CN219386638U - Semi-assembled three-pipe truss structure - Google Patents
Semi-assembled three-pipe truss structure Download PDFInfo
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- CN219386638U CN219386638U CN202320509253.6U CN202320509253U CN219386638U CN 219386638 U CN219386638 U CN 219386638U CN 202320509253 U CN202320509253 U CN 202320509253U CN 219386638 U CN219386638 U CN 219386638U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model relates to a semi-assembled three-pipe truss structure, comprising: a lower chord tube; the two upper chord pipes are fixedly connected with the lower chord pipe through a plurality of inclined web members, and the two adjacent inclined web members are V-shaped; the two ends of the upper chord connecting rods are detachably connected with the two upper chord pipes; the two ends of the upper chord diagonal rods are detachably connected with the two upper chord tubes, the single upper chord diagonal rod is arranged between the two adjacent upper chord connecting rods, and the two adjacent upper chord diagonal rods are also V-shaped. During transportation, the space structure formed by the upper chord pipe, the inclined web member and the lower chord pipe together and with the V-shaped cross section can be in a multi-layer stacking mode, the upper chord connecting rod and the upper chord inclined pull rod are independently packed, the placing space is saved, and the transportation cost is saved; when the three-pipe truss structure is assembled on the site, the upper chord connecting rod and the upper chord diagonal draw bars are connected and fixed with the two upper chord pipes in advance, the upper chord connecting rod mainly plays roles of pulling and supporting, and the integral strength of the whole three-pipe truss structure can be ensured by the arrangement of the upper chord diagonal draw bars.
Description
Technical Field
The utility model relates to the technical field of steel structure trusses, in particular to a semi-assembled three-pipe truss structure.
Background
The steel structure truss is a skeleton type supporting structure suitable for being used in large-span places, market demand is large, the current leading steel structure truss mainly uses standardized assembly of the steel structure truss as a selling point, namely, except for supporting two ends and connecting positions to high points, other main body parts are formed by mutually assembling and connecting a plurality of standardized structures, and different span requirements can be met. The common standardized structure mainly comprises a four-pipe truss and a three-pipe truss, wherein the three-pipe truss structure is widely used with compact modeling and small steel consumption, the cross section of the three-pipe truss is triangular, the three-pipe truss comprises two upper chord pipes and one lower chord pipe, the upper chord pipes and the lower chord pipes are welded and fixed through a plurality of adjacent diagonal web members in order to ensure structural strength, the two upper chord pipes are welded and fixed through a plurality of connecting rods arranged at intervals, and when the three-pipe truss is assembled, the ends of the chord pipes of the two adjacent standardized three-pipe truss structures are only connected and fixed, but when the three-pipe truss structure is transported, particularly when the three-pipe truss structure is transported at an outlet, the occupied space is large, and the transportation cost can be greatly increased.
In the conventional non-standardized steel structure truss, in order to save the transportation cost, the pipe fitting part or all of the whole span is prefabricated, namely, an upper chord pipe, a lower chord pipe, a diagonal web member and a connecting rod are stored independently during transportation and then assembled to a construction site, but the fully-disassembled truss structure has higher site assembly difficulty, and the connection strength between the pipe fittings cannot achieve an ideal effect.
Disclosure of Invention
Therefore, the technical problem to be solved by the utility model is to solve the problem that the transportation cost is too high due to the large occupied space of the standardized assembled three-tube truss structure in the prior art.
In order to solve the above technical problems, the present utility model provides a semi-assembled three-pipe truss structure, including:
a lower chord tube;
the upper chord tube is fixedly connected with the lower chord tube through a plurality of inclined web members, two adjacent inclined web members are in a V shape, two upper chord tubes are arranged in parallel, and the two upper chord tubes, the inclined web members and the lower chord tube form a space structure with a V-shaped section;
the two ends of the upper chord connecting rod are detachably connected with the two upper chord tubes respectively, and a plurality of upper chord connecting rods are arranged at intervals;
the two ends of the upper chord diagonal draw bars are detachably connected with the two upper chord tubes respectively, a plurality of upper chord diagonal draw bars are arranged, a single upper chord diagonal draw bar is arranged between two adjacent upper chord connecting bars, and the two adjacent upper chord diagonal draw bars are also in a V shape.
In one embodiment of the utility model, two lower chord connecting rods are fixedly connected between the lower chord pipe and the upper chord pipe, and the two lower chord connecting rods are respectively arranged at positions close to two ends of the lower chord pipe.
In one embodiment of the utility model, the axial lead of the upper chord connecting rod is perpendicular to the axial lead of the upper chord pipe, two ends of the upper chord connecting rod are respectively connected with the two upper chord pipes through bolts, and two ends of the upper chord diagonal draw bar are also connected with the upper chord pipes through bolts.
In one embodiment of the utility model, a plurality of first connecting pieces and a plurality of second connecting pieces are arranged on the inner sides of the two upper chord tubes, the first connecting pieces and the second connecting pieces are arranged at intervals, and the area of the first connecting pieces is larger than that of the second connecting pieces.
In one embodiment of the utility model, the first connecting piece on one of the upper chord tubes corresponds to the second connecting piece on the other upper chord tube one by one, and a plurality of first through holes are formed in each of the first connecting piece and the second connecting piece.
In one embodiment of the utility model, two ends of the upper chord tube are provided with first blind flange, and two ends of the lower chord tube are provided with second blind flange.
In one embodiment of the utility model, the first blind flange is provided with a connection auxiliary plate, and the connection auxiliary plate is provided with a plurality of second through holes.
In one embodiment of the utility model, the axis of the lower chord link is perpendicular to the axis of the upper chord tube.
In one embodiment of the utility model, the upper chord connecting rod and the upper chord diagonal draw rod are round tubes, and third connecting pieces are arranged at two ends of the round tubes, and third through holes are formed in the third connecting pieces.
In another embodiment of the utility model, the upper chord connecting rod and the upper chord diagonal rod are angle steel, and the two ends of the angle steel are provided with fourth through holes.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the semi-assembled three-pipe truss structure, the two upper chord pipes and the lower chord pipes are fixedly connected through the plurality of V-shaped inclined web members, so that the strength of a basic structure is ensured; when in transportation, as the two upper chord pipes, the inclined web members and the lower chord pipes form a space structure with a V-shaped section, the structure can adopt a multi-layer stacking mode, and the upper chord connecting rods and the upper chord inclined pull rods can be independently packed and transported, thereby greatly saving the placing space and the transportation cost; when the three-pipe truss structure is actually assembled on the site, the upper chord connecting rod and the upper chord diagonal draw bars are connected and fixed with the two upper chord pipes in advance, the upper chord connecting rod mainly plays roles of pulling and supporting, and the integral strength of the whole three-pipe truss structure can be ensured by the arrangement of the upper chord diagonal draw bars.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a schematic view of the overall structure of a semi-assembled three-tube truss structure of the present utility model;
FIG. 2 is an elevation view of the semi-assembled triple tube truss structure of FIG. 1;
FIG. 3 is a side view of the semi-assembled triple tube truss structure of FIG. 1;
FIG. 4 is a top view of the semi-assembled triple tube truss structure of FIG. 1;
FIG. 5 is a schematic view of the overall structure of the semi-assembled triple truss structure of FIG. 1 with upper chord links and upper chord diagonal braces removed;
FIG. 6 is a schematic illustration of one of the upper chord links and upper chord diagonal braces of the semi-assembled triple truss structure of FIG. 1;
fig. 7 is a schematic view of another construction of upper chord links and upper chord diagonal braces in the semi-assembled triple truss structure of fig. 1.
Description of the specification reference numerals: 1. a lower chord tube; 2. a winding pipe; 3. a diagonal web member; 4. a winding connecting rod; 5. a winding diagonal draw bar; 6. a lower chord link; 7. a first connecting piece; 8. a second connecting piece; 9. a first blind flange; 901. connecting the auxiliary plate; 10. a second blind flange; 11. and a third connecting piece.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Example 1
Referring to fig. 1 to 6, the present utility model provides a semi-assembled triple-tube truss structure comprising:
a lower chord tube 1;
the upper chord tube 2 is fixedly connected with the lower chord tube 1 through a plurality of inclined web members 3, two adjacent inclined web members 3 are in a V shape, two upper chord tubes 2 are arranged in parallel, and the two upper chord tubes 2, the inclined web members 3 and the lower chord tube 1 jointly form a space structure with a V-shaped section;
the two ends of the upper chord connecting rod 4 are detachably connected with the two upper chord tubes 2 respectively, and a plurality of upper chord connecting rods 4 are arranged at intervals;
the two ends of the upper chord diagonal draw bars 5 are detachably connected with the two upper chord tubes 2 respectively, the upper chord diagonal draw bars 5 are provided with a plurality of upper chord diagonal draw bars, a single upper chord diagonal draw bar 5 is arranged between the two adjacent upper chord diagonal draw bars 4, and the two adjacent upper chord diagonal draw bars 5 are also V-shaped.
According to the semi-assembled three-pipe truss structure provided by the utility model, the two upper chord pipes 2 and the lower chord pipes 1 are fixedly connected by adopting the plurality of V-shaped inclined web members 3, so that the strength of a foundation structure is ensured; during transportation, as the two upper chord pipes 2, the inclined web members 3 and the lower chord pipe 1 jointly form a space structure with a V-shaped section, the structure can adopt a multi-layer stacking mode, and the upper chord connecting rod 4 and the upper chord inclined pull rod 5 can be independently packaged and transported, so that the placing space is greatly saved, and the transportation cost is saved; when the three-pipe truss structure is actually assembled on the ground, the upper chord connecting rod 4 and the upper chord diagonal draw bars 5 are connected and fixed with the two upper chord pipes 2 in advance, the upper chord connecting rod 4 mainly plays roles of pulling and supporting, and the integral strength of the whole three-pipe truss structure can be ensured by the arrangement of the upper chord diagonal draw bars 5.
Specifically, two ends of the inclined web member 3 are welded and fixed on the upper chord tube 2 and the lower chord tube 1 respectively, the whole inclined web member 3 connected with the two upper chord tubes 2 is in mirror image arrangement, and the inclined web member 3 on one side is in a V shape, so that the inherent supporting connection strength of the inclined web member can be ensured; the V-shaped space structure formed by the upper chord tube 2, the inclined web member 3 and the lower chord tube 1 can be in a stacked mode during transportation, so that more space volume can be saved; the upper chord connecting rods 4 are equidistantly arranged to ensure reasonable connection between the upper chord tubes 2, the addition of the upper chord diagonal draw bars 5 greatly increases the supporting and pulling strength between the two upper chord tubes 2, and the upper chord connecting rods 4 and the upper chord diagonal draw bars 5 are individually packaged during transportation, so that the large space volume is not occupied, and when the upper chord connecting rods are assembled on the site, the upper chord connecting rods 4 and the upper chord diagonal draw bars 5 are only connected with the upper chord tubes 2 in advance through bolts, and the secondary disassembly and transportation are also convenient; the semi-assembled three-pipe truss structure assembled with the upper chord connecting rod 4 and the upper chord diagonal draw bar 5 has the same structural strength as the fully welded three-pipe truss structure, but is more beneficial to the reduction of transportation cost.
Further, two lower chord connecting rods 6 are fixedly connected between the lower chord tube 1 and the single upper chord tube 2, and the two lower chord connecting rods 6 are respectively arranged at positions close to two ends of the lower chord tube 1.
Specifically, the two ends of the lower chord connecting rod 6 are welded and fixed with the upper chord pipe 2 and the lower chord pipe 1 respectively, so that the supporting effect of the lower chord pipe 1 on the upper chord pipe 2 is further ensured, more lower chord connecting rods 6 can be arranged at intervals, and the arrangement relationship between the upper chord connecting rod 4 and the upper chord diagonal draw bar 5 is similar.
Further, the axial lead of the upper chord connecting rod 4 is perpendicular to the axial lead of the upper chord tube 2, two ends of the upper chord connecting rod 4 are respectively connected with the two upper chord tubes 2 through bolts, and two ends of the upper chord diagonal draw bar 5 are also connected with the upper chord tubes 2 through bolts.
Specifically, the upper chord connecting rods 4 are arranged in parallel and are vertical to the upper chord tubes 2, so that the supporting effect between the two upper chord tubes 2 can be ensured, local torsion is prevented, and the upper chord connecting rods 4 and the upper chord diagonal draw bars 5 are more conveniently dismounted in a bolt connection mode.
Further, a plurality of first connecting pieces 7 and a plurality of second connecting pieces 8 are arranged on the inner sides of the two upper chord tubes 2, the first connecting pieces 7 and the second connecting pieces 8 are arranged at intervals, and the area of the first connecting pieces 7 is larger than that of the second connecting pieces 8.
Specifically, as described above, the upper chord connecting rod 4, the upper chord diagonal draw rod 5 and the upper chord tube 2 are detachably connected, in this embodiment, a bolt connection mode is adopted, a plurality of connecting pieces are welded on the inner sides of the two upper chord tubes 2 for bolt connection, referring to fig. 4, due to the arrangement mode of the upper chord connecting rod 4 and the upper chord diagonal draw rod 5, the first connecting piece 7 is used for simultaneously connecting the two diagonal draw rods and one upper chord connecting rod 4, and the second connecting piece 8 only needs to be connected with one upper chord connecting rod 4, the area of the first connecting piece 7 is larger than that of the second connecting piece 8, so that certain production cost can be saved for the colleagues who guarantee the connection effect, and more, for standardized production, the first connecting piece 7 and the second connecting piece 8 can be designed into a consistent shape and size.
Further, the first connecting piece 7 on one of the winding pipes 2 corresponds to the second connecting piece 8 on the other winding pipe 2 one by one, and a plurality of first through holes are formed in each of the first connecting piece 7 and the second connecting piece 8.
Specifically, the first connecting piece 7 and the second connecting piece 8 can be replaced according to actual conditions, but due to the requirement of structural strength, the adjacent two upper chord diagonal draw bars 5 always maintain a V-shaped arrangement form, so that the first connecting piece 7 of one upper chord tube 2 needs to correspond to the position of the second connecting piece 8 of the other upper chord tube 2.
Further, the two ends of the upper chord tube 2 are provided with first blind flange 9, and the two ends of the lower chord tube 1 are provided with second blind flange 10.
Specifically, the blind flange is used for butt joint between two adjacent standardized three-pipe truss structures in site assembly respectively.
Further, a connection auxiliary plate 901 is arranged on the first blind plate flange 9, and a plurality of second through holes are formed in the connection auxiliary plate 901.
Specifically, after the two adjacent standardized three-pipe truss structures are in butt joint, the connection auxiliary plates 901 which extend outwards are arranged on the length of the upper chord pipe 2 in the whole span range, and can be used for connecting the tie bars and the hinge ropes among the trusses in the length direction.
Further, the axis of the lower chord link 6 is perpendicular to the axis of the upper chord tube 2.
Specifically, the upper chord link 4 is also vertical to the upper chord pipe 2, so that the supporting effect of the lower chord pipe 1 on the upper chord pipe 2 can be enhanced.
Further, the upper chord connecting rod 4 and the upper chord diagonal draw bar 5 are round tubes, third connecting pieces 11 are arranged at two ends of the round tubes, and third through holes are formed in the third connecting pieces 11.
Specifically, the upper chord connecting rod 4 and the upper chord diagonal draw bar 5 are similar in structure, the middle main body part of the upper chord connecting rod 4 and the upper chord diagonal draw bar can be in a round tube mode, and the two ends of the upper chord connecting rod are gradually closed and welded with the third connecting piece 11 for being connected with the first connecting piece 7 and the second connecting piece 8 through bolts.
Example 2
Referring to fig. 7, the upper chord connecting rod 4 and the upper chord diagonal draw bar 5 are angle steel, and the two ends of the angle steel are provided with fourth through holes.
Specifically, the angle steel is easy to obtain and process, and the structural strength is also sufficient, so that the angle steel can be selected according to actual conditions.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A semi-assembled triple-tube truss structure comprising:
a lower chord tube;
the upper chord tube is fixedly connected with the lower chord tube through a plurality of inclined web members, two adjacent inclined web members are in a V shape, two upper chord tubes are arranged in parallel, and the two upper chord tubes, the inclined web members and the lower chord tube form a space structure with a V-shaped section;
the two ends of the upper chord connecting rod are detachably connected with the two upper chord tubes respectively, and a plurality of upper chord connecting rods are arranged at intervals;
the two ends of the upper chord diagonal draw bars are detachably connected with the two upper chord tubes respectively, a plurality of upper chord diagonal draw bars are arranged, a single upper chord diagonal draw bar is arranged between two adjacent upper chord connecting bars, and the two adjacent upper chord diagonal draw bars are also in a V shape.
2. The semi-assembled triple-tube truss structure of claim 1 wherein: two lower chord connecting rods are fixedly connected between the lower chord pipe and the single upper chord pipe, and the two lower chord connecting rods are respectively arranged at positions close to two ends of the lower chord pipe.
3. The semi-assembled triple-tube truss structure of claim 1 wherein: the axial lead of the upper chord connecting rod is perpendicular to the axial lead of the upper chord pipe, two ends of the upper chord connecting rod are connected with the two upper chord pipes through bolts respectively, and two ends of the upper chord diagonal draw bar are connected with the upper chord pipes through bolts.
4. The semi-assembled triple-tube truss structure of claim 1 wherein: the inner sides of the two winding pipes are provided with a plurality of first connecting pieces and a plurality of second connecting pieces, the first connecting pieces and the second connecting pieces are arranged at intervals, and the area of the first connecting pieces is larger than that of the second connecting pieces.
5. The semi-assembled triple-tube truss structure of claim 4 wherein: the first connecting pieces on one of the upper chord tubes correspond to the second connecting pieces on the other upper chord tube one by one, and a plurality of first through holes are formed in the first connecting pieces and the second connecting pieces.
6. The semi-assembled triple-tube truss structure of claim 1 wherein: the two ends of the upper chord tube are provided with first blind flange, and the two ends of the lower chord tube are provided with second blind flange.
7. The semi-assembled triple-tube truss structure of claim 6 wherein: the first blind plate flange is provided with a connection auxiliary plate, and the connection auxiliary plate is provided with a plurality of second through holes.
8. The semi-assembled triple-tube truss structure of claim 2 wherein: the axis of the lower chord connecting rod is perpendicular to the axis of the upper chord pipe.
9. The semi-assembled triple-tube truss structure of claim 2 wherein: the upper chord connecting rod and the upper chord diagonal draw bar are round tubes, third connecting pieces are arranged at two ends of the round tubes, and third through holes are formed in the third connecting pieces.
10. The semi-assembled triple-tube truss structure of claim 2 wherein: the upper chord connecting rod and the upper chord diagonal draw bar are angle steel, and the two ends of the angle steel are provided with fourth through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509253.6U CN219386638U (en) | 2023-03-15 | 2023-03-15 | Semi-assembled three-pipe truss structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509253.6U CN219386638U (en) | 2023-03-15 | 2023-03-15 | Semi-assembled three-pipe truss structure |
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| Publication Number | Publication Date |
|---|---|
| CN219386638U true CN219386638U (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320509253.6U Active CN219386638U (en) | 2023-03-15 | 2023-03-15 | Semi-assembled three-pipe truss structure |
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|---|---|
| CN (1) | CN219386638U (en) |
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2023
- 2023-03-15 CN CN202320509253.6U patent/CN219386638U/en active Active
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