CN107480407A - Equivalent rectangular section computational methods, device and the terminal of steel pipe concrete profiled pile - Google Patents
Equivalent rectangular section computational methods, device and the terminal of steel pipe concrete profiled pile Download PDFInfo
- Publication number
- CN107480407A CN107480407A CN201710924206.7A CN201710924206A CN107480407A CN 107480407 A CN107480407 A CN 107480407A CN 201710924206 A CN201710924206 A CN 201710924206A CN 107480407 A CN107480407 A CN 107480407A
- Authority
- CN
- China
- Prior art keywords
- section
- odd
- shaped cross
- steel
- inertia
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Optimization (AREA)
- Computational Mathematics (AREA)
- Architecture (AREA)
- Mathematical Analysis (AREA)
- Structural Engineering (AREA)
- Pure & Applied Mathematics (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention provides a kind of equivalent rectangular section computational methods of steel pipe concrete profiled pile, including：Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；According to the information of odd-shaped cross section, the specified parameter collection of odd-shaped cross section is determined；According to specified parameter collection, with reference to default conversion formula, the equivalent parameterses collection that there is corresponding relation with specified parameter collection is determined；The square-section of concrete filled steel tube rectangular column to match with equivalent parameterses collection is determined, as equivalent rectangular section.The present invention has filled up the technological gap that the odd-shaped cross section data of concrete-filled rectangular steel tube Special-Shaped Column can not be utilized, optimized by the tool software of traditional calculating rectangular steel-tube concrete column.
Description
【Technical field】
The present invention relates to the equivalent rectangular section of construction engineering technical field, more particularly to a kind of steel pipe concrete profiled pile
Computational methods, device and terminal.
【Background technology】
With the continuous improvement of the level of urbanization, exceeded with Jing-jin-ji region, the Yangtze River Delta, Pearl River Delta group of cities and permanent resident population
3000000 cities gradually increase for the urban population closeness of representative so that a large amount of skyscrapers continue to bring out.Therefore, state handles
Platform《On promoting the opinion of construction industry sustainable and healthy development》, it is determined that " with 10 years or so time, account for assembled architecture
New building ratio reaches 30% " target.
Building trade, which is just progressively greatly developed, at present promotes assembling type steel structure building so that such building has development section
Can environmentally friendly NPD projects, raising building safety level, the effect for promoting neutralizing superfluous production capacity etc. to achieve many things at one stroke.Accelerate raising assembled to build
Build the ratio for accounting for new building area.However, with the development and growth in the living standard of society, people are to steel building
Aesthetic property and residence comfort require more and more higher.As vertical supporting member --- the post in existing building structure, it is passed
System form is square-section, and post cornicult goes out metope and have impact on the performance of building function and the discomfort of visual perception.
Now building trade professional designer wishes to obtain a kind of software calculating instrument or method, will be traditional by it
With the operational formula of standard cure is combined in building trade, further optimization is processed as the data of rectangular steel-tube concrete column
The instrument or method of different in nature steel core concrete column can be calculated.There is no such different in nature steel pipe to fill up in current engineering design practice
The Computing Principle or computation model of concrete column or the blank of computational methods.
【The content of the invention】
The present invention is directed to problems of the prior art and defect, there is provided a kind of equivalent square of steel pipe concrete profiled pile
Tee section computational methods, device and terminal, mainly by input concrete-filled rectangular steel tube Special-Shaped Column each size dimension (such as a,
B, c) and steel plate thickness (such as t), by a series of operational formulas adjustment conversion after determine equivalent rectangular section so that it is equivalent
The rigidity of square-section and steel using amount and original section are approximately the same in acceptable error range.The present invention has filled up rectangle
The odd-shaped cross section data of steel pipe concrete profiled pile can not by the tool software of traditional calculating rectangular steel-tube concrete column profit
With, optimization technological gap.
Technical solution of the present invention：
Embodiments of the invention are according to one side, there is provided a kind of equivalent rectangular section meter of steel pipe concrete profiled pile
Calculation method, including：
Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；
According to the information of the odd-shaped cross section, the specified parameter collection of the odd-shaped cross section is determined；
According to the specified parameter collection, with reference to default conversion formula, determine with the specified parameter collection with corresponding
The equivalent parameterses collection of relation；
The square-section of concrete filled steel tube rectangular column to match with the equivalent parameterses collection is determined, as equivalent rectangular
Section.
Further, including：
Obtain the steel plate thickness that length, each edge on each bar side for the odd-shaped cross section for forming steel pipe concrete profiled pile are related to
Position relationship information in degree and the odd-shaped cross section between each sub- section.
Further, the information according to the odd-shaped cross section, the specified parameter collection of the odd-shaped cross section is determined, wrapped
Include：
According to the odd-shaped cross section it is each while length, it is each while the steel plate thickness that the is related to and odd-shaped cross section
In position relationship information between each sub- section, determine the position of the centre of form of the odd-shaped cross section and the office of the odd-shaped cross section
Portion's cross section property；
According to the position of the centre of form of the odd-shaped cross section and partial cross section's characteristic of the odd-shaped cross section, determine with it is described
The cross section property of the corresponding transition section of the cross section property of odd-shaped cross section, as to centre of form cross section property.
It is preferred that the position of the centre of form for determining the odd-shaped cross section, including：
Split the odd-shaped cross section so that the sub- section after segmentation is regular geometric shapes；
Determine to form the area of section in every sub- section of the odd-shaped cross section；
Concrete section product and steel product cross-sectional product in the odd-shaped cross section of the steel pipe concrete profiled pile are determined, and
Determine the position of the centre of form of the odd-shaped cross section.
Further, the partial cross section's characteristic for determining the odd-shaped cross section, including：
Determine the concrete the moment of inertia and steel in every sub- section of the odd-shaped cross section of the steel pipe concrete profiled pile
The moment of inertia；Specifically include：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section in X-direction are determined respectively；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction is determined respectively.
Further, it is described determine the odd-shaped cross section to centre of form cross section property, including：
According to input condition data, determine to centre of form section X-direction concrete the moment of inertia and steel the moment of inertia；With
And
According to input condition data, concrete the moment of inertia and steel the moment of inertia in the Y direction to centre of form section are determined；With
And
According to it is above-mentioned determine to centre of form section X-direction concrete the moment of inertia and steel the moment of inertia, to the centre of form cut
The concrete the moment of inertia and steel the moment of inertia of face in the Y direction, determine the odd-shaped cross section to centre of form section in the curved of X-direction
Stiffness, and determine the bending stiffness to centre of form section in the Y direction of the odd-shaped cross section.
It is preferred that the input condition data, including：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section having determined that in X-direction；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction having determined that；And
The steel plate that length, each edge on each bar side of the odd-shaped cross section of the composition steel pipe concrete profiled pile obtained are related to
Thickness；And
The position coordinates of the centre of form for the odd-shaped cross section having determined that.
It is preferred that the square-section of concrete filled steel tube rectangular column to match with the equivalent parameterses collection is determined, as
Equivalent rectangular section, including：
Obtain the initial parameter collection of square-section；
According to the initial parameter collection of the square-section, the cross section property of the square-section is determined；
Judge whether difference meets default between the cross section property of the square-section and the cross section property to the centre of form
Error range；
When judged result when being, to determine equivalent rectangular that square-section that the judged result is related to is the odd-shaped cross section
Section.
It is preferred that the initial parameter collection according to the square-section, the cross section property of the square-section is determined,
Including：
The initial parameter collection according to the square-section, determine steel product cross-sectional product, the X-direction of the square-section
Bending stiffness and Y-direction bending stiffness；And
Whether difference meets pre- between the cross section property for judging the square-section and the cross section property to the centre of form
If error range, including：
The bending stiffness of steel product cross-sectional product, the bending stiffness of X-direction and the Y-direction for judging the square-section, point
Whether the difference not between the bending stiffness to the steel product cross-sectional product in centre of form section, the bending stiffness of X-direction and Y-direction
Meet default respective error range.
Embodiments of the invention are according to second aspect, there is provided a kind of equivalent rectangular section meter of steel pipe concrete profiled pile
Device is calculated, including：
Data obtaining module, the information of the odd-shaped cross section for obtaining steel pipe concrete profiled pile；
Storage and calculation process module, for the information according to the odd-shaped cross section, determine the finger of the odd-shaped cross section
Determine parameter collection；And for according to the specified parameter collection, it is default in the storage and calculation process module with reference to being stored in
Conversion formula, determine the equivalent parameterses collection that there is corresponding relation with the specified parameter collection；And determine with it is described etc.
The square-section for the concrete filled steel tube rectangular column that effect parameter collection matches, as equivalent rectangular section.
Embodiments of the invention are according to the 3rd aspect, there is provided a kind of equivalent rectangular for calculating steel pipe concrete profiled pile is cut
The terminal in face, including：
Processor；
Memory；
At least one program, it is stored in the memory, is configured as by realizing following step during the computing device
Suddenly：
Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；
According to the information of the odd-shaped cross section, the specified parameter collection of the odd-shaped cross section is determined；
According to the specified parameter collection, with reference to default conversion formula, determine with the specified parameter collection with corresponding
The equivalent parameterses collection of relation；
The square-section of concrete filled steel tube rectangular column to match with the equivalent parameterses collection is determined, as equivalent rectangular
Section.
The technology of the present invention effect：
1. the equivalent rectangular section computational methods of steel pipe concrete profiled pile provided by the invention, this method creatively will
The association corresponding with the square-section information of concrete filled steel tube rectangular column of the information of the odd-shaped cross section of steel pipe concrete profiled pile, lead to
The data message that the specified parameter collection of odd-shaped cross section is included is crossed, with reference to default conversion formula, successfully determines equivalent rectangular
Section；So that the rigidity and steel using amount and original section in equivalent rectangular section are approximately the same in acceptable error range.Should
The odd-shaped cross section data that method has filled up concrete-filled rectangular steel tube Special-Shaped Column can not be by traditional calculating rectangular steel-tube concrete column
The tool software technological gap that utilizes, optimize.
2. the equivalent rectangular section computational methods of steel pipe concrete profiled pile provided by the invention, having started building trade will
The calculating of the initial data of concrete-filled rectangular steel tube Special-Shaped Column and the new paragon used, new high degree, due to can be by initial data
The ripe Structure Calculation software of building trade is directly inputted, therefore ensures to a certain extent, improve steel pipe concrete profiled pile
Equivalent rectangular section computational accuracy, contribute to accurate budget, saving steel, reduce construction costs.
3. the equivalent rectangular section computational methods of steel pipe concrete profiled pile provided by the invention, are determining odd-shaped cross section
The centre of form position during, first split odd-shaped cross section so that the sub- section after segmentation is regular geometric shapes, then determines structure
Into the area of section in every sub- section of the odd-shaped cross section.Be so designed that step be advantageous to various shapes concrete filled steel tube it is different
The calculating in the equivalent rectangular section of shape post is asked for, such as is applicable not only to T-shaped post, applies also for L-type post, cross post etc..
So that this method is applied widely, value is high, and then on the good influence of building trade and beneficial effect also therewith
Improve.
4. the equivalent rectangular section computational methods of steel pipe concrete profiled pile provided by the invention, are successfully realized rectangle steel
Pipe concrete Special-Shaped Column equivalency transform is that ordinary rectangular steel core concrete column carries out structure mechanics analysis and design calculates, this method
Expansion and supplement are made for the function of existing building trade inner structure software for calculation, original imponderable rectangle is said in realization
Steel pipe concrete profiled pile has and can calculate measurable method, and it is more reasonable to be advantageous to steel in industry-rod structure arrangement, and calculates
It is easier with checking.
【Brief description of the drawings】
Fig. 1 is the equivalent rectangular section computational methods schematic flow sheet of steel pipe concrete profiled pile of the embodiment of the present invention.
Fig. 2 is the odd-shaped cross section schematic diagram before the conversion of the steel pipe concrete profiled pile of the embodiment of the present invention.
Fig. 3 is the representative section schematic diagram after the conversion of the steel pipe concrete profiled pile based on Fig. 2.
Fig. 4 is the equivalent rectangular section computing device functional module signal of the steel pipe concrete profiled pile of the embodiment of the present invention
Figure.
Fig. 5 is the structural representation of the terminal in the equivalent rectangular section of the calculating steel pipe concrete profiled pile of the embodiment of the present invention
Figure.
【Embodiment】
Embodiments of the present invention are described in detail with exemplary embodiment below in conjunction with the accompanying drawings, the example of the embodiment exists
Shown in accompanying drawing, wherein same or similar label represents same or similar element or has same or like work(from beginning to end
The element of energy.The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the present invention, and can not be construed to
Limitation of the present invention.
Fig. 1 is the equivalent rectangular section computational methods schematic flow sheet of steel pipe concrete profiled pile of the embodiment of the present invention.Knot
Close main calculation procedure, process that Fig. 1 introduces the equivalent rectangular section of steel pipe concrete profiled pile of the present invention.
Embodiments of the invention are according to one side, there is provided a kind of equivalent rectangular section meter of steel pipe concrete profiled pile
Calculation method, comprises the following steps：S101:Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile.
Obtain the steel plate thickness that length, each edge on each bar side for the odd-shaped cross section for forming steel pipe concrete profiled pile are related to
Position relationship information in degree and odd-shaped cross section between each sub- section.
It is preferred that steel pipe concrete profiled pile in the embodiment of the present invention by two or more rectangular steel pipe and can be filled in
Concrete in each rectangular steel pipe is formed, and the odd-shaped cross section of steel pipe concrete profiled pile is non-rectangle section, such as abnormity
Section can be L-shaped section, T section, star section or Z-section etc..
Fig. 2 is the odd-shaped cross section schematic diagram before the conversion of the steel pipe concrete profiled pile of the embodiment of the present invention.For the ease of
Understand, with reference to Fig. 2, by taking the steel pipe concrete profiled pile in a L-type section as an example, specifically introduce the skill of the embodiment of the present invention
Art scheme.
As shown in Fig. 2 the odd-shaped cross section of the steel pipe concrete profiled pile in L-shaped section is to combine structure by two square-sections
Into A1 represents first square-section, and A2 represents second square-section.Respectively can in the hope of A1 and A2 original number it is believed that
Cease, represent first square-section A1 bond length in Fig. 2 with a, b represents first square-section A1 long edge lengths, c tables
Show second square-section A2 long edge lengths, d=a+b, second square-section A2 bond length are also a.In addition, t tables
Show the steel plate thickness of the steel pipe concrete profiled pile in L-shaped section.
Further illustrated with concrete numerical value below.
For example, obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile：First, initial data
A (mm)=180 b (mm)=220 c (mm)=600
D (mm)=400 t (mm)=8
S102:According to the information of odd-shaped cross section, the specified parameter collection of odd-shaped cross section is determined.
Specifically, concentrated before the specified parameter collection of odd-shaped cross section is determined, it is necessary to predefine out with specified parameter
Comprising required each parameter related data, then by formula operation, further try to achieve specified parameter collection.
Further, according to the information of odd-shaped cross section, the specified parameter collection of odd-shaped cross section is determined, including：
According to odd-shaped cross section it is each while length, it is each while the steel plate thickness and odd-shaped cross section that are related in each son cut
Position relationship information between face, determine the centre of form of odd-shaped cross section position and odd-shaped cross section partial cross section's characteristic (such as
Area of section)；
According to the position of the centre of form of odd-shaped cross section and partial cross section's characteristic of odd-shaped cross section, section with odd-shaped cross section is determined
The cross section property of the corresponding transition section of face characteristic, as to centre of form cross section property.
It is preferred that the position of the centre of form for determining the odd-shaped cross section, including：
Split odd-shaped cross section so that the sub- section after segmentation is regular geometric shapes.
Determine the area of section in every sub- section of composition odd-shaped cross section.
Concrete section product and steel product cross-sectional product in the odd-shaped cross section of steel pipe concrete profiled pile are determined, and is determined
The position of the centre of form of odd-shaped cross section.
The sub- section referred here to refers to the various pieces for forming overall odd-shaped cross section, such as the steel tube concrete in L-type section
Native Special-Shaped Column includes two partial cross sections, i.e., sub- section, is set to sub- section one, sub- section two.The section face in sub- section one
Product is set to A1.The area of section in sub- section two is A2。
For example, by taking centroid calculation as an example：
2nd, centroid calculation (ignoring steel thickness) (explanation：A1H、A2HFor concrete area, A1G、A2GFor
Steel area.)x0And y0The centre of form coordinate of the steel pipe concrete profiled pile in L-type section is represented respectively.
A1(mm2)=ab=39600
A2(mm2)=ac=108000
A1H(mm2)=(a-2t) (b-2t)+at=34896
A2H(mm2)=(a-2t) (c-2t)=95776
A1G(mm2)=ab-A1H=4704
A2G(mm2)=ac-A2H=12224
Further, it is determined that go out partial cross section's characteristic of the odd-shaped cross section, including：
Determine the concrete the moment of inertia and steel inertia in every sub- section of the odd-shaped cross section of steel pipe concrete profiled pile
Square；Specifically include：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section in X-direction are determined respectively；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction is determined respectively.
For example, by taking partial cross section's characteristic as an example, partial cross section's characteristic includes the ginseng such as area of section, the centre of form, cross sectional moment of inertia
Amount.
3rd, partial cross section's characteristic (explanation：IHFor concrete the moment of inertia, IGFor steel the moment of inertia)
I1XHRepresent the concrete the moment of inertia of the first sub- section in the X direction.
I2XHRepresent the concrete the moment of inertia of the second sub- section in the X direction.
I1YHRepresent the concrete the moment of inertia of the first sub- section in the Y direction.
I2YHRepresent the concrete the moment of inertia of the second sub- section in the Y direction.
I1XH(mm4)=(a-2t) (b-2t)3/ 12=121019328
I2XH(mm4)=(c-2t) (a-2t)3/ 12=214665941
I1YH(mm4)=(a-2t)3(b-2t)/12=78213568
I2YH(mm4)=(a-2t) (c-2t)3/ 12=2722081621
I1XGRepresent the steel the moment of inertia of the first sub- section in the X direction.
I2XGRepresent the steel the moment of inertia of the second sub- section in the X direction.
I1YGRepresent the steel the moment of inertia of the first sub- section in the Y direction.
I2YGRepresent the steel the moment of inertia of the second sub- section in the Y direction.
I1XG(mm4)=ab3/12-I1XH=38700672
I2XG(mm4)=ca3/12-I2XH=76934059
I1YG(mm4)=ba3/12-I1YH=28706432
I2YG(mm4)=ac3/12-I2YH=638506666.7
S103：According to specified parameter collection, with reference to default conversion formula, determine that there is corresponding relation with specified parameter collection
Equivalent parameterses collection.
According to input condition data, determine to centre of form section X-direction concrete the moment of inertia and steel the moment of inertia；With
And
According to input condition data, concrete the moment of inertia and steel the moment of inertia in the Y direction to centre of form section are determined；With
And
According to it is above-mentioned determine to centre of form section X-direction concrete the moment of inertia and steel the moment of inertia, to the centre of form cut
The concrete the moment of inertia and steel the moment of inertia of face in the Y direction, determine the odd-shaped cross section to centre of form section in the curved of X-direction
Stiffness, and determine the bending stiffness to centre of form section in the Y direction of the odd-shaped cross section.
It is preferred that input condition data, including：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section having determined that in X-direction；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction having determined that；And
The steel plate that length, each edge on each bar side of the odd-shaped cross section of the composition steel pipe concrete profiled pile obtained are related to
Thickness；And
The position coordinates of the centre of form for the odd-shaped cross section having determined that.
Centre of form cross section property can be asked for by the way that formula is calculated as below for example, calculating：
IXHRepresent the concrete the moment of inertia to centre of form section in the X direction.
IXGRepresent the steel the moment of inertia to centre of form section in the X direction.
IYHRepresent the concrete the moment of inertia to centre of form section in the Y direction.
IyGRepresent the steel the moment of inertia to centre of form section in the Y direction.
IXH(mm4)=I1XH+A1H(Y0-b/2)2+I2XH+A2H(a/2+b-Y0)2=135773812
IYH(mm4)=I1YH+A1H(x0-a/2)2+I2YH+A2H(c/2-x0)2=3928250307
IXG(mm4)=I1XG+A1G(Y0-b/2)2+I2XG+A2H(a/2+b-Y0)2=251570578
IyG(mm4)=I1yG+A1G(x0-a/2)2+I2yG+A2G(c/2-x0)2=586151003.2
E (C40 concrete, KN/mm2)=33.50
E (steel, KN/mm2)=206
0.1626=(EConcrete/ESteel)
EGIXRepresent that the steel pipe concrete profiled pile in L-type section is converted to behind centre of form section, to centre of form section in X-direction
Bending stiffness.
EGIYRepresent that the steel pipe concrete profiled pile in L-type section is converted to behind centre of form section, to centre of form section in the Y direction
Bending stiffness.
EGIX(mm4)=(IXH(mm4)×(EConcrete/ESteel、)+IXG(mm4))×ESteel,=9734261843
EGIY(mm4)=(IYH(mm4)×(EConcrete/ESteel)+IYG(mm4))×ESteel,=252343491954
S104：The square-section of concrete filled steel tube rectangular column to match with equivalent parameterses collection is determined, as equivalent square
Tee section.
Specifically, the initial parameter collection of square-section is obtained；
According to the initial parameter collection of square-section, the cross section property of square-section is determined；
Judge whether difference meets default error between the cross section property of square-section and the cross section property to the centre of form
Scope；
When judged result is to be, determine that the square-section that the judged result is related to is cut for the equivalent rectangular of odd-shaped cross section
Face.
It is preferred that according to the initial parameter collection of square-section, the cross section property of square-section is determined, including：
According to the initial parameter collection of the square-section, determine that the steel product cross-sectional product of square-section, the bending of X-direction are firm
The bending stiffness of degree and Y-direction；And
Judge the cross section property of the square-section and whether default error is met to difference between centre of form cross section property
Scope, including：
Judge steel product cross-sectional product, the bending stiffness of the bending stiffness of X-direction and Y-direction of the square-section, respectively with
It is default to whether the difference between the bending stiffness of the steel product cross-sectional product in centre of form section, the bending stiffness of X-direction and Y-direction meets
Respective error range.
The conversion calculating process of square-section is exemplified below：
M (mm)=525 n mm=320
t1(mm)=9.00 t2(mm)=12.00
It is initial data to forgoing describe a, b, c, d, t, and as input information, m, n, t1, t2 here are by above
The result that is calculated of a variety of formula, represent the length of side, the data of steel plate thickness in equivalent rectangular section.
The calculating process of the moment of inertia of square-section after changing is described below：
IXHRepresent the concrete the moment of inertia of square-section (i.e. equivalent rectangular section) in the X direction after changing.
IXGRepresent the steel the moment of inertia of square-section (i.e. equivalent rectangular section) in the X direction after changing.
IYHRepresent the concrete the moment of inertia of square-section (i.e. equivalent rectangular section) in the Y direction after changing.
IYGRepresent the steel the moment of inertia of square-section (i.e. equivalent rectangular section) in the Y direction after changing.
IXH(mm4)=(b/2h)3/ 12=1149945634
IYH(mm4)=(h-2t1)3/ 12=3164746109
IXG(mm4)=(b × h)3/12-IXH(mm4)=283654366
IYG(mm4)=(b × h)3/12-IYH(mm4)=694003892
EGIX(KN-mm2)=(IXH(mm4)×EConcrete/ESteel+IXG(mm4))×ESteel=96955978135
EGIX(KN-mm2) for conversion after section X-direction bending stiffness
EGIX(mm4)/EGIX(KN-mm2)=1.00399
It is herein former section and the bending stiffness ratio of section X-direction after conversion, illustrates former section and section X side after conversion
To bending stiffness approximately equal (error is 1% or so).
EGIY(KN-mm2)=(IYH(mm4)×EConcrete/ESteel+IYG(mm4))×ESteel=248983796284
EGIY(KN-mm2) for conversion after section Y-direction bending stiffness
EGIY(mm4)/EGIY(KN-mm2)=1.01349
It is herein former section and the bending stiffness ratio of section Y-direction after conversion, illustrates former section and section Y side after conversion
To bending stiffness approximately equal (error is 1% or so).
AG(mm2)=b × h- (b-2 × t2)(h-2×t1)=16698
It is herein the sectional area of rectangle steel after conversion.
(A1G(mm2)+A2G(mm2))/AG(mm2)=1.01377
It is herein former section and the sectional area ratio of the sectional area rectangle steel of rectangle steel after conversion, explanation
Former section and the sectional area approximately equal of section steel plate after conversion (error is 1% or so).Referring to following tables one：
Table one
| a | b | c | d | t | m | n | t1 | t2 |
| 180 | 220 | 600 | 400 | 8 | 525 | 320 | 9.00 | 12.00 |
A, b, c, d, t are the initial data of input, and m, n, t1, t2 are the result being calculated through program.Through above formula
Calculate, make former section and the sectional area approximately equal of section steel plate after conversion, relative error is 1%, so as to obtain m, n, t1, t2
Result of calculation.
Special-Shaped Column can carry out equivalent, it is necessary to meet following three conditions with the rectangular column after conversion：
1st, Special-Shaped Column original section and the bending stiffness approximately equal of section X-direction after conversion (error is 1% or so)；
2nd, Special-Shaped Column original section and the bending stiffness approximately equal of section Y-direction after conversion (error is 1% or so)；
3rd, Special-Shaped Column original section and the sectional area approximately equal of section steel plate after conversion (error is 1% or so).
Above three condition must meet simultaneously.Error range is -1.5% to 1.5%.
Fig. 4 is the equivalent rectangular section computing device functional module signal of the steel pipe concrete profiled pile of the embodiment of the present invention
Figure.Below in conjunction with the accompanying drawings 4, introduce embodiments of the invention according to second aspect, there is provided a kind of steel pipe concrete profiled pile
Equivalent rectangular section computing device, including：
Data obtaining module 401, the information of the odd-shaped cross section for obtaining steel pipe concrete profiled pile；
Storage and calculation process module 402, for the information according to odd-shaped cross section, determine the specified parameter of odd-shaped cross section
Collection；And parameter collection is specified for basis, with reference to the default conversion formula being stored in storage and calculation process module, it is determined that
Go out the equivalent parameterses collection that there is corresponding relation with specified parameter collection；And determine the steel tube concrete to match with equivalent parameterses collection
The square-section of native rectangular column, as equivalent rectangular section.
Accompanying drawing 5 shows for the structure of the terminal in the equivalent rectangular section of the calculating steel pipe concrete profiled pile of the embodiment of the present invention
It is intended to.Below in conjunction with the accompanying drawings 5, introduce embodiments of the invention according to the 3rd aspect, there is provided a kind of calculate concrete filled steel tube
The terminal in the equivalent rectangular section of Special-Shaped Column, including：Memory 501 and processor 502.
The terminal in the equivalent rectangular section of the calculating steel pipe concrete profiled pile in the embodiment of the present invention also includes at least one
Individual program；At least one program, is stored in memory, is configured as by realizing following steps during the computing device：
Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；
According to the information of the odd-shaped cross section, the specified parameter collection of odd-shaped cross section is determined；
According to specified parameter collection, with reference to default conversion formula, determine with specified parameter collection have corresponding relation etc.
Imitate parameter collection；
The square-section of concrete filled steel tube rectangular column to match with equivalent parameterses collection is determined, is cut as equivalent rectangular
Face.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is individual ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to the feature, integer, step, operation, element and/or component be present, but it is not excluded that in the presence of or addition
One or more other features, integer, step, operation, element, component and/or their groups.It should be understood that when we claim member
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " can include wireless connection or wireless coupling.It is used herein to arrange
Taking leave "and/or" includes whole or any cell and all combinations of one or more associated list items.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology), there is the general understanding identical meaning with the those of ordinary skill in art of the present invention.Should also
Understand, those terms defined in such as general dictionary, it should be understood that have with the context of prior art
The consistent meaning of meaning, and unless by specific definitions as here, idealization or the implication of overly formal otherwise will not be used
To explain.
Those skilled in the art of the present technique be appreciated that can with computer program instructions come realize these structure charts and/or
The combination of each frame and these structure charts and/or the frame in block diagram and/or flow graph in block diagram and/or flow graph.This technology is led
Field technique personnel be appreciated that these computer program instructions can be supplied to all-purpose computer, special purpose computer or other
The processor of programmable data processing method is realized, so as to pass through the processing of computer or other programmable data processing methods
Device performs the scheme specified in the frame of structure chart and/or block diagram and/or flow graph disclosed by the invention or multiple frames.
Those skilled in the art of the present technique are appreciated that in the various operations discussed in the present invention, method, flow
Step, measure, scheme can be replaced, changed, combined or deleted.Further, it is each with having been discussed in the present invention
Kind operation, method, other steps in flow, measure, scheme can also be replaced, changed, reset, decomposed, combined or deleted.
Further, it is of the prior art to have and the step in the various operations disclosed in the present invention, method, flow, measure, scheme
It can also be replaced, changed, reset, decomposed, combined or deleted.
Described above is only some embodiments of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (11)
1. the equivalent rectangular section computational methods of steel pipe concrete profiled pile, it is characterised in that：
Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；
According to the information of the odd-shaped cross section, the specified parameter collection of the odd-shaped cross section is determined；
According to the specified parameter collection, with reference to default conversion formula, determine that there is corresponding relation with the specified parameter collection
Equivalent parameterses collection；
The square-section of concrete filled steel tube rectangular column to match with the equivalent parameterses collection is determined, is cut as equivalent rectangular
Face.
2. computational methods according to claim 1, it is characterised in that：The abnormity for obtaining steel pipe concrete profiled pile is cut
The information in face, including：
Obtain form steel pipe concrete profiled pile odd-shaped cross section each bar side length, each edge be related to steel plate thickness, with
And the position relationship information in the odd-shaped cross section between each sub- section.
3. computational methods according to claim 2, it is characterised in that：The information according to the odd-shaped cross section, it is determined that
Go out the specified parameter collection of the odd-shaped cross section, including：
According to the odd-shaped cross section it is each while length, it is each while the steel plate thickness that is related to and the odd-shaped cross section in it is each
Position relationship information between sub- section, determine that the position of the centre of form of the odd-shaped cross section and the part of the odd-shaped cross section are cut
Face characteristic；
According to the position of the centre of form of the odd-shaped cross section and partial cross section's characteristic of the odd-shaped cross section, determine and the abnormity
The cross section property of the corresponding transition section of the cross section property in section, as to centre of form cross section property.
4. computational methods according to claim 3, it is characterised in that：The position of the centre of form for determining the odd-shaped cross section
Put, including：
Split the odd-shaped cross section so that the sub- section after segmentation is regular geometric shapes；
Determine to form the area of section in every sub- section of the odd-shaped cross section；
Concrete section product and steel product cross-sectional product in the odd-shaped cross section of the steel pipe concrete profiled pile are determined, and
Determine the position of the centre of form of the odd-shaped cross section.
5. computational methods according to claim 4, it is characterised in that：The partial cross section for determining the odd-shaped cross section
Characteristic, including：
Determine the concrete the moment of inertia and steel inertia in every sub- section of the odd-shaped cross section of the steel pipe concrete profiled pile
Square；Specifically include：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section in X-direction are determined respectively；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction is determined respectively.
6. computational methods according to claim 5, it is characterised in that：It is described according to the specified parameter collection, with reference to default
Conversion formula, determine the equivalent parameterses collection that there is corresponding relation with the specified parameter collection, including：
According to input condition data, determine to centre of form section X-direction concrete the moment of inertia and steel the moment of inertia；
According to input condition data, concrete the moment of inertia and steel the moment of inertia in the Y direction to centre of form section are determined；
According to it is described determine to centre of form section the concrete the moment of inertia and steel the moment of inertia of X-direction, to centre of form section in Y
The concrete the moment of inertia and steel the moment of inertia in direction, determine the firm in the bending of X-direction to centre of form section of the odd-shaped cross section
Degree, and determine the bending stiffness to centre of form section in the Y direction of the odd-shaped cross section.
7. computational methods according to claim 6, it is characterised in that：The input condition data, including：
Concrete the moment of inertia and steel the moment of inertia of the every sub- section having determined that in X-direction；And
The every concrete the moment of inertia and steel the moment of inertia of sub- section in the Y direction having determined that；And
The steel plate that length, each edge on each bar side of the odd-shaped cross section of the composition steel pipe concrete profiled pile obtained are related to is thick
Degree；And
The position coordinates of the centre of form for the odd-shaped cross section having determined that.
8. computational methods according to claim 1, it is characterised in that described to determine to match with the equivalent parameterses collection
Concrete filled steel tube rectangular column square-section, as equivalent rectangular section, including：
Obtain the initial parameter collection of square-section；
According to the initial parameter collection of the square-section, the cross section property of the square-section is determined；
Judge whether difference meets default error between the cross section property of the square-section and the cross section property to the centre of form
Scope；
When judged result is to be, determine that the square-section that the judged result is related to is cut for the equivalent rectangular of the odd-shaped cross section
Face.
9. computational methods according to claim 8, it is characterised in that the initial parameter according to the square-section
Collection, the cross section property of the square-section is determined, including：
The initial parameter collection according to the square-section, determine that the steel product cross-sectional of the square-section is long-pending, X-direction curved
The bending stiffness of stiffness and Y-direction；And
Whether difference meets default between the cross section property for judging the square-section and the cross section property to the centre of form
Error range, including：
The bending stiffness of steel product cross-sectional product, the bending stiffness of X-direction and the Y-direction for judging the square-section, respectively with
Whether the difference between the bending stiffness to the steel product cross-sectional product in centre of form section, the bending stiffness of X-direction and Y-direction meets
Default respective error range.
A kind of 10. equivalent rectangular section computing device of steel pipe concrete profiled pile, it is characterised in that including：
Data obtaining module, the information of the odd-shaped cross section for obtaining steel pipe concrete profiled pile；
Storage and calculation process module, for the information according to the odd-shaped cross section, determine the specified ginseng of the odd-shaped cross section
Quantity set；And for according to the specified parameter collection, with reference to default turn be stored in the storage and calculation process module
Formula is changed, determines the equivalent parameterses collection that there is corresponding relation with the specified parameter collection；And determine and the equivalent ginseng
The square-section for the concrete filled steel tube rectangular column that quantity set matches, as equivalent rectangular section.
A kind of 11. terminal in the equivalent rectangular section for calculating steel pipe concrete profiled pile, it is characterised in that including：
Processor；
Memory；
At least one program, it is stored in the memory, is configured as by realizing following steps during the computing device：
Obtain the information of the odd-shaped cross section of steel pipe concrete profiled pile；
According to the information of the odd-shaped cross section, the specified parameter collection of the odd-shaped cross section is determined；
According to the specified parameter collection, with reference to default conversion formula, determine that there is corresponding relation with the specified parameter collection
Equivalent parameterses collection；
The square-section of concrete filled steel tube rectangular column to match with the equivalent parameterses collection is determined, is cut as equivalent rectangular
Face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924206.7A CN107480407B (en) | 2017-09-30 | 2017-09-30 | Equivalent rectangular cross section calculation method and device for steel pipe concrete special-shaped column and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924206.7A CN107480407B (en) | 2017-09-30 | 2017-09-30 | Equivalent rectangular cross section calculation method and device for steel pipe concrete special-shaped column and terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107480407A true CN107480407A (en) | 2017-12-15 |
| CN107480407B CN107480407B (en) | 2020-10-30 |
Family
ID=60605006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710924206.7A Active CN107480407B (en) | 2017-09-30 | 2017-09-30 | Equivalent rectangular cross section calculation method and device for steel pipe concrete special-shaped column and terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107480407B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120113036A1 (en) * | 2006-09-27 | 2012-05-10 | Lee Chang Sub | Mobile communication terminal and method of selecting menu and item |
| CN106127850A (en) * | 2016-06-28 | 2016-11-16 | 武汉联图时空信息科技有限公司 | The three-dimensional visualization method of a kind of mobile terminal indoor and outdoor integration and device |
-
2017
- 2017-09-30 CN CN201710924206.7A patent/CN107480407B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120113036A1 (en) * | 2006-09-27 | 2012-05-10 | Lee Chang Sub | Mobile communication terminal and method of selecting menu and item |
| CN106127850A (en) * | 2016-06-28 | 2016-11-16 | 武汉联图时空信息科技有限公司 | The three-dimensional visualization method of a kind of mobile terminal indoor and outdoor integration and device |
Non-Patent Citations (1)
| Title |
|---|
| 高立堂等: "考虑二阶效应的火灾后不等肢L形型钢混凝土异形柱偏心距增大系数的研究", 《四川建筑科学研究》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107480407B (en) | 2020-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Jones | Doric measure and architectural design 1: The evidence of the relief from Salamis | |
| CN109214142B (en) | Bionic building structure modeling and design method | |
| CN103198494B (en) | A kind of elevation of building extracting method based on building outer contour and laser point cloud | |
| CN107977487A (en) | A kind of assembly concrete architectural design method based on BIM technology | |
| CN108629117A (en) | Large-span steel arching surface grids layer Steel Structure modeling method based on Rhino platforms | |
| CN105574885B (en) | Based on machine learning and merge the full reference picture method for evaluating quality of visual signature | |
| CN105678757A (en) | Object displacement measurement method | |
| CN111877616A (en) | Curtain wall installation method based on three-dimensional laser scanning | |
| CN105568864A (en) | Integrated algorithm for determining reasonable construction cable force of cable-stayed bridge | |
| CN108334724A (en) | A kind of construction method of civil engineering BIM quantities models | |
| CN107451350A (en) | One kind is based on BIM modeling technique space three-dimensional abnormity bridge abutment moulding plate construction methods | |
| CN114091148B (en) | Method for realizing Revit template area calculation based on Dynamo, rapid modeling method and system | |
| CN106483845A (en) | A kind of method and system for improving the forecast of straightener force-power parameter | |
| CN110390360A (en) | Method and apparatus are determined based on the rectangular block stock layout sequence of genetic algorithm | |
| CN111046459A (en) | Building model image design method based on 3D software | |
| CN101882150A (en) | Three-dimensional model comparison and search method based on nuclear density estimation | |
| CN106441221A (en) | Method for treating surveying and mapping cross section based on secondary development of AutoCAD | |
| CN110895620A (en) | Calculation method and system for wind load body type coefficient of angle steel power transmission tower | |
| CN106991804A (en) | A kind of city bus operating mode construction method coupled based on multi-line | |
| CN107480407A (en) | Equivalent rectangular section computational methods, device and the terminal of steel pipe concrete profiled pile | |
| CN103559351A (en) | Method for processing data of reinforcing bars of building structural beam | |
| CN109658513B (en) | Method for simplifying urban building energy consumption model | |
| CN103106353A (en) | Construction method of fingerprint feature curve of genomic sequence | |
| CN103593860B (en) | A kind of cut-out method for the most irregular blank | |
| CN106337590B (en) | A kind of Seismic Design Method for improving building structure collapse resistant capacity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100044 First Floor 5414, Building 4, No. 1 Sanlihe Road, Haidian District, Beijing Applicant after: Beijing Hezhu Technology Co.,Ltd. Address before: Room 5352, Xiyuan Hotel, No. 1 Sanlihe Road, Haidian District, Beijing 100044 Applicant before: BEIJING HUIZHU BUILDING TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |