CN211774543U - Net rack and lattice type truss column top connecting structure - Google Patents
Net rack and lattice type truss column top connecting structure Download PDFInfo
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- CN211774543U CN211774543U CN201922157814.7U CN201922157814U CN211774543U CN 211774543 U CN211774543 U CN 211774543U CN 201922157814 U CN201922157814 U CN 201922157814U CN 211774543 U CN211774543 U CN 211774543U
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Abstract
The patent introduces a net rack and lattice type truss column top connecting structure, which comprises four lattice columns, an H-shaped steel frame structure, four ring plates, a horizontal connecting plate, four reinforcing angle steels and four groups of lower supporting rods; the H-shaped steel frame structure comprises a square frame structure consisting of four H-shaped steel horizontal rods and two crossed H-shaped steel inclined rods positioned on the diagonal line of the square frame structure; the four ring plates are respectively and horizontally arranged at four top points of the H-shaped steel frame structure, and the horizontal connecting plate is arranged at the center of the H-shaped steel frame structure; the four reinforcing angle steels are arranged at the lower part of the horizontal connecting plate; four groups of lower stay bars are respectively arranged between two adjacent lattice columns. The utility model discloses accomplish two-way rigid connection between H shaped steel double-inclined rod and lattice column and the lower part vaulting pole, the local rigidity of increase top node through the crown plate that sets up the four corners position, increases capital wholeness, simplifies the welding operation, and the bearing capacity is big, and the support is connected stably superior, and the node safety makes things convenient for the welding construction.
Description
Technical Field
The utility model belongs to the technical field of building steel structural member connects, in particular to rack and lattice type truss capital connection structure.
Background
In a waste incineration power generation building, a flue gas purification room and a boiler room area are high in height and large in span, the height is more than 40 meters, the span is more than 50 meters, a structural form roof adopts a bolt-ball grid, a main structure adopts a frame beam-column system consisting of four-limb lattice columns and a three-dimensional truss beam, a roof grid support falls on the center of the top of each lattice column, and the rigidity and the local pressure bearing capacity of top nodes and the connection between the nodes and the lattice column limbs are very critical. The top circular tube and the lattice column cannot be rigidly connected, the overall rigidity is very weak, and the local pressure contact area of the horizontal plate and the circular tube is small, so that the local pressure stress of the circular tube is too large, and the welding seam cannot be fully welded.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, providing a rack and lattice type truss capital connection structure, whole node rigidity is stronger, and the support is connected stably superior, and the node safety makes things convenient for the welding construction.
The utility model adopts the technical proposal that the net rack and lattice type truss column top connecting structure comprises four lattice columns, an H-shaped steel frame structure, four ring plates, a horizontal connecting plate, four reinforcing angle steels and four groups of lower supporting rods;
the H-shaped steel frame structure comprises a square frame structure consisting of four H-shaped steel horizontal rods and two crossed H-shaped steel inclined rods positioned on the diagonal line of the square frame structure; the four ring plates are respectively horizontally arranged at four top points of the H-shaped steel frame structure, and the middle parts of the ring plates are provided with mounting holes matched with the diameters of the four lattice columns; the four ring plates are connected with the upper ends of the four lattice columns through mounting holes;
the horizontal connecting plate is arranged at the center of the H-shaped steel frame structure and is welded and connected with the top surfaces of the two crossed H-shaped steel inclined rods; the four reinforcing angle steels are arranged at the lower part of the horizontal connecting plate and are welded and connected with four included angles at which the two H-shaped steel inclined rods are crossed;
the four groups of lower supporting rods are respectively arranged between two adjacent latticed columns, each group of lower supporting rods comprises a horizontal supporting rod and two oppositely arranged inclined supporting rods, the horizontal supporting rods are arranged between the two adjacent latticed columns, one end of each inclined supporting rod is connected with the corresponding horizontal supporting rod, and the other end of each inclined supporting rod is connected with the lower part of the corresponding H-shaped steel horizontal rod.
Specifically, stiffening plates are uniformly arranged on the side parts of the H-shaped steel inclined rods.
Specifically, the lower support rod is a circular tube.
Due to the adoption of the technical scheme, the utility model discloses have following superiority: the top is changed into an H-shaped steel double-cross inclined rod, two-way rigid connection is achieved between the H-shaped steel double-inclined rod and a lattice column and between the H-shaped steel double-inclined rod and a lower supporting rod, the local rigidity of a top node is increased, meanwhile, the part with insufficient local stress surface is reinforced by using angle steel, the top is called a steel platform with higher rigidity, the rigidity of the connecting node is far greater than that of peripheral members, the integrity of the top of the column is increased by arranging ring plates at four corners, welding operation is simplified, the overall rigidity is enhanced, the design requirements of strong nodes and weak members are met, the bearing capacity is high, the support connection is stable and superior, the nodes are.
Drawings
Fig. 1 is an overall schematic view of the present patent.
Fig. 2 is a top view of the patent.
In the figure: the steel structure comprises 1-lattice columns, 2-H-shaped steel frame structures, 21-H-shaped steel horizontal rods, 22-H-shaped steel inclined rods, 3-ring plates, 4-horizontal connecting plates, 5-reinforcing angle steel, 6-horizontal supporting rods, 7-inclined supporting rods and 8-stiffening plates.
Detailed Description
The invention will be further explained below with reference to the drawings and examples, without limiting the scope of the invention, which is intended to protect all technical improvements within the scope of the invention.
The net rack and lattice type truss column top connecting structure combined with the attached figures 1-2 comprises four lattice columns 1, an H-shaped steel frame structure 2, four ring plates 3, a horizontal connecting plate 4, four reinforcing angle steels 5 and four groups of lower supporting rods;
the H-shaped steel frame structure 2 comprises a square frame structure consisting of four H-shaped steel horizontal rods 21 and two crossed H-shaped steel inclined rods 22 positioned on the diagonal line of the square frame structure, and stiffening plates 8 are uniformly arranged on the side parts of the H-shaped steel inclined rods 22; the four ring plates 3 are respectively horizontally arranged at four top points of the H-shaped steel frame structure 2, and the middle parts of the ring plates 3 are provided with mounting holes matched with the diameters of the four lattice columns 1; the four ring plates 3 are connected with the upper ends of the four lattice columns 1 through mounting holes;
the horizontal connecting plate 4 is arranged at the center of the H-shaped steel frame structure 2 and is welded and connected with the top surfaces of the two crossed H-shaped steel inclined rods 22; four reinforcing angle steels 5 are arranged at the lower part of the horizontal connecting plate 4 and are in welded connection with four corners at the intersection of the two H-shaped steel inclined rods 22.
The four groups of lower supporting rods are respectively arranged between two adjacent lattice columns 1, and the lower supporting rods are circular tubes; each group of lower support rods comprises a horizontal support rod 6 and two oppositely arranged inclined support rods 7, the horizontal support rods 6 are arranged between two adjacent lattice columns 1, one end of each inclined support rod 7 is connected with the horizontal support rod 6, and the other end of each inclined support rod 7 is connected with the lower portion of the corresponding H-shaped steel horizontal rod 21.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (3)
1. The utility model provides a rack and lattice type truss capital connection structure which characterized in that: the steel frame comprises four lattice columns, an H-shaped steel frame structure, four ring plates, a horizontal connecting plate, four reinforcing angle steels and four groups of lower support rods;
the H-shaped steel frame structure comprises a square frame structure consisting of four H-shaped steel horizontal rods and two crossed H-shaped steel inclined rods positioned on the diagonal line of the square frame structure; the four ring plates are respectively horizontally arranged at four top points of the H-shaped steel frame structure, and the middle parts of the ring plates are provided with mounting holes matched with the diameters of the four lattice columns; the four ring plates are connected with the upper ends of the four lattice columns through mounting holes;
the horizontal connecting plate is arranged at the center of the H-shaped steel frame structure and is welded and connected with the top surfaces of the two crossed H-shaped steel inclined rods; the four reinforcing angle steels are arranged at the lower part of the horizontal connecting plate and are welded and connected with four included angles at which the two H-shaped steel inclined rods are crossed;
the four groups of lower supporting rods are respectively arranged between two adjacent latticed columns, each group of lower supporting rods comprises a horizontal supporting rod and two oppositely arranged inclined supporting rods, the horizontal supporting rods are arranged between the two adjacent latticed columns, one end of each inclined supporting rod is connected with the corresponding horizontal supporting rod, and the other end of each inclined supporting rod is connected with the lower part of the corresponding H-shaped steel horizontal rod.
2. The grid-to-lattice truss column top connection structure of claim 1, wherein: and stiffening plates are uniformly arranged on the side parts of the H-shaped steel inclined rods.
3. The grid-to-lattice truss column top connection structure of claim 1, wherein: the lower support rod is a circular tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157814.7U CN211774543U (en) | 2019-12-05 | 2019-12-05 | Net rack and lattice type truss column top connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157814.7U CN211774543U (en) | 2019-12-05 | 2019-12-05 | Net rack and lattice type truss column top connecting structure |
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| Publication Number | Publication Date |
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| CN211774543U true CN211774543U (en) | 2020-10-27 |
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| CN201922157814.7U Active CN211774543U (en) | 2019-12-05 | 2019-12-05 | Net rack and lattice type truss column top connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126090A (en) * | 2022-07-27 | 2022-09-30 | 山西潇河建筑产业有限公司 | Large-span multi-section combined truss roof structure system and construction method thereof |
-
2019
- 2019-12-05 CN CN201922157814.7U patent/CN211774543U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126090A (en) * | 2022-07-27 | 2022-09-30 | 山西潇河建筑产业有限公司 | Large-span multi-section combined truss roof structure system and construction method thereof |
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