CN212742160U - Butterfly type connecting node component - Google Patents
Butterfly type connecting node component Download PDFInfo
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- CN212742160U CN212742160U CN202020815106.8U CN202020815106U CN212742160U CN 212742160 U CN212742160 U CN 212742160U CN 202020815106 U CN202020815106 U CN 202020815106U CN 212742160 U CN212742160 U CN 212742160U
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Abstract
The utility model relates to a butterfly type connected node component belongs to bridge steel construction technical field. The multi-cavity special-shaped bracket box body is symmetrically arranged on two sides of the middle connecting plate and comprises a tower top box body and a special-shaped bracket box body; the tower top box body is enclosed by a tower top wing plate, a tower top web plate and a tower top wall plate; heterotypic bracket box includes the bracket wallboard, two enclose between the bracket wallboard and establish first bracket web, second bracket web, third bracket web and fourth bracket web, be equipped with middle web between second bracket web and the third bracket web, and then constitute second bracket box and third bracket box. The utility model discloses a set up a plurality of connectors of presetting the angle for the connector directly carries out rigid connection with other rigid member, has improved the nodal connection intensity and the rigidity of steel construction bridge.
Description
Technical Field
The utility model relates to a butterfly type connected node component belongs to bridge steel construction technical field.
Background
The flat-turning bridge is a movable bridge with a bridge span structure opened in a plane rotation mode, is suitable for a busy river channel for transportation, so that ships can pass through smoothly, the size of a pier is reduced, a channel under the bridge is widened, the steel consumption of a main beam of the bridge is large, the bridge span structure is in a cantilever state at two wings when the bridge is opened, and is in a continuous beam structure when the bridge is closed. The Egypt flat-transfer bridge engineering is a new railway bridge on the extended line of Egypt-crossing Suez canal old bridge, the new bridge is divided into east and west spans, the span diameter combination is 150 m +340 m +150 m, the height is 63.1 m, the width is 10.2 m, and the total steel consumption is about 14000 tons. The steel top structure bridge node of the Suez canal project needs to be connected with the upper chord member, the straight web member and the wind brace of the bridge steel truss in three directions to form a bilateral symmetry stress system, and if the steel top structure bridge node is connected with the upper chord member, the straight web member and the wind brace in a direct inclined mode, the connection strength and rigidity are not high enough, and the safety of the steel structure bridge node is serious.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a butterfly type connected node component is provided to above-mentioned prior art, improves the nodal connection intensity and the rigidity of steel construction bridge, improves the security of steel construction bridge node.
The utility model provides a technical scheme that above-mentioned problem adopted does: a butterfly-shaped connecting node component comprises a middle connecting plate and a multi-cavity special-shaped corbel box body, wherein the multi-cavity special-shaped corbel box body is symmetrically arranged on two sides of the middle connecting plate and comprises a tower top box body and a special-shaped corbel box body;
the tower top box body comprises a tower top wing plate and a tower top web plate, the tower top wing plate is vertically arranged between two tower top wall plates which are arranged in parallel up and down, the tower top web plate is arranged below the tower top wing plate, a tower top cavity is enclosed among the tower top wing plate, the tower top web plate and the tower top wall plates, a tower top partition plate is arranged in the tower top cavity, and the tower top partition plate is arranged between the tower top web plate and the tower top wing plate;
the special-shaped bracket box body comprises two bracket wallboards, the bracket wallboards are respectively and fixedly connected with the tower top wallboard on the corresponding sides, a first bracket web, a second bracket web, a third bracket web and a fourth bracket web are enclosed between the two bracket wallboards, a sealing plate is arranged between the first bracket web and the tower top web, and the first bracket web, the second bracket web, the sealing plate and the bracket wallboards are enclosed to form a second bracket box body; enclose between third bracket web, fourth bracket web and the bracket wallboard and establish into the third bracket box, set up middle web between second bracket box and the third bracket box, the vertical two bracket wallboards that are fixed in of middle web are on.
The top of the tower web includes first top of the tower web and second top of the tower web, first top of the tower web is the integrated into one piece of bending with second top of the tower web, the contained angle of first top of the tower web and intermediate junction board is 90, and the contained angle between the extension line of second top of the tower web and the intermediate junction board is 60~ 65.
The contained angle between second bracket web and the middle web is 5~8, the contained angle between third bracket web and the middle web is 5~8, and the contained angle between fourth bracket web and the middle connecting plate is 6~ 10.
The shrouding is connected with top of the tower web department of bending, just the contained angle between the extension line of shrouding and the intermediate junction board is 18~22, the contained angle between shrouding and the first bracket web is 32~ 40.
The included angle between the central line of the tower top box body and the middle connecting plate is 60-65 degrees, the included angle between the central line of the second bracket box body and the middle connecting plate is 18-23 degrees, and the included angle between the central line of the third bracket box body and the middle connecting plate is 6-10 degrees.
Compared with the prior art, the utility model has the advantages of: the utility model provides a butterfly type connected node component, is through setting up a plurality of connectors of predetermineeing the angle for the connector directly carries out rigid connection with other rigid member directly, has avoided the joint strength and the not high problem inadequately of rigidity that bring when direct slope is connected between just structural node and other parts, has improved the node joint strength and the rigidity of steel construction bridge.
Drawings
Fig. 1 is a schematic view of a butterfly-type connection node member according to an embodiment of the present invention;
fig. 2 is a three-dimensional view of a butterfly-shaped connection node component according to an embodiment of the present invention;
fig. 3 is an internal schematic view of a butterfly-type connection node member according to an embodiment of the present invention;
in the figure 100 intermediate connecting plates, 200 multi-cavity deformed bracket boxes, 210 tower top boxes, 211 tower top wall plates, 212 tower top wing plates, 213 first tower top web plates, 214 second tower top web plates, 215 tower top partition plates, 220 deformed bracket boxes, 221 bracket wall plates, 222 closing plates, 223 first bracket web plates, 224 second bracket web plates, 225 third bracket web plates, 226 fourth bracket web plates and 227 intermediate web plates.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, 2 and 3, the butterfly-shaped connecting node member in this embodiment includes an intermediate connecting plate 100 made of a high-strength steel plate with a thickness of 90mm and a multi-cavity special-shaped corbel box 200, the multi-cavity special-shaped corbel box 200 is symmetrically disposed on two sides of the intermediate connecting plate 100, the multi-cavity special-shaped corbel box 200 includes a tower top box 210 and a special-shaped corbel box 220, the tower top box 210 is disposed on a top end of the special-shaped corbel box 220, and the two boxes are fixed by unequal-thickness butt fusion welding.
The tower top box 210 comprises a tower top wing plate 212 and a tower top web plate, the tower top wing plate 212 is vertically arranged between two tower top wall plates 211 which are arranged in parallel up and down, the tower top web plate is arranged below the tower top wing plate 212, and a tower top cavity is enclosed among the tower top wing plate 212, the tower top web plate and the tower top wall plates 211. Two tower top partition plates 215 are arranged in the tower top cavity, and the two tower top partition plates 215 are respectively arranged between the tower top web plate and the tower top wing plate 212.
The tower top web comprises a first tower top web 213 and a second tower top web 214, the first tower top web 213 and the second tower top web 214 are integrally formed bending pieces, an included angle between the first tower top web 213 and the middle connecting plate 100 is 90 degrees, the first tower top web 213 and the middle connecting plate are fixedly connected, and the included angle between the second tower top web 214 and the middle connecting plate 100 is 61 degrees.
The angle between the fourth corbel web 226 and the intermediate connecting plate 100 is 8 °.
The included angle between the central line of the tower top box body 210 and the middle connecting plate 100 is 61 degrees, the included angle between the central line of the second bracket box body and the middle connecting plate is 20 degrees, and the included angle between the central line of the third bracket box body and the middle connecting plate is 8 degrees.
The middle connecting plate 100 is welded with the two tower top wall plates 211 and the two bracket wall plates 221 through penetration welding seams; penetration welding seams are formed among the first bracket web 223, the second bracket web 224, the third bracket web 225, the fourth bracket web 226 and the bracket wall plate 221; penetration welding seams are formed among the tower top partition plate 215, the tower top wing plates 212, the tower top web plate and the tower top wall plate 211; fillet welds are formed between the closing plate 222 and the top web and the first bracket web 223.
The top of the tower box in this application is first connecting port, and the contained angle between first connecting port and the intermediate junction board is first contained angle for when steel construction bridge roof portion, can be used for connecting other rigid member. The second bracket box body is used as a second connector, and an included angle between the second connector and the middle connecting plate is a second included angle and used for connecting other rigid members on the steel structure bridge. The third bracket box body is used as a third connecting port, and an included angle between the third connecting port and the middle connecting plate is a third included angle and used for connecting other rigid members on the steel structure bridge.
The bridge nodes of the steel top structure of the Suez canal project need to be connected with the upper chord members, the straight web members and the wind braces of the bridge steel truss in three directions to form a bilateral symmetry stress system. Therefore, the three connectors with angles are arranged, namely, the three inclined connectors are rigidly connected with the upper chord of the bridge steel truss through the straight web members and the wind braces, the requirements of actual conditions are met, and the bridge connection strength is improved.
This application is through setting up a plurality of connectors of presetting the angle, makes it directly carry out rigid connection with other rigid member, and joint strength and the not high problem of rigidity that bring when having avoided direct slope to be connected between just structure node and other parts have improved the joint strength and the rigidity of steel construction bridge.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (5)
1. A butterfly connection node element, characterized by: the multi-cavity special-shaped bracket box body is symmetrically arranged on two sides of the middle connecting plate and comprises a tower top box body and a special-shaped bracket box body;
the tower top box body comprises a tower top wing plate and a tower top web plate, the tower top wing plate is vertically arranged between two tower top wall plates which are arranged in parallel up and down, the tower top web plate is arranged below the tower top wing plate, a tower top cavity is enclosed among the tower top wing plate, the tower top web plate and the tower top wall plates, a tower top partition plate is arranged in the tower top cavity, and the tower top partition plate is arranged between the tower top web plate and the tower top wing plate;
the special-shaped bracket box body comprises two bracket wallboards, the bracket wallboards are respectively and fixedly connected with the tower top wallboard on the corresponding sides, a first bracket web, a second bracket web, a third bracket web and a fourth bracket web are enclosed between the two bracket wallboards, a sealing plate is arranged between the first bracket web and the tower top web, and the first bracket web, the second bracket web, the sealing plate and the bracket wallboards are enclosed to form a second bracket box body; enclose between third bracket web, fourth bracket web and the bracket wallboard and establish into the third bracket box, set up middle web between second bracket box and the third bracket box, the vertical two bracket wallboards that are fixed in of middle web are on.
2. A butterfly connection node member according to claim 1, wherein: the top of the tower web includes first top of the tower web and second top of the tower web, first top of the tower web is the integrated into one piece of bending with second top of the tower web, the contained angle of first top of the tower web and intermediate junction board is 90, and the contained angle between the extension line of second top of the tower web and the intermediate junction board is 60~ 65.
3. A butterfly connection node member according to claim 1, wherein: the contained angle between second bracket web and the middle web is 5~8, the contained angle between third bracket web and the middle web is 5~8, the contained angle between fourth bracket web and the middle connecting plate is 6~ 10.
4. A butterfly connection node member according to claim 1, wherein: the shrouding is connected with the department of bending of top of the tower web, just contained angle between the extension line of shrouding and the intermediate junction board is 18~22, contained angle between shrouding and the first bracket web is 32~ 40.
5. A butterfly connection node member according to claim 1, wherein: the included angle between the central line of the tower top box body and the middle connecting plate is 60-65 degrees, the included angle between the central line of the second bracket box body and the middle connecting plate is 18-23 degrees, and the included angle between the central line of the third bracket box body and the middle connecting plate is 6-10 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020815106.8U CN212742160U (en) | 2020-05-16 | 2020-05-16 | Butterfly type connecting node component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020815106.8U CN212742160U (en) | 2020-05-16 | 2020-05-16 | Butterfly type connecting node component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212742160U true CN212742160U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020815106.8U Active CN212742160U (en) | 2020-05-16 | 2020-05-16 | Butterfly type connecting node component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212742160U (en) |
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2020
- 2020-05-16 CN CN202020815106.8U patent/CN212742160U/en active Active
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