CN213477166U - Large-span steel structure - Google Patents
Large-span steel structure Download PDFInfo
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- CN213477166U CN213477166U CN202022318151.5U CN202022318151U CN213477166U CN 213477166 U CN213477166 U CN 213477166U CN 202022318151 U CN202022318151 U CN 202022318151U CN 213477166 U CN213477166 U CN 213477166U
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Abstract
The utility model relates to a large-span steel structure, it includes the support piece of a plurality of vertical settings, and the first truss that the level set up is connected on every support piece top, is provided with coupling assembling between two adjacent first trusss, and coupling assembling includes steel pipe and two adapter sleeves, and two adapter sleeves are located the both ends of steel pipe respectively to the cover is established on the steel pipe with steel pipe threaded connection, two adapter sleeves respectively with two adjacent first truss threaded connection. This application has the effect that improves the bearing capacity of large-span building.
Description
Technical Field
The application relates to the technical field of steel structures, in particular to a large-span steel structure.
Background
The large-span steel structure is formed by assembling light high-efficiency steel and light high-efficiency heat-insulating enclosure materials, has the characteristics of light weight, short construction period, convenience in installation, good anti-seismic performance, attractive appearance, cleanness, bright rhythm, large internal space and the like, and is easier to divide the space compared with a common structure, so that the large-span steel structure is widely applied to the building fields of common industrial and agricultural buildings, commercial and service buildings, standard office buildings, schools, hospital buildings, villas, tourist buildings, various warehouse buildings, entertainment, stadiums, earthquake area buildings, buildings with short construction periods, old house reconstruction, renovation and the like.
The existing chinese patent with reference to publication No. CN207314538U discloses a large-span steel structure, which includes truss units, supporting steel columns, supporting rods, and prestressed ropes; the truss unit comprises a plurality of chord sections, and every two adjacent chord sections are fixedly connected through a cross beam; the supporting rods are respectively fixed on each chord section and the cross beam, and the supporting steel columns are fixed at two ends of the truss unit; and the support rods and the support steel columns are respectively provided with a rope fixing part, the prestress ropes sequentially penetrate through the rope fixing parts, and two ends of the prestress ropes are fixed on the support steel columns. The number of chord sections can be increased or reduced according to actual needs, and the span of the large-span steel structure is adjustable.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that the connection strength between the truss units and between the truss units and the support steel columns is low, so that the large-span steel structure has poor bearing capacity.
SUMMERY OF THE UTILITY MODEL
In order to improve the bearing capacity of large-span building, this application provides a large-span steel construction.
The application provides a large-span steel construction adopts following technical scheme:
the utility model provides a large-span steel structure, includes the support piece of a plurality of vertical settings, and every support piece top is connected with the first truss that the level set up, is provided with coupling assembling between two adjacent first trusss, and coupling assembling includes steel pipe and two adapter sleeves, and two adapter sleeves are located the both ends of steel pipe respectively to the cover is established on the steel pipe with steel pipe threaded connection, two adapter sleeves respectively with two adjacent first truss threaded connection.
Through adopting above-mentioned technical scheme, with the vertical fixed connection of a plurality of support piece subaerial, again with first truss connection on support piece's top surface, rotate the adapter sleeve of steel pipe one end for adapter sleeve and first truss threaded connection rotate the adapter sleeve of the steel pipe other end again, make adapter sleeve and adjacent first truss threaded connection, thereby make two adjacent first trusss be connected, strengthened the joint strength between two adjacent first trusss, and then improved the bearing capacity of large-span steel construction.
Optionally, the first truss is composed of four first chords, a first threaded hole is formed in the end portion of each first chord, and the connecting sleeve extends into the first threaded hole to be in threaded connection with the first chord.
Through adopting above-mentioned technical scheme, rotate the adapter sleeve for the adapter sleeve gets into in the first screwed hole and with first chord member threaded connection, thereby increased the joint strength of adapter sleeve and first chord member, and then strengthened the joint strength between two adjacent first trusses, and improved the bearing capacity of large-span steel construction.
Optionally, a rotating handle is fixedly connected to the connecting sleeve.
Through adopting above-mentioned technical scheme, the setting of twist grip, the rotatory adapter sleeve of the workman of being convenient for of operation for the adapter sleeve stretches into in the first screwed hole and with first chord member threaded connection, thereby has saved the connection time, has improved connection efficiency.
Optionally, the support member is a second truss, the second truss is composed of four second chords, and a connecting member is arranged between the second truss and the first truss.
Through adopting above-mentioned technical scheme, support piece adopts the second truss to pass through the connecting piece with second truss and first truss and be connected, improved the stability that first truss supported, thereby increased the bearing capacity of large-span steel construction.
Optionally, the connecting piece adopts a connecting bolt, a second threaded hole is formed in the top end of the second chord, and the connecting bolt vertically penetrates through the first chord and extends into the second threaded hole to be in threaded connection with the second chord.
Through adopting above-mentioned technical scheme, will connect the vertical first chord member of squeezing into of bolt to stretch into the second threaded hole with second chord member threaded connection, make first chord member and second chord member zonulae occludens, thereby make first truss and second truss zonulae occludens, thereby strengthened the stability that first truss supported, and then increased the bearing capacity of large-span steel construction.
Optionally, a horizontal gasket is arranged between the connecting bolt and the first chord, and the gasket is tightly abutted to the connecting bolt and the first chord.
Through adopting above-mentioned technical scheme, the area of contact of connecting bolt and first chord member has been increased in the setting of gasket for connecting bolt is inseparabler with first chord member is connected, thereby has improved the joint strength of first chord member and second chord member.
Optionally, a support rod is arranged between each first truss and each second truss, the support rods are arranged in an inclined manner, the top ends of the support rods are fixedly connected with the first chord members, and the bottom ends of the support rods are fixedly connected with the second chord members.
Through adopting above-mentioned technical scheme, the joint strength between first truss and the second truss has been increased in the setting of bracing piece to the overall stability of large-span steel construction has been increased, and then the bearing capacity of large-span steel construction has been improved.
Optionally, a reinforcing rod is arranged between the two adjacent supporting rods, the reinforcing rod is horizontally arranged, one end of the reinforcing rod is fixedly connected with one supporting rod, and the other end of the reinforcing rod is fixedly connected with the other supporting rod.
Through adopting above-mentioned technical scheme, couple together two adjacent bracing pieces through the stiffener, further strengthened the joint strength between first truss and the second truss to the overall stability of large-span steel construction has been increased.
To sum up, this application includes following at least one kind large-span steel construction useful technological effect:
first truss and coupling assembling's cooperation is used, has strengthened the joint strength between two adjacent first trusss, and then has improved the bearing capacity of large-span steel construction.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is an enlarged partial schematic view at A of FIG. 1;
fig. 3 is a partially enlarged schematic view at B in fig. 1.
Description of reference numerals: 1. a first truss; 11. a first chord; 111. a first threaded hole; 2. a connecting assembly; 21. a steel pipe, 22 and a connecting sleeve; 221. rotating the handle; 3. a second truss; 31. a second chord; 311. a second threaded hole; 4. a connecting bolt; 5. a gasket; 6. a support bar; 7. a reinforcing rod.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1, the embodiment of the application discloses a large-span steel structure, including a plurality of vertical second trusses 3 that set up, the first truss that the level set up is connected to the top of every second truss 3, is provided with coupling assembling 2 between two adjacent first trusses.
During the use, with the vertical fixed connection of second truss 3 subaerial, again with 1 horizontal connection of first truss on the top of second truss 3 to connect two adjacent first trusss 1 through coupling assembling 2, make the joint strength increase of two adjacent first trusss 1, improved the stability of large-span steel construction.
Referring to fig. 1 and 2, the first truss 1 is composed of four horizontal first chords 11, the second truss 3 is composed of four vertical second chords 31, a second threaded hole 311 is formed in the top end of each second chord 31, the length direction of the second threaded hole 311 is the same as that of each second chord 31, a connecting piece is arranged between the second truss 3 and the first truss 1, the connecting piece is a connecting bolt 4, the connecting bolt 4 is arranged on two second chords 31 close to the first chord 11, two connecting bolts 4 are connected to each second chord 31, the connecting bolt 4 vertically penetrates through the first chord 11 downwards, and the four connecting bolts 4 respectively extend into the four second threaded holes 311 and are in threaded connection with the four second chords 31.
Referring to fig. 2, a gasket 5 is disposed between the connecting bolt 4 and the first chord 11, the gasket 5 is horizontally disposed, a top surface of the gasket 5 is tightly abutted to a nut of the connecting bolt 4, and a bottom surface of the gasket 5 is tightly abutted to an outer wall of the first chord 11.
During the use, establish gasket 5 cover on connecting bolt 4's screw rod, screw up connecting bolt 4 for connecting bolt 4's screw rod stretches into second screw hole 311, and until gasket 5's bottom surface and the inseparable butt of the outer wall of first chord member 11, gasket 5's top surface and connecting bolt 4's nut inseparable butt make first chord member 11 and second chord member 31 zonulae occludens.
Referring to fig. 3, first threaded holes 111 are formed in both ends of the first chord 11, and the first threaded holes 111 are horizontally arranged. The connecting assembly 2 comprises a steel pipe 21 and two connecting sleeves 22, the length direction of the steel pipe 21 is the same as that of the first chord 11, external threads are arranged on the outer wall of the steel pipe 21, the two connecting sleeves 22 are respectively sleeved at two ends of the steel pipe 21 and are in threaded connection with the steel pipe 21, the length direction of the connecting sleeves 22 is the same as that of the steel pipe 21, external threads matched with the first threaded holes 111 are also arranged on the outer wall of the connecting sleeves 22, and the two connecting sleeves 22 respectively extend into the two adjacent first threaded holes 111 and are in threaded connection with the first chord 11. The outer wall of the connecting sleeve 22 is fixedly connected with a rotating handle 221.
When the connecting device is used, the rotating handle 221 is rotated to drive the connecting sleeve 22 to rotate, so that the connecting sleeve 22 enters the first threaded hole 111 and is in threaded connection with the first chord 11, and the adjacent first trusses 1 are stably connected.
Referring to fig. 1, a support rod 6 is arranged between a first chord 11 and a second chord 31 which are connected by each connecting bolt 4, the support rods 6 are obliquely arranged, the top ends of the support rods 6 are fixedly connected with the first chord 11, the bottom ends of the support rods 6 are fixedly connected with the second chord 31, a reinforcing rod 7 is arranged between the support rods 6 on two adjacent first trusses 1, the reinforcing rod 7 is horizontally arranged, one end of each reinforcing rod 7 is fixedly connected with one support rod 6, and the other end of each reinforcing rod 7 is fixedly connected with the other support rod 6. Through setting up bracing piece 6 and stiffener 7, strengthened the joint strength between first truss 1 and the second truss 3, further increased the overall stability of large-span steel construction.
The implementation principle of the large-span steel structure in the embodiment of the application is as follows: the second truss 3 is vertically and fixedly connected to the ground, the first truss 1 is horizontally placed on the top end of the second truss 3, the gasket 5 is sleeved on a screw rod of the connecting bolt 4, the connecting bolt 4 is screwed down, the first chord 11 is tightly connected with the second chord 31, the rotating handle 221 is rotated to drive the connecting sleeve 22 to rotate, the connecting sleeve 22 enters the first threaded hole 111 and is in threaded connection with the first chord 11, the adjacent first trusses 1 are stably connected, and the bearing capacity of the large-span steel structure is improved.
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 large-span steel construction which characterized in that: support piece including a plurality of vertical settings, first truss (1) that every support piece top was connected with the level and is set up, be provided with coupling assembling (2) between two adjacent first truss (1), coupling assembling (2) include steel pipe (21) and two adapter sleeve (22), two adapter sleeve (22) are located the both ends of steel pipe (21) respectively, and the cover is established on steel pipe (21) and is connected with steel pipe (21) threaded connection, two adapter sleeve (22) respectively with two adjacent first truss (1) threaded connection.
2. The large-span steel structure of claim 1, wherein: the first truss (1) is composed of four first chords (11), a first threaded hole (111) is formed in the end portion of each first chord (11), and the connecting sleeve (22) extends into the first threaded hole (111) to be in threaded connection with the first chord (11).
3. The large-span steel structure of claim 2, wherein: the connecting sleeve (22) is fixedly connected with a rotating handle (221).
4. The large-span steel structure of claim 2, wherein: the supporting piece adopts a second truss (3), the second truss (3) is composed of four second chord members (31), and a connecting piece is arranged between the second truss (3) and the first truss (1).
5. The large-span steel structure of claim 4, wherein: the connecting piece adopts connecting bolt (4), and second screw hole (311) have been seted up on the top of second chord member (31), and connecting bolt (4) vertically pass first chord member (11) and stretch into in second screw hole (311) and second chord member (31) threaded connection.
6. The large-span steel structure of claim 5, wherein: a horizontal gasket (5) is arranged between the connecting bolt (4) and the first chord (11), and the gasket (5) is tightly abutted against the connecting bolt (4) and the first chord (11).
7. The large-span steel structure of claim 5, wherein: every be provided with bracing piece (6) between first truss (1) and second truss (3), bracing piece (6) slope sets up, the top and first chord member (11) fixed connection of bracing piece (6), the bottom and second chord member (31) fixed connection of bracing piece (6).
8. The large-span steel structure of claim 7, wherein: two adjacent be provided with between bracing piece (6) stiffener (7), stiffener (7) level sets up, the one end and a bracing piece (6) fixed connection of stiffener (7), the other end and another bracing piece (6) fixed connection of stiffener (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022318151.5U CN213477166U (en) | 2020-10-17 | 2020-10-17 | Large-span steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022318151.5U CN213477166U (en) | 2020-10-17 | 2020-10-17 | Large-span steel structure |
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| CN213477166U true CN213477166U (en) | 2021-06-18 |
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| CN202022318151.5U Active CN213477166U (en) | 2020-10-17 | 2020-10-17 | Large-span steel structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982316A (en) * | 2021-12-14 | 2022-01-28 | 重庆巨能建设集团四川有限公司 | Assembled long-span temporary support structure |
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2020
- 2020-10-17 CN CN202022318151.5U patent/CN213477166U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982316A (en) * | 2021-12-14 | 2022-01-28 | 重庆巨能建设集团四川有限公司 | Assembled long-span temporary support structure |
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