CN107100318B - A kind of production method of binode complexity inverted triangle main couple - Google Patents

A kind of production method of binode complexity inverted triangle main couple Download PDF

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Publication number
CN107100318B
CN107100318B CN201710240763.7A CN201710240763A CN107100318B CN 107100318 B CN107100318 B CN 107100318B CN 201710240763 A CN201710240763 A CN 201710240763A CN 107100318 B CN107100318 B CN 107100318B
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plate
type arc
node
web
weld seam
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CN107100318A (en
Inventor
栾公峰
陈韬
杨学斌
王伟
刘欢云
尹恒
李大壮
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China Construction Steel Structure Engineering Co Ltd
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China Construction Steel Structure Jiangsu Corp Ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/24Frameworks
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0486Truss like structures composed of separate truss elements
    • E04C2003/0495Truss like structures composed of separate truss elements the truss elements being located in several non-parallel surfaces

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The present invention relates to a kind of production methods of binode complexity inverted triangle main couple, the main couple includes four H-type arc components of uniform intervals arrangement side by side, the gusset plate being arranged on the H-type arc component of the left and right sides, through the top boom of four H-type arc components, the node sealing plate covered on the gusset plate of the left and right sides, the lower boom being held on node sealing plate, the web member arranged between top-bottom chord, cross plug board, the pin shaft stiffening plate arranged on the cross plug board and node sealing plate of the end setting of top boom and lower boom are arranged in top-bottom chord end.The present invention is according to own structural characteristics, by the way of " production of substep subregion ", improve production efficiency, fabrication cycle, and the production program of the node formulation special project according to subregion complexity are substantially reduced, the difficulty of production is effectively reduced, it is whole in manufacturing process to use total station auxiliary positioning, it ensure that production precision, provide certain experience, use easy to spread for the component production of similar difficulty.

Description

A kind of production method of binode complexity inverted triangle main couple
Technical field
The present invention relates to a kind of production of circular tube truss, specifically a kind of inverted triangle round tube purlin with bilateral complex node The production method of frame.Belong to construction steel structure technical field.
Background technique
With the rapid development of Steel Structure Industry, domestic and international steel construction project is also more and more, and the form of component is also more next More complicated, manufacture difficulty increases, and the production required precision of component is also higher and higher.For the producing efficiency for improving component, shorten How project duration targetedly using the production method that is most rationally simple and efficient is completed according to the design feature of component itself The production of component not only meets the force request of design, but also guarantees higher production precision welding quality, is always building iron knot The emphasis of structure industry research.
Certain engineering is located at capital Algiers, the International airport Bu Maiding west side, and construction profile is integrally T-shaped streamlined, newly Terminal builds up rear annual throughput up to 1,000 Wan Renci, will be the another new landmark in this area.This engineering mainly includes waiting Machine hall and finger corridor two parts, waiting hall for airplanes steel construction is by secondary arch, cantilevered structure and the curtain wall steel column between main arch truss, main arch Deng composition, main truss frame member is mainly dispersed with H-type and box section through upper lower edge based on triangular truss, between truss Point;Truss most important a part of structure as a whole, not only connects between truss segment, is also connected with the secondary arch of two sides, It plays an important role in the overall structure of the engineering.
This section of main couple is one section of complex node structure in the area waiting hall for airplanes 2-3, this section of overall length is about 20 meters, and main body is to fall Triangle tube truss structure runs through complex node between triangle round tube, and complex node is wherein arranged at left and right sides of truss, left side Node and truss ontology tilt angle reach 52 °, and have muti-piece gusset plate to run through entire node from top to bottom inside left node, It is larger to position assembly welding difficulty.Because this structure needs the main couple of other segmentations and secondary arch to be connected, production required precision is high, How on the make to overcome the unfavorable factors such as whole size Control, machining accuracy and welding deformation, becomes the difficulty of component production Point.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of binode complexity inverted triangle master for the above-mentioned prior art The production method of truss is set about from the assembling positioning and welding quality etc. for how controlling part, is probed into efficient, high quality Production method provides certain production experience for the production of such steel column.
The present invention solves the above problems used technical solution are as follows: a kind of production of binode complexity inverted triangle main couple Method, the main couple include four H-type arc components of uniform intervals arrangement side by side, the stiffener inside H-type arc component, The gusset plate being arranged on the H-type arc component of the left and right sides, through the top boom of four H-type arc components, the section of the left and right sides The node sealing plate covered in contact plate, the lower boom being held on node sealing plate, the web member arranged between top-bottom chord, top-bottom chord end Portion arranges cross plug board, is provided with lower boom stiffener and pin shaft stiffener between two blocks of node sealing plates of the left and right sides, winds up The pin shaft stiffening plate arranged on the cross plug board and node sealing plate of the setting of the end of bar and lower boom, the production method include Following steps:
Step 1: four H-type arc components are carried out scribing line positioning, the H-type arc component positioning web in left side, welding The weld seam of the three H-type arc components in right side;
Step 2: the node web in positioning left side first, is then positioned through the node of H-type arc component web two sides Plate, the weld seam welding between gusset plate and the web of H-type arc component finish;
Step 3: the top flange plate of left side H-type arc component is positioned, the weldering of top flange plate and gusset plate is welded Seam;
Step 4: after the completion of the weldering of the bottom wing listrium positioning group of left side H-type arc component, using total station to each portion of node The coordinate of position is proofreaded;Then will truss top boom insertion H-type arc component web in, welding top boom and web, The weld seam of gusset plate, and here finish the cross plug board weld seam welding of top boom end, or completed in component integral manufacturing The welding of cross plug board weld seam is finished afterwards;
Step 5: after previous step process makes detection qualification, after the board group of putting more energy into inside H-type arc component is soldered, The finally intermediate node web of assembling left node plate insertion web, welds the wing abdomen of intermediate node web and H-type arc component The weld seam of plate and two sides stiffener;
Step 6: the web member between assembling top boom welds the weld seam of web member and top boom referring to design drawing;And group Weld H-type arc component two sides end plate, the wing web weld seam of welded end plate and H-type arc component, and by component overturning 90 °, four It sets up support week to fix, be ready for subsequent assembly;
Step 7: the gusset plate positioning group of right side lattice section point is welded on the H-type arc component top flange plate of the rightmost side, Weld seam between welding node plate and with top flange plate;The node sealing plate of the then positioning assembling left and right sides, welds sealing plate and node The weld seam of plate and top flange plate;
Step 8: lower boom positioning is assembled on the node sealing plate of the left and right sides after upper procedure detection is qualified, and It is pre-positioned and the web member between the top-bottom chord in this region is subjected to positioning welding;
Step 9: assembling the left and right sides node sealing plate between lower boom two sides stiffener, weld stiffener between and with section The weld seam of contact plate, lower boom;Then each piece of stiffener of assembly and connection pin shaft part;
Step 10: the web member in other regions between positioning welding top-bottom chord, finally group weldering pin shaft adds after the completion of above-mentioned operation Strong plate.
Compared with the prior art, the advantages of the present invention are as follows:
The present invention is according to component itself overall structure feature, heavy in terms of assembly technology using the production method of substep subregion The positioning of point concern two sides complex node and with the positioning of the included angle of truss ontology, intra-node complex node plate assembling, H The precision of type arc component and end cross plug board.According to Deepen Design coordinate points, auxiliary observing and controlling is carried out using total station whole process Positioning;Welding contraction distortion, the welding quality control etc. that member section and part plate thickness are fully considered in terms of welding procedure, from most Just formulate reasonable groove type, welding assembly sequence, the control of welding parameter, weld preheating and rear hot measure etc. Hand ensure that the production precision of component integral solder quality and component.
Detailed description of the invention
Fig. 1 is binode complexity inverted triangle main couple structural schematic diagram of the present invention.
Fig. 2~Figure 12 is the production method flow chart of binode complexity inverted triangle main couple of the present invention.
Wherein:
H-type arc component 1, stiffener 2, gusset plate 3, top boom 4, node sealing plate 5, lower boom 6, web member 7, lower boom adds Strength plate 8, pin shaft stiffener 9, cross plug board 10, pin shaft stiffening plate 11.
Specific embodiment
Present invention is further described in detail with reference to embodiments.
Referring to Fig. 1, the present invention relates to a kind of production method of binode complexity inverted triangle main couple, the main couple includes Four H-type arc components 1 of uniform intervals arrangement side by side, the web of the H-type arc component 1 is curved surface, and end is arranged in end Sealing plate and internal setting muti-piece stiffener 2;Two pieces of welderings that intersect are respectively arranged on the H-type arc component 1 of the left and right sides The gusset plate 3 being connected together, wherein two pieces of gusset plates 3 for being located at left side are inserted into the web of H-type arc component 1 at an angle, Form left node;It is welded positioned at two pieces of gusset plates 3 on right side and the flange plate of H-type arc component 1, forms right side node;? Two top booms being parallel to each other 4, the left and right sides gusset plate 3 are interspersed on the web of four H-type arc components 1 Positioned at the ipsilateral of top boom 4, tilt angle is 52 ° between the left node and top boom 4;Node in the left and right sides The node sealing plate 5 of overlay node plate, one end of the node sealing plate 5 and the edge of a wing of H-type arc component 1 are respectively arranged on plate 3 Plate is welded and fixed, and two blocks of hanging and ipsilateral node sealing plates of the other end are used to install pin shaft in end in a fixed spacing, in left and right The free end of two blocks of node sealing plates 5 of two sides is provided with lower boom 6, between the top boom 4 and top boom 4 and top boom 4 with Web member 7 is set between lower boom 6;Lower boom stiffener 8 is provided between two blocks of node sealing plates 5 of the left and right sides and pin shaft is put more energy into Cross plug board 10 is arranged in the end of plate 9, the top boom 4 and lower boom 6, and pin shaft reinforcement is arranged on the node sealing plate 5 Plate 11.
Specific step is as follows for the production method of double X-type node complexity inverted triangle main couple in this example:
(1) welding equipment shown in Figure 2 sequence: being that four H-type arc components are carried out scribing line positioning first when production, Since left side H-type arc component is run through by left node plate, for convenient for subsequent assembling, left side positioning web, using total station Carry out the coordinate setting of each point;The weld seam of the three H-type arc components in welding right side at this time;
(2) welding equipment shown in Figure 3 through H-type arc component web: positioning node plate first is then positioned through H The two sides gusset plate of type arc component web, the positioning accuracy of several pieces of gusset plates must be accurate herein, in order to avoid influence subsequent members Assembling;The weld seam welding between the web of node web and gusset plate and left side H-type arc component is finished at this time, due to node Plate plate thickness is thicker, pays attention to carrying out the technological measures such as weld preheating, postweld heat preservation;
(3) referring to fig. 4, to avoid the weld seam of subsequent certain narrow positions that from can not welding, this step is by left side H-type arc The top flange plate of component is positioned, and the weld seam of top flange plate and gusset plate is welded;
(4) referring to Fig. 5, after the completion of the weldering of the bottom wing listrium positioning group of left side H-type arc component, using total station to node The coordinate at each position is proofreaded;Then will truss top boom round tube insertion H-type arc component web in, welding round tube with The weld seam of web, gusset plate, and the cross plug board weld seam of pipe end can be welded finish here, it can also integrally be made in component It is welded after the completion of making;
It (5), can be by the board group weldering of putting more energy into inside H-type arc component referring to Fig. 6 after previous step process makes detection qualification After complete, the intermediate node web of left node plate insertion web, welding intermediate node web and H-type arc component are finally assembled The weld seam that wing web and two sides are put more energy into.This twice group welder's sequence, since each gusset plate plate thickness is thicker, and angle is smaller between each plate, It must be allowed for access down after the assay was approved in strict accordance with assembling sequence and welding parameter welding to assembling procedure;
(6) web member between top boom is assembled referring to Fig. 7, referring to design drawing, the weld seam of branch pipe welded directly to the run pipe and supervisor;To guarantee Hole is bolted not because welding deformation shifts, group welds the two sides end plate of H-type arc component, welded end plate and H-type arc component at this time Wing web weld seam, and component is overturn 90 °, surrounding is set up support and is fixed, and is ready for subsequent assembly;
(7) the gusset plate positioning group of right side node is welded on the H-type arc component top flange plate of the rightmost side referring to Fig. 8, Weld seam between welding node plate and with top flange plate;The gusset plate sealing plate of the then positioning assembling left and right sides, welding sealing plate and section The weld seam of contact plate and top flange plate;
(8) after referring to procedure detection qualification on Fig. 9, lower boom positioning is assembled into the node sealing plate of the left and right sides On, it is fixed in advance herein not influence the welding between subsequent each plate due to arranging the stiffener of double-sided symmetrical in node sealing plate herein Web member between top-bottom chord in this region is carried out positioning welding by position;
(9) referring to Figure 10~12, the stiffener of the lower boom two sides between the node sealing plate of the left and right sides is assembled, stiffener is welded Between and the weld seam with gusset plate, lower boom;Then each piece of stiffener of assembly and connection pin shaft part, due to pin shaft stiffener herein It is smaller with node sealing plate spacing, pay attention to the welding quality of weld seam herein;After the completion of above-mentioned operation, between positioning welding top-bottom chord its The web member in its region, the accessory structures such as finally group weldering pin shaft stiffening plate.
In addition to the implementation, all to use equivalent transformation or equivalent replacement the invention also includes there is an other embodiments The technical solution that mode is formed should all be fallen within the scope of the hereto appended claims.

Claims (1)

1. a kind of production method of binode complexity inverted triangle main couple, the main couple includes the four of uniform intervals arrangement side by side A H-type arc component, the stiffener inside H-type arc component, the gusset plate being arranged on the H-type arc component of the left and right sides pass through The top boom of four H-type arc components is worn, the node sealing plate covered on the gusset plate of the left and right sides is held on node sealing plate Cross plug board is arranged in lower boom, the web member arranged between top-bottom chord, top-bottom chord end, two blocks of node sealing plates of the left and right sides it Between be provided with lower boom stiffener and pin shaft stiffener, the cross plug board and node envelope of the end setting of top boom and lower boom The pin shaft stiffening plate arranged on plate, it is characterised in that the production method the following steps are included:
Step 1: four H-type arc components are carried out scribing line positioning, the H-type arc component positioning web in left side, welding right side The weld seam of three H-type arc components;
Step 2: the node web in positioning left side first, is then positioned through the gusset plate of H-type arc component web two sides, save Weld seam welding between contact plate and the web of H-type arc component finishes;
Step 3: the top flange plate of left side H-type arc component is positioned, the weld seam of top flange plate and gusset plate is welded;
Step 4: after the completion of the weldering of the bottom wing listrium positioning group of left side H-type arc component, using total station to each position of node Coordinate is proofreaded;Then by the web of the top boom insertion H-type arc component of truss, top boom and web, node are welded The weld seam of plate, and here finish the cross plug board weld seam welding of top boom end, or will after the completion of component integral manufacturing The welding of cross plug board weld seam finishes;
Step 5: after previous step process makes detection qualification, after the board group of putting more energy into inside H-type arc component is soldered, finally Assemble left node plate insertion web intermediate node web, welding intermediate node web and H-type arc component wing web and The weld seam of two sides stiffener;
Step 6: the web member between assembling top boom welds the weld seam of web member and top boom referring to design drawing;And organize weldering H-type The two sides end plate of arc component, the wing web weld seam of welded end plate and H-type arc component, and component is overturn 90 °, surrounding is set up Support is fixed, and is ready for subsequent assembly;
Step 7: the gusset plate positioning group of right side lattice section point is welded on the H-type arc component top flange plate of the rightmost side, weld Weld seam between gusset plate and with top flange plate;Then positioning assembling the left and right sides node sealing plate, welding sealing plate and gusset plate and The weld seam of top flange plate;
Step 8: lower boom positioning is assembled on the node sealing plate of the left and right sides, and in advance after upper procedure detection is qualified Web member between top-bottom chord in this region is carried out positioning welding by positioning;
Step 9: assembling the left and right sides node sealing plate between lower boom two sides stiffener, weld stiffener between and with gusset plate, The weld seam of lower boom;Then each piece of stiffener of assembly and connection pin shaft part;
Step 10: the web member in other regions between positioning welding top-bottom chord, finally group weldering pin shaft is reinforced after the completion of above-mentioned operation Plate.
CN201710240763.7A 2017-04-13 2017-04-13 A kind of production method of binode complexity inverted triangle main couple Active CN107100318B (en)

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CN107938852B (en) * 2017-11-30 2020-03-06 上海宝冶集团有限公司 Construction method for large-scale inhaul cable lock head node
CN109057035A (en) * 2018-03-13 2018-12-21 王维奇 Structural unit body is set to obtain the scheme for stablizing prestressing force in order to transport and assemble
CN109184225B (en) * 2018-10-23 2021-04-02 中建三局安装工程有限公司 Assembling method of four-chord prismatic bending-twisting circular tube truss structure system
CN112317979A (en) * 2020-09-25 2021-02-05 中国二十二冶集团有限公司 Pipe truss multi-pipe welding method

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IT1181464B (en) * 1984-11-09 1987-09-30 Paglianti Antonio Eliano RETICULAR STRUCTURE
US6966501B2 (en) * 2003-05-27 2005-11-22 Deere & Company Agricultural boom structure
CN102296750B (en) * 2011-05-31 2013-03-27 中铁十局集团建筑工程有限公司 Construction method of wide span prestressed beam string structure

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Address after: No.1908, Zhongtian Meijing building, No.2009, Pingshan Avenue, Liulian community, Pingshan street, Pingshan District, Shenzhen, Guangdong 518000

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Patentee before: CHINA CONSTRUCTION STEEL STRUCTURE JIANGSU Co.,Ltd.