CN104951632A - Three-dimensional reinforcement arrangement method for concrete structure on surface of circular truncated cone - Google Patents
Three-dimensional reinforcement arrangement method for concrete structure on surface of circular truncated cone Download PDFInfo
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- CN104951632A CN104951632A CN201510423822.5A CN201510423822A CN104951632A CN 104951632 A CN104951632 A CN 104951632A CN 201510423822 A CN201510423822 A CN 201510423822A CN 104951632 A CN104951632 A CN 104951632A
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Abstract
The invention relates to a three-dimensional reinforcement arrangement method for a concrete structure on the surface of a circular truncated cone, and aims to solve the problem that in the prior art, a method for directly arranging reinforcements on a concrete structure on the surface of a circular truncated cone is not yet discovered. The three-dimensional reinforcement arrangement method comprises the following steps: at first, selecting a reinforcement arrangement surface of the concrete structure on the circular truncated cone, and determining circular truncated cone reinforcement arrangement guide wires according to geometric topology information of the concrete structure of the circular truncated cone and the thickness of a reinforcement protection layer; then, determining reinforcement arrangement points and an auxiliary plane generated by reinforcement objects on the reinforcement arrangement guide wires according to the spacing between reinforcements on the circular truncated cone, the number of the reinforcements and the thickness of the reinforcement protection layer; finally, generating reinforcement axes on the reinforcement arrangement points and the auxiliary plane according to reinforcement positioning points and reinforcement end parameters, calling a reinforcement template, and assigning reinforcement attribute data to the three-dimensional reinforcement objects. The method is suitable for design of reinforcement arrangement on the concrete structure.
Description
Technical field
The present invention relates to the distribution method of round platform surface concrete structure three-dimensional reinforcing bar.
Background technology
Round platform surface reinforcing bar is the important three-dimensional Distribution form s of one of xoncrete structure, be generally used for the xoncrete structures such as round table surface, arc surface, circular conical surface and circular opening, improve the rapid Design efficiency of reinforcing bar, make cloth muscle evenly, improve the stress performance of xoncrete structure.The muscle distance of round platform surface reinforcing bar and structure boundary should be greater than the protective layer thickness of code requirement.
The method for drafting of current reinforcement drawing, major part adopts two dimension to draw.Round platform surface reinforcing bar, is generally by round platform unfolded surface, restores three-dimensional model after drawing reinforcing bar.For the round platform surface structure of more complicated, as the change of round table surface body structure surface, tilt or smooth, that surface is cut, hole is more round table surface, reinforcement drawing is drawn and materials classification is added up still by manually completing, by larger for difficulty during round platform unfolded surface drafting reinforcing bar, if, school, careful workload be very big, difficulty is high and be easier to make mistakes.For the structure that structure comparison is regular, although there is partial software directly can draw two-dimentional round platform reinforcement drawing, but still restricted application, the round platform surface arrangement of reinforcement of various labyrinth and 3-D display, inspection, guiding construction practice cannot be suitable for.Along with the progress of technology, more and more designing a model is all three-dimensional model, and slip-stick artist, in the urgent need in the reinforced concrete structure of round platform surface, has the tool and method of three-dimensional cloth muscle.
The drawing obtained by manual drawing or existing software is at present all two-dimentional, need to understand through professional training, experienced slip-stick artist, the three-dimensional model of reinforcing bar is rebuild in brains, for the thin portion such as reinforcing bar, round platform surface structure, the spatial relation of itself and structure, other reinforcing bars in detail, truly cannot be reflected.Meanwhile, may there is ambiguity in different slip-stick artist, this brings very large obstacle to the exchange of technology of reinforcement drawing and guiding construction in solution read procedure.Along with the development of computing machine, assisting by computing machine, engineering staff can rebuild rebar model as required, comprises round platform surface concrete rebar model, generate three-dimensional rebar model true to nature, make more convenient based on the exchange of technology of three-dimensional rebar model, more directly perceived, Material Takeoff is more accurate.
From disclosed document and data, not yet find software or the method for in three-dimensional round platform surface concrete structure, directly arranging reinforcing bar.Because reinforcing bar three-dimensional modeling does not have ready-made professional software, very big to reinforcing bar three-dimensional modeling workload, and be solid model, along with the continuous increase of number of steel bars, kind, no matter be to the restriction of calculating internal memory, display speed, or modeling work amount, difficulty, be all huge challenge.Particularly round platform concrete surface is changeful, cannot rapid batch, quick position, and quick generating three-dimensional models, add up to facilitate the check in later stage, examination and materials classification, cannot meet the requirement fast, accurately of engineering design, the method thus developing the new layout that efficiently can process the round platform surface three dimension reinforcing bar of labyrinth and display is in real time particularly important.
Summary of the invention
For the problems of the prior art, the invention provides a kind of three-dimensional cloth muscle method for round platform surface concrete structure, the method comprises the steps:
A. select the cloth muscle face of round platform xoncrete structure, according to geometric topology information and the thickness of protection tier of round platform xoncrete structure, determine round platform reinforcing bar cloth muscle guide line;
B. according to the spacing of round platform reinforcing bar, radical and thickness of protection tier, described cloth muscle guide line is determined the auxiliary plane that reinforcing bar cloth muscle point and reinforcing bar object generate;
C., according to reinforcing bar anchor point and end reinforced parameter, on described reinforcing bar cloth muscle point and auxiliary plane, generate reinforcing bar axis, call steel bar template, generate three-dimensional rebar model according to steel bar template, and to three-dimensional rebar model assignment reinforcing bar attribute data.
Particularly, in steps A, determine that the step of round platform reinforcing bar cloth muscle guide line d is as follows:
A1. according to the geometric topology information in cloth muscle face of input, cloth muscle facial contour finds any one section of circular arc line, and obtain the normal N ormalLine of the center of circle O of this circular arc line, circular arc line place plane P 1 and the plane P 1 by center of circle O;
A2. according to the geometric topology information in input cloth muscle face, all end points in cloth muscle face are all projected to circular arc line place plane P 1, obtains point set PointList;
A3. according to the circular arc line center of circle O in the steps A 1 and point set PointList in steps A 2, calculate at point set PointList middle distance center of circle O end points Pt1 farthest;
A4. the circular arc line center of circle O in the steps A 1 and end points Pt1 in steps A 3 is connected into straight line Line1;
A5. the Line1 in steps A 4 is projected to the cloth muscle face of input, obtain cloth muscle guide line.
Particularly, in step B, determine that the method for reinforcing bar cloth muscle point is: on described cloth muscle guide line, obtain cloth muscle guide line length, generate several reinforcing bar cloth muscle points according to bar spacing or reinforcing bar number, the number of described reinforcing bar cloth muscle point is at least 3.
Particularly, in step B, determine that the method for auxiliary plane is: according to cloth muscle dot generation Z axis straight line, on cloth muscle point, generate the Normal plane by described Z axis straight line, described Normal plane is cloth muscle auxiliary plane.
Particularly, in step C, the concrete grammar generating three-dimensional rebar model comprises the steps:
C1. select a cloth muscle point, calculate the distance of this cloth muscle point and described normal N ormalLine, this distance is as the radius R of round platform reinforcing bar;
C2., in selected cloth muscle point place auxiliary plane, with the radius R of round platform reinforcing bar for radius, the circular arc Arc of the cloth muscle point by described selection is drawn;
C3. circular arc Arc is projected to cloth muscle face, obtain the axis of the three-dimensional reinforcing bar of round table surface;
C4. according to the end reinforced thin portion structural parameters arranging crotch or prolongation, generate the axis of thin portion structure, be merged into an entirety, as the axis of round platform reinforcing bar with the axis in step C3;
C5. call round platform steel bar template, generate the three-dimensional reinforcing bar object of round table surface;
C6. process remaining cloth muscle point successively, generate the three-dimensional reinforcing bar object of whole round table surface.
Wherein, described reinforcing bar attribute comprises reinforcing bar numbering, reinforcing bar grade, reinforcing bar pattern, bar diameter, bar spacing, reinforcing bar length, reinforcing bar color, remark information, cloth muscle guide line, cloth muscle face and end reinforced direction reference planes.
The invention has the beneficial effects as follows: due to the auxiliary cloth muscle plane that have employed cloth muscle guide line, cloth muscle point and generate thus, so both can according to these with reference to the various situations demonstrating round platform surface reinforcing bar accurately, the three-dimensional cloth muscle result of display directly perceived.Such modeling pattern speed, intuitively, exactly can also give slip-stick artist by the reinforcing bar information reflection of round platform surface, improve the efficiency of slip-stick artist's work, its accurately information also improve construction speed, also avoid because ambiguity causes the defect of construction simultaneously.The present invention can adopt the surface model of topology to realize, and compared with adopting the rebar model of physical format, its committed memory and hard drive space greatly reduce.The present invention and software platform have nothing to do, and both can be based on business Three-dimensional Design Software, and can be the three-dimensional picture platforms of independent development, have important using value in engineer applied field, and have high confidence level, applicability, admissibility.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail, it should be noted that embodiment is only used to help reader to understand technical conceive of the present invention better, not in order to limit the protection domain of the claims in the present invention.
Accompanying drawing explanation
Fig. 1 is the three-dimensional cloth muscle method flow diagram for round platform surface concrete structure of the present invention;
Fig. 2 is the cloth muscle guide line schematic diagram of the round platform reinforcing bar of the embodiment of the present invention;
Fig. 3 is the cloth muscle point schematic diagram of the round platform reinforcing bar of the embodiment of the present invention;
Fig. 4 is the cloth muscle auxiliary plane schematic diagram of the round platform reinforcing bar of the embodiment of the present invention;
Fig. 5 is the round platform reinforcing bar three-dimensional model diagram of the embodiment of the present invention;
Fig. 6 is the round platform end reinforced crotch structural parameters figure of the embodiment of the present invention;
Be labeled as in figure: cloth muscle face 1, cloth muscle guide line 2, cloth muscle point 3, cloth muscle guide line 4, cloth muscle auxiliary plane 5, round platform reinforcing bar three-dimensional model 6.
Embodiment
The present invention is directed in prior art the problem that there is no the method for directly arranging reinforcing bar in three-dimensional round platform surface concrete structure, a kind of three-dimensional cloth muscle method for round platform surface concrete structure is provided.As shown in Figure 1, the step of the method is as follows: first, selects the cloth muscle face of round platform xoncrete structure, according to geometric topology information and the thickness of protection tier of round platform xoncrete structure, determines round platform reinforcing bar cloth muscle guide line.Then, according to the spacing of round platform reinforcing bar, radical and thickness of protection tier, described cloth muscle guide line is determined the auxiliary plane that reinforcing bar cloth muscle point and reinforcing bar object generate.Finally, according to reinforcing bar anchor point and end reinforced parameter, on described reinforcing bar cloth muscle point and auxiliary plane, generate reinforcing bar axis, call steel bar template, generate three-dimensional reinforcing bar object model according to steel bar template, and to three-dimensional reinforcing bar object value reinforcing bar attribute data.
Embodiment
The input parameter of the three-dimensional reinforcing bar of round platform concrete surface mainly comprises cloth muscle face, bar spacing and diameter, end reinforced parameter.Again according to the geometric topology information in cloth muscle face, calculate cloth muscle guide line.According to reinforcement parameter, then determine that the positional parameter of the three-dimensional reinforcing bar of round platform concrete surface mainly comprises the locating point position in the cloth muscle face at reinforcing bar place, auxiliary plane.According to the end reinforced parameter of round platform, determine end structure.Wherein determine that the cloth muscle guide line of the three-dimensional reinforcing bar of round platform concrete surface, anchor point, cloth muscle auxiliary surface, end reinforced parameter are key links of the present invention.Cloth muscle step below in conjunction with accompanying drawing and the three-dimensional reinforcing bar of round platform concrete surface is described in further detail the present invention.
Step one: determine reinforcing bar guide line
Determine that the step of reinforcing bar guide line is as follows:
A1. according to the geometric topology information in cloth muscle face 1 of input, cloth muscle face 1 profile finds any one section of circular arc line, and obtain the normal N ormalLine of the center of circle O of this circular arc line, circular arc line place plane P 1 and the plane P 1 by center of circle O;
A2. according to the geometric topology information in input cloth muscle face 1, all end points in cloth muscle face 1 are all projected to circular arc line place plane P 1, obtains point set PointList;
A3. according to the circular arc line center of circle O in the steps A 1 and point set PointList in steps A 2, calculate at point set PointList middle distance center of circle O end points Pt1 farthest;
A4. the circular arc line center of circle O in the steps A 1 and end points Pt1 in steps A 3 is connected into straight line Line1;
A5. the Line1 in steps A 4 is projected to the cloth muscle face 1 of input, obtain cloth muscle guide line 2.
Step 2: generate cloth muscle point
On described cloth muscle guide line 2, obtain cloth muscle guide line length, generate several cloth muscle points 3 according to bar spacing or reinforcing bar number, see accompanying drawing 3.
Step 3: the auxiliary plane determining the three-dimensional reinforcing bar of round platform concrete surface
Specific implementation step is as follows:
(1) on cloth muscle point 3, Z axis straight line is generated;
(2) on cloth muscle point 3, generate the Normal plane by Z axis straight line, that is: cloth muscle auxiliary plane 5, see accompanying drawing 4.
Step 4: generate three-dimensional reinforcing bar in the auxiliary plane Ω of round platform reinforcing bar
Specific implementation step is as follows:
C1. select a cloth muscle point 3, calculate the distance of this cloth muscle point 3 and described normal N ormalLine, this distance is as the radius R of round platform reinforcing bar;
C2., in selected cloth muscle point 3 place auxiliary plane 5, with the radius R of round platform reinforcing bar for radius, the circular arc Arc of the cloth muscle point 3 by described selection is drawn;
C3. circular arc Arc is projected to cloth muscle face 1, obtain the axis of the three-dimensional reinforcing bar of round table surface;
C4. according to the end reinforced thin portion structural parameters arranging crotch or prolongation, generate the axis of thin portion structure, be merged into an entirety, as the axis of round platform reinforcing bar with the axis in step C3.
C5. round platform steel bar template is called, generate the three-dimensional reinforcing bar object of round table surface, its attribute comprises reinforcing bar numbering, reinforcing bar grade, reinforcing bar pattern, bar diameter, bar spacing, reinforcing bar length, reinforcing bar color, remark information, cloth muscle guide line, cloth muscle face, end reinforced direction reference planes.
C6. process remaining cloth muscle point successively, generate the three-dimensional rebar model 6 of whole round table surface.
Light-weight technologg is carried out to three-dimensional round platform rebar model, retains final manifold model, realize rapid preview, in real time display and quick storage.User can by the protective layer thickness of amendment round platform reinforcing bar, and spacing or radical, conveniently can determine suitable round platform reinforcement location.The end crotch details of round platform reinforcing bar, by arranging arc radius R, angle Deg, extending length L realizes the setting of curved ditch parameter.Simultaneously in round platform steel bar plane, symmetry is carried out in crotch direction, switches crotch to opposite side, sees accompanying drawing 6.
Claims (6)
1., for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, comprise the steps:
A. select the cloth muscle face of round platform xoncrete structure, according to geometric topology information and the thickness of protection tier of round platform xoncrete structure, determine round platform reinforcing bar cloth muscle guide line;
B. according to the spacing of round platform reinforcing bar, radical and thickness of protection tier, described cloth muscle guide line is determined the auxiliary plane that reinforcing bar cloth muscle point and reinforcing bar object generate;
C., according to reinforcing bar anchor point and end reinforced parameter, on described reinforcing bar cloth muscle point and auxiliary plane, generate reinforcing bar axis, call steel bar template, generate three-dimensional rebar model according to steel bar template, and to three-dimensional rebar model assignment reinforcing bar attribute data.
2., as claimed in claim 1 for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, in steps A, determine that the step of round platform reinforcing bar cloth muscle guide line d is as follows:
A1. according to the geometric topology information in cloth muscle face of input, cloth muscle facial contour finds any one section of circular arc line, and obtain the normal N ormalLine of the center of circle O of this circular arc line, circular arc line place plane P 1 and the plane P 1 by center of circle O;
A2. according to the geometric topology information in input cloth muscle face, all end points in cloth muscle face are all projected to circular arc line place plane P 1, obtains point set PointList;
A3. according to the circular arc line center of circle O in the steps A 1 and point set PointList in steps A 2, calculate at point set PointList middle distance center of circle O end points Pt1 farthest;
A4. the circular arc line center of circle O in the steps A 1 and end points Pt1 in steps A 3 is connected into straight line Line1;
A5. the Line1 in steps A 4 is projected to the cloth muscle face of input, obtain cloth muscle guide line.
3. as claimed in claim 1 or 2 for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, in step B, determine that the method for reinforcing bar cloth muscle point is: on described cloth muscle guide line, obtain cloth muscle guide line length, generate several reinforcing bar cloth muscle points according to bar spacing or reinforcing bar number, the number of described reinforcing bar cloth muscle point is at least 3.
4. as claimed in claim 3 for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, in step B, determine that the method for auxiliary plane is: according to cloth muscle dot generation Z axis straight line, on cloth muscle point, generate the Normal plane by described Z axis straight line, described Normal plane is cloth muscle auxiliary plane.
5., as claimed in claim 4 for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, in step C, the concrete grammar generating three-dimensional rebar model comprises the steps:
C1. select a cloth muscle point, calculate the distance of this cloth muscle point and described normal N ormalLine, this distance is as the radius R of round platform reinforcing bar;
C2., in selected cloth muscle point place auxiliary plane, with the radius R of round platform reinforcing bar for radius, the circular arc Arc of the cloth muscle point by described selection is drawn;
C3. circular arc Arc is projected to cloth muscle face, obtain the axis of the three-dimensional reinforcing bar of round table surface;
C4. according to the end reinforced thin portion structural parameters arranging crotch or prolongation, generate the axis of thin portion structure, be merged into an entirety, as the axis of round platform reinforcing bar with the axis in step C3;
C5. call round platform steel bar template, generate the three-dimensional reinforcing bar object of round table surface;
C6. process remaining cloth muscle point successively, generate the three-dimensional rebar model of whole round table surface.
6. as claimed in claim 4 for the three-dimensional cloth muscle method of round platform surface concrete structure, it is characterized in that, described reinforcing bar attribute comprises reinforcing bar numbering, reinforcing bar grade, reinforcing bar pattern, bar diameter, bar spacing, reinforcing bar length, reinforcing bar color, remark information, cloth muscle guide line, cloth muscle face and end reinforced direction reference planes.
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| CN105488301A (en) * | 2015-12-24 | 2016-04-13 | 上海市基础工程集团有限公司 | Three-dimensional reinforcing steel bar lofting method |
| CN106504323A (en) * | 2016-11-11 | 2017-03-15 | 中国电建集团成都勘测设计研究院有限公司 | A kind of method for generating the flowing water of pipe to reinforcing bar |
| CN106529039A (en) * | 2016-11-11 | 2017-03-22 | 中国电建集团成都勘测设计研究院有限公司 | Method for generating two-dimensional reinforcing steel bar type drawing from three-dimensional reinforcing steel bars |
| CN106683191A (en) * | 2017-01-13 | 2017-05-17 | 中国电建集团成都勘测设计研究院有限公司 | Distance reinforcement placement method suitable for complex surface and simple surface |
| CN106780742A (en) * | 2016-11-18 | 2017-05-31 | 中国电建集团成都勘测设计研究院有限公司 | A kind of method of the three-dimensional cloth muscle for volute structure |
| CN108829954A (en) * | 2018-06-01 | 2018-11-16 | 广州图石科技有限公司 | A kind of reinforcing bar configuration method based on structural model profile features |
| CN109446566A (en) * | 2018-09-25 | 2019-03-08 | 重庆大学产业技术研究院 | Reinforcing bar intelligent barrier avoiding arrangement method at a kind of node based on intensified learning |
| CN111797447A (en) * | 2019-12-11 | 2020-10-20 | 中国电建集团成都勘测设计研究院有限公司 | Complex foundation concrete dam pore reinforcement method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105488301A (en) * | 2015-12-24 | 2016-04-13 | 上海市基础工程集团有限公司 | Three-dimensional reinforcing steel bar lofting method |
| CN106504323B (en) * | 2016-11-11 | 2019-05-28 | 中国电建集团成都勘测设计研究院有限公司 | A method of for generating the flowing water of round tube to reinforcing bar |
| CN106504323A (en) * | 2016-11-11 | 2017-03-15 | 中国电建集团成都勘测设计研究院有限公司 | A kind of method for generating the flowing water of pipe to reinforcing bar |
| CN106529039A (en) * | 2016-11-11 | 2017-03-22 | 中国电建集团成都勘测设计研究院有限公司 | Method for generating two-dimensional reinforcing steel bar type drawing from three-dimensional reinforcing steel bars |
| CN106529039B (en) * | 2016-11-11 | 2019-11-26 | 中国电建集团成都勘测设计研究院有限公司 | The method that three-dimensional reinforcing bar generates two-dimentional reinforcing bar pattern figure |
| CN106780742A (en) * | 2016-11-18 | 2017-05-31 | 中国电建集团成都勘测设计研究院有限公司 | A kind of method of the three-dimensional cloth muscle for volute structure |
| CN106780742B (en) * | 2016-11-18 | 2020-03-17 | 中国电建集团成都勘测设计研究院有限公司 | Three-dimensional bar distribution method for volute structure |
| CN106683191A (en) * | 2017-01-13 | 2017-05-17 | 中国电建集团成都勘测设计研究院有限公司 | Distance reinforcement placement method suitable for complex surface and simple surface |
| CN106683191B (en) * | 2017-01-13 | 2020-06-09 | 中国电建集团成都勘测设计研究院有限公司 | Spacing bar arrangement method suitable for complex curved surface and simple curved surface |
| CN108829954A (en) * | 2018-06-01 | 2018-11-16 | 广州图石科技有限公司 | A kind of reinforcing bar configuration method based on structural model profile features |
| CN109446566A (en) * | 2018-09-25 | 2019-03-08 | 重庆大学产业技术研究院 | Reinforcing bar intelligent barrier avoiding arrangement method at a kind of node based on intensified learning |
| CN109446566B (en) * | 2018-09-25 | 2023-06-20 | 重庆大学产业技术研究院 | Reinforced learning-based intelligent obstacle avoidance arrangement method for reinforcing steel bars at nodes |
| CN111797447A (en) * | 2019-12-11 | 2020-10-20 | 中国电建集团成都勘测设计研究院有限公司 | Complex foundation concrete dam pore reinforcement method |
| CN111797447B (en) * | 2019-12-11 | 2022-05-31 | 中国电建集团成都勘测设计研究院有限公司 | Complex foundation concrete dam pore channel reinforcement method |
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Inventor after: Huang Zhipeng Inventor after: Xu Jianjiang Inventor after: Wang Rui Inventor after: Feng Yi Inventor after: Wen Fuling Inventor after: Chen Wantao Inventor after: Zhang Zhiwei Inventor after: Zhu Chen Inventor after: Ji Hao Inventor after: Li Wei Inventor after: Luo Xiaoping Inventor after: Zhong Weiming Inventor before: Huang Zhipeng Inventor before: Wang Rui Inventor before: Feng Yi Inventor before: Wen Fuling Inventor before: Chen Wantao Inventor before: Zhang Zhiwei Inventor before: Ji Hao Inventor before: Li Wei Inventor before: Luo Xiaoping Inventor before: Zhong Weiming Inventor before: Xu Jianjiang |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |