CN207331961U - A kind of bolt connection node for single-layer lattice shell - Google Patents

A kind of bolt connection node for single-layer lattice shell Download PDF

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Publication number
CN207331961U
CN207331961U CN201720846887.5U CN201720846887U CN207331961U CN 207331961 U CN207331961 U CN 207331961U CN 201720846887 U CN201720846887 U CN 201720846887U CN 207331961 U CN207331961 U CN 207331961U
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CN
China
Prior art keywords
prefabricated component
connecting plate
floor
layer lattice
lattice shell
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720846887.5U
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Chinese (zh)
Inventor
徐建设
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University of Shanghai for Science and Technology
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University of Shanghai for Science and Technology
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Publication date
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Priority to CN201720846887.5U priority Critical patent/CN207331961U/en
Application granted granted Critical
Publication of CN207331961U publication Critical patent/CN207331961U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of bolt connection node for single-layer lattice shell, for being connected with the rod piece in single-layer lattice shell, including:Multiple connecting plates combine prefabricated component, are respectively fixedly disposed on one end of corresponding rod piece;And floor combination prefabricated component, it is welded by multiple floors according to the radial arrangement in center, wherein, the number that the number of floor combines prefabricated component with connecting plate is equal, connecting plate combination prefabricated component is in fan-shaped cylinder shape, connecting plate combination prefabricated component is installed between adjacent floor, and multiple connecting plate combination prefabricated components are together to form hollow cylindrical structure, are bolted between adjacent connecting plate combination prefabricated component and corresponding floor.The connecting plate combination prefabricated component and floor combination prefabricated component of the utility model are prefabricated in the factory, without site welding during installation, adjacent connecting plate combination prefabricated component and corresponding floor are attached using high-strength bolt, in-site installation difficulty is small, greatly accelerates in-site installation speed.

Description

A kind of bolt connection node for single-layer lattice shell
Technical field
It the utility model is related to construction steel structure technical field, and in particular to a kind of bolt for single-layer lattice shell connects Point.
Background technology
The connecting node of single-layer lattice shell mainly has welding node and embedded two major class of hub node at present.
Welding node, that is, all rod pieces are linked together in construction and installation using field welding.Although this connecting node Stress performance is preferable, it is ensured that the Out-of Plane Stiffness of net shell node, but there is site welding amount is very big, welding difficulty is high, applies The shortcomings of work cycle length and poor welding work condition.
Embedded hub node can be to avoid the above problem of welding node, but its joint structure is considerably complicated, the structure of node To make loose tongue, rod end insert and hub body embedded groove in composition etc. and be required to special processing and fabricating, requirement on machining accuracy is high, into This is higher.Further, since the rod end insert of embedded hub node and the section of loose tongue are less than the section of rod piece, therefore not Easily realize " waiting strong ties ", generally may be only available for the cylinder monolayer net of the sphere net case or below span 30m below span 60m Shell.
Utility model content
The shortcomings that for the above-mentioned prior art or deficiency, the technical problem to be solved by the present invention is to provide one kind to be used for The bolt connection node of single-layer lattice shell, the structure of the node is simple, and bonding strength is high, and construction is convenient.
In order to solve the above technical problems, the utility model employs following technical solution:
A kind of bolt connection node for single-layer lattice shell, for being connected with the rod piece in single-layer lattice shell, it is characterised in that Including:Multiple connecting plates combine prefabricated component, are respectively fixedly disposed on one end of corresponding rod piece;And floor combination is prefabricated Part, is welded by multiple floors according to the radial arrangement in center, wherein, the number of floor combines prefabricated component with connecting plate Number is equal, and connecting plate combination prefabricated component is in fan-shaped cylinder shape, and connecting plate combination prefabricated component is installed between adjacent floor, more A connecting plate combination prefabricated component is together to form hollow cylindrical structure, adjacent connecting plate combination prefabricated component and corresponding It is bolted between floor.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, Connecting plate combination prefabricated component includes arc panel and two side plates being fixedly connected respectively with the two side ends of arc panel, arc panel Extrados is fixed on the end of corresponding rod piece, and the through hole passed through for bolt is both provided with side plate and floor.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, Connected between side plate and arc panel by welding manner.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, Connected between the extrados of arc panel and the end of rod piece by welding manner.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, The number of connecting plate combination prefabricated component is equal with the number of the rod piece at node.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, The number of connecting plate combination prefabricated component is 4, either 5 or 6.
Bolt connection node provided by the utility model for single-layer lattice shell, can also have the feature that:Wherein, Bolt is high-strength bolt.
Utility model effect
According to the bolt connection node for single-layer lattice shell that the utility model is related to, welded in advance in factory because being provided with The multiple connecting plates combination prefabricated component and floor combination prefabricated component of system, and connecting plate combination prefabricated component and corresponding rod piece One end is beforehand through being welded and fixed connection, without site welding during installation, only need to by adjacent connecting plate combination prefabricated component and Corresponding floor is attached using high-strength bolt, then forms the larger node region of rigidity, can effectively transmit rod piece Axle power and moment of flexure.Compared with traditional site welding node, its in-site installation difficulty is small, and construction site working condition is significantly better than Site welding, while in-site installation speed is also greatly accelerated, it is adapted to large-scale application in single-layer latticed shell.
Brief description of the drawings
Fig. 1 is the floor map for the bolt connection node for single-layer lattice shell that the utility model embodiment provides.
Fig. 2 is the diagrammatic cross-section for the bolt connection node for single-layer lattice shell that the utility model embodiment provides.
Fig. 3 is the extension schematic diagram of multiple connecting plates combination prefabricated component in the utility model embodiment.
Fig. 4 is the floor map of the floor combination prefabricated component in the utility model embodiment.
Fig. 5 is the in-site installation flow diagram of the utility model embodiment.
Embodiment
The embodiment of the utility model is described in further detail below in conjunction with brief description of the drawings, but the present embodiment and is not had to In limitation the utility model, every similar structure using the utility model and its similar change, should all be included in the utility model Protection domain.
Fig. 1 is the floor map for the bolt connection node for single-layer lattice shell that the utility model embodiment provides.
Fig. 2 is the diagrammatic cross-section for the bolt connection node for single-layer lattice shell that the utility model embodiment provides.
As depicted in figs. 1 and 2, a kind of bolt connection node for single-layer lattice shell, for the rod piece in single-layer lattice shell 30 connections, including multiple connecting plates combination prefabricated component 10 and floor combination prefabricated component 20;Connecting plate combination prefabricated component 10, which is fixed, to be set Put on one end of corresponding rod piece 30.
Fig. 3 is the extension schematic diagram of multiple connecting plates combination prefabricated component in the utility model embodiment.
As shown in Figure 1 to Figure 3, each connecting plate combination prefabricated component 10 is in fan-shaped cylinder shape, including arc panel 11 and two A side plate 12, wherein, two side ends of two side plates 12 respectively with arc panel 11 are fixedly connected by welding manner, arc panel 11 Extrados is fixed at by welding manner on the end of corresponding rod piece 30.
For the node of some single-layer lattice shell, the number of connecting plate combination prefabricated component 10 and the bar at the node The number of part 30 is equal, can be 4 or 5 or 6, be specifically dependent upon form used by single-layer lattice shell, such as rib-ring-shaped, triumphant Witter type, moral of showing severity Le type, cylindrical etc..
Fig. 4 is the floor map of the floor combination prefabricated component in the utility model embodiment.
As shown in Figure 1 and Figure 4, floor combination prefabricated component 20 welded by multiple floors 21 according to the radial arrangement in center and Into, floor 21 number combined with connecting plate prefabricated component 10 number it is equal.
As depicted in figs. 1 and 2, in use, connecting plate combination prefabricated component 10 is installed between adjacent floor 21, Duo Gelian Fishplate bar combination prefabricated component 10 is together to form hollow cylindrical structure.Adjacent connecting plate combination prefabricated component 10 and corresponding Connected between floor 21 by least one bolt 40, the specific number of bolt 40 need to be determined by calculation;Side plate 12 and floor The through hole passed through for bolt 40 is both provided with 21.In the present embodiment, bolt 40 is high-strength bolt.
Fig. 5 is the in-site installation flow diagram of the utility model embodiment.
As shown in figure 5, construction stage at the scene, when installation is to some node, by rod piece 30 adjacent around the node Corresponding connecting plate combination prefabricated component 10 and floor 21 are attached using high-strength bolt 40, so that by single-layer lattice shell with saving Point region holds together.Whole scene installation process does not have field welding.The rod piece erection sequence of Fig. 5 is merely illustrative, real The erection sequence of the connecting plate combination prefabricated component 10 on border can be determined according to field condition.
Embodiment effect
The bolt connection node for single-layer lattice shell being related to according to the present embodiment, is welded in advance because being provided with factory Multiple connecting plates combination prefabricated component and floor combination prefabricated component, and the one of connecting plate combination prefabricated component and corresponding rod piece End, only need to be by adjacent connecting plate combination prefabricated component and phase without site welding during installation beforehand through connection is welded and fixed Corresponding floor is attached using high-strength bolt, then forms the larger node region of rigidity, can effectively transmit the axis of rod piece Power and moment of flexure.Compared with traditional site welding node, its in-site installation difficulty is small, and construction site working condition is significantly better than existing Field welding, while in-site installation speed is also greatly accelerated, it is adapted to large-scale application in single-layer latticed shell.

Claims (7)

1. a kind of bolt connection node for single-layer lattice shell, for being connected with the rod piece in the single-layer lattice shell, its feature exists In, including:
Multiple connecting plates combine prefabricated component, are respectively fixedly disposed on one end of the corresponding rod piece;And
Floor combines prefabricated component, is welded by multiple floors according to the radial arrangement in center,
Wherein, the number of the floor combined with the connecting plate prefabricated component number it is equal,
The connecting plate combination prefabricated component is in fan-shaped cylinder shape,
The connecting plate combination prefabricated component is installed between the adjacent floor,
Multiple connecting plate combination prefabricated components are together to form hollow cylindrical structure,
It is bolted between adjacent connecting plate combination prefabricated component and the corresponding floor.
2. the bolt connection node according to claim 1 for single-layer lattice shell, it is characterised in that:
Wherein, the connecting plate combination prefabricated component includes arc panel and two two side ends respectively with the arc panel fix company The side plate connect,
The extrados of the arc panel is fixed on the end of the corresponding rod piece,
The through hole passed through for the bolt is both provided with the side plate and the floor.
3. the bolt connection node according to claim 2 for single-layer lattice shell, it is characterised in that:
Wherein, connected between the side plate and the arc panel by welding manner.
4. the bolt connection node according to claim 2 for single-layer lattice shell, it is characterised in that:
Wherein, connected between the end of the extrados of the arc panel and the rod piece by welding manner.
5. the bolt connection node according to claim 1 for single-layer lattice shell, it is characterised in that:
Wherein, the number of the connecting plate combination prefabricated component is equal with the number of the rod piece at the node.
6. the bolt connection node according to claim 5 for single-layer lattice shell, it is characterised in that:
Wherein, the number of connecting plate combination prefabricated component is 4, either 5 or 6.
7. the bolt connection node according to claim 1 for single-layer lattice shell, it is characterised in that:
Wherein, the bolt is high-strength bolt.
CN201720846887.5U 2017-07-13 2017-07-13 A kind of bolt connection node for single-layer lattice shell Expired - Fee Related CN207331961U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720846887.5U CN207331961U (en) 2017-07-13 2017-07-13 A kind of bolt connection node for single-layer lattice shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720846887.5U CN207331961U (en) 2017-07-13 2017-07-13 A kind of bolt connection node for single-layer lattice shell

Publications (1)

Publication Number Publication Date
CN207331961U true CN207331961U (en) 2018-05-08

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109877512A (en) * 2019-03-18 2019-06-14 兰州理工大学 K6 type Single-layer Spherical Lattice Shell Structure scaled model builds moulding bed and construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109877512A (en) * 2019-03-18 2019-06-14 兰州理工大学 K6 type Single-layer Spherical Lattice Shell Structure scaled model builds moulding bed and construction method

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20180508

Termination date: 20180713