wall of the connecting groove and is in threaded connection with the connecting block.
By adopting the technical scheme, after the connecting block and the connecting ring are fixed by the locking mechanism, one end of the locking bolt penetrates through the side wall of the connecting groove, and then the locking bolt is in threaded connection with the connecting block, so that the stability of the connecting block after being connected with the connecting ring is further improved.
Optionally, one end of the connecting block, which is far away from the H-shaped steel, is arranged to be hemispherical.
Through adopting above-mentioned technical scheme, set up the connecting block into the hemisphere type, the connecting block of being convenient for is pegged graft in the spread groove, promotes the convenience when connecting block and spread groove are pegged graft.
Optionally, a plurality of reinforcing plates are arranged between the connecting ring and the rectangular steel pipe, and two ends of each reinforcing plate are respectively and fixedly connected with the connecting ring and the rectangular steel pipe.
Through adopting above-mentioned technical scheme, through setting up the reinforcing plate, increase the connectivity between go-between and the rectangle steel pipe, promote the joint strength between go-between and the rectangle steel pipe.
Optionally, the H-shaped steel comprises a plurality of unit sections, splicing blocks are arranged between adjacent unit sections, splicing grooves are formed in the two ends of each splicing block, and the two splicing grooves are respectively spliced and matched with the two unit sections.
Through adopting above-mentioned technical scheme, set up H shaped steel into a plurality of unit festival to utilize the splice to connect adjacent unit festival, make the concatenation of a plurality of unit festival as whole, make things convenient for the transportation of H shaped steel, convenience when promoting the concatenation simultaneously.
Optionally, the outer side of the splicing block is provided with a splicing bolt, and one end of the splicing bolt penetrates through the side wall of the splicing groove and is in threaded connection with the unit section.
Through adopting above-mentioned technical scheme, when the unit festival was located the splice groove, rotate splice bolt and unit festival butt, fix the unit festival in the splice groove, set up the stability after the splice bolt promotes the concatenation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the connecting ring and the connecting block are arranged between the rectangular steel pipe and the H-shaped steel, so that the connecting block is inserted in the connecting ring and arranged in the connecting groove, and the connecting block and the connecting ring are fixed by using the locking device between the connecting block and the connecting groove, thereby quickly completing the connection and fixation of the rectangular steel pipe and the H-shaped steel and achieving the purpose of shortening the construction period of a space grid structure;
2. the limiting assembly is arranged between the locking block and the accommodating groove, so that the top end of the locking block is always positioned in the accommodating groove by the limiting assembly, and the stability of the locking block when the connecting block is locked is improved;
3. through setting up H shaped steel into a plurality of unit festival to set up the splice between adjacent unit festival, utilize the splice to connect adjacent unit festival, promote the convenience when H shaped steel splices.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;
FIG. 3 is a schematic view intended to show the connection means;
FIG. 4 is a schematic view intended to show the inside of the connecting slot;
FIG. 5 is a schematic view intended to show a stop assembly;
fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.
Description of reference numerals: 1. a rectangular steel pipe; 2. h-shaped steel; 3. a connecting device; 31. a connecting ring; 311. connecting grooves; 32. connecting blocks; 4. a locking device; 41. a locking groove; 42. accommodating grooves; 43. an elastic member; 44. a locking block; 5. a limiting component; 51. a limiting groove; 52. a slider; 53. a limiting block; 6. a locking bolt; 7. a reinforcing plate; 8. splicing blocks; 81. splicing grooves; 82. and (4) splicing the bolts.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses integral space steel grid building structure of multilayer large-span assembly. Referring to fig. 1, the integral space steel grid building structure of multilayer large-span assembly includes rectangular steel pipe 1 and H shaped steel 2, and rectangular steel pipe 1 is vertical to be set up, and H shaped steel 2 level sets up, is provided with connecting device 3 between rectangular steel pipe 1 and the H shaped steel 2. When the steel structure is installed, the rectangular steel pipe 1 is fixed to the ground, then the H-shaped steel 2 is moved to be close to the rectangular steel pipe 1, the rectangular steel pipe 1 is connected and fixed with the H-shaped steel 2 rapidly through the connecting device 3, and the purpose of shortening the construction period of the space grid structure is achieved.
Referring to fig. 1 and 2, each H-shaped steel 2 comprises a plurality of unit sections, a splicing block 8 is arranged between adjacent unit sections, the splicing block 8 is horizontally arranged, splicing grooves 81 are formed in two ends of the splicing block 8, the splicing grooves 81 are adapted to the H-shaped steel 2, the two adjacent unit sections are respectively matched with the splicing grooves 81 in two ends of the splicing block 8 in an inserting mode, two splicing bolts 82 are arranged on the outer side of the splicing block 8, and one end of each splicing bolt 82 penetrates through the side wall of the splicing groove 81 and is in threaded connection with the unit sections. And (3) connecting adjacent unit sections, aligning the unit sections with the connecting grooves 311, pushing the unit sections to be inserted into the connecting grooves 311, and rotating the splicing bolts 82 to be in threaded connection with the unit sections so as to fix the unit sections in the splicing block 8 and complete the splicing of the two unit sections.
Referring to fig. 3 and 4, the connecting device 3 includes a connecting ring 31 and a connecting block 32, the connecting ring 31 is horizontally sleeved outside the rectangular steel pipe 1, the connecting ring 31 is fixedly connected with the rectangular steel pipe 1, the bottom end of the connecting ring 31 is provided with a plurality of triangular reinforcing plates 7, the plurality of reinforcing plates 7 are arranged in a circular ring rectangular steel pipe 1, one side of each reinforcing plate 7 is fixedly connected with the bottom end of the connecting ring 31, the other end is fixedly connected with the rectangular steel pipe 1, the side wall of the connecting ring 31 is provided with a connecting groove 311, the connecting block 32 is horizontally arranged, the connecting block 32 is integrally and fixedly connected with the H-shaped steel 2, one end of the connecting block 32, which is far away from the H-shaped steel 2, is arranged in a hemispherical shape, the connecting block 32 is in inserting fit with the connecting groove 311, a locking device 4 is arranged between the connecting, one end of the locking bolt 6 is threadedly coupled with the connection block 32 through the side wall of the connection groove 311.
When the connecting device 3 is used for connecting the H-shaped steel 2 and the rectangular steel pipe 1, firstly, the H-shaped steel 2 is moved to drive one hemispherical end of the connecting block 32 to be aligned with the connecting groove 311, then the connecting block 32 is pushed to be inserted into the connecting groove 311, when the connecting block 32 is completely inserted into the connecting groove 311, the connecting block 32 is fixed in the connecting groove 311 by using the locking device 4, and then the locking bolt 6 is moved to penetrate through the side wall of the connecting groove 311, the locking bolt 6 is rotated to be in threaded connection with the connecting block 32, the connecting block 32 is fixed in the connecting groove 311, and the connecting block 32 is.
Referring to fig. 5 and 6, locking device 4 includes locking groove 41, holding tank 42, elastic piece 43 and locking block 44, the vertical lateral wall of seting up at connecting groove 311 of holding tank 42, locking block 44 is vertical to be set up in holding tank 42, locking block 44 and holding tank 42 sliding connection, the one end that locking block 44 kept away from the connecting groove 311 diapire sets up to the cambered surface, elastic piece 43 chooses the spring for use, elastic piece 43 is vertical to be set up between the diapire of holding tank 42 and locking block 44, the both ends of elastic piece 43 respectively with the diapire fixed connection of locking block 44 and holding tank 42, locking groove 41 sets up the top at connecting block 32, locking groove 41 suits with locking block 44, when connecting block 32 pegs graft completely in the connecting groove 311, locking groove 41 communicates with holding tank 42, the bottom and the cooperation of locking block 44 peg graft.
When connecting block 32 inserts in the connecting groove 311, the one end of the hemispherical of connecting block 32 and the cambered surface butt of locking piece 44, continue to promote connecting block 32, connecting block 32 promotes locking piece 44 and slides in holding tank 42, locking piece 44 promotes the compression of elastic component 43, when connecting block 32 pegs graft completely in connecting groove 311, holding tank 42 and locking groove 41 intercommunication, elastic component 43 promotes in the locking piece 44 roll-off holding tank 42, make the bottom of locking piece 44 peg graft in locking groove 41, the bottom of locking piece 44 and the diapire butt of locking groove 41, the top of locking piece 44 is located holding tank 42, accomplish the locking of connecting block 32 and connecting groove 311.
Referring to fig. 6, still be provided with spacing subassembly 5 between the lateral wall of locking piece 44 and holding tank 42, spacing subassembly 5 includes spacing groove 51, slider 52 and stopper 53, spacing groove 51 is provided with two, two spacing grooves 51 are vertical respectively to be seted up on the lateral wall of two symmetries of holding tank 42, spacing groove 51 and connecting groove 311 intercommunication, slider 52 is provided with two, two sliders 52 respectively with two lateral wall fixed connection of locking piece 44 symmetry, two sliders 52 are located two spacing grooves 51 respectively, every slider 52 and the equal sliding connection of spacing groove 51, stopper 53 sets up in spacing groove 51, stopper 53 is close to connecting groove 311 and sets up, stopper 53 and spacing groove 51 fixed connection. When the locking block 44 slides in the accommodating groove 42, the locking block 44 drives the sliding block 52 to slide in the limiting groove 51, and when the sliding block 52 slides to abut against the limiting block 53, the limiting block 53 prevents the sliding block 52 from continuously sliding, so that the sliding block 52 drives the locking block 44 to be always positioned in the accommodating groove 42.
The implementation principle of the multilayer large-span assembled integral space steel grid building structure provided by the embodiment of the application is as follows: when the rectangular steel pipe 1 is connected and fixed with the H-shaped steel 2, firstly, the H-shaped steel 2 is moved to drive the connecting block 32 to be aligned with the connecting groove 311, then the H-shaped steel 2 is pushed to drive the hemispherical end of the connecting block 32 to be inserted into the connecting groove 311, the hemispherical end of the connecting block 32 is abutted with the cambered surface of the locking block 44, the H-shaped steel 2 is continuously pushed to drive the connecting block 32 to continuously slide into the connecting groove 311, the connecting block 32 pushes the locking block 44 to slide into the accommodating groove 42, the locking block 44 pushes the elastic piece 43 to compress, the locking block 44 drives the sliding block 52 to slide into the limiting groove 51, when the connecting block 32 is completely inserted into the connecting groove 311, the accommodating groove 42 is communicated with the locking groove 41, the elastic piece 43 pushes the locking block 44 to slide out of the accommodating groove 42, the bottom end of the locking block 44 is inserted into the locking, the connecting block 32 is fixed in the connecting groove 311, and the H-shaped steel 2 and the rectangular steel pipe 1 are connected and fixed, so that the purpose of shortening the construction period of the space grid structure is achieved through the steps.
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 (9)
1. The utility model provides an integral space steel grid building structure of multilayer large-span assembly, includes rectangle steel pipe (1) and H shaped steel (2), its characterized in that: be provided with connecting device (3) between rectangle steel pipe (1) and H shaped steel (2), connecting device (3) are including go-between (31) and connecting block (32), the outside at rectangle steel pipe (1) is established in go-between (31) cover, go-between (31) and rectangle steel pipe (1) fixed connection, spread groove (311) have been seted up in go-between (31), connecting block (32) and H shaped steel (2) fixed connection, connecting block (32) and spread groove (311) cooperation of pegging graft, be provided with between connecting block (32) and spread groove (311) and be used for fixed locking device (4).
2. The multi-storey large-span assembled integral type space steel grid building structure according to claim 1, wherein: locking device (4) are including locking groove (41), holding tank (42), elastic component (43) and locking block (44), the lateral wall at connecting block (32) is seted up in locking groove (41), the lateral wall at connecting groove (311) is seted up in holding tank (42), locking block (44) are located holding tank (42), locking block (44) and holding tank (42) sliding connection, elastic component (43) are located holding tank (42), the both ends of elastic component (43) respectively with the diapire fixed connection of locking block (44) and holding tank (42), when connecting block (32) are located connecting groove (311), locking groove (41) and holding tank (42) intercommunication, locking block (44) and locking groove (41) cooperation of pegging graft.
3. The multi-storey large-span assembled integral type space steel grid building structure according to claim 2, wherein: be provided with spacing subassembly (5) between locking piece (44) and holding tank (42), spacing subassembly (5) are including spacing groove (51), slider (52) and stopper (53), the lateral wall at holding tank (42) is seted up in spacing groove (51), slider (52) and locking piece (44) fixed connection, slider (52) are located spacing groove (51), slider (52) and spacing groove (51) sliding connection, stopper (53) and spacing groove (51) are interior, stopper (53) and spacing groove (51) fixed connection.
4. The multi-storey large-span assembled integral type space steel grid building structure according to claim 2, wherein: one side of the locking block (44) far away from the bottom wall of the connecting groove (311) is provided with an arc surface.
5. The multi-storey large-span assembled integral type space steel grid building structure according to claim 1, wherein: the bottom end of the connecting ring (31) is provided with a locking bolt (6), and one end of the locking bolt (6) penetrates through the side wall of the connecting groove (311) to be in threaded connection with the connecting block (32).
6. The multi-storey large-span assembled integral type space steel grid building structure according to claim 1, wherein: one end, far away from the H-shaped steel (2), of the connecting block (32) is arranged to be hemispherical.
7. The multi-storey large-span assembled integral type space steel grid building structure according to claim 1, wherein: a plurality of reinforcing plates (7) are arranged between the connecting ring (31) and the rectangular steel pipe (1), and two ends of each reinforcing plate (7) are fixedly connected with the connecting ring (31) and the rectangular steel pipe (1) respectively.
8. The multi-storey large-span assembled integral type space steel grid building structure according to claim 1, wherein: the H-shaped steel (2) comprises a plurality of unit sections, splicing blocks (8) are arranged between adjacent unit sections, splicing grooves (81) are formed in the two ends of each splicing block (8), and the two splicing grooves (81) are respectively matched with the two unit sections in a splicing mode.
9. The multi-storey large-span assembled monolithic space steel grid building structure of claim 8, wherein: splicing bolts (82) are arranged on the outer sides of the splicing blocks (8), and one ends of the splicing bolts (82) penetrate through the side walls of the splicing grooves (81) to be in threaded connection with the unit sections.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110327868.2A CN113047439A (en) | 2021-03-26 | 2021-03-26 | Multilayer large-span assembled integral space steel grid building structure |
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| CN202110327868.2A CN113047439A (en) | 2021-03-26 | 2021-03-26 | Multilayer large-span assembled integral space steel grid building structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114892804A (en) * | 2022-05-16 | 2022-08-12 | 青岛义和钢构集团有限公司 | Frame type steel structure building connecting piece |
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| CN111042344A (en) * | 2019-12-05 | 2020-04-21 | 江西华晨钢结构有限公司 | High-strength light steel structure convenient to assemble |
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| CN111042344A (en) * | 2019-12-05 | 2020-04-21 | 江西华晨钢结构有限公司 | High-strength light steel structure convenient to assemble |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114892804A (en) * | 2022-05-16 | 2022-08-12 | 青岛义和钢构集团有限公司 | Frame type steel structure building connecting piece |
| CN114892804B (en) * | 2022-05-16 | 2024-02-20 | 青岛义和钢构集团有限公司 | Frame type steel structure building connecting piece |
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