CN105113711A - Large-span daylighting roof steel frame - Google Patents
Large-span daylighting roof steel frame Download PDFInfo
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- CN105113711A CN105113711A CN201510474388.3A CN201510474388A CN105113711A CN 105113711 A CN105113711 A CN 105113711A CN 201510474388 A CN201510474388 A CN 201510474388A CN 105113711 A CN105113711 A CN 105113711A
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Abstract
The invention discloses a large-span daylighting roof steel frame which comprises a variable cross-section T-shaped span beam with roof support arms and side support arms, root square steel fixedly connected with the upper part of the variable cross-section T-shaped span beam, transverse purlines fixedly connected with the root square steel, first support seats fixed below the roof support arms and second support seats fixed below the side support arms, wherein a V-shaped opening is formed between each roof support arm and the corresponding side support arm; and a plurality of web holes are formed in the variable cross-section T-shaped span beam. The large-span daylighting roof steel frame is firm in structure, simple, practical and durable; the construction difficulty is reduced and the mechanical property is improved; and in addition, the large-span daylighting roof steel frame has the advantages that the structure stress system is stable and reliable, processing is convenient, an anti-seismic property is good, the machining precision and quality are easy to control, the structural stability is good, site installation is convenient and rapid, and the consumption of steel materials is low. Therefore, the large-span daylighting roof steel frame is a product having excellent performance and integrating technicality, economy and practicability.
Description
[technical field]
The present invention relates to a kind of large span lighting roof steelframe.
[technical background]
The progress of science and technology and society makes people have higher requirement to building, the profile of building is increasingly sophisticated, the creation thought of architect is more and more abstract, not only requires that building appearance is characteristic, and requires that building provides safe, comfortable a, living environment easily to people.The particularly large glass curtain wall lighting roof of some commercial buildings, architect does not wish that comparatively large, that moulding the is complicated truss in cross section affects visual effect and daylighting effect, and traditional curtain wall lighting roof steel work generally adopts square steel pipe, round steel pipe or H profile steel that specification is larger as structure stress system, this way steel work is from great, steel using amount is large, large to concrete main body structural load, and affect overall appearance, cost is higher.
In order to address the aforementioned drawbacks, we have developed a kind of large span lighting roof steelframe.
[summary of the invention]
Object of the present invention technical problem to be solved to provide a kind of large span lighting roof steelframe, its sound construction, simple and practical, durable in use; Reduces difficulty of construction, improve stress performance, and it is reliable to have structure stress system stability, be convenient to that processing, anti-seismic performance are good, machining accuracy and system easy to control the quality, structural stability are good, in-site installation rapid and convenient and the advantage such as rolled steel dosage is low.Therefore, it is the product of the superior function that a kind of technical, economy and practicality integrate.
To achieve these goals, the technical solution used in the present invention: a kind of large span lighting roof steelframe, it comprises: variable cross-section is T-shaped across beam; It has topmast brace and side support arm;
Top square steel; It is fixed in the T-shaped top across beam of variable cross-section;
Horizontal purlin; It is fixed in described top square steel;
First supporting seat; It is fixed on the below of described topmast brace;
Second supporting seat; It is fixed on the below of described side support arm;
V-arrangement opening is formed between described topmast brace and described side support arm; Described variable cross-section is T-shaped is provided with several gastropore across beam.In one or more embodiment of the present invention, described horizontal purlin adopts square steel pipe to make.In one or more embodiment of the present invention, the T-shaped bottom surface across beam with arch of described variable cross-section.In one or more embodiment of the present invention, described gastropore is three groups, is divided into first group, second group and the 3rd group, described in be divided into first group and the 3rd group to be symmetrical arranged; Described second group is positioned at the T-shaped middle part across beam of variable cross-section.Under same inventive concept, the present invention also provides a kind of large span lighting roof steelframe, it is characterized in that, it comprises spaced first capital construction body and the second capital construction body; The variable cross-section being across the first capital construction body and the second capital construction body is T-shaped across beam; Described variable cross-section is T-shaped has topmast brace and side support arm across beam;
Top square steel; It is fixed in the T-shaped top across beam of variable cross-section;
Horizontal purlin; It is fixed in described top square steel;
First supporting seat; It is fixed on the below of described topmast brace;
Second supporting seat; It is fixed on the below of described side support arm;
V-arrangement opening is formed between described topmast brace and described side support arm;
The top of described first capital construction body is provided with the pre-buried pedestal in top; The inner side of described first capital construction body is provided with the pre-buried pedestal in side;
The pre-buried pedestal in described side has outward extending connecting portion; Described second supporting seat is assembled on described connecting portion by bearing pin.
In one or more embodiment of the present invention, described variable cross-section is T-shaped is provided with array gastropore across beam.
In one or more embodiment of the present invention, the cross section of described side support arm, in " work " font, upwards becomes large gradually by lower end.
In one or more embodiment of the present invention, described second supporting seat comprises round steel pipe bridgeware and the otic placode of affixed side support arm.In one or more embodiment of the present invention, the pre-buried pedestal in described top comprises the reinforcing rib of substrate, engaging lug and connection substrate and engaging lug; Described first supporting seat is by engaging lug described in pinned connection.
In a multiple embodiment of name of the present invention, described top square steel is made up of two symmetrical oblique loading rod members.
The present invention compares produced beneficial effect with background technology:
Present invention employs technique scheme, its sound construction, simple and practical, durable in use; Reduces difficulty of construction, improve stress performance, and it is reliable to have structure stress system stability, be convenient to that processing, anti-seismic performance are good, machining accuracy and system easy to control the quality, structural stability are good, in-site installation rapid and convenient and the advantage such as rolled steel dosage is low.
Top square steel in the present invention, variable cross-section are T-shaped across beam, be combined together in factory's soldering group in advance, steelframe top is square steel pipe, the double-slope roof shape of laminating architectural design, bottom is arch variable cross-section T-steel near indoor section, by finite element software force analysis, by the optimization process of variable cross-section T-steel, and the circular hole of diameter gradual change is opened at T-steel web, while alleviating steelframe deadweight, again there is aesthetic.
Concrete main body structural attachments in the present invention, be made up of scissor tension and compression rod member stress system, lower pole segments is variable section H-type steel, and upper pole segments is the steelframe that square steel pipe and variable cross-section T-steel form, and stress performance is better, and outward appearance is beautiful attractive in appearance.
In the present invention, horizontal purlin is separated Site Welding successively according to architectural design and is fixed on the square steel pipe of this steelframe top.
First capital construction body built-in fitting junction in the present invention, this steelframe and civil engineering agent structure are all formed by connecting by steel pin axle by steel ear plate by left and right bearing point, reduce Site Welding, and form a stable stress system.
In the present invention, weld the protective treatments such as spraying in advance in factory, be easy to the dimensioned precision and the weldquality that control steelframe.
[accompanying drawing explanation]
Fig. 1 is large span lighting roof steelframe schematic diagram in one embodiment of the present invention;
Fig. 2 is A place enlarged drawing in Fig. 1;
Fig. 3 is B place enlarged drawing in Fig. 1;
Fig. 4 is the structural representation that in Fig. 1, C-C line is cut open;
Fig. 5 is the structural representation that in Fig. 1, D-D line is cut open;
Fig. 6 is the structural representation that in Fig. 1, E-E line is cut open;
Fig. 7 is the structural representation that in Fig. 1, F-F line is cut open;
Fig. 8 is the structural representation that in Fig. 1, G-G line is cut open;
Fig. 9 is the structural representation that in Fig. 1, H-H line is cut open;
Figure 10 is the structural representation that in Fig. 1, I-I line is cut open.
[detailed description of the invention]
Be described below in detail embodiments of the invention, described embodiment example is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.
In describing the invention, it should be noted that, for the noun of locality, if any term " " center ", " transverse direction ", " longitudinal direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", indicating positions such as " counterclockwise " and position relationship are based on orientation shown in the drawings or position relationship, only for the ease of describing the present invention and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with particular orientation structure and operation, restriction concrete protection domain of the present invention can not be interpreted as.
In addition, if any term " first ", " second " only for describing object, and instruction or hint relative importance can not be interpreted as or imply the quantity indicating technical characteristic.Thus, be limited with " first ", " second " feature can express or implicit comprise one or more this feature, in the present description, the implication of " at least " is one or more, unless otherwise expressly limited specifically.
In the present invention, except as otherwise clear stipulaties and restriction, should go to understand as broad sense if any term " assembling ", " being connected ", " connection " term, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Also can be mechanical connection; Can be directly be connected, also can be connected by intermediary, can be that two element internals are connected.For those of ordinary skills, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In invention, unless otherwise prescribed and limit, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise fisrt feature and second feature and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " under " and " above " comprise fisrt feature directly over second feature and oblique upper, or be only represent the height of fisrt feature level height higher than second feature.Fisrt feature second feature " on ", " under " and " below " comprise fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is lower than second feature.
Below in conjunction with the accompanying drawing of manual, by being further described the specific embodiment of the present invention, make technical scheme of the present invention and beneficial effect thereof clearly, clearly.Be exemplary below by embodiment is described with reference to the drawings, be intended to explain the present invention, and can not limitation of the present invention be interpreted as.
Please refer to shown in Fig. 1-10, the invention provides preferably a kind of large span lighting roof steelframe, it comprises spaced first capital construction body 10 and the second capital construction body 20; The variable cross-section being across the first capital construction body 10 and the second capital construction body 20 is T-shaped across beam 1; Variable cross-section is T-shaped has topmast brace 11 and side support arm 12 across beam 1; Top square steel 2 is fixed in the T-shaped top across beam 1 of variable cross-section; Horizontal purlin 3 is fixed in described top square steel 2; First supporting seat 4; It is fixed on the below of described topmast brace 11; Second supporting seat 5; It is fixed on the below of described side support arm 12.V-arrangement opening 6 is formed between described topmast brace 11 and described side support arm 12; Described variable cross-section is T-shaped is provided with several gastropore 13 across beam 1.Described variable cross-section is T-shaped is provided with array gastropore across beam 1.Described gastropore 13 is three groups, is divided into first group, second group and the 3rd group, described in be divided into first group and the 3rd group to be symmetrical arranged; Described second group is positioned at the T-shaped middle part across beam of variable cross-section.In the present embodiment, horizontal purlin 3 adopts square steel pipe to make, the T-shaped bottom surface 14 across beam 1 with arch of variable cross-section.The top of described first capital construction body 10 is provided with the pre-buried pedestal 101 in top; The inner side of described first capital construction body is provided with the pre-buried pedestal 102 in side; The pre-buried pedestal in side 102 has outward extending connecting portion 103; Second supporting seat 5 is assembled on described connecting portion 103 by bearing pin 7.The cross section of described side support arm 12 is in " work " font, and upwards gradually become large by lower end, the second supporting seat 5 comprises round steel pipe bridgeware 51 and the otic placode 52 of affixed side support arm.Push up the reinforcing rib 106 that pre-buried pedestal 101 comprises substrate 104, engaging lug 105 and connection substrate 104 and engaging lug 105; First supporting seat 4 connects described engaging lug 105 by steel pin axle 8.
Top square steel 2 is two symmetrical triangle oblique loading rod members, the double-slope roof shape of laminating architectural design, because lighting roof adopts angle glass as roofing, square steel pipe can better coordinate glass to install, ensure the planeness of glass roofing, prevent glass from out-of-flatness being installed, cause leakage hidden trouble; Variable cross-section is T-shaped across beam 2, first according to the outward appearance of design, required form is cut out respectively at factory's steel plate, and by gastropore 3 well cutting on steel plate, be welded to form the variable cross-section T-steel in the present embodiment again, then together with the T-steel welded being integrally welded to top square steel 2, shape basic in composition the present embodiment; The pre-buried pedestal 102 of pre-buried for top pedestal 101 and side is processed by design drawing, and is welded to above-mentioned variable cross-section T-steel; The above-mentioned steel work steelframe processed is transported to job site, to be installed with agent structure by steel pin axle 7 and connect together; After the adjustment of this steel work steelframe unwrapping wire location, the horizontal square steel pipe purlin of Site Welding again on it.Large span lighting roof steelframe has given full play to the stressed advantage of each rod member and steel profile, top square steel 2 and T-shaped the combining across beam of variable cross-section bear gravity load and wind load jointly, have the structure feature of common square steel pipe beam and H profile steel beam concurrently, effectively raise steel product cross-sectional stress-bearing capability.
In the description of manual, the description of reference term " a unification embodiment ", " preferably ", " example ", " concrete example " or " some examples " etc. means the specific features, structure, material or the feature that describe in conjunction with this embodiment or example, be contained at least one embodiment of the present invention or example, the schematic representation in this manual for above-mentioned term not necessarily refers to identical embodiment or example.And the specific features of description, structure, material or feature can combine in a suitable manner in any one or more embodiment or example.
By the description of above-mentioned structure and principle; person of ordinary skill in the field is to be understood that; the present invention is not limited to above-mentioned detailed description of the invention; basis of the present invention adopts the improvement of techniques well known and substitutes and all drop on protection scope of the present invention, should be limited it by each claim.
Claims (10)
1. a large span lighting roof steelframe, is characterized in that, it comprises:
Variable cross-section is T-shaped across beam; It has topmast brace and side support arm;
Top square steel; It is fixed in the T-shaped top across beam of variable cross-section;
Horizontal purlin; It is fixed in described top square steel;
First supporting seat; It is fixed on the below of described topmast brace;
Second supporting seat; It is fixed on the below of described side support arm;
V-arrangement opening is formed between described topmast brace and described side support arm; Described variable cross-section is T-shaped is provided with several gastropore across beam.
2. large span lighting roof steelframe according to claim 1, is characterized in that: described horizontal purlin adopts square steel pipe to make.
3. large span lighting roof steelframe according to claim 2, is characterized in that: the T-shaped bottom surface across beam with arch of described variable cross-section.
4. large span lighting roof steelframe according to claim 3, is characterized in that: described gastropore is three groups, is divided into first group, second group and the 3rd group, described in be divided into first group and the 3rd group to be symmetrical arranged; Described second group is positioned at the T-shaped middle part across beam of variable cross-section.
5. a large span lighting roof steelframe, is characterized in that, it comprises spaced first capital construction body and the second capital construction body; The variable cross-section being across the first capital construction body and the second capital construction body is T-shaped across beam; Described variable cross-section is T-shaped has topmast brace and side support arm across beam;
Top square steel; It is fixed in the T-shaped top across beam of variable cross-section;
Horizontal purlin; It is fixed in described top square steel;
First supporting seat; It is fixed on the below of described topmast brace;
Second supporting seat; It is fixed on the below of described side support arm;
V-arrangement opening is formed between described topmast brace and described side support arm;
The top of described first capital construction body is provided with the pre-buried pedestal in top; The inner side of described first capital construction body is provided with the pre-buried pedestal in side;
The pre-buried pedestal in described side has outward extending connecting portion; Described second supporting seat is assembled on described connecting portion by bearing pin.
6. large span lighting roof steelframe according to claim 5, is characterized in that: described variable cross-section is T-shaped is provided with array gastropore across beam.
7. the large span lighting roof steelframe according to claim 5 or 6, is characterized in that: the cross section of described side support arm, in " work " font, upwards becomes large gradually by lower end.
8. large span lighting roof steelframe according to claim 7, is characterized in that: described second supporting seat comprises round steel pipe bridgeware and the otic placode of affixed side support arm.
9. large span lighting roof steelframe according to claim 8, is characterized in that: the pre-buried pedestal in described top comprises the reinforcing rib of substrate, engaging lug and connection substrate and engaging lug; Described first supporting seat is by engaging lug described in pinned connection.
10. large span lighting roof steelframe according to claim 9, is characterized in that: described top square steel is made up of two symmetrical oblique loading rod members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474388.3A CN105113711A (en) | 2015-10-15 | 2015-10-15 | Large-span daylighting roof steel frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474388.3A CN105113711A (en) | 2015-10-15 | 2015-10-15 | Large-span daylighting roof steel frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105113711A true CN105113711A (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510474388.3A Pending CN105113711A (en) | 2015-10-15 | 2015-10-15 | Large-span daylighting roof steel frame |
Country Status (1)
| Country | Link |
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| CN (1) | CN105113711A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3211156A1 (en) * | 2016-02-29 | 2017-08-30 | VSL International AG | Method and arrangement for strengthening a concrete structure, and reinforced concrete structure |
| CN109577550A (en) * | 2018-12-31 | 2019-04-05 | 江苏扬桩金源管业有限公司 | A kind of assembled architecture top bridge |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB945092A (en) * | 1959-01-21 | 1963-12-23 | Cape Steel Construction Compan | Improvements in the construction and erection of building structures |
| CN201148694Y (en) * | 2007-05-30 | 2008-11-12 | 程德浩 | Girder steel pillar component and steel roof frame composed of the same |
| US20110072742A1 (en) * | 2009-09-30 | 2011-03-31 | Adensis Gmbh | Steel support frame for a photovoltaic system usable as a carport |
| CN203066357U (en) * | 2012-11-02 | 2013-07-17 | 中国轻工业南宁设计工程有限公司 | Large-span arch-shaped steel truss structure |
| CN204940696U (en) * | 2015-08-05 | 2016-01-06 | 中山市凯兴达幕墙装饰工程有限公司 | A kind of large span lighting roof steelframe |
-
2015
- 2015-10-15 CN CN201510474388.3A patent/CN105113711A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB945092A (en) * | 1959-01-21 | 1963-12-23 | Cape Steel Construction Compan | Improvements in the construction and erection of building structures |
| CN201148694Y (en) * | 2007-05-30 | 2008-11-12 | 程德浩 | Girder steel pillar component and steel roof frame composed of the same |
| US20110072742A1 (en) * | 2009-09-30 | 2011-03-31 | Adensis Gmbh | Steel support frame for a photovoltaic system usable as a carport |
| CN203066357U (en) * | 2012-11-02 | 2013-07-17 | 中国轻工业南宁设计工程有限公司 | Large-span arch-shaped steel truss structure |
| CN204940696U (en) * | 2015-08-05 | 2016-01-06 | 中山市凯兴达幕墙装饰工程有限公司 | A kind of large span lighting roof steelframe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3211156A1 (en) * | 2016-02-29 | 2017-08-30 | VSL International AG | Method and arrangement for strengthening a concrete structure, and reinforced concrete structure |
| CN109577550A (en) * | 2018-12-31 | 2019-04-05 | 江苏扬桩金源管业有限公司 | A kind of assembled architecture top bridge |
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Application publication date: 20151202 |