CN104741851A - Jig frame for long-span pipe truss modularization manufacturing and modularization manufacturing method - Google Patents
Jig frame for long-span pipe truss modularization manufacturing and modularization manufacturing method Download PDFInfo
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- CN104741851A CN104741851A CN201510119502.0A CN201510119502A CN104741851A CN 104741851 A CN104741851 A CN 104741851A CN 201510119502 A CN201510119502 A CN 201510119502A CN 104741851 A CN104741851 A CN 104741851A
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- Prior art keywords
- truss
- pipe truss
- module
- installation
- winding support
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/24—Frameworks
Abstract
The invention discloses a jig frame for long-span pipe truss modularization manufacturing and a modularization manufacturing method. The jig frame is formed by a working table face, a plurality of positioning tools and two end fixing tools. The method includes the steps of module division, jig frame manufacturing in place, overall pipe truss installation, flange installation and connection, other part plate installation, flange bolt disassembling, pipe truss module manufacturing completion, assembling and hanging according to module sequences after pipe truss modules are conveyed to a construction site, overall pipe truss installation completion and the like. By means of the jig frame and the modularization manufacturing method, a traditional method that welding connection is adopted in installation connection of a steel structural member pipe truss is changed, the overall long-span pipe truss is manufactured in the mode that the long-span pipe truss is divided into a plurality of unit modules, the unit modules are connected through high-strength bolts, and pre-assembling is carried out in a workshop of a plant; module production manufacturing is adopted, so that the site installation welding amount is reduced, the project quality is guaranteed, and the project overall construction schedule is quickened.
Description
Technical field
The present invention relates to a kind of moulding bed for Node In Large-span Pipe Truss modularization making and modularization making method, belong to the dynamo-electric installation of modular technical field of building.
Background technology
The application of tubular truss is in recent years more and more extensive, is widely used in industrial premises, public building gymnasium, high ferro platform, subway platform etc.Its rod member major part situation is only by axis pressure or pulling force, stress is evenly distributed on cross section, makes cross section have good resistance to compression and bending-twisting bearing capacity and comparatively large rigidity simultaneously, gives full play to the effect of material, thus tubular truss materials economy, decreases dead load.
Conventional steel structural elements tubular truss installs the method connecting and adopt Site Welding to connect, and there is welding capacity large, long in time limit, surrounding enviroment is caused to the problems such as air pollution, is difficult to ensure construction quality, construction speed and construction safety.
Summary of the invention
Goal of the invention: the object of the invention is to for the deficiencies in the prior art, a kind of moulding bed for Node In Large-span Pipe Truss modularization making and modularization making method are provided, the method both can lifting construction quality, guarantee construction speed and construction safety, turn improve production efficiency, reduce construction and maintenance cost simultaneously.
Technical scheme: a kind of moulding bed for Node In Large-span Pipe Truss modularization making of the present invention, be made up of work top, several positioning tools and two end winding support frocks, described positioning tool and the curved layout of end winding support frock are fixed on work top, described end winding support frock is positioned at the two ends that described arc is arranged, described positioning tool interval is fixed between end winding support frock.
Improve technique scheme further: described positioning tool comprises main backstop, secondary bracing frame and positioning table, described secondary bracing frame is installed vertically on main backstop, described positioning table is installed on the horizontal support face of secondary bracing frame, and be positioned at one end away from main backstop, horizontal support face, described positioning table is provided with horizontal location screwed pipe and the push bolt supporting with described horizontal location screwed pipe.
Improve technique scheme further: described end winding support frock is made up of base plate, fixed head and diagonal brace, described fixed head is vertically fixed on base plate, described diagonal brace is fixed between fixed head and base plate, described fixed head has the locating hole be connected with overall truss end ring flange.
Adopt above-mentioned moulding bed to carry out a method for Node In Large-span Pipe Truss modularization making, comprise the steps:
(1) Module Division, according to design document and drawing, resolves into the tubular truss module of some Pin chips by every Pin tubular truss, according to concrete engineering, general tubular truss Module Division is 7-12.
(2) moulding bed makes in place, according to design document and drawing making positioning tool and end winding support frock, determines the position of the area of work top, positioning tool and end winding support frock and the absolute altitude of positioning fixture and end winding support frock.
(3) integral tube truss installa-tion, first, with finished product bend pipe for raw material on the positioning tool of installation group to lower boom, top boom, secondly, in the middle of top-bottom chord, install web member, brace additional, then, top boom lapping ends is welded and fixed on lower boom; Finally, overall truss end is fixed on the positioning tool of end.
(4) ring flange installation be connected, according to the decomposition of step (1), integral tube truss is determined ring flange position, then ring cutting goes out ring flange installation position, finally ring flange is fixed on ring flange installation position, adjacent flanges dish is fixedly connected with by flange bolt.
(5) install other part plate, dismounting flange bolt, tubular truss module making completes.
(6) carry out assembling, lifting according to sequence of modules after tubular truss module being transported to job site, complete integral tube truss installa-tion.
Further optimization as to technique scheme: also comprise each tubular truss module after to decomposition in described step (1) and be numbered.
Accordingly: each tubular truss module that described step (5) comprises completing pastes labeling, and described labeling comprises specification and the numbering of component.
Further: also include in described step (5) and according to Module Division order, the pre-assembled detection of factory is carried out to each tubular truss module product completed.
Compared with prior art, its beneficial effect is in the present invention:
(1) the present invention splits into the making of some unit modules Node In Large-span Pipe Truss, adopts high-strength bolt to install and connect between unit module; Installed by Node In Large-span Pipe Truss and adopt modular technology installation, changing conventional steel structural elements tubular truss and install the method connecting and adopt and be welded to connect, is a kind of innovation of dynamo-electric mounting technique.
(2) the present invention utilizes RF identification (RFID) to number each tubular truss module in location, guarantees the unique identification degree of module product in projects, substantially increases the efficiency that tubular truss is installed, embody the high precision of digitizing technique application.
(3) the present invention saves the duration greatly, decreases setting up of a large amount of work high above the ground and auxiliary equipment, is improving technical level and while efficiency, is shortening installation period, greatly ensured the safety of workmen.
(4) the present invention is extremely applicable to the enforcement of project program abroad, as large stadium installing engineering etc., the modularized design of tubular truss makes shipment, remove unload, installation effectiveness greatly improves.
In sum, structure of the present invention is simple, easy to operate, precision is good and production efficiency is high, is convenient to the applications of installing at the Node In Large-span Pipe Truss such as stadium, large stadium, realizes industrialization promotion, have good market prospects.
Accompanying drawing explanation
Fig. 1 is certain outer engineering project gymnasium structural representation described in embodiment 1.
Fig. 2 is tubular truss Module Division schematic diagram in embodiment 1.
Fig. 3 is the structural representation of moulding bed of the present invention.
Fig. 4 is integral tube truss end structural representation in embodiment 1.
Fig. 5 is the structural representation of positioning tool of the present invention.
Fig. 6 is the top view of positioning tool of the present invention.
Fig. 7 is the front view of end winding support frock of the present invention.
Fig. 8 is the side view of end winding support frock of the present invention.
Fig. 9 is the partial top view of end winding support frock of the present invention.
In figure: 1, work top, 2, positioning tool, 3, end winding support frock, 4, top boom, 5, lower boom, 6, main backstop, 7, secondary bracing frame, 8, positioning table, 9, horizontal location screwed pipe, 10, push bolt, 11, base plate, 12, fixed head, 13, diagonal brace.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to described embodiment.
Embodiment 1: as shown in Figure 3, a kind of moulding bed for Node In Large-span Pipe Truss modularization making, be made up of work top 1, several positioning tools 2 and two end winding support frocks 3, described positioning tool 2 is fixed on work top 1 with the curved layout of end winding support frock 3, described end winding support frock 3 is positioned at the two ends that described arc is arranged, described positioning tool 2 interval is fixed between end winding support frock 3.
Described positioning tool comprises main backstop 6, secondary bracing frame 7 and positioning table 8, described secondary bracing frame 7 is installed vertically on main backstop 6, described positioning table 8 is installed on the horizontal support face of secondary bracing frame 7, and be positioned at one end away from main backstop 6, horizontal support face, described positioning table 8 is provided with horizontal location screwed pipe 9 and the push bolt 10 supporting with described horizontal location screwed pipe 9, refers to Fig. 5 and 6.
Described end winding support frock is made up of base plate 11, fixed head 12 and diagonal brace 13, described fixed head 12 is vertically fixed on base plate 11, described diagonal brace 13 is fixed between fixed head 12 and base plate 11, described fixed head 12 has the locating hole be connected with overall truss end ring flange, refer to Fig. 7,8 and 9.
As shown in Figure 1, certain project program abroad gymnasium version is triangle bend pipe truss, monolithic bend pipe truss, diagonal brace, purlin etc., and the main material specification of truss is PIP273 × 9, main material specification PIP127 × 3 of diagonal brace, main material specification PIP89 × 3 of purlin.Bend pipe radian outer arc Φ=24m, inner arc Φ=24.5m.Conveniently each integral tube truss is divided into 7 modules by Container Transport and installation, carries out modules making, install finally by Flange joint according to design.Concrete fabrication and installation method, comprises the steps:
(1) Module Division, according to design document and drawing, resolves into the tubular truss module of 7 Pin chips, refers to Fig. 2 by every Pin tubular truss.
RF identification (RFID) is utilized to number each tubular truss module in location.According to dividing module, RFID numbering being carried out to each module of producing, guaranteeing the unique identification degree of module product in projects, realizing the efficient accuracy that tubular truss is installed.
(2) moulding bed makes in place, according to design document and drawing making positioning tool and end winding support frock, determine the position of the area of work top, positioning tool and end winding support frock and the absolute altitude of positioning fixture and end winding support frock, and check the intensity of positioning tool and end winding support frock.
(3) integral tube truss installa-tion, first, with finished product bend pipe for raw material on the positioning tool of installation group to lower boom, top boom, and the radian of designing requirement is fixed into frock clamp, secondly, in the middle of top-bottom chord, web member, brace is installed additional, then, top boom lapping ends is welded and fixed on lower boom, as shown in Figure 4; Finally, overall truss end is fixed on the positioning tool of end, ensures that overall chord member does not produce axial deformation in follow-up assembling process by end winding support.
(4) ring flange installation be connected, according to the decomposition of step (1), integral tube truss is determined ring flange position, then ring cutting goes out ring flange installation position, finally ring flange is fixed on ring flange installation position, adjacent flanges dish is fixedly connected with by flange bolt.
(5) other part plate are installed, dismounting flange bolt, tubular truss module making completes, then, according to Module Division order, the pre-assembled detection of factory is carried out to each tubular truss module product completed, is conducive to control and the raising of installation quality, finally, paste labeling to each tubular truss module completed, described labeling comprises specification and the numbering of component.
(6) carry out assembling, lifting according to sequence of modules after tubular truss module being transported to job site, complete integral tube truss installa-tion, truss assembling adopts high-strength bolt to connect, and decreases the difficulty of a large amount of amount of high-altitude operation and assembling lifting.Decrease a large amount of scaffold buildings, reduce safe construction and control difficulty and security risk.
As mentioned above, although represented with reference to specific preferred embodiment and described the present invention, it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention prerequisite not departing from claims definition, various change can be made in the form and details to it.
Claims (7)
1. the moulding bed for Node In Large-span Pipe Truss modularization making, it is characterized in that: described moulding bed is made up of work top, several positioning tools and two end winding support frocks, described positioning tool and the curved layout of end winding support frock are fixed on work top, described end winding support frock is positioned at the two ends that described arc is arranged, described positioning tool is fixed between end winding support frock.
2. a kind of moulding bed for Node In Large-span Pipe Truss modularization making according to claim 1, it is characterized in that: described positioning tool comprises main backstop, secondary bracing frame and positioning table, described secondary bracing frame is installed vertically on main backstop, described positioning table is installed on the horizontal support face of secondary bracing frame, and be positioned at one end away from main backstop, horizontal support face, described positioning table is provided with horizontal location screwed pipe and the push bolt supporting with described horizontal location screwed pipe.
3. a kind of moulding bed for Node In Large-span Pipe Truss modularization making according to claim 1, it is characterized in that: described end winding support frock is made up of base plate, fixed head and diagonal brace, described fixed head is vertically fixed on base plate, described diagonal brace is fixed between fixed head and base plate, described fixed head has the locating hole be connected with overall truss end ring flange.
4. adopt moulding bed described in claim 1 to carry out a method for Node In Large-span Pipe Truss modularization making, it is characterized in that: comprise the steps:
(1) Module Division, according to design document and drawing, resolves into the tubular truss module of some Pin chips by every Pin tubular truss;
(2) moulding bed makes in place, according to design document and drawing making positioning tool and end winding support frock, determines the position of the area of work top, positioning tool and end winding support frock and the absolute altitude of positioning fixture and end winding support frock;
(3) integral tube truss installa-tion, first, with finished product bend pipe for raw material on the positioning tool of installation group to lower boom, top boom, secondly, in the middle of top-bottom chord, install web member, brace additional, then, top boom lapping ends is welded and fixed on lower boom; Finally, overall truss end is fixed on the positioning tool of end;
(4) ring flange installation be connected, according to the decomposition of step (1), integral tube truss is determined ring flange position, then ring cutting goes out ring flange installation position, finally be fixed on by ring flange on ring flange installation position, adjacent flanges dish is fixedly connected with by flange bolt;
(5) install other part plate, dismounting flange bolt, tubular truss module making completes;
(6) carry out assembling, lifting according to sequence of modules after tubular truss module being transported to job site, complete integral tube truss installa-tion.
5. the method for Node In Large-span Pipe Truss modularization making according to claim 4, is characterized in that: also comprise each tubular truss module after to decomposition in described step (1) and be numbered.
6. the method for Node In Large-span Pipe Truss modularization making according to claim 5, is characterized in that: each tubular truss module that described step (5) comprises completing pastes labeling, and described labeling comprises specification and the numbering of component.
7. the method for Node In Large-span Pipe Truss modularization making according to claim 4, is characterized in that: also include in described step (5) and carry out the pre-assembled detection of factory to each tubular truss module product completed according to Module Division order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510119502.0A CN104741851B (en) | 2015-03-18 | 2015-03-18 | Moulding bed and modularization making method for Node In Large-span Pipe Truss modularization making |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510119502.0A CN104741851B (en) | 2015-03-18 | 2015-03-18 | Moulding bed and modularization making method for Node In Large-span Pipe Truss modularization making |
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| Publication Number | Publication Date |
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| CN104741851A true CN104741851A (en) | 2015-07-01 |
| CN104741851B CN104741851B (en) | 2016-10-12 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201752827U (en) * | 2009-12-07 | 2011-03-02 | 天津二十冶建设有限公司 | Assembly jig for assembling pipe trusses |
| CN201862956U (en) * | 2010-11-29 | 2011-06-15 | 中冶建工有限公司 | Assembly molding bed rack applicable to truss girder assembly |
| CN102513771A (en) * | 2011-12-01 | 2012-06-27 | 沪东重机有限公司 | Positioning fixture for welding of U-shaped injection pipe |
| CN202416882U (en) * | 2011-12-14 | 2012-09-05 | 中国一冶集团有限公司 | Track for slippage installation of large-span pipe truss |
| CN203495465U (en) * | 2013-08-21 | 2014-03-26 | 安徽鸿路钢结构(集团)股份有限公司 | Jig frame for assembling truss main pipe |
| CN204603635U (en) * | 2015-03-18 | 2015-09-02 | 中建安装工程有限公司 | For the moulding bed of Node In Large-span Pipe Truss modularization making |
-
2015
- 2015-03-18 CN CN201510119502.0A patent/CN104741851B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201752827U (en) * | 2009-12-07 | 2011-03-02 | 天津二十冶建设有限公司 | Assembly jig for assembling pipe trusses |
| CN201862956U (en) * | 2010-11-29 | 2011-06-15 | 中冶建工有限公司 | Assembly molding bed rack applicable to truss girder assembly |
| CN102513771A (en) * | 2011-12-01 | 2012-06-27 | 沪东重机有限公司 | Positioning fixture for welding of U-shaped injection pipe |
| CN202416882U (en) * | 2011-12-14 | 2012-09-05 | 中国一冶集团有限公司 | Track for slippage installation of large-span pipe truss |
| CN203495465U (en) * | 2013-08-21 | 2014-03-26 | 安徽鸿路钢结构(集团)股份有限公司 | Jig frame for assembling truss main pipe |
| CN204603635U (en) * | 2015-03-18 | 2015-09-02 | 中建安装工程有限公司 | For the moulding bed of Node In Large-span Pipe Truss modularization making |
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| Publication number | Publication date |
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| CN104741851B (en) | 2016-10-12 |
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Address after: 210000 Yaojia Road, Qixia District, Nanjing, Jiangsu Province Patentee after: China Construction Installation Group Co., Ltd. Address before: 210000 Yaojia Road, Qixia District, Nanjing, Jiangsu Province Patentee before: China Construction Industrial Equipment Installation Co., Ltd. |
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