CN103470065B - A kind of steel pipe truss connector and attaching method thereof - Google Patents

A kind of steel pipe truss connector and attaching method thereof Download PDF

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Publication number
CN103470065B
CN103470065B CN201310403896.3A CN201310403896A CN103470065B CN 103470065 B CN103470065 B CN 103470065B CN 201310403896 A CN201310403896 A CN 201310403896A CN 103470065 B CN103470065 B CN 103470065B
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China
Prior art keywords
truss
steel pipe
pipe truss
tie beam
plate
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Expired - Fee Related
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CN201310403896.3A
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Chinese (zh)
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CN103470065A (en
Inventor
刘连锁
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TIANJIN BRANCH HANDAN NO2 CONSTRUCTION AND INSTALLATION Co Ltd
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TIANJIN BRANCH HANDAN NO2 CONSTRUCTION AND INSTALLATION Co Ltd
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Priority to CN201310403896.3A priority Critical patent/CN103470065B/en
Publication of CN103470065A publication Critical patent/CN103470065A/en
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Publication of CN103470065B publication Critical patent/CN103470065B/en
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Abstract

A kind of steel pipe truss connector, described steel pipe truss comprises at least one top flange, at least one bottom flange and at least one abdomen bar, described abdomen bar indention between top flange and bottom flange bends, and there is in side, top flange and side, bottom flange the bending summit of welding with top flange and bottom flange respectively, the distance on bending summit adjacent in described steel pipe truss is different, wherein the distance of steel pipe truss end is less than the distance in steel-pipe truss center region, it is characterized in that, described connector is parallel with house roof and vertical with described steel pipe truss, comprising cross section is polygonal strip pedestal and the truss fixture being positioned at described pedestal top, this connector is applicable to the transformation of old overbuilding story, facilitates factorial praluction, reduces construction cost.

Description

A kind of steel pipe truss connector and attaching method thereof
Technical field
The present invention relates to a kind of steel pipe truss connector and attaching method thereof, particularly relate to a kind of steel pipe truss connector for building reconstruction and attaching method thereof.
Background technology
Light steel tube truss, as extending old building adding storey structure, both can meet the requirement of structure stress, exceeds again the load increasing inhering architecture, and can provide external wall plate, be the new structural systen be worth promoting simultaneously; Steel pipe truss is connected by means such as welding, build with basis for direct with the connection way on basis by conventional light steel tube truss, and its long construction period, needs the technological means such as reserved, pre-buried, and technical requirements is higher, cannot meet the requirement that scale is installed.
Summary of the invention
The object of this invention is to provide a kind of steel pipe truss connector and attaching method thereof, this connector is applicable to the transformation of old overbuilding story, for connecting old house wall and steel pipe truss, its method of attachment is easy, efficient, safety, do not need on basis reserved, pre-buried, substantially increase installation rate, saved the time, facilitate factorial praluction, reduce construction cost.
Concrete scheme of the present invention is:
A kind of steel pipe truss connector, described steel pipe truss comprises at least one top flange, at least one bottom flange and at least one abdomen bar, described abdomen bar indention between top flange and bottom flange bends, and there is in side, top flange and side, bottom flange the bending summit of welding with top flange and bottom flange respectively, the distance on bending summit adjacent in described steel pipe truss is different, wherein the distance of steel pipe truss end is less than the distance in steel-pipe truss center region, it is characterized in that, described connector is parallel with house roof and vertical with described steel pipe truss, comprising cross section is polygonal strip pedestal and the truss fixture being positioned at described pedestal top.
With immediate technical scheme ratio, excellent effect of the present invention is:
Connector provided by the invention is used for the storey-adding reconstruction in house, makes the whole layer process that add without the need to welding, reduces difficulty of construction, do not need on basis reserved and pre-buried simultaneously, substantially increase installation rate, saved the time yet, facilitate factorial praluction, reduce construction cost.
In work progress of the present invention, between adjacent ground collar tie beam, be provided with bearing plate, after strengthening transformation, add the weight capacity on layer ground, solve the problem that old house wall load-bearing is low.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of steel pipe truss connector provided by the invention;
Fig. 2 is the structural representation of steel pipe truss;
Fig. 3 is the structural representation of pedestal provided by the invention;
Fig. 4 is the structural representation of truss fixture provided by the invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Steel pipe truss connector as shown in Figure 1, described connector is between house wall 9 and steel pipe truss 8, and it comprises cross section is the strip pedestal 1 of rectangle and the truss fixture 2 being positioned at described pedestal top; The plan vertical of pedestal 1 is provided with steel pipe truss 8, and is fixed by truss fixture 2 and steel pipe truss 8, and steel pipe truss 8 is preferably equidistantly arrangement at pedestal 1 top.
Steel pipe truss as shown in Figure 2, this steel pipe truss comprises at least one top flange 3, at least one bottom flange 4 and at least one abdomen bar 5, described abdomen bar 5 indention between top flange and bottom flange bends, and there is in side, top flange and side, bottom flange the bending summit 6 of welding with top flange and bottom flange respectively, the distance on the adjacent flex summit in described steel pipe truss homonymy is different, and wherein the distance of steel pipe truss end is less than the distance in steel-pipe truss center region.
Pedestal as shown in Figure 3, this pedestal 1 comprises ground collar tie beam 101 and grooved steel plate 102, described base collar tie beam 101 is preferably concrete collar tie beam, its top along house wall 9 is built and is formed, grooved steel plate 102 is secured by bolts in the top of ground collar tie beam 101, and its notch upwards, bolt used is preferably expansion bolt 7, and equally spacedly sets the central region in grooved steel plate 102 groove or two edge in groove in a row.
Truss fixture as shown in Figure 4, this truss fixture 2 is by vertically disposed riser 201 and base plate 202, and be positioned at described riser and base plate both sides and the side plate 203 be connected with riser and base plate is respectively welded, riser and the rectangular structure of base plate, side plate 203 is preferably right-angled triangle steel plate; Wherein, riser and base plate are connected with described steel pipe truss 8 and grooved steel plate 102 respectively, and connected mode is preferably bolt and connects, and base plate 202 is fixed by expansion bolt 7 and grooved steel plate 102, ground collar tie beam 101.
A detailed description of the invention for the method for attachment of truss connecting element, adopt the grooved steel plate that prefabrication completes, the wide x of long x is thick is 40x150x1.5cm, is Q235 steel; Adopt the truss fixture that completes of prefabrication, be hollow triangular-prism body, wherein the right-angle side of right-angled triangle side plate is 120cm, and the length of base plate is 145cm, is thickly 5cm, and material is Q235 steel; Concrete method of attachment is:
1, on roof construction layer top, old room, the cast-in-place elongated ground collar tie beam in position of corresponding newly-increased light steel wall, the design of ground collar tie beam should according to adding the number of plies of building and load situation is determined.
2, grooved steel plate and ground collar tie beam are bolted at the construction field (site), concrete mode is on grooved plate centre line, squeeze into the expansion bolt of M14, and spacing is not more than 600mm.
3, truss fixture is installed, bottom the side that two of truss fixture L-squares i.e. perpendicular version and base plate is parallel to steel pipe truss respectively and grooved steel plate, and by self-tapping screw and its compact siro spinning technology, maybe by perpendicular version and right-angled triangle side plate respectively by self-tapping screw and the side of steel pipe truss and the sidewall compact siro spinning technology of grooved steel plate groove; Self-tapping screw adopts cross recess countersunk head from awl tapping, and ST4.2 level, spacing is not more than 30mm.
Another preferred embodiment of this method of attachment is, in step 1), in order to strengthen the weight capacity of old house sidings, in work progress, bearing plate is provided with between adjacent ground collar tie beam, the edge of described bearing plate is fixed with the top of adjacent ground collar tie beam respectively, makes bearing plate, adjacent ground collar tie beam, top, house surrounds cavity.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or equivalent replacement, and not departing from any amendment of spirit and scope of the invention or equivalent replacement, it all should be encompassed in the middle of right of the present invention.

Claims (9)

1. a steel pipe truss connector, described steel pipe truss comprises at least one top flange (3), at least one bottom flange (4) and at least one abdomen bar (5), described abdomen bar (5) indention between top flange and bottom flange bends, and there is in side, top flange and side, bottom flange the bending summit (6) of welding with top flange and bottom flange respectively, the distance on bending summit adjacent in described steel pipe truss is different, wherein the distance of steel pipe truss end is less than the distance in steel-pipe truss center region, it is characterized in that, described connector is parallel with house roof (9) and vertical with described steel pipe truss (8), comprising cross section is polygonal strip pedestal (1) and the truss fixture (2) being positioned at described pedestal top,
Described pedestal (1) comprises ground collar tie beam (101) and grooved steel plate (102), and described grooved steel plate (102) is secured by bolts in the top of ground collar tie beam (101).
2. truss connecting element as claimed in claim 1, it is characterized in that, described ground collar tie beam (101) is concrete collar tie beam.
3. truss connecting element as claimed in claim 1, it is characterized in that, described bolt is expansion bolt (7).
4. truss connecting element as claimed in claim 1, it is characterized in that, described truss fixture (2) comprises vertically disposed riser (201) and base plate (202), and be positioned at described riser and base plate both sides and the side plate (203) be connected with riser and base plate respectively, wherein riser and side plate are connected with described steel pipe truss (8) and pedestal (1) respectively.
5. truss connecting element as claimed in claim 4, it is characterized in that, described riser is connected with described steel pipe truss (8) and pedestal (1) respectively by bolt with base plate.
6. truss connecting element as claimed in claim 4, it is characterized in that, described side plate is right-angled triangle steel plate.
7. a method of attachment for the truss connecting element as described in as arbitrary in claim 1-6, it is characterized in that, described method comprises the steps:
1) ground collar tie beam is built along house wall top;
2) grooved steel plate is bolted at ground collar tie beam top;
3) by steel pipe truss perpendicular in grooved steel plate, and to be fixed by truss fixture.
8. method of attachment as claimed in claim 7, is characterized in that, described step 3) in, the recess sidewall of edge of a wing next-door neighbour's grooved steel plate of steel pipe truss is fixed.
9. method of attachment as claimed in claim 7, it is characterized in that, described step 1) in, between adjacent ground collar tie beam, be provided with bearing plate, the edge of described bearing plate is fixed with the top of adjacent ground collar tie beam respectively, makes bearing plate, adjacent ground collar tie beam, top, house surrounds cavity.
CN201310403896.3A 2013-09-05 2013-09-05 A kind of steel pipe truss connector and attaching method thereof Expired - Fee Related CN103470065B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310403896.3A CN103470065B (en) 2013-09-05 2013-09-05 A kind of steel pipe truss connector and attaching method thereof

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Application Number Priority Date Filing Date Title
CN201310403896.3A CN103470065B (en) 2013-09-05 2013-09-05 A kind of steel pipe truss connector and attaching method thereof

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CN103470065B true CN103470065B (en) 2016-02-10

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109826367A (en) * 2018-12-27 2019-05-31 安徽中固建设有限公司 A kind of green building assembled steel reinforced concrete collar tie beam and preparation method thereof
CN113857827B (en) * 2021-11-12 2024-02-13 鑫源富金属制品(漳州)有限公司 Truss making auxiliary device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1078524A (en) * 1992-05-04 1993-11-17 范家声 Brick-and-concrete buildings constructional column, collar tie beam cast-in-situ construction method and device
CN1263190A (en) * 1999-06-14 2000-08-16 樊志 Steel structure building method for renovation of old buildings
JP2001271499A (en) * 2000-03-24 2001-10-05 Kajima Corp Temporary bearing construction method for existing building by steel batter brace member
CN101173567A (en) * 2006-11-06 2008-05-07 樊立 Assembly building method for energy-saving reconstruction of existing building
JP2008240466A (en) * 2007-03-28 2008-10-09 Nippon Steel Corp Reinforcing structure of building structure having overhead travelling crane
CN201943191U (en) * 2011-01-26 2011-08-24 北京赛博思建筑设计有限公司 Novel cold-bent rectangular steel pipe column assembled pedestal
CN102359182A (en) * 2011-08-09 2012-02-22 重庆中瑞鑫安实业有限公司 Light steel house structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1078524A (en) * 1992-05-04 1993-11-17 范家声 Brick-and-concrete buildings constructional column, collar tie beam cast-in-situ construction method and device
CN1263190A (en) * 1999-06-14 2000-08-16 樊志 Steel structure building method for renovation of old buildings
JP2001271499A (en) * 2000-03-24 2001-10-05 Kajima Corp Temporary bearing construction method for existing building by steel batter brace member
CN101173567A (en) * 2006-11-06 2008-05-07 樊立 Assembly building method for energy-saving reconstruction of existing building
JP2008240466A (en) * 2007-03-28 2008-10-09 Nippon Steel Corp Reinforcing structure of building structure having overhead travelling crane
CN201943191U (en) * 2011-01-26 2011-08-24 北京赛博思建筑设计有限公司 Novel cold-bent rectangular steel pipe column assembled pedestal
CN102359182A (en) * 2011-08-09 2012-02-22 重庆中瑞鑫安实业有限公司 Light steel house structure

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