CN109505411A - Tube truss structure roofing installation method - Google Patents

Tube truss structure roofing installation method Download PDF

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Publication number
CN109505411A
CN109505411A CN201811291986.7A CN201811291986A CN109505411A CN 109505411 A CN109505411 A CN 109505411A CN 201811291986 A CN201811291986 A CN 201811291986A CN 109505411 A CN109505411 A CN 109505411A
Authority
CN
China
Prior art keywords
boom
web
installation
tube truss
setting
Prior art date
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.)
Pending
Application number
CN201811291986.7A
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Chinese (zh)
Inventor
孟鑫
李鹏飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kocel Steel Structure Co Ltd
Original Assignee
Kocel Steel Structure Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kocel Steel Structure Co Ltd filed Critical Kocel Steel Structure Co Ltd
Priority to CN201811291986.7A priority Critical patent/CN109505411A/en
Publication of CN109505411A publication Critical patent/CN109505411A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • 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
    • E04C3/08Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with apertured web, e.g. with a web consisting of bar-like components; Honeycomb girders
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/162Handles to carry construction blocks

Abstract

The present invention provides a kind of tube truss structure roofing installation method, is related to building field, wherein tube truss structure includes the lower boom, top boom and web member of split settings;The installation method includes: to install lower boom handling to installation site;Top boom is sling to the setting position for being higher than lower boom;Web member is connected between lower boom and top boom, so that lower boom, top boom and web member are assembled into an entirety.Through the invention, the problem that tube truss structure installation difficulty is big in the prior art is alleviated.

Description

Tube truss structure roofing installation method
Technical field
The present invention relates to building fields, more particularly, to a kind of tube truss structure roofing installation method.
Background technique
Tubular truss refers to round bar part in the grid structures that end is connected with each other and is formed.
Tube truss structure is readily configured various shapes because its structure materials economy, dead load are light to adapt to different use On the way, people can require the functional requirement of building, sense organ and economic benefit requires ideally to be combined together, therefore be got over Carry out more uses in the structure of the comprehensive commercial square roofing of various large sizes.
But since the tube truss structure engineering scale of construction is big, installation site is located at position among roofing, in the higher situation of floor Under, crane is difficult to construct in periphery;And list Pin component is heavier, construction site tower crane elevating capacity is unable to satisfy lifting requirement;Cause This, has that tube truss structure installation difficulty is big.
Summary of the invention
Present invention has been made in view of the above problems, and its purpose is to provide a kind of tube truss structure roofing installation sides Method, to alleviate the problem that tube truss structure installation difficulty is big present in the relevant technologies.
The present invention provides a kind of tube truss structure roofing installation method, tube truss structure include split settings lower boom, Top boom and web member;Installation method includes:
Lower boom handling is installed to installation site;
Top boom is sling to the setting position for being higher than lower boom;
Web member is connected between lower boom and top boom so that lower boom, top boom and web member be assembled into one it is whole Body.
Further, top boom was sling to the step of setting position for being higher than lower boom and includes:
Level is laid with sliding rail;
Top boom is sling by the allocation and transportation trolley being located on sliding rail to setting position.
Further, chord member, which was sling to the step of setting position for being higher than lower boom, includes:
Top boom is hoisted on allocation and transportation trolley;
Adjustment allocates and transports trolley to installation site;
Operator slings the top boom being located on allocation and transportation trolley to setting position.
Further, sliding rail is laid between top boom and lower boom.
Further, operator, which slings the top boom being located on allocation and transportation trolley to the step of setting position, includes:
Hoisting tool is hung to the both ends of top boom;
The both ends of top boom are individually secured to hoisting tool with bondage part;
Top boom is promoted to setting height with jack;
Extraction allocation and transportation trolley;
The spacing between top boom and lower boom is adjusted, is located at the center line of top boom and lower boom same vertical flat Face.
Further, hoisting tool includes column, crossbeam and fixing piece, and crossbeam is connected between two root posts, forms door The both ends of shape, fixing piece are detachably connected with two root posts respectively, and fixing piece is used to support top boom, to pass through the height of fixing piece The height of the variation adjustment top boom of degree.
Further, the step of web member being connected between lower boom and top boom include:
Web member is hung between top boom and lower boom;
One end of web member is soldered to top boom;
The other end of web member is soldered to lower boom.
Further, web member includes vertical web rod and diagonal web member;The step of web member is connected between lower boom and top boom Further include:
Vertical web rod is first welded, then welds diagonal web member;
The both ends of every vertical web rod and diagonal web member are connect with top boom and lower boom respectively.
Further, lower boom is divided into multistage, lower boom handling was installed to the step of installation site includes:
Build scaffold;
Multistage lower boom is successively hung to installation site and in one line and be assembled integrally;
The height and flatness of lower boom after adjusting assembling;
Correct the chord length of every lower boom;
Weld the docking location between lower boom.
Further, top boom is divided into multistage, and every section of top boom passes through web member and connect with lower boom;Installation method also wraps It includes:
The top boom connecting with web member will be completed and completed the top boom connecting with web member welding with adjacent;
Two top booms of welding are in one line, and head and the tail weld.
According to above technical solution, the present invention can generate it is following the utility model has the advantages that
The present invention provides a kind of tube truss structure roofing installation methods, wherein tube truss structure includes split settings Lower boom, top boom and web member;The installation method includes: to install lower boom handling to installation site;Top boom is sling To the setting position for being higher than lower boom;Web member is connected between lower boom and top boom, so that lower boom, top boom and web member It is assembled into an entirety.The present invention by the way that tube truss structure is carried out split settings, also, by the lower boom of split settings, Top boom and web member are assembled according to above-mentioned particular step, are formed list Pin tubular truss, are finally completed more Pin tube truss structures Integral installation, formed tube truss structure roofing.
Due to split settings, each seperated part that can successively lift tubular truss realizes lifting, thus make to lift work not by To the limitation of single Pin tubular truss overall weight, thus, reducing tubular truss installation difficulty both can be shortened and is applied using the technical solution The work period, and construction quality can be improved, guarantee construction safety.
Other features and advantages of the present invention will illustrate in the following description, alternatively, Partial Feature and advantage can be with Deduce from specification or unambiguously determine, or by implementing above-mentioned technology of the invention it can be learnt that.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of tubular truss in the prior art;
Fig. 2 is the tubular truss floor plan of tube truss structure roofing in the prior art;
Fig. 3 is the step flow chart of tube truss structure roofing installation method provided in this embodiment;
Fig. 4 is the step flow chart of step S100 in Fig. 3;
Fig. 5 is the step flow chart of step S200 in Fig. 3;
Fig. 6 is the step flow chart of step S230 in Fig. 5;
Fig. 7 is the step flow chart of step S300 in Fig. 3;
Fig. 8 is the overall structure diagram of the allocation and transportation trolley in Fig. 5;
Fig. 9 is the overall structure diagram of the hoisting tool in Fig. 6.
Appended drawing reference: 1- tubular truss;11- lower boom;12- top boom;13- vertical web rod;14- diagonal web member;21- frame;22- Idler wheel;31- column;32- crossbeam;33- fixing piece;34- pedestal;35- strut;36- bearing diagonal.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " centre ", "upper", "lower", "vertical", "horizontal", etc. refer to The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings or when invention product use usually puts The orientation or positional relationship put, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention System.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical" It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect It connects;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, can also indirectly connected through an intermediary, it can To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition Concrete meaning in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following Feature in embodiment and embodiment can be combined with each other.
Fig. 1 is the overall structure diagram of tubular truss in the prior art, and Fig. 2 is tube truss structure roofing in the prior art Tubular truss floor plan.
Referring to Fig.1, single Pin tubular truss 1 includes lower boom 11, top boom 12 and the abdomen for connecting top boom 11 and lower boom 12 Bar, wherein web member includes being located at top boom 11 and the intermediate position of lower boom 12 and the vertical web rod 13 of two-end part and being located at Diagonal web member 14 between adjacent vertical web rod 13.
Referring to Fig. 2, tubular truss roof structure is arranged side by side by more Pin tubular truss 1 and is formed.
In the prior art, since the tube truss structure engineering scale of construction is big, installation site is located at position among roofing, floor compared with In the case where height, crane is difficult to construct in periphery;And list Pin component is heavier, construction site tower crane elevating capacity is unable to satisfy lifting It is required that;Accordingly, there exist the big problems of tube truss structure installation difficulty.
In contrast, present embodiments providing a kind of tube truss structure roofing installation method.
Fig. 3 is the step flow chart of tube truss structure roofing installation method provided in this embodiment;Fig. 4 is step in Fig. 3 The step flow chart of S100;Fig. 5 is the step flow chart of step S200 in Fig. 3;Fig. 6 is the step process of step S230 in Fig. 5 Figure;Fig. 7 is the step flow chart of step S300 in Fig. 3;Fig. 8 is the overall structure diagram of the allocation and transportation trolley in Fig. 5;Fig. 9 is The overall structure diagram of hoisting tool in Fig. 6.
Referring to Fig. 3, in tube truss structure roofing installation method provided in this embodiment, tube truss structure is set including fission Lower boom, top boom and the web member set;The tube truss structure roofing installation method includes:
Step S100 installs lower boom handling to installation site;
Step S200 slings top boom to the setting position for being higher than lower boom;
Step S300, web member is connected between lower boom and top boom, so that lower boom, top boom and web member are assembled into For an entirety.
In above-mentioned method and step, by the way that tube truss structure is carried out split settings, also, by the lower edge of split settings Bar, top boom and web member are assembled according to above-mentioned particular step, are formed list Pin tubular truss, are finally completed more Pin tubular truss Integral installation forms tube truss structure roofing.
Due to split settings, each seperated part that can successively lift tubular truss realizes lifting, thus make to lift work not by To the limitation of single Pin tubular truss overall weight, thus, reducing tubular truss installation difficulty both can be shortened and is applied using the technical solution The work period, and construction quality can be improved, guarantee construction safety.
In the optinal plan of the present embodiment, preferably, above-mentioned step S200 includes horizontal laying sliding rail;It winds up Bar is sling by the allocation and transportation trolley being located on sliding rail to setting position.
Further, above-mentioned to sling top boom to the step S200 packet for the setting position for being higher than lower boom referring to Fig. 5 It includes:
Top boom is hoisted on allocation and transportation trolley by step S210;
Step S220, adjustment allocation and transportation trolley to installation site;
Step S230, operator sling the top boom being located on allocation and transportation trolley to setting position.
In addition, further, sliding rail is laid between top boom and lower boom.
Specifically, the top surface pre-determined distance that above-mentioned sliding rail can be layed in lower boom by channel steel is formed, this it is default away from From can be depending on engineering practice, in installation process, it is ensured that the spacing between adjacent rails is consistent, also, guarantees track Straight and flatness.
It is of course also possible to sliding rail is set to by lower boom position below by using the fixed mode of fixed column, It equally can be achieved to provide the function of track for allocation and transportation trolley, it should be apparent, however, that sliding rail is laid on top boom and lower boom Between, have and shortens the distance between sliding rail and setting position, reduce the height of lift of top boom, reduce installation difficulty etc. Beneficial effect.
In addition, the allocation and transportation smoothness in order to guarantee allocation and transportation trolley, referring to Fig. 8, above-mentioned allocation and transportation trolley is formed as follows Structure:
The allocation and transportation trolley include frame 21 and be set to frame bottom idler wheel 22, and frame 21 by four sections of H profile steels or It is surrounded by four sections of i shaped steels, is illustrated as structural diagrams made of frame 21 is surrounded using four sections of H profile steels.
In addition, in order to guarantee the accuracy of top boom installation site, while convenient for operation, further, being enabled referring to Fig. 6 The step S230 that slings to setting position of top boom that above-mentioned operator will be located on allocation and transportation trolley include:
Hoisting tool is hung to the both ends of top boom by step S231;
The both ends of top boom are individually secured to hoisting tool with bondage part by step S232;
Step S233 promotes top boom to setting height with jack;
Step S234, extraction allocation and transportation trolley;
Step S235 adjusts the spacing between top boom and lower boom, is located at the center line of top boom and lower boom same One perpendicular.
Wherein, height control is carried out by installation site of the hoisting tool to top boom, thus, it is ensured that itself and lower boom Between short transverse on spacing in strict conformity with construction requirement, guarantee the uniformity of tubular truss integral installation.
Further, referring to Fig. 9, above-mentioned hoisting tool includes column 31, crossbeam 32 and fixing piece 33, and crossbeam 32 connects It connects between two root posts 31, forms gate-shaped, the both ends of fixing piece 33 are detachably connected with two root posts 31 respectively, fixing piece 33 It is used to support top boom, to pass through the height of the variation adjustment top boom of the height of fixing piece 33;In addition, for web beam 32 With the bonding strength between column 31, bearing diagonal 36 can be connected between crossbeam 32 and column 31.
When specifically used, two above-mentioned hoisting tool opposition are lifted on the top boom on allocation and transportation trolley using tower crane The both ends of top boom are individually secured on fixing piece 33 with suspender belt or wirerope or other bondage parts, are mentioned using jack by both ends It rises fixing piece 33 and then promotes top boom to setting height, extraction allocation and transportation trolley determines top boom under by steel ruler or tape measure Spacing between chord member, and using sash weight or otherwise determine the center line of top boom and lower boom in same vertical plane On, after spacing, height, center line determine, then carry out step S300 web member being connected between lower boom and top boom.
In addition, as shown in figure 9, pedestal 34 and strut 35, the bottom of column 31 can be arranged in the bottom of above-mentioned column 31 Be connected on pedestal 34 by strut 35, strut 35 therein can with the removable connection in bottom of column 31, thus, utilize the support The height of the adjustment crossbeam 32 of bar 35;In addition, for the bonding strength between web beam 32 and column 31, can also as shown in figure 9, Bearing diagonal 36 is set between crossbeam 32 and column 31
In the optinal plan of the present embodiment, preferably, web member is connected between lower boom and top boom referring to Fig. 7, So that the step S300 that lower boom, top boom and web member are assembled into an entirety includes:
Step S310, web member is hung between top boom and lower boom;
One end of web member is soldered to top boom by step S320;
The other end of web member is soldered to lower boom by step S330.
Further, above-mentioned web member includes vertical web rod and diagonal web member;Web member is connected between lower boom and top boom Step S300 further include:
Vertical web rod is first welded, then welds diagonal web member;
The both ends of every vertical web rod and diagonal web member are connect with top boom and lower boom respectively.
The step is not shown in the figure.
In addition, the spatial stability in order to guarantee the truss after welding vertical web rod, before welding diagonal web member, above-mentioned Welding vertical web rod and welding diagonal web member between can also carry out weld seam weld all around to the upper truss for being equipped with vertical web rod and lower truss, In the case where weld all around step, hoisting tool can hang open current working site after weld seam weld all around.
In addition, in order to further reduce the weight of lower boom, further to reduce difficulty of construction, improve construction safety Property, in the optinal plan of the present embodiment, preferably, lower boom is enabled to be divided into multistage, referring to Fig. 4, by lower boom handling install to The step S100 of installation site includes:
Step S110, builds scaffold;
Multistage lower boom is successively hung to installation site and in one line and be assembled integrally by step S120;
Step S130, the height and flatness of the lower boom after adjusting assembling;
Step S140 corrects the chord length of every lower boom;
Step S150 welds the docking location between lower boom.
Wherein, in the step s 120, first multistage lower boom can be hung according to the structure being assembled integrally segmentation in one line It is filled on scaffold, then multistage lower boom is successively lifted and assembled;
In step s 130, after can be by the way that setting is hung to installation site corresponding to two adjacent lower booms on scaffold Interface cushion block and carry out absolute altitude control with level, while being carried out using the height of jack pair lower boom and flatness It adjusts;, can be in weld lined duct in order to guarantee welded stability in step S150, it can be into one after the completion of welding Step is polished, and keeps weld smooth, to avoid corroding, can mend brush antirust paint in weld after the completion of welding;
In addition, in step s 110, scaffold is needed in strict accordance with " construction fastener type steel pipe scaffold safe practice Specification " regulation builds, wherein height dimension and width dimensions ratio are less than or equal to 3, upright bar from top layer horizon bar center line extremely The length of support top surface is less than or equal to 0.5m;The length of horizon bar is greater than or equal to 3 across each connector center to closest main section The distance of point is less than or equal to the 1/3 of advance size.Full hall frame is lower than the installed height mark position 200mm or so of truss lower boom, Truss whole height is adjusted convenient for placing jack, while being laid with horizontal square tube and plank sheathing as operating platform, for holding It is walked about by the equipment such as door frame, gas cylinder, welding machine and construction personnel.
In addition, in order to guarantee that top boom and lower boom are in same vertical facial plane in subsequent step, it can be in top boom After being installed, it is used as the control line of auxiliary subsequent installation top boom in the upper top surface of lower boom pop-up center line using ink fountain.
In addition, in order to further reduce the weight of top boom, further to reduce difficulty of construction, improve construction safety Property, in the optinal plan of the present embodiment, preferably, top boom is enabled to be divided into multistage, every section of top boom passes through web member and lower edge Bar connection;The tube truss structure roofing installation method of the present embodiment further include:
The top boom connecting with web member will be completed and completed the top boom connecting with web member welding with adjacent;Welding Two top booms it is in one line, head and the tail weld.
The step is not shown in the figure.
More specifically, which further includes the assembling steps of adjacent list Pin tubular truss, should In the assembling steps of adjacent list Pin light truss, make between the lower boom of adjacent list Pin light truss and adjacent list Pin tubular truss Pass through horizontally-supported connection between top boom respectively.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (10)

1. a kind of tube truss structure roofing installation method, which is characterized in that the tube truss structure includes the lower edge of split settings Bar, top boom and web member;The installation method includes:
The lower boom handling is installed to installation site;
The top boom is sling to the setting position for being higher than the lower boom;
The web member is connected between the lower boom and the top boom, so that the lower boom, the top boom and institute It states web member and is assembled into an entirety.
2. tube truss structure roofing installation method according to claim 1, which is characterized in that by the top boom sling to Higher than the lower boom setting position the step of include:
Level is laid with sliding rail;
The top boom is sling by the allocation and transportation trolley being located on the sliding rail to the setting position.
3. tube truss structure roofing installation method according to claim 2, which is characterized in that by the top boom sling to Higher than the lower boom setting position the step of include:
The top boom is hoisted on the allocation and transportation trolley;
The allocation and transportation trolley is adjusted to installation site;
Operator slings the top boom being located on the allocation and transportation trolley to the setting position.
4. tube truss structure roofing installation method according to claim 2 or 3, which is characterized in that the sliding rail paving It is located between the top boom and the lower boom.
5. tube truss structure roofing installation method according to claim 4, which is characterized in that operator will be located at described The top boom on allocation and transportation trolley, which was sling to the step of setting position, includes:
Hoisting tool is hung to the both ends of the top boom;
The both ends of the top boom are individually secured to the hoisting tool with bondage part;
The top boom is promoted to the setting height with jack;
Extract the allocation and transportation trolley out;
The spacing between the top boom and the lower boom is adjusted, the top boom and the center line of the lower boom are located at Same perpendicular.
6. tube truss structure roofing installation method according to claim 5, which is characterized in that the hoisting tool includes vertical Column, crossbeam and fixing piece, the crossbeam are connected between two columns, form gate-shaped, the both ends difference of the fixing piece It is detachably connected with two columns, the fixing piece is used to support the top boom, to pass through the height of the fixing piece Variation adjust the height of the top boom.
7. tube truss structure roofing installation method according to claim 1, which is characterized in that the web member is connected to institute The step of stating between lower boom and the top boom include:
Web member is hung between the top boom and lower boom;
One end of the web member is soldered to the top boom;
The other end of the web member is soldered to lower boom.
8. tube truss structure roofing installation method according to claim 7, which is characterized in that the web member includes vertical web rod And diagonal web member;The step of web member is connected between the lower boom and the top boom further include:
The vertical web rod is first welded, then welds the diagonal web member;
The both ends of the every vertical web rod and the diagonal web member are connect with the top boom and the lower boom respectively.
9. tube truss structure roofing installation method according to claim 1, which is characterized in that the lower boom is divided into more Section, the lower boom handling was installed to the step of installation site includes:
Build scaffold;
Lower boom described in multistage is successively hung to the installation site and in one line and be assembled integrally;
The height and flatness of the lower boom after adjusting assembling;
Correct the chord length of the every lower boom;
Weld the docking location between the lower boom.
10. tube truss structure roofing installation method according to claim 1, which is characterized in that the top boom is divided into more Section, every section of top boom pass through the web member and connect with the lower boom;The installation method further include:
The top boom that connect with the web member and the adjacent top boom for having completed to connect with the web member will be completed Welding;
Two top booms of welding are in one line, and head and the tail weld.
CN201811291986.7A 2018-10-31 2018-10-31 Tube truss structure roofing installation method Pending CN109505411A (en)

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CN112252472A (en) * 2020-10-26 2021-01-22 上海宝冶集团有限公司 Ground splicing method for irregular polygonal steel structure truss
CN113445740A (en) * 2021-05-25 2021-09-28 中建钢构工程有限公司 Truss construction method

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Application publication date: 20190322