CN104631819A - Template system of arc-shaped facade arch-shaped concrete door beam and erection method of template system - Google Patents
Template system of arc-shaped facade arch-shaped concrete door beam and erection method of template system Download PDFInfo
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- CN104631819A CN104631819A CN201510100016.4A CN201510100016A CN104631819A CN 104631819 A CN104631819 A CN 104631819A CN 201510100016 A CN201510100016 A CN 201510100016A CN 104631819 A CN104631819 A CN 104631819A
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Abstract
The invention discloses a template system of an arc-shaped facade arch-shaped concrete door beam and an erection method of the template system, and belongs to the technical field of building construction to solve the problems that the template erection of space curved surface concrete of an arc-shaped arch-shaped concrete door beam is high in accuracy requirement and large in construction difficulty. The construction method comprises the following steps: firstly, approximately simulating n sections of arc-shaped sections by adopting n sections of polygonal lines to assemble the arc-shaped facade arch-shaped concrete door beam according to the size of a pre-construction arc-shaped facade arch-shaped concrete door beam, and analyzing the accuracy; secondly, comparing the n sections of the polygonal lines with corresponding n sections of arc-shaped sections which form the arc-shaped facade arch-shaped concrete door beam to determine the size of each section of planar templates, and simulating the accuracy for controlling the arc-shaped sections and the polygonal lines, thereby determining the number n of the planar templates; and finally, determining the mounting positions of the planar templates, and finishing the assembly of the planar templates according to a designed elevation, thereby finishing the erection of the arc-shaped facade arch-shaped concrete door beam template. The template system comprises a framed bent supporting system supported on a foundation, wherein the top part of the framed bent supporting system is tightly supported at the bottoms of the planar templates.
Description
Technical field
The present invention relates to technical field of building construction, be specifically related to a kind of template system and erection method thereof of arc facade arch concrete door beam.
Background technology
Arc facade arch concrete Men Liang is the space curved surface structure of a kind of plane, the double side arc shaped formation of facade.When carrying out the construction of arc facade concrete door beam, considering that arch concrete door beam entirety is positioned on the facade of an arc, except needing to guarantee that the arch radian of this concrete door beam self meets design requirement, also needing to ensure that concrete door beam meets the arc requirement of facade.Therefore, provide a kind of template system that accurately can control the whole space curved surface of arch concrete door beam, simplifying template as far as possible and set up and turnover equipment and materials'use, is the technical problem that those skilled in the art need solution badly.
Summary of the invention
It is high that template for the space curved surface concrete of plane, facade double side arc shaped arch concrete door beam sets up required precision; the problem that difficulty of construction is large; the object of the present invention is to provide a kind of template system and erection method thereof of arc facade arch concrete door beam; both ensure that the stability of form bracing system structure; guarantee the space curved surface precision of arc facade arch concrete door beam; in turn simplify the form of setting up, save engineering cost.
To achieve these goals, technical scheme of the present invention is:
An erection method for the template system of arc facade arch concrete door beam, comprises the steps:
Step one, size according to the described arc facade arch concrete door beam of pre-construction, be divided into n section arc section by described arc facade arch concrete Men Liang, and adopt n section piecewise linear approximation to simulate described n section arc section to be combined into described arc facade arch concrete door beam, and analysis precision;
Step 2, the n section arc section of the n section broken line described in step one with corresponding composition described arc facade arch concrete door beam to be compared, thus determine the size of every section of flat formwork, and adopt geometry calculating or computer simulation to control the precision of described arc section and described broken line, thus determine the quantity n of described flat formwork;
Step 3, determine described flat formwork installation site and complete the assembled of described flat formwork according to design elevation, so far, complete setting up of the template of whole described arc facade arch concrete door beam.
Further, described step one comprises:
The first step, according to design width and the radius length of the described arc facade arch concrete door beam of pre-construction, tentatively determines the arc section quantity n of described arc facade arch concrete door beam;
Second step, adopts geometry to calculate or computer simulation method, measures the spacing between the mid point of every section of described arc section and the string mid point corresponded.
3rd step, the spacing measured by described second step compares with the accuracy value preset, if the error amount drawn exceedes accuracy rating, return the segmentation again of the described first step, and suitably increase segments, re-start error ratio pair, until control in accuracy rating by the spacing between described arc section and corresponding string, the arc section quantity now determined is N, wherein, (N=n+m, n, m are natural number).
Further, described step 2 comprises: according to the arc section quantity n in described step one, adopt geometry to calculate or computer simulation mode control accuracy, determine the spacing between described arc section and the plane string corresponded, and make described flat formwork according to the length of described plane string.
Further, described step 3 comprises:
First, the corresponding position drawing n section arc section on the arc-plane of described arc facade arch concrete door beam, and control facade absolute altitude, complete the location of flat formwork described in every block;
Secondly, set up bent-frame bracing system according to the location of described flat formwork, and complete the assembled of the described flat formwork of n section, form the overall space template curve of described arc facade arch concrete door beam;
Finally, set up scaffold, as the concreting operating platform of described arc facade arch concrete door beam.
Further, total powerstation is adopted to carry out absolute altitude location when setting up described bent-frame bracing system.
Further, described n is 8 or 10.
Further, comprise the bent-frame bracing system on ground of being supported in and flat formwork, the bottom in described flat formwork is tightly supportted at the top of described bent-frame bracing system.
Further, described bent-frame bracing system is set up by total sub-semigroup and is formed.
The present invention compared with prior art, tool has the following advantages and beneficial effect: the erection method of the template system of arc facade arch concrete door beam, first according to the size of pre-construction arc facade arch concrete door beam, arc facade arch concrete Men Liang is divided into n section arc section, and adopt n section piecewise linear approximation simulation n section arc section to be combined into arc facade arch concrete door beam, and analysis precision; Secondly the n section arc section of aforementioned n section broken line with corresponding composition arc facade arch concrete door beam is compared, thus determine the size of every section of flat formwork, and adopt geometry calculating or computer simulation to control the precision of arc section and broken line, thus determine the quantity n of flat formwork; Finally determine the installation site of flat formwork, and complete the assembled of flat formwork according to design elevation, so far, complete setting up of whole arc facade arch concrete door beam forms.By such construction method, both ensure that the stability of form bracing system structure, and guaranteed the space curved surface precision of arc facade arch concrete door beam, in turn simplify the form of setting up, save engineering cost.The arc facade arch concrete door beam forms system adopting construction method of the present invention to set up, structure is simple, and easy construction, fully ensure that the construction quality of arc facade arch concrete door beam.
Accompanying drawing explanation
Fig. 1 is the flat formwork simulation schematic diagram of the embodiment of the present invention one arc facade arch concrete door beam;
Fig. 2 is the positive elevational schematic view of the embodiment of the present invention one arc facade arch concrete door beam;
Fig. 3 is the floor map of the embodiment of the present invention one arc facade arch concrete door beam;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is the precision comparison schematic diagram of the embodiment of the present invention one arc facade arch concrete door beam.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the template system of the arc facade arch concrete door beam that the present invention proposes and erection method thereof are described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.Need to illustrate in addition, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.For sake of convenience, hereinafter described " on ", D score is consistent with the upper and lower direction of accompanying drawing, but this can not become the restriction of technical solution of the present invention.
Embodiment one
Composition graphs 1 to Fig. 4 describes template system and the erection method thereof of arc facade arch concrete door beam of the present invention in detail.
As shown in the figure, a kind of erection method of template system of arc facade arch concrete door beam, comprises the steps:
S101: according to the size of pre-construction arc facade arch concrete door beam, arc facade arch concrete Men Liang is divided into n section arc section, and adopts n section piecewise linear approximation simulation n section arc section to be combined into arc facade arch concrete door beam, and analysis precision.
S102: the n section arc section 20 of the n section broken line 10 described in S101 with corresponding composition arc facade arch concrete door beam is compared, thus determine the size of every section of flat formwork, and adopt geometry calculating or computer simulation to control the precision of arc section and broken line 10, thus determine the quantity n of flat formwork.
S103: determine the position of flat formwork and complete the assembled of flat formwork according to design elevation H, so far, completes setting up of the template of whole arc facade arch concrete door beam.
Specifically, the first step is according to the design width of pre-construction arc facade arch concrete door beam and radius length, tentatively determine the quantity n of the arc section 20 of arc facade arch concrete door beam, (n is natural number), arc facade arch concrete Men Liang is divided into n section arc section, and adopt piecewise linear approximation simulation n section arc section to be combined into arc facade arch concrete door beam, and analysis precision; Second step adopts geometry to calculate or computer simulation method, measures the distance between every section of arc section 20 and string corresponding with it, namely measures the spacing between arc middle arc section 20 mid point and string 10 (its length is L) mid point; 3rd step, by the spacing d of measurement compared with the accuracy value preset, if the error amount drawn exceedes accuracy rating, return first step segmentation again, and suitably increase segments, the segments increased is m (m is natural number), re-start error ratio pair, until control in accuracy rating by the spacing between arc section 20 and corresponding string 10, the arc section quantity now determined is N, then N=n+m, (n, m are natural number).Accuracy value is 3mm in the present embodiment, controls within 3mm by the spacing d between arc section 20 mid point and string 10 mid point, and n value is 8 or 10.For n value 8, be divided into 8 arc sections 20 by whole arc facade arch concrete Men Liang, and according to the aforementioned length meeting 8 plane strings 10 of 8 arc section 20 correspondences of required precision, determine the length of flat formwork, thus make flat formwork.
After flat formwork completes, three steps are adopted to complete setting up of the template of whole arc facade arch concrete door beam.
Step one: according to design drawing, the corresponding position drawing n section arc section 20 on the arc-plane 21 of the arc facade arch concrete door beam preset, and control facade absolute altitude H, complete the location of every block flat formwork.Step 2: according to the location of flat formwork, correspondence sets up bent-frame bracing system, and the top of described bent-frame bracing system is used for supporting plane template.The template system of arc facade arch concrete door beam comprises the bent-frame bracing system on ground of being supported in and flat formwork, and the bottom of flat formwork is held at the top of bent-frame bracing system.Preferably, bent-frame bracing system is set up by total sub-semigroup and is formed.Complete after bent-frame bracing system sets up work, the location completing flat formwork is in time assembled, forms the overall space template curve of arc facade arch concrete door beam.That is; the template of arc facade arch concrete door beam is spliced to form by n block flat formwork; built the arch concrete door beam of arc facade by flat formwork in the error range that precision allows; ensure that the stability of form bracing system structure; guarantee the space curved surface precision of arc facade arch concrete door beam; simplify the form of setting up, save engineering cost.Step 3: set up scaffold, this scaffold is used for the operating platform during door beam concreting of arc facade arch concrete, therefore, when carrying out scaffold building, control the spacing of scaffold and aforementioned bent-frame bracing system well, to meet job specfication requirement.After scaffold building completes, operating personnel utilize scaffold concreting in the assembled template completed, thus form arc facade arch concrete door beam.Then carry out concrete curing, reach after requirement until concrete strength, stripping, bent-frame bracing system and scaffold, thus complete the construction of whole arc facade arch concrete door beam.
In sum, the erection method of the template system of arc facade arch concrete door beam provided by the invention, first according to the size of pre-construction arc facade arch concrete door beam, arc facade arch concrete Men Liang is divided into n section arc section, and adopt n section piecewise linear approximation simulation n section arc section to be combined into arc facade arch concrete door beam, and analysis precision; Secondly the n section arc section of aforementioned n section broken line with corresponding composition arc facade arch concrete door beam is compared, thus determine the size of every section of flat formwork, and adopt geometry calculating or computer simulation to control the precision of arc section and broken line, thus determine the quantity n of flat formwork; Finally determine the installation site of flat formwork, and complete the assembled of flat formwork according to design elevation, so far, complete setting up of whole arc facade arch concrete door beam forms.By such construction method, both ensure that the stability of form bracing system structure, and guaranteed the space curved surface precision of arc facade arch concrete door beam, in turn simplify the form of setting up, save engineering cost.In addition, the arc facade arch concrete door beam forms system adopting construction method of the present invention to set up, structure is simple, and easy construction, fully ensure that the construction quality of arc facade arch concrete door beam.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (8)
1. an erection method for the template system of arc facade arch concrete door beam, is characterized in that, comprise the steps:
Step one, size according to the described arc facade arch concrete door beam of pre-construction, be divided into n section arc section by described arc facade arch concrete Men Liang, and adopt n section piecewise linear approximation to simulate described n section arc section to be combined into described arc facade arch concrete door beam, and analysis precision;
Step 2, the n section arc section of the n section broken line described in step one with corresponding composition described arc facade arch concrete door beam to be compared, thus determine the size of every section of flat formwork, and adopt geometry calculating or computer simulation to control the precision of described arc section and described broken line, thus determine the quantity n of described flat formwork;
Step 3, determine described flat formwork installation site and complete the assembled of described flat formwork according to design elevation, so far, complete setting up of the template of whole described arc facade arch concrete door beam.
2. the erection method of the template system of arc facade arch concrete door beam as claimed in claim 1, it is characterized in that, described step one comprises:
The first step, according to design width and the radius length of the described arc facade arch concrete door beam of pre-construction, tentatively determines the arc section quantity n of described arc facade arch concrete door beam;
Second step, adopts geometry to calculate or computer simulation method, measures the spacing between the mid point of every section of described arc section and the string mid point corresponded.
3rd step, the spacing measured by described second step compares with the accuracy value preset, if the error amount drawn exceedes accuracy rating, return the segmentation again of the described first step, and suitably increase segments, re-start error ratio pair, until control in accuracy rating by the spacing between described arc section and corresponding string, the arc section quantity now determined is N, wherein, (N=n+m, n, m are natural number).
3. the erection method of the template system of arc facade arch concrete door beam as claimed in claim 1, it is characterized in that, described step 2 comprises: according to the arc section quantity n in described step one, geometry is adopted to calculate or computer simulation mode control accuracy, determine the spacing between described arc section and the plane string corresponded, and make described flat formwork according to the length of described plane string.
4. the erection method of the template system of arc facade arch concrete door beam as claimed in claim 1, it is characterized in that, described step 3 comprises:
First, the corresponding position drawing n section arc section on the arc-plane of described arc facade arch concrete door beam, and control facade absolute altitude, complete the location of flat formwork described in every block;
Secondly, set up bent-frame bracing system according to the location of described flat formwork, and complete the assembled of the described flat formwork of n section, form the overall space template curve of described arc facade arch concrete door beam;
Finally, set up scaffold, as the concreting operating platform of described arc facade arch concrete door beam.
5. the erection method of the template system of arc facade arch concrete door beam as claimed in claim 4, is characterized in that, adopts total powerstation to carry out absolute altitude location when setting up described bent-frame bracing system.
6. the erection method of the template system of arc facade arch concrete door beam as claimed in claim 4, it is characterized in that, described n is 8 or 10.
7. a template system for arc facade arch concrete door beam, is characterized in that, comprise the bent-frame bracing system on ground of being supported in and flat formwork, the bottom in described flat formwork is tightly supportted at the top of described bent-frame bracing system.
8. the template system of arc facade arch concrete door beam as claimed in claim 7, it is characterized in that, described bent-frame bracing system is set up by total sub-semigroup and is formed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510100016.4A CN104631819A (en) | 2015-03-06 | 2015-03-06 | Template system of arc-shaped facade arch-shaped concrete door beam and erection method of template system |
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| CN201510100016.4A CN104631819A (en) | 2015-03-06 | 2015-03-06 | Template system of arc-shaped facade arch-shaped concrete door beam and erection method of template system |
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Cited By (5)
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| CN105544832A (en) * | 2015-12-16 | 2016-05-04 | 中国建筑第二工程局有限公司 | Shell roof and construction method thereof |
| CN109184196A (en) * | 2018-10-09 | 2019-01-11 | 中国五冶集团有限公司 | A kind of formwork erecting structure that oblique arch face structural concrete pours and method |
| CN111779259A (en) * | 2020-05-09 | 2020-10-16 | 中建地下空间有限公司 | Construction method of aluminum alloy template suitable for molding of special-shaped structure |
| CN112727080A (en) * | 2020-12-29 | 2021-04-30 | 浙江恒鸿建设有限公司 | Cast-in-place concrete arc beam and construction method |
| CN113152224A (en) * | 2021-04-27 | 2021-07-23 | 上海奥建道路设施技术有限公司 | Method for making curved surface of steel mould for paving of integral crossing |
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| CN204492177U (en) * | 2015-03-06 | 2015-07-22 | 上海建工五建集团有限公司 | A kind of template system of arc facade arch concrete door beam |
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| WO1990013715A1 (en) * | 1989-05-08 | 1990-11-15 | Bsd Structures Pty. Ltd. | Lift arch building system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105544832A (en) * | 2015-12-16 | 2016-05-04 | 中国建筑第二工程局有限公司 | Shell roof and construction method thereof |
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| CN109184196A (en) * | 2018-10-09 | 2019-01-11 | 中国五冶集团有限公司 | A kind of formwork erecting structure that oblique arch face structural concrete pours and method |
| CN109184196B (en) * | 2018-10-09 | 2023-10-13 | 中国五冶集团有限公司 | Formwork structure and method for concrete pouring of oblique arch surface structure |
| CN111779259A (en) * | 2020-05-09 | 2020-10-16 | 中建地下空间有限公司 | Construction method of aluminum alloy template suitable for molding of special-shaped structure |
| CN112727080A (en) * | 2020-12-29 | 2021-04-30 | 浙江恒鸿建设有限公司 | Cast-in-place concrete arc beam and construction method |
| CN113152224A (en) * | 2021-04-27 | 2021-07-23 | 上海奥建道路设施技术有限公司 | Method for making curved surface of steel mould for paving of integral crossing |
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Application publication date: 20150520 |