CN103184768A - Screw thread sleeve joint for detachable grid structure - Google Patents
Screw thread sleeve joint for detachable grid structure Download PDFInfo
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- CN103184768A CN103184768A CN2013100236537A CN201310023653A CN103184768A CN 103184768 A CN103184768 A CN 103184768A CN 2013100236537 A CN2013100236537 A CN 2013100236537A CN 201310023653 A CN201310023653 A CN 201310023653A CN 103184768 A CN103184768 A CN 103184768A
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- screw thread
- chord member
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- outer tube
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Abstract
The invention relates to a screw thread sleeve joint for a detachable grid structure, which includes a cast steel joint, an outer sleeve and a chord member, wherein threads are arranged at the outer part of a connector of the cast steel joint; threads are arranged inside the outer sleeve; and threads are arranged at the outer part at the end of the chord member. The novel joint can be mounted mainly in the two following steps: mounting the outer sleeve at the end of the chord member; and aligning the corresponding connectors of the chord member and the cast steel joint, and rotating the outer sleeve in the reverse direction to enable the chord member is connected with the cast steel joint through the outer sleeve. According to the novel joint, during the disassembly, the rotation of the outer sleeve to one side of the chord member is stopped until all the threads of the cast steel joint are exposed, so that the chord member can be taken out; and the novel screw thread sleeve joint is suitable for detachable grid structures, reduces difficulties in member machining and field operation, enables the assembly and disassembly of the detachable grid structure to be convenient and quick, and has higher practical value.
Description
Technical field
Patent of the present invention relates to the design of node of network, and the screw thread cover pipe node of especially detachable network belongs to International Classification of Patents F16B technical field.
Background technology
The longspan structure system of the space-load that the network system mainly is connected to form by node by bar unit and since this system have stressed rationally, advantages such as good, the easy construction of structural stability, now be widely used in all types of industries and civilian construction.Along with the development of industrialization of construction industry technical level, the rack lattice structure often adopts the job practices of factory-made component, job site assembly unit, and when member after assembly unit is finished at the scene, structure becomes forever, fixing building.
Continuous development along with society, when the function of the technological level of industrial construction or building changes, the needs that existing building and structure can not satisfy technical level requirement or public activity may occur, the also increase day by day of needs of temporary building or supporting construction is installed for quick release simultaneously.At present cylinder network, when building function changes, can't realize expansion to existing structure, to build separately after must removing, this will cause the great wasting of resources.
Summary of the invention
The novel detachable network screw thread cover pipe node that the present invention relates to is made up of three class A of geometric unitA such as cast steel node, outer tube, grid chord members.At cast steel node, outer tube, chord member screw thread is set, finishes the installation and removal of network chord member by the flexible rotation of outer tube.Three class A of geometric unitA that novel joint relates to all can be prefabricated in the factory, and then the job site quick-assembling; Novel joint takes full advantage of the specialized process equipment of producer and improves the precision of member processing; Accelerate the speed of site operation operation, save the duration; Simplify the step of construction worker's execute-in-place, had higher utility.
The purpose of this reality invention is achieved through the following technical solutions:
Detachable network screw thread cover pipe node, it comprises cast steel node 1, outer tube 2, chord member 3; The joint outside of cast steel node 1 is provided with screw thread 4, and outer tube 2 inside are provided with screw thread 4, and 5 outsides, chord member termination of chord member 3 are provided with screw thread 4; By 4 whiles of screw thread and the screw thread 4 at cast steel node joint 6 places of cast steel node 1 and screw thread 4 interlocks of 5 outsides, chord member termination of outer tube 2 inside, realize that the screw thread sleeve pipe connects.
The mounting method of described detachable network screw thread cover pipe node comprises two steps: at first outer tube 2 is installed in chord member termination 5, makes the outer cross section of outer tube 2 concordant with 5 cross sections, chord member end; Alignd with the cast steel node joint 6 of cast steel node 1 in chord member termination 5 then, reverse rotation outer tube 2 makes screw thread 4 interlocks of a part of screw thread 4 with the cast steel node joint 6 of outer tube 2, realizes installation process.
The method for dismounting of detachable network screw thread cover pipe node: only need be with outer tube 2 to chord member 3 one sideway swivels, the screw thread 4 until the cast steel node joint all exposes, and separate chord member 3 this moment with cast steel node 1, take out rod member and can finish dismounting.
Outer tube has been the key member of connection effect, and its inside is divided into two parts, threaded portion can with the interlock of cast steel node joint screw thread, with chord member termination threaded engagement, its smooth part can be inserted in the chord member termination and finally be played the effect that hides unnecessary screw thread.During installation, outer sleeve screws in the chord member termination earlier, treats to screw out and the interlock of cast steel node joint screw thread after the corresponding joint of chord member and cast steel node aligns again, and finishes connection.During dismounting, outer tube screws in the chord member termination, treats to take chord member away after the cast steel node joint screw thread exposes fully, finishes dismounting.
Can't realize extendible present situation and interim dismounting inconvenience for overcoming the existing space network, but the present invention proposes a kind of joint structure of novel extend web lattice structure, expands quick distachable and the extensibility that grid screw thread cover pipe node comes implementation structure by novel.But novel extend web lattice structure screw thread cover pipe node makes work progress become more simple and easy, and is more rapid, has higher utility.
Figure of description:
Fig. 1 node component decomposing schematic representation
Detachable node Connection Step one schematic diagram of Fig. 2
Detachable node Connection Step two schematic diagrames of Fig. 3
Detachable node Connection Step three schematic diagrames of Fig. 4
Fig. 5 outer sleeve sectional drawing
Among the figure: the 1-cast steel node; The 2-outer sleeve; The 3-chord member; The 4-screw thread; 5-chord member termination; 6-cast steel node joint; Smooth part in the 7-outer sleeve.
Specific implementation method
Device of the present invention comprises following detailed step when construction:
1, according to the physical location of rod member in structure, make several at cast steel node 1 and formed the rod member joint 6 of special angle each other, make the screw thread 4 of certain-length in the outside of joint, the concrete parameter of screw thread all should be chosen according to the Force Calculation result.
2, position, chord member 3 termination makes the screw thread 4 of certain-length, and the concrete parameter of screw thread also should be chosen according to the Force Calculation result.
3, the external diameter of outer sleeve 2 is consistent in entire sleeve length, and internal diameter changes.The interior smooth part 7 of outer sleeve does not arrange screw thread, and this part can be inserted in the chord member termination, finally plays the effect of the unnecessary screw thread that covers the chord member joint; Internal whorl 4 parts of outer sleeve can with the threaded engagement at cast steel node joint 6 places and 5 places, chord member termination, realize reliably connecting.
4, the internal diameter of outer sleeve interior smooth part 7 is more bigger than the external diameter of chord member termination, and outer sleeve interior smooth part 7 can be inserted in chord member termination 5, and this a part of length is about half of chord member end reach.Outer sleeve 2 remainders arrange screw thread in inside, and the threaded portion internal diameter equals the external diameter of chord member end threaded portion 4, can make the screw thread of the two can interlock.
When 5, chord member 3 being installed, at first the interior smooth part 7 of outer tube is inserted in the chord member termination, and the rotary sleeve tube makes outer sleeve 2 outer ends concordant with 5 cross sections, chord member termination, this moment outer sleeve internal whorl 4 and the external screw-thread 4 abundant interlocks of chord member termination.Then chord member 3 is alignd with the corresponding joint 6 of cast steel node, with outer sleeve 2 to inner rotary and the 4 complete interlocks of cast steel node joint screw thread, this moment outer sleeve internal whorl 4 both with the interlock of cast steel node joint screw thread also with chord member termination threaded engagement, the two is linked together, outer sleeve interior smooth part 7 is the unnecessary screw thread of covering chord member head then, guarantees the attractive in appearance of node.
When 6, dismantling chord member 3, to chord member 3 one sideway swivels, the joint screw thread 4 of cast steel node is exposed fully outer sleeve 2, take out chord member 3 and can finish dismounting this moment.
Claims (3)
1. detachable network screw thread overlaps pipe node, and it is characterized in that: it comprises cast steel node (1), outer tube (2), chord member (3); The joint outside of cast steel node (1) is provided with screw thread (4), and outer tube (2) inside is provided with screw thread (4), and the outside, chord member termination (5) of chord member (3) is provided with screw thread (4); Screw thread (4) and chord member termination (5) outside screw thread (4) interlock by the inner screw thread (4) of outer tube (2) is located with the cast steel node joint (6) of cast steel node (1) simultaneously realize that the screw thread sleeve pipe connects.
2. the described detachable network screw thread of claim 1 overlaps the mounting method of pipe node, it is characterized in that: comprise two steps: at first outer tube (2) is installed in chord member termination (5), makes the outer cross section of outer tube (2) concordant with cross section, chord member end (5); Then chord member termination (5) are alignd with the cast steel node joint (6) of cast steel node (1), reverse rotation outer tube (2) makes screw thread (4) interlock of a part of screw thread (4) Yu the cast steel node joint (6) of outer tube (2), realizes installation process.
3. claim 1, the method for dismounting of detachable network screw thread cover pipe node, it is characterized in that: only need outer tube (2) to chord member (3) one sideway swivels, screw thread (4) until the cast steel node joint all exposes, separate chord member (3) this moment with cast steel node (1), take out rod member and can finish dismounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100236537A CN103184768A (en) | 2013-01-22 | 2013-01-22 | Screw thread sleeve joint for detachable grid structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100236537A CN103184768A (en) | 2013-01-22 | 2013-01-22 | Screw thread sleeve joint for detachable grid structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103184768A true CN103184768A (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100236537A Pending CN103184768A (en) | 2013-01-22 | 2013-01-22 | Screw thread sleeve joint for detachable grid structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN103184768A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103898991A (en) * | 2014-04-10 | 2014-07-02 | 北京工业大学 | Sleeve-type pipe node |
| CN104295084A (en) * | 2014-10-29 | 2015-01-21 | 朱宏宇 | Screw pin clamping plate joints, independent frame, independent mold frame and construction method of independent mold frame |
| WO2018184530A1 (en) * | 2017-04-07 | 2018-10-11 | 泉州市鼎为建筑技术有限公司 | Self-fastening rod connector |
| CN113914460A (en) * | 2021-09-28 | 2022-01-11 | 山东经典建筑研究院有限公司 | Large-span repairable assembly type node and assembly method |
| CN115370069A (en) * | 2021-08-29 | 2022-11-22 | 沈阳大学 | BFRP-steel combined chord truss and assembling implementation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0137429A2 (en) * | 1983-10-10 | 1985-04-17 | Beer, Manfred, Dipl.-Ing. | Assembling knot for a three-dimensional framework, and three-dimensional framework comprising such a knot |
| US5632129A (en) * | 1994-07-14 | 1997-05-27 | Kawatetsu Kenzai Kabushiki Kaisha | Joint device for joining pretensioned brace member to connector nodes in space truss structure |
| CN101280613A (en) * | 2008-03-13 | 2008-10-08 | 边海波 | Girders assembling external member as well as girders and girders support system |
| CN101314972A (en) * | 2008-06-24 | 2008-12-03 | 浙江大学 | Connecting structure for suspendome |
| CN201679095U (en) * | 2010-03-09 | 2010-12-22 | 浙江东南网架股份有限公司 | Space structural butterfly-shaped cast steel tubular joint |
| CN102003028A (en) * | 2010-10-20 | 2011-04-06 | 天津大学 | Non-purlin bolt ball node grid structure and manufacturing method thereof |
-
2013
- 2013-01-22 CN CN2013100236537A patent/CN103184768A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0137429A2 (en) * | 1983-10-10 | 1985-04-17 | Beer, Manfred, Dipl.-Ing. | Assembling knot for a three-dimensional framework, and three-dimensional framework comprising such a knot |
| US5632129A (en) * | 1994-07-14 | 1997-05-27 | Kawatetsu Kenzai Kabushiki Kaisha | Joint device for joining pretensioned brace member to connector nodes in space truss structure |
| CN101280613A (en) * | 2008-03-13 | 2008-10-08 | 边海波 | Girders assembling external member as well as girders and girders support system |
| CN101314972A (en) * | 2008-06-24 | 2008-12-03 | 浙江大学 | Connecting structure for suspendome |
| CN201679095U (en) * | 2010-03-09 | 2010-12-22 | 浙江东南网架股份有限公司 | Space structural butterfly-shaped cast steel tubular joint |
| CN102003028A (en) * | 2010-10-20 | 2011-04-06 | 天津大学 | Non-purlin bolt ball node grid structure and manufacturing method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103898991A (en) * | 2014-04-10 | 2014-07-02 | 北京工业大学 | Sleeve-type pipe node |
| CN104295084A (en) * | 2014-10-29 | 2015-01-21 | 朱宏宇 | Screw pin clamping plate joints, independent frame, independent mold frame and construction method of independent mold frame |
| WO2018184530A1 (en) * | 2017-04-07 | 2018-10-11 | 泉州市鼎为建筑技术有限公司 | Self-fastening rod connector |
| CN115370069A (en) * | 2021-08-29 | 2022-11-22 | 沈阳大学 | BFRP-steel combined chord truss and assembling implementation method thereof |
| CN113914460A (en) * | 2021-09-28 | 2022-01-11 | 山东经典建筑研究院有限公司 | Large-span repairable assembly type node and assembly method |
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Application publication date: 20130703 |