CN211037548U - Truss structure for roof - Google Patents
Truss structure for roof Download PDFInfo
- Publication number
- CN211037548U CN211037548U CN202020714709.9U CN202020714709U CN211037548U CN 211037548 U CN211037548 U CN 211037548U CN 202020714709 U CN202020714709 U CN 202020714709U CN 211037548 U CN211037548 U CN 211037548U
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- truss
- steel pipe
- chord steel
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- support
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 137
- 239000010959 steel Substances 0.000 claims abstract description 137
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000001154 acute effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The utility model discloses a truss structure for a roof, which comprises a first supporting truss and a second supporting truss which are arranged on the ground, and a connecting piece arranged between the first supporting truss and the second supporting truss; the first support truss and the second support truss respectively comprise a front support truss and a rear support truss, the front support truss comprises a front upper chord steel pipe, a front lower chord steel pipe and a front web steel pipe, and the rear support truss comprises a rear upper chord steel pipe, a rear lower chord steel pipe and a rear web steel pipe; the connecting piece is including connecting the preceding connecting rod between two preceding supporting truss and connecting the back connecting rod between two back supporting truss to and connect in the top connecting rod at first supporting truss and second supporting truss top. The utility model has the advantages of simple structure and reasonable design, the bearing structure atress of steel truss roofing is even, the wholeness is good, makes simply, saves time, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the steel construction roofing, concretely relates to truss structure for roofing.
Background
In large buildings such as industrial factory buildings, logistics storage, public building gymnasiums, business clubs, high-speed railway platforms and subway platforms, a pipe truss steel structure is often adopted for roofs, and the steel truss is widely applied to the steel structure, for example, in roofs of industrial and civil buildings, crane truss frames and ocean oil production platforms, the steel truss is commonly used as a main component of a bearing structure. The existing roof structures of various buildings usually have the defects of uneven stress of the roof structures and poor roof integrity, and the steel truss roof has more complex structure and longer manufacturing time.
Therefore, at present, a truss structure for a roof, which is simple in structure and reasonable in design, is needed, and the problems that the existing roof structure is uneven in stress, the integrity of the roof is poor and the manufacturing time of a steel truss roof is long are solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, provide a truss structure for roofing, its simple structure, reasonable in design, the bearing structure atress of steel truss roofing is even, the wholeness is good, makes simply, saves time, and the practicality is strong.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a truss structure for roofing which characterized in that: the device comprises a first supporting truss, a second supporting truss and a connecting piece, wherein the first supporting truss and the second supporting truss are arranged on the ground; the first support truss and the second support truss are identical in structure, the first support truss and the second support truss respectively comprise a front support truss and a rear support truss connected with the front support truss, the front support truss comprises a front upper chord steel pipe, a front lower chord steel pipe arranged in parallel with the front upper chord steel pipe, and a plurality of front web steel pipes arranged between the front upper chord steel pipe and the front lower chord steel pipe; the rear support truss comprises a rear upper chord steel pipe, a rear lower chord steel pipe arranged in parallel with the rear upper chord steel pipe and a plurality of rear web steel pipes arranged between the rear upper chord steel pipe and the rear lower chord steel pipe; the connecting piece is including connecting in two preceding connecting rod between the preceding support truss and connecting in two back connecting rod between the back support truss to and connect in the top connecting rod at first support truss and second support truss top.
Foretell truss structure for roofing, its characterized in that: the included angle formed between the front support truss and the rear support truss is an acute angle.
Foretell truss structure for roofing, its characterized in that: the front support truss of the first support truss and the front support truss of the second support truss are positioned on the same horizontal plane, and the front support truss of the first support truss and the front support truss of the second support truss are arranged in parallel; the rear support truss of the first support truss and the rear support truss of the second support truss are located on the same horizontal plane, and the rear support truss of the first support truss and the rear support truss of the second support truss are arranged in parallel.
Foretell truss structure for roofing, its characterized in that: the top end of the front upper chord steel pipe is fixedly connected with the top end of the rear upper chord steel pipe, the top end of the front lower chord steel pipe is fixedly connected with the top end of the rear lower chord steel pipe, the length of the front upper chord steel pipe is larger than that of the front lower chord steel pipe, the length of the rear upper chord steel pipe is larger than that of the rear lower chord steel pipe, a front extension pipe and a rear extension pipe are welded at the joint of the top end of the front lower chord steel pipe and the top end of the rear lower chord steel pipe, and an extension reinforcing pipe is arranged between the front extension pipe and the rear extension pipe.
Foretell truss structure for roofing, its characterized in that: the number of the front connecting rods and the number of the rear connecting rods are multiple, the front connecting rods are uniformly distributed along the length direction of the front supporting truss, and the rear connecting rods are uniformly distributed along the length direction of the rear supporting truss.
Foretell truss structure for roofing, its characterized in that: first shear keys are arranged at the bottoms of the front upper chord steel pipe and the front lower chord steel pipe, and second shear keys are arranged at the bottoms of the rear upper chord steel pipe and the rear lower chord steel pipe.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses be provided with first bracing truss and second bracing truss, use first bracing truss and second bracing truss as the main structure of roofing truss structure, first bracing truss and second bracing truss are assembled by preceding bracing truss and the back bracing truss of being connected with preceding bracing truss and are formed, preceding bracing truss and back bracing truss are by last quarter steel pipe, last quarter steel pipe and a plurality of web steel pipe welding form, preceding bracing truss structure and back bracing truss structural strength are high, and stability is good, and make simply, and convenient for installation, and the time is saved.
2. The utility model discloses an install the top connecting rod at the top of first braced truss and the top of second braced truss, install a plurality of preceding connecting rods between the preceding braced truss of first braced truss and second braced truss, install a plurality of back connecting rods between the back braced truss of first braced truss and the back braced truss of second braced truss, a plurality of preceding connecting rods and back connecting rod are evenly laid between first braced truss and second braced truss, connect first braced truss and second braced truss as a whole, the wholeness is good, and the atress is even.
To sum up, the utility model has the advantages of simple structure and reasonable design, the bearing structure atress of steel truss roofing is even, the wholeness is good, makes simply, saves time, and the practicality is strong.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
1-a first support truss; 2-a second support truss; 3-1-front upper chord steel pipe;
3-2-front lower chord steel tube; 3-front belly steel pipe; 3-4-front extension tube;
3-5, extending the reinforcing pipe; 4-1-rear upper chord steel pipe; 4-2-rear lower chord steel pipe;
4-3-posterior ventral steel tube; 4-rear extension pipe; 5-front connecting rod;
6-rear connecting rod; 7 — a first shear key; 8-a second shear key;
9-top connecting rod.
Detailed Description
As shown in fig. 1, the present invention includes a first supporting truss 1 and a second supporting truss 2 installed on the ground, and a connecting member provided between the first supporting truss 1 and the second supporting truss 2; the first support truss 1 and the second support truss 2 are identical in structure, the first support truss 1 and the second support truss 2 respectively comprise a front support truss and a rear support truss connected with the front support truss, the front support truss comprises a front upper chord steel pipe 3-1, a front lower chord steel pipe 3-2 arranged in parallel with the front upper chord steel pipe 3-1, and a plurality of front web steel pipes 3-3 arranged between the front upper chord steel pipe 3-1 and the front lower chord steel pipe 3-2; the rear support truss 4 comprises a rear upper chord steel pipe 4-1, a rear lower chord steel pipe 4-2 arranged in parallel with the rear upper chord steel pipe 4-1 and a plurality of rear web steel pipes 4-3 arranged between the rear upper chord steel pipe 4-1 and the rear lower chord steel pipe 4-2; the connecting piece includes connect in two preceding connecting rod 5 between the preceding braced truss and connect in two back connecting rod 6 between the back braced truss to connect in the top connecting rod 9 at first braced truss 1 and second braced truss 2 top.
In the embodiment, the front support truss is composed of a front upper chord steel pipe 3-1, a front lower chord steel pipe 3-2 and a front web steel pipe 3-3, and the rear support truss is composed of a rear upper chord steel pipe 4-1, a rear lower chord steel pipe 4-2 and a rear web steel pipe 4-3, so that the rigidity of the front support truss and the rear support truss is enhanced, deformation is not easy to occur, and the front support truss, the rear support truss and the front support truss are convenient to install and strong in shearing resistance.
In this embodiment, top connecting rod 9 is installed at the top of first supporting truss 1 and the top of second supporting truss 2, install a plurality of preceding connecting rods 5 between the preceding supporting truss of first supporting truss 1 and the preceding supporting truss of second supporting truss 2, install a plurality of back connecting rods 6 between the back supporting truss of first supporting truss 1 and the back supporting truss of second supporting truss 2, a plurality of preceding connecting rods 5 and a plurality of back connecting rods 6 are evenly laid between first supporting truss 1 and second supporting truss 2, connect first supporting truss 1 and second supporting truss 2 as a whole, the wholeness is good, and the atress is even.
In this embodiment, an included angle formed between the front support truss and the rear support truss is an acute angle.
In this embodiment, an included angle between the front support truss and the ground is an acute angle, and an included angle between the rear support truss and the ground is an acute angle.
In this embodiment, the front support truss of the first support truss 1 and the front support truss of the second support truss 2 are located on the same horizontal plane, and the front support truss of the first support truss 1 and the front support truss of the second support truss 2 are arranged in parallel; the rear supporting truss of the first supporting truss 1 and the rear supporting truss of the second supporting truss 2 are located on the same horizontal plane, and the rear supporting truss of the first supporting truss 1 and the rear supporting truss of the second supporting truss 2 are arranged in parallel.
In the embodiment, the top end of the front upper chord steel pipe 3-1 is fixedly connected with the top end of the rear upper chord steel pipe 4-1, the top end of the front lower chord steel pipe 3-2 is fixedly connected with the top end of the rear lower chord steel pipe 4-2, the length of the front upper chord steel pipe 3-1 is greater than that of the front lower chord steel pipe 3-2, the length of the rear upper chord steel pipe 4-1 is greater than that of the rear lower chord steel pipe 4-2, a front extension pipe 3-4 and a rear extension pipe 4-4 are welded at the joint of the top end of the front lower chord steel pipe 3-2 and the top end of the rear lower chord steel pipe 4-2, and an extension reinforcing pipe 3-5 is arranged between the front extension pipe 3-4 and the rear extension pipe 4-4.
In the embodiment, in practical use, the front extension pipe 3-4 and the front bottom chord steel pipe 3-2 are positioned on the same straight line, the rear extension pipe 4-4 and the rear bottom chord steel pipe 4-2 are positioned on the same straight line, and two ends of the extension reinforcing pipe 3-5 are fixedly connected with the front top chord steel pipe 3-1 and the rear top chord steel pipe 4-1 respectively.
In this embodiment, the number of the front connecting rods 5 and the number of the rear connecting rods 6 are a plurality, the front connecting rods 5 are uniformly arranged along the length direction of the front support truss, and the rear connecting rods 6 are uniformly arranged along the length direction of the rear support truss.
In the embodiment, during actual installation, one end of the top connecting rod 9 is connected with the connecting end of the front upper chord steel pipe 3-1 and the rear upper chord steel pipe 4-1 of the first support truss 1, and the other end of the top connecting rod 9 is connected with the connecting end of the front upper chord steel pipe 3-1 and the rear upper chord steel pipe 4-1 of the second support truss 2; the plurality of front connecting rods 5 and the plurality of rear connecting rods 6 are all parallel to the top connecting rod 9.
In this embodiment, the first shear keys 7 are installed at the bottoms of the front upper chord steel pipe 3-1 and the front lower chord steel pipe 3-2, and the second shear keys 8 are installed at the bottoms of the rear upper chord steel pipe 4-1 and the rear lower chord steel pipe 4-2.
In this embodiment, during actual installation, a plurality of shear grooves for installing the first shear key 7 and the second shear key 8 are provided on the ground.
When the utility model is used, firstly, a plurality of front web steel pipes 3-3 are arranged between a front upper chord steel pipe 3-1 and a front lower chord steel pipe 3-2, a front support truss of a first support truss 1 is processed, a plurality of rear web steel pipes 4-3 are arranged between a rear upper chord steel pipe 4-1 and a rear lower chord steel pipe 4-2, a rear support truss of the first support truss 1 is processed, the top end of the rear lower chord steel pipe 4-2 in the rear support truss is fixedly connected with the top end of the front lower chord steel pipe 3-2 in the front support truss, the top end of the rear upper chord steel pipe 4-1 in the rear support truss is fixedly connected with the top end of the front upper chord steel pipe 3-1 in the front support truss, a front extension pipe 3-4 and a rear extension pipe 4-4 are welded at the joint of the top end of the front lower chord steel pipe 3-2 and the top end of the rear lower chord steel pipe 4-2, the front extension pipe 3-4 and the front lower chord steel pipe 3-2 are positioned on the same straight line, the rear extension pipe 4-4 and the rear lower chord steel pipe 4-2 are positioned on the same straight line, the extension reinforcing pipe 3-5 is welded between the front extension pipe 3-4 and the rear extension pipe 4-4, one end of the extension reinforcing pipe 3-5 is welded with the front upper chord steel pipe 3-1, the other end of the extension reinforcing pipe 3-5 is welded with the rear upper chord steel pipe 4-1, the processing and manufacturing of the first supporting truss 1 are completed, the steps are repeated, and the processing and manufacturing of the second supporting truss 2 are completed; secondly, installing the first shear key 7 and the second shear key 8 of the first supporting truss 1 and the second supporting truss 2 in the shear grooves; finally, welding a top connecting rod 9 on the top of the first supporting truss 1 and the top of the second supporting truss 2, wherein one end of the top connecting rod 9 is connected with the connecting end of the front upper chord steel pipe 3-1 and the rear upper chord steel pipe 4-1 in the first supporting truss 1, and the other end of the top connecting rod 9 is connected with the connecting end of the front upper chord steel pipe 3-1 and the rear upper chord steel pipe 4-1 in the second supporting truss 2; a plurality of front connecting rods 5 are welded between the front supporting truss of the first supporting truss 1 and the front supporting truss of the second supporting truss 2, the front connecting rods 5 are uniformly arranged along the length direction of the front supporting truss, a plurality of rear connecting rods 6 are welded between the rear supporting truss of the first supporting truss 1 and the rear supporting truss of the second supporting truss 2, the rear connecting rods 6 are uniformly arranged along the length direction of the rear supporting truss, the first supporting truss 1 and the second supporting truss 2 are connected into a whole, the integrity of the roof truss structure is enhanced, and the stress of the whole roof truss structure is uniform.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (6)
1. The utility model provides a truss structure for roofing which characterized in that: the device comprises a first supporting truss (1) and a second supporting truss (2) which are arranged on the ground, and a connecting piece arranged between the first supporting truss (1) and the second supporting truss (2);
the first supporting truss (1) and the second supporting truss (2) are identical in structure, the first supporting truss (1) and the second supporting truss (2) respectively comprise a front supporting truss and a rear supporting truss connected with the front supporting truss, the front supporting truss comprises a front upper chord steel pipe (3-1), a front lower chord steel pipe (3-2) arranged in parallel with the front upper chord steel pipe (3-1), and a plurality of front web steel pipes (3-3) arranged between the front upper chord steel pipe (3-1) and the front lower chord steel pipe (3-2); the rear support truss (4) comprises a rear upper chord steel pipe (4-1), a rear lower chord steel pipe (4-2) arranged in parallel with the rear upper chord steel pipe (4-1), and a plurality of rear web steel pipes (4-3) arranged between the rear upper chord steel pipe (4-1) and the rear lower chord steel pipe (4-2);
the connecting piece is including connecting in two preceding connecting rod (5) between the preceding support truss and connecting in two back connecting rod (6) between the back support truss to and connect in top connecting rod (9) at first support truss (1) and second support truss (2) top.
2. The truss structure for roof use according to claim 1, wherein: the included angle formed between the front support truss and the rear support truss is an acute angle.
3. The truss structure for roof use according to claim 1, wherein: the front support truss of the first support truss (1) and the front support truss of the second support truss (2) are positioned on the same horizontal plane, and the front support truss of the first support truss (1) and the front support truss of the second support truss (2) are arranged in parallel; the rear support truss of the first support truss (1) and the rear support truss of the second support truss (2) are located on the same horizontal plane, and the rear support truss of the first support truss (1) and the rear support truss of the second support truss (2) are arranged in parallel.
4. The truss structure for roof use according to claim 1, wherein: the top end of the front upper chord steel pipe (3-1) is fixedly connected with the top end of the rear upper chord steel pipe (4-1), the top end of the front lower chord steel pipe (3-2) is fixedly connected with the top end of the rear lower chord steel pipe (4-2), the length of the front upper chord steel pipe (3-1) is greater than that of the front lower chord steel pipe (3-2), the length of the rear upper chord steel pipe (4-1) is greater than that of the rear lower chord steel pipe (4-2), a front extension pipe (3-4) and a rear extension pipe (4-4) are welded at the joint of the top end of the front lower chord steel pipe (3-2) and the top end of the rear lower chord steel pipe (4-2), an extension reinforcing pipe (3-5) is arranged between the front extension pipe (3-4) and the rear extension pipe (4-4).
5. The truss structure for roof use according to claim 1, wherein: the number of the front connecting rods (5) and the number of the rear connecting rods (6) are multiple, the front connecting rods (5) are uniformly distributed along the length direction of the front supporting truss, and the rear connecting rods (6) are uniformly distributed along the length direction of the rear supporting truss.
6. The truss structure for roof use according to claim 1, wherein: first shear keys (7) are mounted at the bottoms of the front upper chord steel pipe (3-1) and the front lower chord steel pipe (3-2), and second shear keys (8) are mounted at the bottoms of the rear upper chord steel pipe (4-1) and the rear lower chord steel pipe (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714709.9U CN211037548U (en) | 2020-04-30 | 2020-04-30 | Truss structure for roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714709.9U CN211037548U (en) | 2020-04-30 | 2020-04-30 | Truss structure for roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211037548U true CN211037548U (en) | 2020-07-17 |
Family
ID=71530513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020714709.9U Expired - Fee Related CN211037548U (en) | 2020-04-30 | 2020-04-30 | Truss structure for roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211037548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115749095A (en) * | 2022-09-19 | 2023-03-07 | 中建八局第二建设有限公司 | Roof truss device for high-speed railway station and construction method |
-
2020
- 2020-04-30 CN CN202020714709.9U patent/CN211037548U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115749095A (en) * | 2022-09-19 | 2023-03-07 | 中建八局第二建设有限公司 | Roof truss device for high-speed railway station and construction method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |
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| CF01 | Termination of patent right due to non-payment of annual fee |