CN215290984U - Assembled steel construction roof truss - Google Patents
Assembled steel construction roof truss Download PDFInfo
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- CN215290984U CN215290984U CN202120884311.4U CN202120884311U CN215290984U CN 215290984 U CN215290984 U CN 215290984U CN 202120884311 U CN202120884311 U CN 202120884311U CN 215290984 U CN215290984 U CN 215290984U
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Abstract
The utility model relates to an assembled steel construction roof truss. The assembled steel structure roof truss comprises a main beam, wherein the main beam comprises a left oblique beam, a right oblique beam and a cross beam which are spliced end to form a triangle, the upper ends of the left oblique beam and the right oblique beam are connected through a first connecting piece, the lower ends of the left oblique beam and the right oblique beam are respectively connected with the cross beam through a second connecting piece, the first connecting piece comprises two arrow-shaped clamping plates, two oblique edges of each clamping plate are respectively connected with the left oblique beam and the right oblique beam through bolts, each second connecting piece comprises a bottom plate clamped on the upper side of the cross beam and connected with the cross beam through bolts, two ends of the bottom plate in the width direction of the cross beam are respectively provided with a connecting plate, the connecting plates are connected with the left oblique beam or the right oblique beam through bolts, one end of the bottom plate in the length direction of the cross beam is provided with a baffle, and the baffle is used for blocking with the left oblique beam or the right oblique beam. Compared with the prior art, the utility model discloses an assembled steel construction roof truss convenient operation, assembly efficiency height, stability are good.
Description
Technical Field
The utility model belongs to the technical field of the roof truss, concretely relates to assembled steel construction roof truss.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, venue, superelevation layer. The roof truss is in a general multi-purpose triangle shape and consists of vertical web members and inclined web members shown by an upper chord and a lower chord, wood roof trusses, steel roof trusses, reinforced concrete roof trusses and the like are arranged according to different materials, and the reinforced concrete roof trusses or the steel roof trusses are adopted in a large-span space.
At present, building steel structure roof trusses on the market are single in use, the assembly mode is single, the operation is not convenient and fast enough, and the overall structure stability is poor.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an assembled steel construction roof truss, this assembled steel construction roof truss convenient operation, assembly efficiency height, stability are good.
The utility model discloses an assembled steel construction roof truss's technical scheme is:
an assembly type steel structure roof truss comprises a main beam, wherein the main beam comprises a left oblique beam, a right oblique beam and a cross beam which are spliced end to form a triangle, the upper ends of the left oblique beam and the right oblique beam are connected through a first connecting piece, the lower ends of the left oblique beam and the right oblique beam are respectively connected with the cross beam through a second connecting piece, the first connecting piece comprises two arrow-shaped clamping plates, two oblique edges of each clamping plate are respectively connected with the left oblique beam and the right oblique beam through bolts, the second connecting piece comprises a bottom plate clamped on the upper side of the cross beam and connected with the cross beam through bolts, two ends of the bottom plate in the width direction of the cross beam are respectively provided with a connecting plate, the connecting plates are connected with the left oblique beam or the right oblique beam through bolts, one end of the bottom plate in the length direction of the cross beam is provided with a baffle, and the baffle is used for blocking the left oblique beam or the right oblique beam, the cross beam is fixedly connected with a third connecting piece located on the lower side of the first connecting piece through a bolt, and a first reinforcing rod is connected between the vertical edge of the clamping plate and the third connecting piece through a bolt.
As a further improvement to the above technical solution, the third connecting member includes a U-shaped plate clamped on the cross beam, the U-shaped plate is connected to the cross beam through a bolt, first fixing plates are respectively disposed at two ends of the upper side of the U-shaped plate in the width direction of the cross beam, and the first reinforcing rod is inserted between the two first fixing plates and connected through a bolt.
As a further improvement to the above technical solution, the first reinforcing rods, two of which are arranged in parallel.
As a further improvement to the above technical solution, two second fixing plates arranged obliquely are respectively arranged on two sides of the first fixing plate, a second reinforcing rod is connected between the two second fixing plates through a bolt, and one end of the second reinforcing rod, which is far away from the second fixing plate, is connected with the left oblique beam or the right oblique beam through a fourth connecting piece.
As a further improvement to the above technical solution, the fourth connecting member includes two middle plates, the two middle plates are fixedly connected to the left oblique beam or the right oblique beam by bolts, and an end of the second reinforcing rod extends into between the two middle plates and is fixedly connected by bolts.
As a further improvement to the technical scheme, the lower ends of the two middle plates are provided with supporting plates for supporting the second reinforcing rods.
As a further improvement to the technical scheme, the bottom plate comprises a plate body, and corner plates tightly attached to the cross beam are respectively arranged at four corners of the lower side of the plate body.
The utility model provides an assembled steel construction roof truss compares in prior art, has following advantage:
the utility model discloses an during assembly steel construction roof truss assembly, left sloping, right sloping and crossbeam head and the tail concatenation, left sloping upper end and right sloping upper end are through first connecting piece fixed connection. The lower end of the left oblique beam is fixedly connected with the cross beam through a second connecting piece, and the lower end of the right oblique beam is fixedly connected with the cross beam through a second connecting piece. A first reinforcing rod is connected between the third connecting piece and the first connecting piece through a bolt, the third connecting piece is fixed on the cross beam through a bolt, the fourth connecting piece is fixed on the left oblique beam and the right oblique beam through a bolt, and the second reinforcing rod is connected between the third connecting piece and the fourth connecting piece through a bolt. The left oblique beam and the right oblique beam are respectively blocked with the baffle on the bottom plate and are fixedly connected with the connecting plate on the bottom plate through bolts, so that the fixing strength of the left oblique beam, the right oblique beam and the cross beam is enhanced. Compared with the prior art, the utility model discloses an assembled steel construction roof truss convenient operation, assembly efficiency height, stability are good.
Drawings
FIG. 1 is a schematic structural view of a main beam in an assembled steel roof truss of the present invention;
FIG. 2 is a schematic structural view of a first connecting member of a main beam in the fabricated steel roof truss of the present invention;
FIG. 3 is a schematic structural view of a second connection member of the main beam in the fabricated steel roof truss of the present invention;
FIG. 4 is a schematic structural view of a third connection member of the main beam of the fabricated steel roof truss of the present invention;
FIG. 5 is a schematic structural view of a fourth connection member of the main beam of the fabricated steel roof truss of the present invention;
reference numbers in the figures: 1. a left sloping beam; 2. a right sloping beam; 3. a cross beam; 4. a first connecting member; 5. a second connecting member; 6. a third connecting member; 7. a fourth connecting member; 8. a first reinforcement bar; 9. a second reinforcement bar; 10. a splint; 11. a base plate; 12. a gusset; 13. a connecting plate; 14. a baffle plate; 15. a U-shaped plate; 16. a first fixing plate; 17. a second fixing plate; 18. a middle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
the utility model discloses a concrete embodiment of assembled steel construction roof truss, as shown in fig. 1 to 5, including the girder, the girder includes crossbeam 3, left sloping 1 and right sloping 2, and crossbeam 3, left sloping 1 and 2 end-to-end splices into triangle-shaped of right sloping.
In this embodiment, the upper ends of the left oblique beam 1 and the right oblique beam 2 have inclined planes which are spliced with each other, and the upper ends of the left oblique beam 1 and the right oblique beam 2 are fixedly connected through the first connecting member 4. Preferably, the first connecting plate 13 comprises two clamping plates 10, and each clamping plate 10 is in an arrow-shaped structure. The two clamping plates 10 are respectively arranged on two sides of the left oblique beam 1 and the right oblique beam 2, and oblique edges of the two clamping plates 10 are respectively fixedly connected with the left oblique beam 1 and the right oblique beam 2 through bolts.
In this embodiment, the lower end of the left oblique beam 1 is fixedly connected with the cross beam 3 through the second connecting piece 5, and the upper end of the right oblique beam 2 is fixedly connected with the cross beam 3 through the second connecting piece 5. Preferably, the second connecting plate 13 comprises a bottom plate 11, the bottom plate 11 comprising a plate body which is laid on the upper side of the end of the cross beam 3. Corner plates 12 are welded to the bottom plate 11 at both side ends in the width direction of the cross beam 3, respectively, and the corner plates 12 extend downward and are in close contact with the outer side surface of the cross beam 3. Two angle plates 12 corresponding to the cross beam 3 in the width direction are fixedly connected through bolts, so that the bottom plate 11 is fixedly connected with the cross beam 3. The bottom plate 11 has the connecting plate 13 in the middle position of the both sides of crossbeam 3 width direction welding, and the connecting plate 13 upwards extends and pastes closely mutually with the outer wall of left sloping 1 or right sloping 2. The lower ends of the left oblique beam 1 and the right oblique beam 2 are inclined planes tightly attached to the upper side face of the cross beam 3, and the connecting plate 13 is fixedly connected with the left oblique beam 1 or the right oblique beam 2 through two bolts. The end part of the bottom plate 11 in the length direction of the cross beam 3 is welded with a baffle 14 extending upwards, and the baffle 14 is used for being blocked with the left oblique beam 1 or the right oblique beam 2 to limit the left oblique beam 1 and the right oblique beam 2.
In this embodiment, the middle position of the upper side surface of the cross beam 3 is fixedly connected with a third connecting piece 6 through a bolt, and the third connecting piece 6 is positioned under the first connecting piece 4. Preferably, the third connecting plate 13 includes a U-shaped plate 15 with a downward opening and clamped on two side surfaces of the cross beam 3, and the U-shaped plate 15 is fixedly connected with the cross beam 3 through two bolts. The third connecting member 6 further includes two first fixing plates 16 welded to the upper side of the U-shaped plate 15, and the two first fixing plates 16 are located at both ends of the bottom plate 11 in the width direction of the cross beam 3 and both extend vertically upward. The first reinforcing rods 8 are fixedly connected between the two first fixing plates 16 through bolts, the number of the first reinforcing rods 8 is two, and the two first reinforcing rods 8 are attached tightly. The upper ends of the two first reinforcing rods 8 extend into the vertical edges of the two clamping plates 10 and are connected between the two vertical edges through bolts.
In this embodiment, two second fixing plates 17 are welded on the upper side surface of the bottom plate 11 on two sides of the first connecting plate 13, the two second fixing plates 17 are arranged in an inclined manner, a second reinforcing rod 9 is connected between the two second fixing plates 17 through a bolt, and one end of the second reinforcing rod 9, which is far away from the second fixing plates 17, is connected with the left oblique beam 1 or the right oblique beam 2 through a fourth connecting piece 7.
In this embodiment, the fourth connecting member 7 includes two middle plates 18, the two middle plates 18 are fixedly connected to the left oblique beam 1 or the right oblique beam 2 through bolts, and the end of the second reinforcing rod 9 extends into between the two middle plates 18 and is fixedly connected through bolts. The lower ends of the two intermediate plates 18 are welded with support plates for supporting the second reinforcing rods 9, respectively.
The utility model discloses an during assembly steel construction roof truss assembly, left sloping 1, right sloping 2 and 3 end to end concatenations of crossbeam, and 1 upper end of left sloping and 2 upper ends of right sloping are through 4 fixed connection of first connecting piece. The lower end of the left oblique beam 1 is fixedly connected with the cross beam 3 through a second connecting piece 5, and the lower end of the right oblique beam 2 is fixedly connected with the cross beam 3 through a second connecting piece 5. A first reinforcing rod 8 is connected between the third connecting piece 6 and the first connecting piece 4 through bolts, the third connecting piece 6 is fixed on the cross beam 3 through bolts, the fourth connecting piece 7 is fixed on the left oblique beam 1 and the right oblique beam 2 through bolts, and a second reinforcing rod 9 is connected between the third connecting piece 6 and the fourth connecting piece 7 through bolts. The left oblique beam 1 and the right oblique beam 2 are respectively blocked with a baffle plate 14 on the bottom plate 11 and are fixedly connected with a connecting plate 13 on the bottom plate 11 through bolts, so that the fixing strength of the left oblique beam 1, the right oblique beam 2 and the cross beam 3 is enhanced. Compared with the prior art, the utility model discloses an assembled steel construction roof truss convenient operation, assembly efficiency height, stability are good.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. An assembly type steel structure roof truss is characterized by comprising a main beam, wherein the main beam comprises a left oblique beam, a right oblique beam and a cross beam which are spliced end to form a triangle, the upper ends of the left oblique beam and the right oblique beam are connected through a first connecting piece, the lower ends of the left oblique beam and the right oblique beam are respectively connected with the cross beam through a second connecting piece, the first connecting piece comprises two arrow-shaped clamping plates, two oblique edges of each clamping plate are respectively connected with the left oblique beam and the right oblique beam through bolts, the second connecting piece comprises a bottom plate clamped on the upper side of the cross beam and connected with the cross beam through bolts, connecting plates are respectively arranged at two ends of the width direction of the cross beam, the connecting plates are connected with the left oblique beam or the right oblique beam through bolts, a baffle is arranged at one end of the length direction of the cross beam, and is used for blocking the left oblique beam or the right oblique beam, the cross beam is fixedly connected with a third connecting piece located on the lower side of the first connecting piece through a bolt, and a first reinforcing rod is connected between the vertical edge of the clamping plate and the third connecting piece through a bolt.
2. An assembled steel structure roof truss according to claim 1, wherein the third connecting member includes a U-shaped plate clamped on the cross member, the U-shaped plate is connected to the cross member by a bolt, first fixing plates are respectively provided on upper sides of the U-shaped plate at both ends of the cross member in the width direction, and the first reinforcing rod is inserted between the two first fixing plates and connected by a bolt.
3. An assembled steel structural roof truss as characterised in claim 2 wherein said first reinforcing bars, two of said first reinforcing bars, are juxtaposed.
4. The fabricated steel structure roof truss of claim 2, wherein two second fixing plates are obliquely arranged on two sides of the first fixing plate, a second reinforcing rod is connected between the two second fixing plates through a bolt, and one end of the second reinforcing rod, which is far away from the second fixing plates, is connected with the left oblique beam or the right oblique beam through a fourth connecting member.
5. An assembled steel structural roof truss as defined in claim 4 wherein said fourth connecting member includes two intermediate plates fixedly connected to said left or right sloping beam by bolts, and wherein said second reinforcement bar has an end portion extending between and fixedly connected to said two intermediate plates by bolts.
6. An assembled steel structural roof truss as defined in claim 5 wherein the lower ends of both said intermediate plates are provided with support plates for supporting said second reinforcing bars.
7. An assembled steel structural roof truss as characterised in claim 1 wherein said bottom panel comprises a panel body having corner panels at respective lower four corners thereof for abutting engagement with said cross-members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120884311.4U CN215290984U (en) | 2021-04-27 | 2021-04-27 | Assembled steel construction roof truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120884311.4U CN215290984U (en) | 2021-04-27 | 2021-04-27 | Assembled steel construction roof truss |
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| Publication Number | Publication Date |
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| CN215290984U true CN215290984U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120884311.4U Active CN215290984U (en) | 2021-04-27 | 2021-04-27 | Assembled steel construction roof truss |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319716A (en) * | 2021-12-31 | 2022-04-12 | 上海益诸农牧科技有限公司 | All-bolt assembly type steel structure roof truss |
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2021
- 2021-04-27 CN CN202120884311.4U patent/CN215290984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319716A (en) * | 2021-12-31 | 2022-04-12 | 上海益诸农牧科技有限公司 | All-bolt assembly type steel structure roof truss |
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