CN101787798A - Construction process for reinforced concrete beam bottom bracing and reinforcing template - Google Patents
Construction process for reinforced concrete beam bottom bracing and reinforcing template Download PDFInfo
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- CN101787798A CN101787798A CN201010115189A CN201010115189A CN101787798A CN 101787798 A CN101787798 A CN 101787798A CN 201010115189 A CN201010115189 A CN 201010115189A CN 201010115189 A CN201010115189 A CN 201010115189A CN 101787798 A CN101787798 A CN 101787798A
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Abstract
The invention relates to the construction field of cast-in-situ reinforced concrete building structure, in particular to a construction process for a reinforced concrete beam bottom bracing and reinforcing template. The process comprises the following steps: reinforcing a cast-in-situ reinforced concrete template by a process that a hole is drilled at the bottom of a beam-side template, and then a tie bolt passes through the hole and is fastened by a tie screw. The tie bolt adopted by the invention has strong tension, can effectively avoid the occurrence of deformation of the beam bottom, bulging die at beam side and the like, ensure accurate size, smooth surface, smooth and straight line and excellent impressions of the beam cross section, achieve the requirement of exposed concrete and directly omit the process of plastering lime and mortar layers for later decoration, thereby thoroughly and completely eradicating the possibilities of hollowness and falling, saving decoration manpower, thus the construction process is specially suitable for exposed concrete beam template projects such as large-scale variable cross-section beams, large-scale beams and the like.
Description
Technical field
The present invention relates to the construction field of cast-in-situ steel reinforced concrete building structure, specifically provide a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template.
Background technology
In the construction of cast-in-situ steel reinforced concrete building structure, clear-water concrete is owing to have good impression and save a large amount of motars and finishing manually, can fundamentally solve beam slab post motar hollowing, common fault such as drop, significantly improve workmanship, selected by the structure of the increasing object of construction production-especially engineering of providing quality goods or brilliant, want to reach the effect of clear-water concrete, template---the especially making of beam forms, installation quality is the key in the key, traditional beam forms is made, way is installed owing to inevitably there is the beam side mould that expands, distortion at the bottom of the beam, shortcomings such as beam bottom from leaking slurry often are difficult to reach the harsh requirement of clear-water concrete; Combined steel formwork adopts steel form and respective accessory thereof (steel is stupefied, split bolt, U-shaped card, L shaped latch etc.), though it has powerful rigidity and planeness, the finished size of constructing accurately, surfacing, lines are straight, impression is good, reach the requirement of clear-water concrete, but, often need to cut a hole hair and handle the construction that just can enter next procedure because finished surface is too smooth; Though the steel form number of turnover is many, once investment is big, and needs the periodic maintenance maintenance.Therefore, most of construction enterprises are reluctant to use.
Summary of the invention
The present invention be directed to above problem, a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template is provided, its split bolt that adopts has powerful pulling force, can effectively avoid the expand appearance of phenomenons such as mould of distortion at the bottom of the beam, beam side, guarantee the beam section size accurately, surfacing, lines are straight, impression is good, reach the requirement of clear-water concrete, for the later stage finishing directly saves the motar layer, thereby the possibility that fundamentally stopped hollowing, drops, and it is artificial to have saved finishing, is particularly suitable for the construction of clear-water concrete.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template comprises following concrete steps:
A, according to the design size of the beam of waiting to construct, determine the quantity of required template and a tree, used in making timber for boats wood, split bolt;
B, making processing template, a tree, used in making timber for boats wood;
C, installation formwork and beam bottom board plate;
D, mounting rail side template, and in its bottom hole, the split bolt that interts is also fastening with screw;
E, installation slab form;
F, above steps is checked and accepted the construction that enters next process after qualified.
Step C specifically also comprises and spreading behind the beam bottom board plate promptly in each step of itself and beam bottom board plate being fixed with an iron nail of the end positions of a tree, used in making timber for boats wood.
Step D also is included in the beam bottom board plate is provided with a tree, used in making timber for boats wood strut near the position of split bolt step.
Construction technology also comprises the technology of form removal, and its step is to remove split bolt earlier, removes the beam bottom board plate then, is only the dismounting side template at last.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention has following characteristics:
1, a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention utilizes the powerful pulling force of split bolt to fix beam forms, effectively prevents phenomenon such as distortion and the bloated mould of beam side plate at the bottom of the beam, guarantees that cast-in-situ concrete beam reaches the requirement of clear-water concrete.
2, use a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention in dry concrete construction and can guarantee that the beam section size is accurate, lines are straight, impression is good, directly putty coating on beam saves a large amount of motar and artificial.
3, split bolt can reuse, and saves the beam pressure foot.
4, to large-scale beam or non-uniform beam, a tree, used in making timber for boats wood strut can be set in the position of the close split bolt of beam bottom board plate, further increase its fastness.
5, a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention is compared with combined steel formwork technology, has very strong compliance, can easily tackle the concrete beam of various sectional dimensions.
6, adopt high-quality building to deceive the quantity that template can reduce split bolt, increase the turnover access times of template.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the constructing structure schematic diagram of a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention is further described.
As shown in Figure 1, a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template comprises following concrete steps:
A, according to the design size of the beam of waiting to construct, determine the quantity of required template and a tree, used in making timber for boats wood 1, split bolt 2;
B, making processing template, a tree, used in making timber for boats wood 1;
C, installation formwork and beam bottom board plate 3;
D, mounting rail side template 4, and in its bottom hole, the split bolt 2 that interts is also fastening with screw 5;
E, installation slab form;
F, above steps is checked and accepted the construction that enters next process after qualified.
Step C specifically also comprises and spreading behind the beam bottom board plate 3 promptly in each step of itself and beam bottom board plate 3 being fixed with an iron nail of the end positions of a tree, used in making timber for boats wood 1.
Step D also is included in beam bottom board plate 3 is provided with a tree, used in making timber for boats wood strut near the position of split bolt 2 step.
Construction technology also comprises the technology of form removal, and its step is to remove split bolt 2 earlier, removes beam bottom board plate 3 then, is only at last and removes side template 4.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention, it carries out the blanking of template according to the design size of beam, wherein, the beam bottom board plate is according to the design size blanking, the height of side template then exceeds 8cm than design size, and the 8cm that exceeds is used to place load-bearing a tree, used in making timber for boats wood at the bottom of the beam and the usefulness of split bolt is set.After formwork system puts up, at first lay the beam bottom board plate, follow the mounting rail side template, after side template erects, can use carpenter, wear split bolt then and use drawing screw fastening in the side template bottom hole, after all side templates are all put on split bolt and fastening finishing, slab form can be installed, after the form work engineering acceptance(check), can enter the construction of subsequent handlings such as reinforcing bar binding.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention preferably adopts high-quality building to deceive template, can suitably reduce the quantity of split bolt, increases the turnover access times of template.The workman adopts tool-type boring when template construct, so that reduce the operation when installing.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention, its key points for operation are as follows:
1, split bolt generally adopts Φ 12 specifications (for the bigger beam of sectional dimension, to determine its specification, spacing by calculating), bore diameter should be compared and draw the big grade of bolt, and the bore position on same beam should be on same horizontal plane, so that the mounting or dismounting of split bolt.
2, a tree, used in making timber for boats wood height dimension that is used for support beam bottom board plate wants consistent, place straight, promptly respectively with an iron nail itself and beam bottom board plate are fixed in the end positions of a tree, used in making timber for boats wood after spreading the beam bottom board plate, prevented positioning when the auger shell keyhole, a tree, used in making timber for boats wood level interval is determined according to calculating.
3, the beam bottom board plate setting completed can the mounting rail side template, boring is then worn split bolt and is tightened the screw, and notes waiting and just holes and fastening bolt after installing slab form, otherwise can make operating difficulties a lot.
4, the cast-in-situ steel reinforced concrete beam that pair cross-section is bigger can be provided with a tree, used in making timber for boats wood strut in the position of the close split bolt of beam bottom board plate, further increases its fastness.
5, remove the appropriate to the occasion screw that unclamps earlier of beam forms, take off bolt, remove the beam bottom board plate again, and then prize with a tree, used in making timber for boats wood or carpenter and evenly to knock under the beam side inboard of revealing part and can easily remove side template get off, forbid the workman with all one's strength, quite dismounting is struck, prized to power.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention, material therefor and plant are as follows:
1, material: construction formwork, a tree, used in making timber for boats wood, bolt, iron nail.
2, required plant has: carpenter's disk saw, electronic carpenter, claw hammer, carpenter's sled etc.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention, its quality control principle is as follows:
1, beam base plate template will be in strict accordance with the blanking of drawing design size, and the height of side template then exceeds 8cm than drawing design size.
2, fixing usefulness wooden stupefied straight, diastrophic can not the use.
3, the beam bottom board plate will draw elongated white line to control its levelness and straight degree, and side template also will draw elongated white line to control its straight degree, and verticality is then controlled with messenger wire.
4, boring will be as far as possible on same horizontal plane, and the aperture increases a grade than the diameter of bolt and gets final product.
5, split bolt is fastening firm with screw, and distortion, the bolt of stripped thread, screw ban use of.
6, to advance confiding a technological secret of this worker method to all carpenters, and a beam forms is installed for its learning and mastering by the experienced operator is on-the-spot.
7, the form removal of noting beam forms be to remove split bolt earlier in proper order, removes the beam base plate then, is only then and removes the beam side plate, with to tear the beam base plate open behind the beam of the dismounting earlier side plate of routine different.
A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention, both possessed template once drop into little, workability is strong, technology is simple and easy, the workman is easy to grasp and possess combined steel formwork can guarantee finished product beam size accurately, surfacing, lines are straight, impression is good advantage, removed again traditional beam forms fabrication and installation method can make the finished product beam occur distortion at the bottom of the beam, beam side expand defective such as mould and combined steel formwork worker method is once invested greatly, to the shortcomings such as bad adaptability of non-uniform beam, have remarkable social benefit and economic benefit.
Provide three concrete case study on implementation of a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention below:
1.2007 be applied to gloomy U.S. epoch garden commercial and residential building first phase engineering year March
Gloomy U.S. epoch garden commercial and residential building first phase engineering is positioned at east, Zhongshan city and rises north, happy together street, town section, and this project is made up of 5 framework commercial and residential buildings, is divided into D2, A1, A2, D3, B5, and wherein D2 is 3 layers, and A1, A2, D3, B5 are 11 layers, wherein D2 7609m
2, all the other four building areas are 19832m
2, the about 27441m of overall floorage
2Engineering went into operation in March, 2007, and be completed in January, 2008.A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of this project the application of the invention has been received good construction effect; Being out of shape at the bottom of the beam does not all appear in the cast-in-situ steel reinforced concrete beam (maximum beam section is of a size of 1.1 * 2.1 meters) that uses this worker method to carry out the template construct installation, the beam side expands phenomenons such as mould, each bar beam section size accurately, surfacing, lines are straight, impression is good, all reach the requirement of clear-water concrete, saved the motar layer in the later stage finishing, it is artificial to have saved a large amount of finishings.
2.2008 be applied to the gloomy U.S. garden second phase in epoch B (11-12), C, D (6-7) building commercial and residential building engineering (hereinafter to be referred as " garden second phase in gloomy U.S. epoch commercial and residential building engineering ") year January
Garden second phase in gloomy U.S. epoch commercial and residential building engineering is made up of 5 framework commercial and residential buildings, is 11 layers, frame construction, the about 26438m of overall floorage
2Engineering went into operation on November 1st, 2007, and on September 15th, 2008 was completed.A kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of this project the application of the invention, received good construction effect: being out of shape at the bottom of the beam does not all appear in the cast-in-situ steel reinforced concrete beam that uses this worker method to carry out the template construct installation, the beam side expands phenomenons such as mould, each bar beam section size accurately, surfacing, lines are straight, impression is good, all reach the requirement of clear-water concrete, saved the motar layer in the later stage finishing, it is artificial to have saved a large amount of finishings.
3.2008 it is professional supporting with room engineering (hereinafter to be referred as industrial premises and the supporting room engineering of using) to be applied to Westbound, Zhongshan city economic combination head office industrial premises and industrial enterprise year March
Industrial premises and supportingly be positioned at Longchang village, Westbound, Zhongshan city million rich societies with the room engineering is made up of 3 factory buildings, wherein one the seven supporting business use building of floor industrial enterprise, 4875 square metres of building areas, two each five floor industrial premises, 20905 square metres of building areas, 25779 square metres of overall floorages.This project went into operation on December 8th, 2007, on November 3rd, 2008 was completed, the construction target of engineering is the goldsmith of Guangdong Province prize, agent structure is in strict accordance with dry wall and clear-water concrete plate, post, the beam standard is constructed, wherein, a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template of the present invention is applied in the fabrication and installation of this engineering beam forms once more, and received construction effect as scheduled: being out of shape at the bottom of the beam does not all appear in the cast-in-situ steel reinforced concrete beam that uses this worker method to carry out the template construct installation, phenomenons such as the bloated mould of beam side, each bar beam section size is accurate, surfacing, lines are straight, impression is good, all reach the requirement of clear-water concrete, saved the motar layer in the later stage finishing, it is artificial to have saved a large amount of finishings.
Above-described embodiment, the present invention specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solution of the present invention scope and replacing all should be included in protection scope of the present invention.
Claims (4)
1. construction process for reinforced concrete beam bottom bracing and reinforcing template comprises following concrete steps:
A, according to the design size of the beam of waiting to construct, determine the quantity of required template and a tree, used in making timber for boats wood, split bolt;
B, making processing template, a tree, used in making timber for boats wood;
C, installation formwork and beam bottom board plate;
D, mounting rail side template, and in its bottom hole, the split bolt that interts is also fastening with screw;
E, installation slab form;
F, above steps is checked and accepted the construction that enters next process after qualified.
2. a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template according to claim 1, it is characterized in that described step C specifically also comprises and spreading behind the beam bottom board plate promptly in each step of itself and beam bottom board plate being fixed with an iron nail of the end positions of a tree, used in making timber for boats wood.
3. a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template according to claim 1 is characterized in that, described step D also is included in the beam bottom board plate is provided with a tree, used in making timber for boats wood strut near the position of split bolt step.
4. according to claim 1,2 or 3 described a kind of construction process for reinforced concrete beam bottom bracing and reinforcing template, it is characterized in that described construction technology also comprises the technology of form removal, its step is to remove split bolt earlier, remove the beam bottom board plate then, be only the dismounting side template at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010115189A CN101787798A (en) | 2010-02-11 | 2010-02-11 | Construction process for reinforced concrete beam bottom bracing and reinforcing template |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010115189A CN101787798A (en) | 2010-02-11 | 2010-02-11 | Construction process for reinforced concrete beam bottom bracing and reinforcing template |
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| CN101787798A true CN101787798A (en) | 2010-07-28 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351439A (en) * | 2016-08-29 | 2017-01-25 | 中国建筑第七工程局有限公司 | Aluminum alloy template construction technology and method |
| CN106437146A (en) * | 2016-11-02 | 2017-02-22 | 中国十七冶集团有限公司 | Template used for casting floor beam and construction method of floor beam |
| CN107143151A (en) * | 2017-06-30 | 2017-09-08 | 唐山钢铁集团有限责任公司 | A kind of architectural engineering Vierendeel girder bracing means |
| CN108571168A (en) * | 2018-03-21 | 2018-09-25 | 五冶集团上海有限公司 | The aligning method of deforming template under high temperature drying environment |
| CN108842933A (en) * | 2018-08-27 | 2018-11-20 | 中建八局第建设有限公司 | A kind of tower crane sealing hole method |
| CN112307554A (en) * | 2020-12-04 | 2021-02-02 | 升维科技有限公司 | BIM-based assembly support piece design method and system |
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| CN201334773Y (en) * | 2008-12-30 | 2009-10-28 | 中国建筑第八工程局有限公司 | Self-supporting device for steel reinforced concrete composite girder |
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2010
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201334773Y (en) * | 2008-12-30 | 2009-10-28 | 中国建筑第八工程局有限公司 | Self-supporting device for steel reinforced concrete composite girder |
Non-Patent Citations (1)
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351439A (en) * | 2016-08-29 | 2017-01-25 | 中国建筑第七工程局有限公司 | Aluminum alloy template construction technology and method |
| CN106351439B (en) * | 2016-08-29 | 2019-04-16 | 中国建筑第七工程局有限公司 | Aluminum alloy pattern plate construction technology |
| CN106437146A (en) * | 2016-11-02 | 2017-02-22 | 中国十七冶集团有限公司 | Template used for casting floor beam and construction method of floor beam |
| CN107143151A (en) * | 2017-06-30 | 2017-09-08 | 唐山钢铁集团有限责任公司 | A kind of architectural engineering Vierendeel girder bracing means |
| CN108571168A (en) * | 2018-03-21 | 2018-09-25 | 五冶集团上海有限公司 | The aligning method of deforming template under high temperature drying environment |
| CN108842933A (en) * | 2018-08-27 | 2018-11-20 | 中建八局第建设有限公司 | A kind of tower crane sealing hole method |
| CN108842933B (en) * | 2018-08-27 | 2023-08-08 | 中建八局第一建设有限公司 | Tower crane opening blocking method |
| CN112307554A (en) * | 2020-12-04 | 2021-02-02 | 升维科技有限公司 | BIM-based assembly support piece design method and system |
| CN112307554B (en) * | 2020-12-04 | 2023-12-08 | 浙江宸泰建筑设计研究院有限公司 | BIM-based assembly support piece design method and system |
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Application publication date: 20100728 |